!237 [ISSUE #I7YYLF] 增加组件降级特性

Merge pull request !237 from DaleLee/issue/#I7YYLF
This commit is contained in:
铂赛东 2023-10-08 07:38:14 +00:00 committed by Gitee
commit 2b481fb983
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GPG Key ID: 173E9B9CA92EEF8F
119 changed files with 3344 additions and 430 deletions

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@ -0,0 +1,23 @@
package com.yomahub.liteflow.annotation;
import com.yomahub.liteflow.enums.NodeTypeEnum;
import java.lang.annotation.Documented;
import java.lang.annotation.ElementType;
import java.lang.annotation.Inherited;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
/**
* 降级组件
*
* @author DaleLee
* @since 2.11.1
*/
@Target(ElementType.TYPE)
@Retention(RetentionPolicy.RUNTIME)
@Documented
@Inherited
public @interface FallbackCmp {
}

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@ -27,7 +27,7 @@ public class ForOperator extends BaseOperator<ForCondition> {
Node node;
if (objects[0] instanceof Node) {
node = OperatorHelper.convert(objects[0], Node.class);
if (!ListUtil.toList(NodeTypeEnum.FOR, NodeTypeEnum.FOR_SCRIPT).contains(node.getType())) {
if (!ListUtil.toList(NodeTypeEnum.FOR, NodeTypeEnum.FOR_SCRIPT, NodeTypeEnum.FALLBACK).contains(node.getType())) {
throw new QLException("The parameter must be for-node item");
}
}

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@ -15,7 +15,7 @@ public class IteratorOperator extends BaseOperator<IteratorCondition> {
OperatorHelper.checkObjectSizeEq(objects, 1);
Node node = OperatorHelper.convert(objects[0], Node.class);
if (!ListUtil.toList(NodeTypeEnum.ITERATOR).contains(node.getType())) {
if (!ListUtil.toList(NodeTypeEnum.ITERATOR, NodeTypeEnum.FALLBACK).contains(node.getType())) {
throw new QLException("The parameter must be iterator-node item");
}

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@ -1,11 +1,10 @@
package com.yomahub.liteflow.builder.el.operator;
import cn.hutool.core.util.ObjectUtil;
import cn.hutool.core.util.StrUtil;
import com.ql.util.express.exception.QLException;
import com.yomahub.liteflow.builder.el.operator.base.BaseOperator;
import com.yomahub.liteflow.builder.el.operator.base.OperatorHelper;
import com.yomahub.liteflow.exception.ELParseException;
import com.yomahub.liteflow.flow.FlowBus;
import com.yomahub.liteflow.flow.element.FallbackNodeProxy;
import com.yomahub.liteflow.flow.element.Node;
import com.yomahub.liteflow.property.LiteflowConfig;
import com.yomahub.liteflow.property.LiteflowConfigGetter;
@ -14,45 +13,29 @@ import com.yomahub.liteflow.property.LiteflowConfigGetter;
* EL规则中的node的操作符
*
* @author Bryan.Zhang
* @author DaleLee
* @since 2.8.3
*/
public class NodeOperator extends BaseOperator<Node> {
@Override
public Node build(Object[] objects) throws Exception {
OperatorHelper.checkObjectSizeEqOne(objects);
@Override
public Node build(Object[] objects) throws Exception {
OperatorHelper.checkObjectSizeEqOne(objects);
String nodeId = OperatorHelper.convert(objects[0], String.class);
String nodeId = OperatorHelper.convert(objects[0], String.class);
if (FlowBus.containNode(nodeId)) {
return FlowBus.getNode(nodeId);
}
else {
LiteflowConfig liteflowConfig = LiteflowConfigGetter.get();
if (StrUtil.isNotBlank(liteflowConfig.getSubstituteCmpClass())) {
Node substituteNode = FlowBus.getNodeMap()
.values()
.stream()
.filter(node -> node.getInstance()
.getClass()
.getName()
.equals(liteflowConfig.getSubstituteCmpClass()))
.findFirst()
.orElse(null);
if (ObjectUtil.isNotNull(substituteNode)) {
return substituteNode;
}
else {
String error = StrUtil.format("This node[{}] cannot be found", nodeId);
throw new QLException(error);
}
}
else {
String error = StrUtil.format("This node[{}] cannot be found, or you can configure an substitute node",
nodeId);
throw new QLException(error);
}
}
}
if (FlowBus.containNode(nodeId)) {
// 找到对应节点
return FlowBus.getNode(nodeId);
} else {
// 检查是否开启了组件降级功能
LiteflowConfig liteflowConfig = LiteflowConfigGetter.get();
Boolean enable = liteflowConfig.getFallbackCmpEnable();
if (!enable) {
throw new ELParseException("The fallback component is disabled");
}
// 生成代理节点
return new FallbackNodeProxy(nodeId);
}
}
}

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@ -21,7 +21,7 @@ public class SwitchOperator extends BaseOperator<SwitchCondition> {
OperatorHelper.checkObjectSizeEqOne(objects);
Node switchNode = OperatorHelper.convert(objects[0], Node.class);
if (!ListUtil.toList(NodeTypeEnum.SWITCH, NodeTypeEnum.SWITCH_SCRIPT).contains(switchNode.getType())) {
if (!ListUtil.toList(NodeTypeEnum.SWITCH, NodeTypeEnum.SWITCH_SCRIPT, NodeTypeEnum.FALLBACK).contains(switchNode.getType())) {
throw new QLException("The caller must be Switch item");
}

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@ -145,7 +145,8 @@ public class OperatorHelper {
if (!(object instanceof Node && ListUtil.toList(
NodeTypeEnum.IF, NodeTypeEnum.IF_SCRIPT,
NodeTypeEnum.WHILE, NodeTypeEnum.WHILE_SCRIPT,
NodeTypeEnum.BREAK, NodeTypeEnum.BREAK_SCRIPT).contains(((Node) object).getType())
NodeTypeEnum.BREAK, NodeTypeEnum.BREAK_SCRIPT, NodeTypeEnum.FALLBACK)
.contains(((Node) object).getType())
|| object instanceof AndOrCondition || object instanceof NotCondition)) {
throw new QLException("The first parameter must be boolean type Node or boolean type condition");
}

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@ -34,6 +34,8 @@ public enum NodeTypeEnum {
BREAK("break", "循环跳出", false, NodeBreakComponent.class),
ITERATOR("iterator", "循环迭代", false, NodeIteratorComponent.class),
FALLBACK("fallback", "降级", false, null),
SCRIPT("script", "脚本", true, ScriptCommonComponent.class),

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@ -0,0 +1,31 @@
package com.yomahub.liteflow.exception;
/**
* 没有找到降级组件异常
*
* @author DaleLee
* @since 2.11.1
*/
public class FallbackCmpNotFoundException extends RuntimeException {
private static final long serialVersionUID = 1L;
/**
* 异常信息
*/
private String message;
public FallbackCmpNotFoundException(String message) {
this.message = message;
}
@Override
public String getMessage() {
return message;
}
public void setMessage(String message) {
this.message = message;
}
}

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@ -11,7 +11,11 @@ package com.yomahub.liteflow.flow;
import cn.hutool.core.collection.ListUtil;
import cn.hutool.core.map.MapUtil;
import cn.hutool.core.util.StrUtil;
import com.yomahub.liteflow.core.*;
import com.yomahub.liteflow.annotation.FallbackCmp;
import com.yomahub.liteflow.annotation.util.AnnoUtil;
import com.yomahub.liteflow.core.ComponentInitializer;
import com.yomahub.liteflow.core.NodeComponent;
import com.yomahub.liteflow.core.ScriptComponent;
import com.yomahub.liteflow.enums.FlowParserTypeEnum;
import com.yomahub.liteflow.enums.NodeTypeEnum;
import com.yomahub.liteflow.exception.ComponentCannotRegisterException;
@ -31,6 +35,7 @@ import com.yomahub.liteflow.spi.holder.ContextAwareHolder;
import com.yomahub.liteflow.spi.local.LocalContextAware;
import com.yomahub.liteflow.util.CopyOnWriteHashMap;
import com.yomahub.liteflow.util.LiteFlowProxyUtil;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
@ -41,6 +46,7 @@ import java.util.stream.Collectors;
* 流程元数据类
*
* @author Bryan.Zhang
* @author DaleLee
*/
public class FlowBus {
@ -50,6 +56,8 @@ public class FlowBus {
private static final Map<String, Node> nodeMap = new CopyOnWriteHashMap<>();
private static final Map<NodeTypeEnum, Node> fallbackNodeMap = new CopyOnWriteHashMap<>();
private FlowBus() {
}
@ -92,8 +100,10 @@ public class FlowBus {
throw new NullNodeTypeException(StrUtil.format("node type is null for node[{}]", nodeId));
}
nodeMap.put(nodeId,
new Node(ComponentInitializer.loadInstance().initComponent(nodeComponent, type, nodeComponent.getName(), nodeId)));
Node node = new Node(ComponentInitializer.loadInstance()
.initComponent(nodeComponent, type, nodeComponent.getName(), nodeId));
nodeMap.put(nodeId, node);
addFallbackNode(node);
}
/**
@ -203,6 +213,7 @@ public class FlowBus {
String activeNodeId = StrUtil.isEmpty(cmpInstance.getNodeId()) ? nodeId : cmpInstance.getNodeId();
nodeMap.put(activeNodeId, node);
addFallbackNode(node);
}
}
@ -226,9 +237,14 @@ public class FlowBus {
return chainMap;
}
public static Node getFallBackNode(NodeTypeEnum nodeType) {
return fallbackNodeMap.get(nodeType);
}
public static void cleanCache() {
chainMap.clear();
nodeMap.clear();
fallbackNodeMap.clear();
cleanScriptCache();
}
@ -269,4 +285,16 @@ public class FlowBus {
Arrays.stream(chainIds).forEach(FlowBus::removeChain);
}
// 判断是否是降级组件如果是则添加到 fallbackNodeMap
private static void addFallbackNode(Node node) {
NodeComponent nodeComponent = node.getInstance();
FallbackCmp fallbackCmp = AnnoUtil.getAnnotation(nodeComponent.getClass(), FallbackCmp.class);
if (fallbackCmp == null) {
return;
}
NodeTypeEnum nodeType = node.getType();
fallbackNodeMap.put(nodeType, node);
}
}

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@ -10,10 +10,9 @@ package com.yomahub.liteflow.flow.element;
import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.collection.ListUtil;
import cn.hutool.core.util.ObjectUtil;
import com.yomahub.liteflow.enums.ConditionTypeEnum;
import com.yomahub.liteflow.enums.ExecuteTypeEnum;
import com.yomahub.liteflow.exception.ChainEndException;
import com.yomahub.liteflow.flow.element.Executable;
import com.yomahub.liteflow.enums.ConditionTypeEnum;
import com.yomahub.liteflow.flow.element.condition.ConditionKey;
import com.yomahub.liteflow.slot.DataBus;
import com.yomahub.liteflow.slot.Slot;
@ -27,6 +26,7 @@ import java.util.Map;
* Condition的抽象类
*
* @author Bryan.Zhang
* @author DaleLee
*/
public abstract class Condition implements Executable{
@ -46,7 +46,10 @@ public abstract class Condition implements Executable{
@Override
public void execute(Integer slotIndex) throws Exception {
Slot slot = DataBus.getSlot(slotIndex);
try {
// 当前 Condition 入栈
slot.pushCondition(this);
executeCondition(slotIndex);
}
catch (ChainEndException e) {
@ -55,7 +58,6 @@ public abstract class Condition implements Executable{
throw e;
}
catch (Exception e) {
Slot slot = DataBus.getSlot(slotIndex);
String chainId = this.getCurrChainId();
// 这里事先取到exception set到slot里为了方便finally取到exception
if (slot.isSubChain(chainId)) {
@ -65,6 +67,9 @@ public abstract class Condition implements Executable{
slot.setException(e);
}
throw e;
} finally {
// 当前 Condition 出栈
slot.popCondition();
}
}

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@ -0,0 +1,188 @@
package com.yomahub.liteflow.flow.element;
import cn.hutool.core.text.StrFormatter;
import cn.hutool.core.util.ObjectUtil;
import com.yomahub.liteflow.enums.ConditionTypeEnum;
import com.yomahub.liteflow.enums.NodeTypeEnum;
import com.yomahub.liteflow.exception.FallbackCmpNotFoundException;
import com.yomahub.liteflow.exception.FlowSystemException;
import com.yomahub.liteflow.flow.FlowBus;
import com.yomahub.liteflow.flow.element.condition.ConditionKey;
import com.yomahub.liteflow.flow.element.condition.ForCondition;
import com.yomahub.liteflow.flow.element.condition.IfCondition;
import com.yomahub.liteflow.flow.element.condition.IteratorCondition;
import com.yomahub.liteflow.flow.element.condition.LoopCondition;
import com.yomahub.liteflow.flow.element.condition.SwitchCondition;
import com.yomahub.liteflow.flow.element.condition.WhileCondition;
import com.yomahub.liteflow.slot.DataBus;
import com.yomahub.liteflow.slot.Slot;
/**
* 降级组件代理
*
* @author DaleLee
* @since 2.11.1
*/
public class FallbackNodeProxy extends Node {
// 原节点 id
private String expectedNodeId;
// 降级节点
private Node fallbackNode;
public FallbackNodeProxy() {
this.setType(NodeTypeEnum.FALLBACK);
}
public FallbackNodeProxy(String expectedNodeId) {
this();
this.expectedNodeId = expectedNodeId;
}
@Override
public void execute(Integer slotIndex) throws Exception {
loadFallBackNode(slotIndex);
this.fallbackNode.setCurrChainId(this.getCurrChainId());
this.fallbackNode.execute(slotIndex);
}
private void loadFallBackNode(Integer slotIndex) throws Exception {
if (ObjectUtil.isNotNull(this.fallbackNode)) {
// 已经加载过了
return;
}
Slot slot = DataBus.getSlot(slotIndex);
Condition curCondition = slot.getCurrentCondition();
if (ObjectUtil.isNull(curCondition)) {
throw new FlowSystemException("The current executing condition could not be found.");
}
Node node = findFallbackNode(curCondition);
if (ObjectUtil.isNull(node)) {
throw new FallbackCmpNotFoundException(
StrFormatter.format("No fallback component found for [{}] in chain[{}].", this.expectedNodeId,
this.getCurrChainId()));
}
// 使用 node 的副本
this.fallbackNode = node.copy();
}
private Node findFallbackNode(Condition condition) {
ConditionTypeEnum conditionType = condition.getConditionType();
switch (conditionType) {
case TYPE_THEN:
case TYPE_WHEN:
case TYPE_PRE:
case TYPE_FINALLY:
case TYPE_CATCH:
return FlowBus.getFallBackNode(NodeTypeEnum.COMMON);
case TYPE_IF:
return findNodeInIf((IfCondition) condition);
case TYPE_SWITCH:
return findNodeInSwitch((SwitchCondition) condition);
case TYPE_FOR:
return findNodeInFor((ForCondition) condition);
case TYPE_WHILE:
return findNodeInWhile((WhileCondition) condition);
case TYPE_ITERATOR:
return findNodeInIterator((IteratorCondition) condition);
case TYPE_NOT_OPT:
case TYPE_AND_OR_OPT:
return FlowBus.getFallBackNode(NodeTypeEnum.IF);
default:
return null;
}
}
private Node findNodeInIf(IfCondition ifCondition) {
Executable ifItem = ifCondition.getIfItem();
if (ifItem == this) {
// 需要条件组件
return FlowBus.getFallBackNode(NodeTypeEnum.IF);
}
// 需要普通组件
return FlowBus.getFallBackNode(NodeTypeEnum.COMMON);
}
private Node findNodeInSwitch(SwitchCondition switchCondition) {
Node switchNode = switchCondition.getSwitchNode();
if (switchNode == this) {
return FlowBus.getFallBackNode(NodeTypeEnum.SWITCH);
}
return FlowBus.getFallBackNode(NodeTypeEnum.COMMON);
}
private Node findNodeInFor(ForCondition forCondition) {
Node forNode = forCondition.getForNode();
if (forNode == this) {
return FlowBus.getFallBackNode(NodeTypeEnum.FOR);
}
return findNodeInLoop(forCondition);
}
private Node findNodeInWhile(WhileCondition whileCondition) {
Executable whileItem = whileCondition.getWhileItem();
if (whileItem == this) {
return FlowBus.getFallBackNode(NodeTypeEnum.WHILE);
}
return findNodeInLoop(whileCondition);
}
private Node findNodeInIterator(IteratorCondition iteratorCondition) {
Node iteratorNode = iteratorCondition.getIteratorNode();
if (iteratorNode == this) {
return FlowBus.getFallBackNode(NodeTypeEnum.ITERATOR);
}
return findNodeInLoop(iteratorCondition);
}
private Node findNodeInLoop(LoopCondition loopCondition) {
Executable breakItem = loopCondition.getExecutableOne(ConditionKey.BREAK_KEY);
if (breakItem == this) {
return FlowBus.getFallBackNode(NodeTypeEnum.BREAK);
}
return FlowBus.getFallBackNode(NodeTypeEnum.COMMON);
}
@Override
public <T> T getItemResultMetaValue(Integer slotIndex) {
return this.fallbackNode.getItemResultMetaValue(slotIndex);
}
@Override
public boolean isAccess(Integer slotIndex) throws Exception {
// 可能会先访问这个方法所以在这里就要加载降级节点
loadFallBackNode(slotIndex);
return this.fallbackNode.isAccess(slotIndex);
}
@Override
public String getId() {
return this.fallbackNode == null ? null : this.fallbackNode.getId();
}
@Override
public Node copy() {
// 代理节点不复制
return this;
}
@Override
public NodeTypeEnum getType() {
return NodeTypeEnum.FALLBACK;
}
public String getExpectedNodeId() {
return expectedNodeId;
}
public void setExpectedNodeId(String expectedNodeId) {
this.expectedNodeId = expectedNodeId;
}
}

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@ -97,9 +97,6 @@ public class LiteflowConfig {
// 是否打印执行中的日志
private Boolean printExecutionLog;
// 替补组件class路径
private String substituteCmpClass;
// 规则文件/脚本文件变更监听
private Boolean enableMonitorFile = Boolean.FALSE;
@ -111,6 +108,9 @@ public class LiteflowConfig {
//使用默认并行循环线程池时最大队列数
private Integer parallelQueueLimit;
// 是否启用组件降级
private Boolean fallbackCmpEnable;
public Boolean getEnableMonitorFile() {
return enableMonitorFile;
@ -373,14 +373,6 @@ public class LiteflowConfig {
this.printExecutionLog = printExecutionLog;
}
public String getSubstituteCmpClass() {
return substituteCmpClass;
}
public void setSubstituteCmpClass(String substituteCmpClass) {
this.substituteCmpClass = substituteCmpClass;
}
public String getRuleSourceExtData() {
return ruleSourceExtData;
}
@ -454,4 +446,16 @@ public class LiteflowConfig {
public void setParallelLoopExecutorClass(String parallelLoopExecutorClass) {
this.parallelLoopExecutorClass = parallelLoopExecutorClass;
}
public Boolean getFallbackCmpEnable() {
if (ObjectUtil.isNull(this.fallbackCmpEnable)) {
return false;
} else {
return fallbackCmpEnable;
}
}
public void setFallbackCmpEnable(Boolean fallbackCmpEnable) {
this.fallbackCmpEnable = fallbackCmpEnable;
}
}

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@ -13,26 +13,29 @@ import cn.hutool.core.util.ObjectUtil;
import cn.hutool.core.util.StrUtil;
import com.yomahub.liteflow.exception.NoSuchContextBeanException;
import com.yomahub.liteflow.exception.NullParamException;
import com.yomahub.liteflow.flow.element.Condition;
import com.yomahub.liteflow.flow.entity.CmpStep;
import com.yomahub.liteflow.flow.id.IdGeneratorHolder;
import com.yomahub.liteflow.log.LFLog;
import com.yomahub.liteflow.log.LFLoggerManager;
import com.yomahub.liteflow.property.LiteflowConfigGetter;
import java.util.Deque;
import java.util.Iterator;
import java.util.LinkedList;
import java.util.List;
import java.util.Queue;
import java.util.Set;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentLinkedDeque;
import java.util.concurrent.ConcurrentLinkedQueue;
import java.util.function.Consumer;
/**
* Slot的抽象类实现
*
* @author Bryan.Zhang
* @author LeoLee
* @author DaleLee
*/
@SuppressWarnings("unchecked")
public class Slot {
@ -88,6 +91,8 @@ public class Slot {
protected ConcurrentHashMap<String, Object> metaDataMap = new ConcurrentHashMap<>();
private List<Object> contextBeanList;
private static final ThreadLocal<Deque<Condition>> conditionStack = ThreadLocal.withInitial(LinkedList::new);
public Slot() {
}
@ -287,6 +292,18 @@ public class Slot {
public Iterator<?> getIteratorResult(String key) {
return getThreadMetaData(ITERATOR_PREFIX + key);
}
public Condition getCurrentCondition() {
return conditionStack.get().peek();
}
public void pushCondition(Condition condition) {
conditionStack.get().push(condition);
}
public void popCondition() {
conditionStack.get().pop();
}
/**
* @deprecated 请使用 {@link #setChainId(String)}

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@ -46,10 +46,10 @@ public class LiteflowAutoConfiguration {
liteflowConfig.setMainExecutorWorks(property.getMainExecutorWorks());
liteflowConfig.setMainExecutorClass(property.getMainExecutorClass());
liteflowConfig.setPrintExecutionLog(property.isPrintExecutionLog());
liteflowConfig.setSubstituteCmpClass(property.getSubstituteCmpClass());
liteflowConfig.setParallelMaxWorkers(property.getParallelMaxWorkers());
liteflowConfig.setParallelQueueLimit(property.getParallelQueueLimit());
liteflowConfig.setParallelLoopExecutorClass(property.getParallelLoopExecutorClass());
liteflowConfig.setFallbackCmpEnable(property.isFallbackCmpEnable());
return liteflowConfig;
}

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@ -67,9 +67,6 @@ public class LiteflowProperty {
// 是否打印执行过程中的日志
private boolean printExecutionLog;
// 替补组件的class路径
private String substituteCmpClass;
//并行循环线程池类路径
private String parallelLoopExecutorClass;
@ -78,6 +75,9 @@ public class LiteflowProperty {
//使用默认并行循环线程池时最大队列数
private Integer parallelQueueLimit;
// 是否启用组件降级
private Boolean fallbackCmpEnable;
public boolean isEnable() {
return enable;
@ -212,14 +212,6 @@ public class LiteflowProperty {
this.requestIdGeneratorClass = requestIdGeneratorClass;
}
public String getSubstituteCmpClass() {
return substituteCmpClass;
}
public void setSubstituteCmpClass(String substituteCmpClass) {
this.substituteCmpClass = substituteCmpClass;
}
public String getRuleSourceExtData() {
return ruleSourceExtData;
}
@ -251,4 +243,12 @@ public class LiteflowProperty {
public void setParallelQueueLimit(Integer parallelQueueLimit) {
this.parallelQueueLimit = parallelQueueLimit;
}
public Boolean isFallbackCmpEnable() {
return fallbackCmpEnable;
}
public void setFallbackCmpEnable(Boolean fallbackCmpEnable) {
this.fallbackCmpEnable = fallbackCmpEnable;
}
}

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@ -13,8 +13,8 @@ liteflow.retry-count=0
liteflow.support-multiple-type=false
liteflow.node-executor-class=com.yomahub.liteflow.flow.executor.DefaultNodeExecutor
liteflow.print-execution-log=true
liteflow.substitute-cmp-class=
liteflow.monitor.enable-log=false
liteflow.monitor.queue-limit=200
liteflow.monitor.delay=300000
liteflow.monitor.period=300000
liteflow.fallback-cmp-enable=false

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@ -74,9 +74,6 @@ public class LiteflowProperty {
// 是否打印执行过程中的日志
private boolean printExecutionLog;
// 替补组件的class路径
private String substituteCmpClass;
// 规则文件/脚本文件变更监听
private Boolean enableMonitorFile;
@ -87,6 +84,9 @@ public class LiteflowProperty {
//使用默认并行循环线程池时最大队列数
private Integer parallelQueueLimit;
// 是否启用组件降级
private Boolean fallbackCmpEnable;
public Boolean getEnableMonitorFile() {
return enableMonitorFile;
@ -226,14 +226,6 @@ public class LiteflowProperty {
this.requestIdGeneratorClass = requestIdGeneratorClass;
}
public String getSubstituteCmpClass() {
return substituteCmpClass;
}
public void setSubstituteCmpClass(String substituteCmpClass) {
this.substituteCmpClass = substituteCmpClass;
}
public String getRuleSourceExtData() {
return ruleSourceExtData;
}
@ -289,4 +281,12 @@ public class LiteflowProperty {
public void setParallelQueueLimit(Integer parallelQueueLimit) {
this.parallelQueueLimit = parallelQueueLimit;
}
public Boolean isFallbackCmpEnable() {
return fallbackCmpEnable;
}
public void setFallbackCmpEnable(Boolean fallbackCmpEnable) {
this.fallbackCmpEnable = fallbackCmpEnable;
}
}

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@ -46,11 +46,11 @@ public class LiteflowPropertyAutoConfiguration {
liteflowConfig.setMainExecutorWorks(property.getMainExecutorWorks());
liteflowConfig.setMainExecutorClass(property.getMainExecutorClass());
liteflowConfig.setPrintExecutionLog(property.isPrintExecutionLog());
liteflowConfig.setSubstituteCmpClass(property.getSubstituteCmpClass());
liteflowConfig.setEnableMonitorFile(property.getEnableMonitorFile());
liteflowConfig.setParallelMaxWorkers(property.getParallelMaxWorkers());
liteflowConfig.setParallelQueueLimit(property.getParallelQueueLimit());
liteflowConfig.setParallelLoopExecutorClass(property.getParallelLoopExecutorClass());
liteflowConfig.setFallbackCmpEnable(property.isFallbackCmpEnable());
return liteflowConfig;
}

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@ -138,13 +138,6 @@
"sourceType": "com.yomahub.liteflow.springboot.LiteflowProperty",
"defaultValue": true
},
{
"name": "liteflow.substitute-cmp-class",
"type": "java.lang.String",
"description": "substitute component class.",
"sourceType": "com.yomahub.liteflow.springboot.LiteflowProperty",
"defaultValue": ""
},
{
"name": "liteflow.monitor.enable-log",
"type": "java.lang.Boolean",
@ -200,6 +193,13 @@
"description": "Custom thread pool implement for parallel-loop executor.",
"sourceType": "com.yomahub.liteflow.springboot.LiteflowProperty",
"defaultValue": "com.yomahub.liteflow.thread.LiteFlowDefaultParallelLoopExecutorBuilder"
},
{
"name": "liteflow.fallback-cmp-enable",
"type": "java.lang.Boolean",
"description": "Enable fallback component.",
"sourceType": "com.yomahub.liteflow.springboot.LiteflowProperty",
"defaultValue": false
}
]
}

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package com.yomahub.liteflow.test.fallback;
import com.yomahub.liteflow.core.FlowExecutor;
import com.yomahub.liteflow.flow.LiteflowResponse;
import com.yomahub.liteflow.test.BaseTest;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.Test;
import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.test.context.TestPropertySource;
import javax.annotation.Resource;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.Future;
/**
* SpringBoot 降级组件测试
*
* @author DaleLee
* @since 2.11.1
*/
@TestPropertySource(value = "classpath:/fallback/application.properties")
@SpringBootTest(classes = FallbackELDeclSpringbootTest.class)
@EnableAutoConfiguration
@ComponentScan({"com.yomahub.liteflow.test.fallback.cmp"})
public class FallbackELDeclSpringbootTest extends BaseTest {
@Resource
private FlowExecutor flowExecutor;
@Test
public void testThen1() {
LiteflowResponse response = flowExecutor.execute2Resp("then1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("a==>c", response.getExecuteStepStrWithoutTime());
}
@Test
public void testThen2() {
LiteflowResponse response = flowExecutor.execute2Resp("then2", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("c==>c==>c", response.getExecuteStepStrWithoutTime());
}
@Test
public void testWhen1() {
LiteflowResponse response = flowExecutor.execute2Resp("when1", "arg");
Assertions.assertTrue(response.isSuccess());
String executeStepStr = response.getExecuteStepStrWithoutTime();
Assertions.assertTrue("b==>c".equals(executeStepStr) || "c==>b".equals(executeStepStr));
}
@Test
public void testIf1() {
LiteflowResponse response = flowExecutor.execute2Resp("if1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("ifn2", response.getExecuteStepStrWithoutTime());
}
@Test
public void testIf2() {
LiteflowResponse response = flowExecutor.execute2Resp("if2", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("ifn1==>c", response.getExecuteStepStrWithoutTime());
}
@Test
public void testFor1() {
LiteflowResponse response = flowExecutor.execute2Resp("for1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("for1==>a==>a==>a", response.getExecuteStepStrWithoutTime());
}
@Test
public void testFor2() {
LiteflowResponse response = flowExecutor.execute2Resp("for2", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("LOOP_3==>c==>c==>c", response.getExecuteStepStrWithoutTime());
}
@Test
public void testWhile1() {
LiteflowResponse response = flowExecutor.execute2Resp("while1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("wn2", response.getExecuteStepStrWithoutTime());
}
@Test
public void testWhile2() {
LiteflowResponse response = flowExecutor.execute2Resp("while2", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("wn1==>c==>wn1==>c==>wn1==>c==>wn1", response.getExecuteStepStrWithoutTime());
}
@Test
public void testIterator1() {
LiteflowResponse response = flowExecutor.execute2Resp("iterator1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("itn2", response.getExecuteStepStrWithoutTime());
}
@Test
public void testIterator2() {
LiteflowResponse response = flowExecutor.execute2Resp("iterator2", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("itn1==>c==>c==>c", response.getExecuteStepStrWithoutTime());
}
@Test
public void testBreak1() {
LiteflowResponse response = flowExecutor.execute2Resp("break1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("LOOP_3==>a==>bn1", response.getExecuteStepStrWithoutTime());
}
@Test
public void testBreak2() {
LiteflowResponse response = flowExecutor.execute2Resp("break2", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("wn1==>a==>bn1", response.getExecuteStepStrWithoutTime());
}
@Test
public void testBreak3() {
LiteflowResponse response = flowExecutor.execute2Resp("break3", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("itn1==>a==>bn1", response.getExecuteStepStrWithoutTime());
}
@Test
public void testSwitch1() {
LiteflowResponse response = flowExecutor.execute2Resp("switch1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("swn2==>b", response.getExecuteStepStrWithoutTime());
}
@Test
public void testSwitch2() {
LiteflowResponse response = flowExecutor.execute2Resp("switch2", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("swn1==>a", response.getExecuteStepStrWithoutTime());
}
@Test
public void testAnd1() {
LiteflowResponse response = flowExecutor.execute2Resp("and1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("ifn2", response.getExecuteStepStrWithoutTime());
}
@Test
public void testOr1() {
LiteflowResponse response = flowExecutor.execute2Resp("or1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("ifn2==>ifn1==>a", response.getExecuteStepStrWithoutTime());
}
@Test
public void testNot1() {
LiteflowResponse response = flowExecutor.execute2Resp("not1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("ifn2==>a", response.getExecuteStepStrWithoutTime());
}
@Test
public void testCatch1() {
LiteflowResponse response = flowExecutor.execute2Resp("catch1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("a==>d==>c", response.getExecuteStepStrWithoutTime());
}
@Test
public void testMulti1() {
LiteflowResponse response = flowExecutor.execute2Resp("multi1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("a==>c==>ifn2", response.getExecuteStepStrWithoutTime());
}
@Test
public void testMulti2() {
LiteflowResponse response = flowExecutor.execute2Resp("multi2", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("ifn2==>ifn1==>a==>c", response.getExecuteStepStrWithoutTime());
}
@Test
public void testMulti3() {
LiteflowResponse response = flowExecutor.execute2Resp("multi3", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("for1==>b==>c==>b==>c==>b==>c", response.getExecuteStepStrWithoutTime());
}
@Test
public void testConcurrent1() {
LiteflowResponse response = flowExecutor.execute2Resp("concurrent1", "arg");
Assertions.assertTrue(response.isSuccess());
String stepStr = response.getExecuteStepStrWithoutTime();
Assertions.assertTrue("c==>ifn2".equals(stepStr) || "ifn2==>c".equals(stepStr));
}
@Test
public void testConcurrent2() {
LiteflowResponse response = flowExecutor.execute2Resp("concurrent2", "arg");
Assertions.assertTrue(response.isSuccess());
String stepStr = response.getExecuteStepStrWithoutTime();
Assertions.assertTrue("c==>ifn2".equals(stepStr) || "ifn2==>c".equals(stepStr));
}
@Test
public void testConcurrent3() throws ExecutionException, InterruptedException {
// 执行多条 chain
Future<LiteflowResponse> future1 = flowExecutor.execute2Future("concurrent1", "arg", new Object());
Future<LiteflowResponse> future2 = flowExecutor.execute2Future("concurrent2", "arg", new Object());
Thread.sleep(1000);
LiteflowResponse response1 = future1.get();
LiteflowResponse response2 = future2.get();
Assertions.assertTrue(response1.isSuccess());
String stepStr1 = response1.getExecuteStepStrWithoutTime();
Assertions.assertTrue("c==>ifn2".equals(stepStr1) || "ifn2==>c".equals(stepStr1));
Assertions.assertTrue(response2.isSuccess());
String stepStr2 = response2.getExecuteStepStrWithoutTime();
Assertions.assertTrue("c==>ifn2".equals(stepStr2) || "ifn2==>c".equals(stepStr2));
}
}

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package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.annotation.LiteflowMethod;
import com.yomahub.liteflow.core.NodeComponent;
import com.yomahub.liteflow.enums.LiteFlowMethodEnum;
@LiteflowComponent("a")
public class ACmp {
@LiteflowMethod(LiteFlowMethodEnum.PROCESS)
public void process(NodeComponent bindCmp) {
System.out.println("ACmp executed!");
}
}

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@ -0,0 +1,16 @@
package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.annotation.LiteflowMethod;
import com.yomahub.liteflow.core.NodeComponent;
import com.yomahub.liteflow.enums.LiteFlowMethodEnum;
@LiteflowComponent("b")
public class BCmp {
@LiteflowMethod(LiteFlowMethodEnum.PROCESS)
public void process(NodeComponent bindCmp) {
System.out.println("BCmp executed!");
}
}

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@ -0,0 +1,20 @@
package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.FallbackCmp;
import com.yomahub.liteflow.annotation.LiteflowCmpDefine;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.annotation.LiteflowMethod;
import com.yomahub.liteflow.core.NodeComponent;
import com.yomahub.liteflow.enums.LiteFlowMethodEnum;
import com.yomahub.liteflow.enums.NodeTypeEnum;
@LiteflowComponent("bn1")
@LiteflowCmpDefine(NodeTypeEnum.BREAK)
@FallbackCmp
public class BreakCmp {
@LiteflowMethod(value = LiteFlowMethodEnum.PROCESS_BREAK)
public boolean processBreak(NodeComponent bindCmp) throws Exception {
return true;
}
}

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@ -0,0 +1,18 @@
package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.FallbackCmp;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.annotation.LiteflowMethod;
import com.yomahub.liteflow.core.NodeComponent;
import com.yomahub.liteflow.enums.LiteFlowMethodEnum;
@LiteflowComponent("c")
@FallbackCmp
public class CCmp {
@LiteflowMethod(LiteFlowMethodEnum.PROCESS)
public void process(NodeComponent bindCmp) {
System.out.println("CCmp executed!");
}
}

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@ -0,0 +1,15 @@
package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.annotation.LiteflowMethod;
import com.yomahub.liteflow.core.NodeComponent;
import com.yomahub.liteflow.enums.LiteFlowMethodEnum;
@LiteflowComponent("d")
public class DCmp {
@LiteflowMethod(LiteFlowMethodEnum.PROCESS)
public void process(NodeComponent bindCmp) throws Exception {
throw new RuntimeException("component[d]");
}
}

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@ -0,0 +1,20 @@
package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.FallbackCmp;
import com.yomahub.liteflow.annotation.LiteflowCmpDefine;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.annotation.LiteflowMethod;
import com.yomahub.liteflow.core.NodeComponent;
import com.yomahub.liteflow.enums.LiteFlowMethodEnum;
import com.yomahub.liteflow.enums.NodeTypeEnum;
@LiteflowComponent("for1")
@LiteflowCmpDefine(NodeTypeEnum.FOR)
@FallbackCmp
public class ForCmp {
@LiteflowMethod(value = LiteFlowMethodEnum.PROCESS_FOR)
public int processFor(NodeComponent bindCmp) throws Exception {
return 3;
}
}

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@ -0,0 +1,18 @@
package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.LiteflowCmpDefine;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.annotation.LiteflowMethod;
import com.yomahub.liteflow.core.NodeComponent;
import com.yomahub.liteflow.enums.LiteFlowMethodEnum;
import com.yomahub.liteflow.enums.NodeTypeEnum;
@LiteflowComponent("ifn1")
@LiteflowCmpDefine(NodeTypeEnum.IF)
public class IfCmp1 {
@LiteflowMethod(value = LiteFlowMethodEnum.PROCESS_IF)
public boolean processIf(NodeComponent bindCmp) throws Exception {
return true;
}
}

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@ -0,0 +1,20 @@
package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.FallbackCmp;
import com.yomahub.liteflow.annotation.LiteflowCmpDefine;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.annotation.LiteflowMethod;
import com.yomahub.liteflow.core.NodeComponent;
import com.yomahub.liteflow.enums.LiteFlowMethodEnum;
import com.yomahub.liteflow.enums.NodeTypeEnum;
@LiteflowComponent("ifn2")
@LiteflowCmpDefine(NodeTypeEnum.IF)
@FallbackCmp
public class IfCmp2 {
@LiteflowMethod(value = LiteFlowMethodEnum.PROCESS_IF)
public boolean processIf(NodeComponent bindCmp) throws Exception {
return false;
}
}

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@ -0,0 +1,21 @@
package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.LiteflowCmpDefine;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.annotation.LiteflowMethod;
import com.yomahub.liteflow.core.NodeComponent;
import com.yomahub.liteflow.enums.LiteFlowMethodEnum;
import com.yomahub.liteflow.enums.NodeTypeEnum;
import java.util.Arrays;
import java.util.Iterator;
@LiteflowComponent("itn1")
@LiteflowCmpDefine(NodeTypeEnum.ITERATOR)
public class IteratorCmp1 {
@LiteflowMethod(value = LiteFlowMethodEnum.PROCESS_ITERATOR)
public Iterator<?> processIterator(NodeComponent bindCmp) throws Exception {
return Arrays.asList("a", "b", "c").iterator();
}
}

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package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.FallbackCmp;
import com.yomahub.liteflow.annotation.LiteflowCmpDefine;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.annotation.LiteflowMethod;
import com.yomahub.liteflow.core.NodeComponent;
import com.yomahub.liteflow.enums.LiteFlowMethodEnum;
import com.yomahub.liteflow.enums.NodeTypeEnum;
import java.util.Collections;
import java.util.Iterator;
@LiteflowComponent("itn2")
@LiteflowCmpDefine(NodeTypeEnum.ITERATOR)
@FallbackCmp
public class IteratorCmp2 {
@LiteflowMethod(value = LiteFlowMethodEnum.PROCESS_ITERATOR)
public Iterator<?> processIterator(NodeComponent bindCmp) throws Exception {
return Collections.emptyIterator();
}
}

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@ -0,0 +1,18 @@
package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.LiteflowCmpDefine;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.annotation.LiteflowMethod;
import com.yomahub.liteflow.core.NodeComponent;
import com.yomahub.liteflow.enums.LiteFlowMethodEnum;
import com.yomahub.liteflow.enums.NodeTypeEnum;
@LiteflowComponent("swn1")
@LiteflowCmpDefine(NodeTypeEnum.SWITCH)
public class SwitchCmp1 {
@LiteflowMethod(value = LiteFlowMethodEnum.PROCESS_SWITCH)
public String processSwitch(NodeComponent bindCmp) throws Exception {
return "a";
}
}

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@ -0,0 +1,20 @@
package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.FallbackCmp;
import com.yomahub.liteflow.annotation.LiteflowCmpDefine;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.annotation.LiteflowMethod;
import com.yomahub.liteflow.core.NodeComponent;
import com.yomahub.liteflow.enums.LiteFlowMethodEnum;
import com.yomahub.liteflow.enums.NodeTypeEnum;
@LiteflowComponent("swn2")
@LiteflowCmpDefine(NodeTypeEnum.SWITCH)
@FallbackCmp
public class SwitchCmp2 {
@LiteflowMethod(value = LiteFlowMethodEnum.PROCESS_SWITCH)
public String processSwitch(NodeComponent bindCmp) throws Exception {
return "b";
}
}

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@ -0,0 +1,31 @@
package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.LiteflowCmpDefine;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.annotation.LiteflowMethod;
import com.yomahub.liteflow.core.NodeComponent;
import com.yomahub.liteflow.enums.LiteFlowMethodEnum;
import com.yomahub.liteflow.enums.NodeTypeEnum;
import java.util.HashSet;
import java.util.Set;
@LiteflowComponent("wn1")
@LiteflowCmpDefine(NodeTypeEnum.WHILE)
public class WhileCmp1 {
private int count = 0;
// 执行过的 chain
Set<String> executedChain = new HashSet<>();
@LiteflowMethod(value = LiteFlowMethodEnum.PROCESS_WHILE)
public boolean processWhile(NodeComponent bindCmp) throws Exception {
// 判断是否切换了 chain
if (!executedChain.contains(bindCmp.getCurrChainId())) {
count = 0;
executedChain.add(bindCmp.getCurrChainId());
}
count++;
return count <= 3;
}
}

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@ -0,0 +1,20 @@
package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.FallbackCmp;
import com.yomahub.liteflow.annotation.LiteflowCmpDefine;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.annotation.LiteflowMethod;
import com.yomahub.liteflow.core.NodeComponent;
import com.yomahub.liteflow.enums.LiteFlowMethodEnum;
import com.yomahub.liteflow.enums.NodeTypeEnum;
@LiteflowComponent("wn2")
@LiteflowCmpDefine(NodeTypeEnum.WHILE)
@FallbackCmp
public class WhileCmp2 {
@LiteflowMethod(value = LiteFlowMethodEnum.PROCESS_WHILE)
public boolean processWhile(NodeComponent bindCmp) throws Exception {
return false;
}
}

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liteflow.rule-source=fallback/flow.el.xml
liteflow.fallback-cmp-enable=true

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<?xml version="1.0" encoding="UTF-8"?>
<flow>
<!-- THEN 普通组件降级 -->
<chain name="then1">
THEN(a, node("x"));
</chain>
<chain name="then2">
THEN(PRE(node("x1")), node("x2"), FINALLY(node("x3")));
</chain>
<!-- WHEN 普通组件降级 -->
<chain name="when1">
WHEN(b, node("x"));
</chain>
<!-- IF 条件组件降级 -->
<chain name="if1">
IF(node("x"), a)
</chain>
<!-- IF 普通组件降级 -->
<chain name="if2">
IF(ifn1, node("x"))
</chain>
<!-- FOR 次数循环组件降级 -->
<chain name="for1">
FOR(node("x")).DO(a);
</chain>
<!-- FOR 普通组件降级 -->
<chain name="for2">
FOR(3).DO(node("x"));
</chain>
<!-- WHILE 条件循环组件降级 -->
<chain name="while1">
WHILE(node("x")).DO(a)
</chain>
<!-- WHILE 普通组件降级 -->
<chain name="while2">
WHILE(wn1).DO(node("x"))
</chain>
<!-- ITERATOR 迭代组件降级 -->
<chain name="iterator1">
ITERATOR(node("x")).DO(a)
</chain>
<!-- ITERATOR 普通组件降级 -->
<chain name="iterator2">
ITERATOR(itn1).DO(node("x"))
</chain>
<!-- BREAK 退出循环组件降级 -->
<chain name="break1">
FOR(3).DO(a).BREAK(node("x"));
</chain>
<chain name="break2">
WHILE(wn1).DO(a).BREAK(node("x"));
</chain>
<chain name="break3">
ITERATOR(itn1).DO(a).BREAK(node("x"));
</chain>
<!-- SWITCH 选择组件降级 -->
<chain name="switch1">
SWITCH(node("x")).to(a,b);
</chain>
<!-- SWITCH 普通组件降级 -->
<chain name="switch2">
SWITCH(swn1).to(node("x"),a);
</chain>
<!-- AND 条件组件降级 -->
<chain name="and1">
IF(AND(node("x"),ifn1), a);
</chain>
<!-- OR 条件组件降级 -->
<chain name="or1">
IF(OR(node("x"),ifn1), a);
</chain>
<!-- NOT 条件组件降级 -->
<chain name="not1">
IF(NOT(node("x")), a);
</chain>
<!-- CATCH 普通组件降级 -->
<chain name="catch1">
CATCH(THEN(a, d)).DO(node("x"))
</chain>
<!-- 多个组件降级 -->
<chain name="multi1">
THEN(
a,
node("x1"),
IF(node("x2"), b)
);
</chain>
<chain name="multi2">
IF(
OR(node("x1"), ifn1),
THEN(a, node("x2"))
);
</chain>
<chain name="multi3">
FOR(node("x1")).DO(
THEN(b, node("x2"))
);
</chain>
<!-- 并发降级测试 -->
<chain name="concurrent1">
WHEN(
THEN(node("x1")),
IF(node("x2"), b)
).maxWaitSeconds(10000);
</chain>
<chain name="concurrent2">
WHEN(
node("x1"),
IF(node("x2"), b)
).maxWaitSeconds(10000);
</chain>
</flow>

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package com.yomahub.liteflow.test.fallback;
import com.yomahub.liteflow.core.FlowExecutor;
import com.yomahub.liteflow.core.FlowExecutorHolder;
import com.yomahub.liteflow.flow.LiteflowResponse;
import com.yomahub.liteflow.property.LiteflowConfig;
import com.yomahub.liteflow.test.BaseTest;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.BeforeAll;
import org.junit.jupiter.api.Test;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.Future;
/**
* Spring 环境下组件降级测试
*
* @author DaleLee
* @since 2.11.1
*/
public class FallbackTest extends BaseTest {
private static FlowExecutor flowExecutor;
@BeforeAll
public static void init() {
LiteflowConfig config = new LiteflowConfig();
config.setRuleSource("fallback/flow.el.xml");
config.setFallbackCmpEnable(true);
flowExecutor = FlowExecutorHolder.loadInstance(config);
}
@Test
public void testThen1() {
LiteflowResponse response = flowExecutor.execute2Resp("then1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("a==>c", response.getExecuteStepStrWithoutTime());
}
@Test
public void testThen2() {
LiteflowResponse response = flowExecutor.execute2Resp("then2", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("c==>c==>c", response.getExecuteStepStrWithoutTime());
}
@Test
public void testWhen1() {
LiteflowResponse response = flowExecutor.execute2Resp("when1", "arg");
Assertions.assertTrue(response.isSuccess());
String executeStepStr = response.getExecuteStepStrWithoutTime();
Assertions.assertTrue("b==>c".equals(executeStepStr) || "c==>b".equals(executeStepStr));
}
@Test
public void testIf1() {
LiteflowResponse response = flowExecutor.execute2Resp("if1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("ifn2", response.getExecuteStepStrWithoutTime());
}
@Test
public void testIf2() {
LiteflowResponse response = flowExecutor.execute2Resp("if2", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("ifn1==>c", response.getExecuteStepStrWithoutTime());
}
@Test
public void testFor1() {
LiteflowResponse response = flowExecutor.execute2Resp("for1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("for1==>a==>a==>a", response.getExecuteStepStrWithoutTime());
}
@Test
public void testFor2() {
LiteflowResponse response = flowExecutor.execute2Resp("for2", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("LOOP_3==>c==>c==>c", response.getExecuteStepStrWithoutTime());
}
@Test
public void testWhile1() {
LiteflowResponse response = flowExecutor.execute2Resp("while1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("wn2", response.getExecuteStepStrWithoutTime());
}
@Test
public void testWhile2() {
LiteflowResponse response = flowExecutor.execute2Resp("while2", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("wn1==>c==>wn1==>c==>wn1==>c==>wn1", response.getExecuteStepStrWithoutTime());
}
@Test
public void testIterator1() {
LiteflowResponse response = flowExecutor.execute2Resp("iterator1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("itn2", response.getExecuteStepStrWithoutTime());
}
@Test
public void testIterator2() {
LiteflowResponse response = flowExecutor.execute2Resp("iterator2", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("itn1==>c==>c==>c", response.getExecuteStepStrWithoutTime());
}
@Test
public void testBreak1() {
LiteflowResponse response = flowExecutor.execute2Resp("break1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("LOOP_3==>a==>bn1", response.getExecuteStepStrWithoutTime());
}
@Test
public void testBreak2() {
LiteflowResponse response = flowExecutor.execute2Resp("break2", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("wn1==>a==>bn1", response.getExecuteStepStrWithoutTime());
}
@Test
public void testBreak3() {
LiteflowResponse response = flowExecutor.execute2Resp("break3", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("itn1==>a==>bn1", response.getExecuteStepStrWithoutTime());
}
@Test
public void testSwitch1() {
LiteflowResponse response = flowExecutor.execute2Resp("switch1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("swn2==>b", response.getExecuteStepStrWithoutTime());
}
@Test
public void testSwitch2() {
LiteflowResponse response = flowExecutor.execute2Resp("switch2", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("swn1==>a", response.getExecuteStepStrWithoutTime());
}
@Test
public void testAnd1() {
LiteflowResponse response = flowExecutor.execute2Resp("and1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("ifn2", response.getExecuteStepStrWithoutTime());
}
@Test
public void testOr1() {
LiteflowResponse response = flowExecutor.execute2Resp("or1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("ifn2==>ifn1==>a", response.getExecuteStepStrWithoutTime());
}
@Test
public void testNot1() {
LiteflowResponse response = flowExecutor.execute2Resp("not1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("ifn2==>a", response.getExecuteStepStrWithoutTime());
}
@Test
public void testCatch1() {
LiteflowResponse response = flowExecutor.execute2Resp("catch1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("a==>d==>c", response.getExecuteStepStrWithoutTime());
}
@Test
public void testMulti1() {
LiteflowResponse response = flowExecutor.execute2Resp("multi1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("a==>c==>ifn2", response.getExecuteStepStrWithoutTime());
}
@Test
public void testMulti2() {
LiteflowResponse response = flowExecutor.execute2Resp("multi2", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("ifn2==>ifn1==>a==>c", response.getExecuteStepStrWithoutTime());
}
@Test
public void testMulti3() {
LiteflowResponse response = flowExecutor.execute2Resp("multi3", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("for1==>b==>c==>b==>c==>b==>c", response.getExecuteStepStrWithoutTime());
}
@Test
public void testConcurrent1() {
LiteflowResponse response = flowExecutor.execute2Resp("concurrent1", "arg");
Assertions.assertTrue(response.isSuccess());
String stepStr = response.getExecuteStepStrWithoutTime();
Assertions.assertTrue("c==>ifn2".equals(stepStr) || "ifn2==>c".equals(stepStr));
}
@Test
public void testConcurrent2() {
LiteflowResponse response = flowExecutor.execute2Resp("concurrent2", "arg");
Assertions.assertTrue(response.isSuccess());
String stepStr = response.getExecuteStepStrWithoutTime();
Assertions.assertTrue("c==>ifn2".equals(stepStr) || "ifn2==>c".equals(stepStr));
}
@Test
public void testConcurrent3() throws ExecutionException, InterruptedException {
// 执行多条 chain
Future<LiteflowResponse> future1 = flowExecutor.execute2Future("concurrent1", "arg", new Object());
Future<LiteflowResponse> future2 = flowExecutor.execute2Future("concurrent2", "arg", new Object());
Thread.sleep(1000);
LiteflowResponse response1 = future1.get();
LiteflowResponse response2 = future2.get();
Assertions.assertTrue(response1.isSuccess());
String stepStr1 = response1.getExecuteStepStrWithoutTime();
Assertions.assertTrue("c==>ifn2".equals(stepStr1) || "ifn2==>c".equals(stepStr1));
Assertions.assertTrue(response2.isSuccess());
String stepStr2 = response2.getExecuteStepStrWithoutTime();
Assertions.assertTrue("c==>ifn2".equals(stepStr2) || "ifn2==>c".equals(stepStr2));
}
}

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package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.core.NodeComponent;
public class ACmp extends NodeComponent {
@Override
public void process() {
System.out.println("ACmp executed!");
}
}

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package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.core.NodeComponent;
public class BCmp extends NodeComponent {
@Override
public void process() {
System.out.println("BCmp executed!");
}
}

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package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.FallbackCmp;
import com.yomahub.liteflow.core.NodeBreakComponent;
@FallbackCmp
public class BreakCmp extends NodeBreakComponent {
@Override
public boolean processBreak() throws Exception {
return true;
}
}

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package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.FallbackCmp;
import com.yomahub.liteflow.core.NodeComponent;
@FallbackCmp
public class CCmp extends NodeComponent {
@Override
public void process() {
System.out.println("CCmp executed!");
}
}

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package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.core.NodeComponent;
public class DCmp extends NodeComponent {
@Override
public void process() throws Exception {
throw new RuntimeException("component[d]");
}
}

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package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.FallbackCmp;
import com.yomahub.liteflow.core.NodeForComponent;
@FallbackCmp
public class ForCmp extends NodeForComponent {
@Override
public int processFor() throws Exception {
return 3;
}
}

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package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.core.NodeIfComponent;
public class IfCmp1 extends NodeIfComponent {
@Override
public boolean processIf() throws Exception {
return true;
}
}

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package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.FallbackCmp;
import com.yomahub.liteflow.core.NodeIfComponent;
@FallbackCmp
public class IfCmp2 extends NodeIfComponent {
@Override
public boolean processIf() throws Exception {
return false;
}
}

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package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.core.NodeIteratorComponent;
import java.util.Arrays;
import java.util.Iterator;
public class IteratorCmp1 extends NodeIteratorComponent {
@Override
public Iterator<?> processIterator() throws Exception {
return Arrays.asList("a", "b", "c").iterator();
}
}

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package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.FallbackCmp;
import com.yomahub.liteflow.core.NodeIteratorComponent;
import java.util.Collections;
import java.util.Iterator;
@FallbackCmp
public class IteratorCmp2 extends NodeIteratorComponent {
@Override
public Iterator<?> processIterator() throws Exception {
return Collections.emptyIterator();
}
}

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package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.core.NodeSwitchComponent;
public class SwitchCmp1 extends NodeSwitchComponent {
@Override
public String processSwitch() throws Exception {
return "a";
}
}

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package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.FallbackCmp;
import com.yomahub.liteflow.core.NodeSwitchComponent;
@FallbackCmp
public class SwitchCmp2 extends NodeSwitchComponent {
@Override
public String processSwitch() throws Exception {
return "b";
}
}

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package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.core.NodeWhileComponent;
import java.util.HashSet;
import java.util.Set;
public class WhileCmp1 extends NodeWhileComponent {
private int count = 0;
// 执行过的 chain
Set<String> executedChain = new HashSet<>();
@Override
public boolean processWhile() throws Exception {
// 判断是否切换了 chain
if (!executedChain.contains(this.getCurrChainId())) {
count = 0;
executedChain.add(this.getCurrChainId());
}
count++;
return count <= 3;
}
}

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package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.FallbackCmp;
import com.yomahub.liteflow.core.NodeWhileComponent;
@FallbackCmp
public class WhileCmp2 extends NodeWhileComponent {
@Override
public boolean processWhile() throws Exception {
return false;
}
}

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<?xml version="1.0" encoding="UTF-8"?>
<flow>
<nodes>
<node id = "a" class="com.yomahub.liteflow.test.fallback.cmp.ACmp"/>
<node id = "b" class="com.yomahub.liteflow.test.fallback.cmp.BCmp"/>
<node id = "c" class="com.yomahub.liteflow.test.fallback.cmp.CCmp"/>
<node id = "d" class="com.yomahub.liteflow.test.fallback.cmp.DCmp"/>
<node id = "ifn1" class="com.yomahub.liteflow.test.fallback.cmp.IfCmp1"/>
<node id = "ifn2" class="com.yomahub.liteflow.test.fallback.cmp.IfCmp2"/>
<node id = "swn1" class="com.yomahub.liteflow.test.fallback.cmp.SwitchCmp1"/>
<node id = "swn2" class="com.yomahub.liteflow.test.fallback.cmp.SwitchCmp2"/>
<node id = "for1" class="com.yomahub.liteflow.test.fallback.cmp.ForCmp"/>
<node id = "wn1" class="com.yomahub.liteflow.test.fallback.cmp.WhileCmp1"/>
<node id = "wn2" class="com.yomahub.liteflow.test.fallback.cmp.WhileCmp2"/>
<node id = "itn1" class="com.yomahub.liteflow.test.fallback.cmp.IteratorCmp1"/>
<node id = "itn2" class="com.yomahub.liteflow.test.fallback.cmp.IteratorCmp2"/>
<node id = "bn1" class="com.yomahub.liteflow.test.fallback.cmp.BreakCmp"/>
</nodes>
<!-- THEN 普通组件降级 -->
<chain name="then1">
THEN(a, node("x"));
</chain>
<chain name="then2">
THEN(PRE(node("x1")), node("x2"), FINALLY(node("x3")));
</chain>
<!-- WHEN 普通组件降级 -->
<chain name="when1">
WHEN(b, node("x"));
</chain>
<!-- IF 条件组件降级 -->
<chain name="if1">
IF(node("x"), a)
</chain>
<!-- IF 普通组件降级 -->
<chain name="if2">
IF(ifn1, node("x"))
</chain>
<!-- FOR 次数循环组件降级 -->
<chain name="for1">
FOR(node("x")).DO(a);
</chain>
<!-- FOR 普通组件降级 -->
<chain name="for2">
FOR(3).DO(node("x"));
</chain>
<!-- WHILE 条件循环组件降级 -->
<chain name="while1">
WHILE(node("x")).DO(a)
</chain>
<!-- WHILE 普通组件降级 -->
<chain name="while2">
WHILE(wn1).DO(node("x"))
</chain>
<!-- ITERATOR 迭代组件降级 -->
<chain name="iterator1">
ITERATOR(node("x")).DO(a)
</chain>
<!-- ITERATOR 普通组件降级 -->
<chain name="iterator2">
ITERATOR(itn1).DO(node("x"))
</chain>
<!-- BREAK 退出循环组件降级 -->
<chain name="break1">
FOR(3).DO(a).BREAK(node("x"));
</chain>
<chain name="break2">
WHILE(wn1).DO(a).BREAK(node("x"));
</chain>
<chain name="break3">
ITERATOR(itn1).DO(a).BREAK(node("x"));
</chain>
<!-- SWITCH 选择组件降级 -->
<chain name="switch1">
SWITCH(node("x")).to(a,b);
</chain>
<!-- SWITCH 普通组件降级 -->
<chain name="switch2">
SWITCH(swn1).to(node("x"),a);
</chain>
<!-- AND 条件组件降级 -->
<chain name="and1">
IF(AND(node("x"),ifn1), a);
</chain>
<!-- OR 条件组件降级 -->
<chain name="or1">
IF(OR(node("x"),ifn1), a);
</chain>
<!-- NOT 条件组件降级 -->
<chain name="not1">
IF(NOT(node("x")), a);
</chain>
<!-- CATCH 普通组件降级 -->
<chain name="catch1">
CATCH(THEN(a, d)).DO(node("x"))
</chain>
<!-- 多个组件降级 -->
<chain name="multi1">
THEN(
a,
node("x1"),
IF(node("x2"), b)
);
</chain>
<chain name="multi2">
IF(
OR(node("x1"), ifn1),
THEN(a, node("x2"))
);
</chain>
<chain name="multi3">
FOR(node("x1")).DO(
THEN(b, node("x2"))
);
</chain>
<!-- 并发降级测试 -->
<chain name="concurrent1">
WHEN(
THEN(node("x1")),
IF(node("x2"), b)
).maxWaitSeconds(10000);
</chain>
<chain name="concurrent2">
WHEN(
node("x1"),
IF(node("x2"), b)
).maxWaitSeconds(10000);
</chain>
</flow>

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package com.yomahub.liteflow.test.fallback;
import com.yomahub.liteflow.core.FlowExecutor;
import com.yomahub.liteflow.flow.LiteflowResponse;
import com.yomahub.liteflow.test.BaseTest;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.extension.ExtendWith;
import org.noear.solon.annotation.Inject;
import org.noear.solon.test.SolonJUnit5Extension;
import org.noear.solon.test.annotation.TestPropertySource;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.Future;
/**
* Solon 降级组件测试
*
* @author DaleLee
* @since 2.11.1
*/
@ExtendWith(SolonJUnit5Extension.class)
@TestPropertySource("classpath:/fallback/application.properties")
public class FallbackELSolonTest extends BaseTest {
@Inject
private FlowExecutor flowExecutor;
@Test
public void testThen1() {
LiteflowResponse response = flowExecutor.execute2Resp("then1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("a==>c", response.getExecuteStepStrWithoutTime());
}
@Test
public void testThen2() {
LiteflowResponse response = flowExecutor.execute2Resp("then2", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("c==>c==>c", response.getExecuteStepStrWithoutTime());
}
@Test
public void testWhen1() {
LiteflowResponse response = flowExecutor.execute2Resp("when1", "arg");
Assertions.assertTrue(response.isSuccess());
String executeStepStr = response.getExecuteStepStrWithoutTime();
Assertions.assertTrue("b==>c".equals(executeStepStr) || "c==>b".equals(executeStepStr));
}
@Test
public void testIf1() {
LiteflowResponse response = flowExecutor.execute2Resp("if1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("ifn2", response.getExecuteStepStrWithoutTime());
}
@Test
public void testIf2() {
LiteflowResponse response = flowExecutor.execute2Resp("if2", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("ifn1==>c", response.getExecuteStepStrWithoutTime());
}
@Test
public void testFor1() {
LiteflowResponse response = flowExecutor.execute2Resp("for1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("for1==>a==>a==>a", response.getExecuteStepStrWithoutTime());
}
@Test
public void testFor2() {
LiteflowResponse response = flowExecutor.execute2Resp("for2", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("LOOP_3==>c==>c==>c", response.getExecuteStepStrWithoutTime());
}
@Test
public void testWhile1() {
LiteflowResponse response = flowExecutor.execute2Resp("while1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("wn2", response.getExecuteStepStrWithoutTime());
}
@Test
public void testWhile2() {
LiteflowResponse response = flowExecutor.execute2Resp("while2", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("wn1==>c==>wn1==>c==>wn1==>c==>wn1", response.getExecuteStepStrWithoutTime());
}
@Test
public void testIterator1() {
LiteflowResponse response = flowExecutor.execute2Resp("iterator1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("itn2", response.getExecuteStepStrWithoutTime());
}
@Test
public void testIterator2() {
LiteflowResponse response = flowExecutor.execute2Resp("iterator2", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("itn1==>c==>c==>c", response.getExecuteStepStrWithoutTime());
}
@Test
public void testBreak1() {
LiteflowResponse response = flowExecutor.execute2Resp("break1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("LOOP_3==>a==>bn1", response.getExecuteStepStrWithoutTime());
}
@Test
public void testBreak2() {
LiteflowResponse response = flowExecutor.execute2Resp("break2", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("wn1==>a==>bn1", response.getExecuteStepStrWithoutTime());
}
@Test
public void testBreak3() {
LiteflowResponse response = flowExecutor.execute2Resp("break3", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("itn1==>a==>bn1", response.getExecuteStepStrWithoutTime());
}
@Test
public void testSwitch1() {
LiteflowResponse response = flowExecutor.execute2Resp("switch1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("swn2==>b", response.getExecuteStepStrWithoutTime());
}
@Test
public void testSwitch2() {
LiteflowResponse response = flowExecutor.execute2Resp("switch2", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("swn1==>a", response.getExecuteStepStrWithoutTime());
}
@Test
public void testAnd1() {
LiteflowResponse response = flowExecutor.execute2Resp("and1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("ifn2", response.getExecuteStepStrWithoutTime());
}
@Test
public void testOr1() {
LiteflowResponse response = flowExecutor.execute2Resp("or1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("ifn2==>ifn1==>a", response.getExecuteStepStrWithoutTime());
}
@Test
public void testNot1() {
LiteflowResponse response = flowExecutor.execute2Resp("not1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("ifn2==>a", response.getExecuteStepStrWithoutTime());
}
@Test
public void testCatch1() {
LiteflowResponse response = flowExecutor.execute2Resp("catch1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("a==>d==>c", response.getExecuteStepStrWithoutTime());
}
@Test
public void testMulti1() {
LiteflowResponse response = flowExecutor.execute2Resp("multi1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("a==>c==>ifn2", response.getExecuteStepStrWithoutTime());
}
@Test
public void testMulti2() {
LiteflowResponse response = flowExecutor.execute2Resp("multi2", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("ifn2==>ifn1==>a==>c", response.getExecuteStepStrWithoutTime());
}
@Test
public void testMulti3() {
LiteflowResponse response = flowExecutor.execute2Resp("multi3", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("for1==>b==>c==>b==>c==>b==>c", response.getExecuteStepStrWithoutTime());
}
@Test
public void testConcurrent1() {
LiteflowResponse response = flowExecutor.execute2Resp("concurrent1", "arg");
Assertions.assertTrue(response.isSuccess());
String stepStr = response.getExecuteStepStrWithoutTime();
Assertions.assertTrue("c==>ifn2".equals(stepStr) || "ifn2==>c".equals(stepStr));
}
@Test
public void testConcurrent2() {
LiteflowResponse response = flowExecutor.execute2Resp("concurrent2", "arg");
Assertions.assertTrue(response.isSuccess());
String stepStr = response.getExecuteStepStrWithoutTime();
Assertions.assertTrue("c==>ifn2".equals(stepStr) || "ifn2==>c".equals(stepStr));
}
@Test
public void testConcurrent3() throws ExecutionException, InterruptedException {
// 执行多条 chain
Future<LiteflowResponse> future1 = flowExecutor.execute2Future("concurrent1", "arg", new Object());
Future<LiteflowResponse> future2 = flowExecutor.execute2Future("concurrent2", "arg", new Object());
Thread.sleep(1000);
LiteflowResponse response1 = future1.get();
LiteflowResponse response2 = future2.get();
Assertions.assertTrue(response1.isSuccess());
String stepStr1 = response1.getExecuteStepStrWithoutTime();
Assertions.assertTrue("c==>ifn2".equals(stepStr1) || "ifn2==>c".equals(stepStr1));
Assertions.assertTrue(response2.isSuccess());
String stepStr2 = response2.getExecuteStepStrWithoutTime();
Assertions.assertTrue("c==>ifn2".equals(stepStr2) || "ifn2==>c".equals(stepStr2));
}
}

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package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.core.NodeComponent;
@LiteflowComponent("a")
public class ACmp extends NodeComponent {
@Override
public void process() {
System.out.println("ACmp executed!");
}
}

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@ -0,0 +1,14 @@
package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.core.NodeComponent;
@LiteflowComponent("b")
public class BCmp extends NodeComponent {
@Override
public void process() {
System.out.println("BCmp executed!");
}
}

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package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.FallbackCmp;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.core.NodeBreakComponent;
@LiteflowComponent("bn1")
@FallbackCmp
public class BreakCmp extends NodeBreakComponent {
@Override
public boolean processBreak() throws Exception {
return true;
}
}

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@ -0,0 +1,16 @@
package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.FallbackCmp;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.core.NodeComponent;
@LiteflowComponent("c")
@FallbackCmp
public class CCmp extends NodeComponent {
@Override
public void process() {
System.out.println("CCmp executed!");
}
}

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@ -0,0 +1,13 @@
package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.core.NodeComponent;
@LiteflowComponent("d")
public class DCmp extends NodeComponent {
@Override
public void process() throws Exception {
throw new RuntimeException("component[d]");
}
}

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@ -0,0 +1,15 @@
package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.FallbackCmp;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.core.NodeForComponent;
@LiteflowComponent("for1")
@FallbackCmp
public class ForCmp extends NodeForComponent {
@Override
public int processFor() throws Exception {
return 3;
}
}

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@ -0,0 +1,13 @@
package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.core.NodeIfComponent;
@LiteflowComponent("ifn1")
public class IfCmp1 extends NodeIfComponent {
@Override
public boolean processIf() throws Exception {
return true;
}
}

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@ -0,0 +1,15 @@
package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.FallbackCmp;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.core.NodeIfComponent;
@LiteflowComponent("ifn2")
@FallbackCmp
public class IfCmp2 extends NodeIfComponent {
@Override
public boolean processIf() throws Exception {
return false;
}
}

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@ -0,0 +1,16 @@
package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.core.NodeIteratorComponent;
import java.util.Arrays;
import java.util.Iterator;
@LiteflowComponent("itn1")
public class IteratorCmp1 extends NodeIteratorComponent {
@Override
public Iterator<?> processIterator() throws Exception {
return Arrays.asList("a", "b", "c").iterator();
}
}

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package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.FallbackCmp;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.core.NodeIteratorComponent;
import java.util.Collections;
import java.util.Iterator;
@LiteflowComponent("itn2")
@FallbackCmp
public class IteratorCmp2 extends NodeIteratorComponent {
@Override
public Iterator<?> processIterator() throws Exception {
return Collections.emptyIterator();
}
}

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package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.core.NodeSwitchComponent;
@LiteflowComponent("swn1")
public class SwitchCmp1 extends NodeSwitchComponent {
@Override
public String processSwitch() throws Exception {
return "a";
}
}

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@ -0,0 +1,15 @@
package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.FallbackCmp;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.core.NodeSwitchComponent;
@LiteflowComponent("swn2")
@FallbackCmp
public class SwitchCmp2 extends NodeSwitchComponent {
@Override
public String processSwitch() throws Exception {
return "b";
}
}

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@ -0,0 +1,26 @@
package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.core.NodeWhileComponent;
import java.util.HashSet;
import java.util.Set;
@LiteflowComponent("wn1")
public class WhileCmp1 extends NodeWhileComponent {
private int count = 0;
// 执行过的 chain
Set<String> executedChain = new HashSet<>();
@Override
public boolean processWhile() throws Exception {
// 判断是否切换了 chain
if (!executedChain.contains(this.getCurrChainId())) {
count = 0;
executedChain.add(this.getCurrChainId());
}
count++;
return count <= 3;
}
}

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@ -0,0 +1,15 @@
package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.FallbackCmp;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.core.NodeWhileComponent;
@LiteflowComponent("wn2")
@FallbackCmp
public class WhileCmp2 extends NodeWhileComponent {
@Override
public boolean processWhile() throws Exception {
return false;
}
}

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@ -1,46 +0,0 @@
package com.yomahub.liteflow.test.substituteNode;
import com.yomahub.liteflow.core.FlowExecutor;
import com.yomahub.liteflow.flow.LiteflowResponse;
import com.yomahub.liteflow.test.BaseTest;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.extension.ExtendWith;
import org.noear.solon.annotation.Inject;
import org.noear.solon.test.SolonJUnit5Extension;
import org.noear.solon.test.annotation.TestPropertySource;
/**
* springboot环境EL替补节点的测试
*
* @author Bryan.Zhang
*/
@ExtendWith(SolonJUnit5Extension.class)
@TestPropertySource("classpath:/substituteNode/application.properties")
public class SubstituteSpringbootTest extends BaseTest {
@Inject
private FlowExecutor flowExecutor;
// 最简单的情况
@Test
public void testSub1() throws Exception {
LiteflowResponse response = flowExecutor.execute2Resp("chain1", "arg");
Assertions.assertTrue(response.isSuccess());
}
// 有替补节点
@Test
public void testSub2() throws Exception {
LiteflowResponse response = flowExecutor.execute2Resp("chain2", "arg");
Assertions.assertTrue(response.isSuccess());
}
// 测试特殊命名的节点
@Test
public void testSub3() throws Exception {
LiteflowResponse response = flowExecutor.execute2Resp("chain3", "arg");
Assertions.assertTrue(response.isSuccess());
}
}

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@ -1,21 +0,0 @@
/**
* <p>Title: liteflow</p>
* <p>Description: 轻量级的组件式流程框架</p>
* @author Bryan.Zhang
* @email weenyc31@163.com
* @Date 2020/4/1
*/
package com.yomahub.liteflow.test.substituteNode.cmp;
import com.yomahub.liteflow.core.NodeComponent;
import org.noear.solon.annotation.Component;
@Component("a")
public class ACmp extends NodeComponent {
@Override
public void process() {
System.out.println("ACmp executed!");
}
}

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@ -1,21 +0,0 @@
/**
* <p>Title: liteflow</p>
* <p>Description: 轻量级的组件式流程框架</p>
* @author Bryan.Zhang
* @email weenyc31@163.com
* @Date 2020/4/1
*/
package com.yomahub.liteflow.test.substituteNode.cmp;
import com.yomahub.liteflow.core.NodeComponent;
import org.noear.solon.annotation.Component;
@Component("b")
public class BCmp extends NodeComponent {
@Override
public void process() {
System.out.println("BCmp executed!");
}
}

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@ -1,21 +0,0 @@
/**
* <p>Title: liteflow</p>
* <p>Description: 轻量级的组件式流程框架</p>
* @author Bryan.Zhang
* @email weenyc31@163.com
* @Date 2020/4/1
*/
package com.yomahub.liteflow.test.substituteNode.cmp;
import com.yomahub.liteflow.core.NodeComponent;
import org.noear.solon.annotation.Component;
@Component("c")
public class CCmp extends NodeComponent {
@Override
public void process() {
System.out.println("CCmp executed!");
}
}

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@ -1,21 +0,0 @@
/**
* <p>Title: liteflow</p>
* <p>Description: 轻量级的组件式流程框架</p>
* @author Bryan.Zhang
* @email weenyc31@163.com
* @Date 2020/4/1
*/
package com.yomahub.liteflow.test.substituteNode.cmp;
import com.yomahub.liteflow.core.NodeComponent;
import org.noear.solon.annotation.Component;
@Component("88-ffc")
public class DCmp extends NodeComponent {
@Override
public void process() {
System.out.println("DCmp executed!");
}
}

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@ -1,21 +0,0 @@
/**
* <p>Title: liteflow</p>
* <p>Description: 轻量级的组件式流程框架</p>
* @author Bryan.Zhang
* @email weenyc31@163.com
* @Date 2020/4/1
*/
package com.yomahub.liteflow.test.substituteNode.cmp;
import com.yomahub.liteflow.core.NodeComponent;
import org.noear.solon.annotation.Component;
@Component("sub")
public class SubCmp extends NodeComponent {
@Override
public void process() {
System.out.println("SubCmp executed!");
}
}

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liteflow.rule-source=fallback/flow.el.xml
liteflow.fallback-cmp-enable=true

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<?xml version="1.0" encoding="UTF-8"?>
<flow>
<!-- THEN 普通组件降级 -->
<chain name="then1">
THEN(a, node("x"));
</chain>
<chain name="then2">
THEN(PRE(node("x1")), node("x2"), FINALLY(node("x3")));
</chain>
<!-- WHEN 普通组件降级 -->
<chain name="when1">
WHEN(b, node("x"));
</chain>
<!-- IF 条件组件降级 -->
<chain name="if1">
IF(node("x"), a)
</chain>
<!-- IF 普通组件降级 -->
<chain name="if2">
IF(ifn1, node("x"))
</chain>
<!-- FOR 次数循环组件降级 -->
<chain name="for1">
FOR(node("x")).DO(a);
</chain>
<!-- FOR 普通组件降级 -->
<chain name="for2">
FOR(3).DO(node("x"));
</chain>
<!-- WHILE 条件循环组件降级 -->
<chain name="while1">
WHILE(node("x")).DO(a)
</chain>
<!-- WHILE 普通组件降级 -->
<chain name="while2">
WHILE(wn1).DO(node("x"))
</chain>
<!-- ITERATOR 迭代组件降级 -->
<chain name="iterator1">
ITERATOR(node("x")).DO(a)
</chain>
<!-- ITERATOR 普通组件降级 -->
<chain name="iterator2">
ITERATOR(itn1).DO(node("x"))
</chain>
<!-- BREAK 退出循环组件降级 -->
<chain name="break1">
FOR(3).DO(a).BREAK(node("x"));
</chain>
<chain name="break2">
WHILE(wn1).DO(a).BREAK(node("x"));
</chain>
<chain name="break3">
ITERATOR(itn1).DO(a).BREAK(node("x"));
</chain>
<!-- SWITCH 选择组件降级 -->
<chain name="switch1">
SWITCH(node("x")).to(a,b);
</chain>
<!-- SWITCH 普通组件降级 -->
<chain name="switch2">
SWITCH(swn1).to(node("x"),a);
</chain>
<!-- AND 条件组件降级 -->
<chain name="and1">
IF(AND(node("x"),ifn1), a);
</chain>
<!-- OR 条件组件降级 -->
<chain name="or1">
IF(OR(node("x"),ifn1), a);
</chain>
<!-- NOT 条件组件降级 -->
<chain name="not1">
IF(NOT(node("x")), a);
</chain>
<!-- CATCH 普通组件降级 -->
<chain name="catch1">
CATCH(THEN(a, d)).DO(node("x"))
</chain>
<!-- 多个组件降级 -->
<chain name="multi1">
THEN(
a,
node("x1"),
IF(node("x2"), b)
);
</chain>
<chain name="multi2">
IF(
OR(node("x1"), ifn1),
THEN(a, node("x2"))
);
</chain>
<chain name="multi3">
FOR(node("x1")).DO(
THEN(b, node("x2"))
);
</chain>
<!-- 并发降级测试 -->
<chain name="concurrent1">
WHEN(
THEN(node("x1")),
IF(node("x2"), b)
).maxWaitSeconds(10000);
</chain>
<chain name="concurrent2">
WHEN(
node("x1"),
IF(node("x2"), b)
).maxWaitSeconds(10000);
</chain>
</flow>

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@ -1,2 +0,0 @@
liteflow.rule-source=substituteNode/flow.el.xml
liteflow.substitute-cmp-class=com.yomahub.liteflow.test.substituteNode.cmp.SubCmp

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@ -1,14 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<flow>
<chain name="chain1">
THEN(node("a"), node("b"), node("c"));
</chain>
<chain name="chain2">
THEN(node("a"), node("b"), node("93-nodeTEST"));
</chain>
<chain name="chain3">
THEN(a, b, node("88-ffc"));
</chain>
</flow>

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@ -0,0 +1,225 @@
package com.yomahub.liteflow.test.fallback;
import com.yomahub.liteflow.core.FlowExecutor;
import com.yomahub.liteflow.flow.LiteflowResponse;
import com.yomahub.liteflow.test.BaseTest;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.Test;
import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.test.context.TestPropertySource;
import javax.annotation.Resource;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.Future;
/**
* SpringBoot 降级组件测试
*
* @author DaleLee
* @since 2.11.1
*/
@TestPropertySource(value = "classpath:/fallback/application.properties")
@SpringBootTest(classes = FallbackELSpringbootTest.class)
@EnableAutoConfiguration
@ComponentScan({"com.yomahub.liteflow.test.fallback.cmp"})
public class FallbackELSpringbootTest extends BaseTest {
@Resource
private FlowExecutor flowExecutor;
@Test
public void testThen1() {
LiteflowResponse response = flowExecutor.execute2Resp("then1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("a==>c", response.getExecuteStepStrWithoutTime());
}
@Test
public void testThen2() {
LiteflowResponse response = flowExecutor.execute2Resp("then2", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("c==>c==>c", response.getExecuteStepStrWithoutTime());
}
@Test
public void testWhen1() {
LiteflowResponse response = flowExecutor.execute2Resp("when1", "arg");
Assertions.assertTrue(response.isSuccess());
String executeStepStr = response.getExecuteStepStrWithoutTime();
Assertions.assertTrue("b==>c".equals(executeStepStr) || "c==>b".equals(executeStepStr));
}
@Test
public void testIf1() {
LiteflowResponse response = flowExecutor.execute2Resp("if1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("ifn2", response.getExecuteStepStrWithoutTime());
}
@Test
public void testIf2() {
LiteflowResponse response = flowExecutor.execute2Resp("if2", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("ifn1==>c", response.getExecuteStepStrWithoutTime());
}
@Test
public void testFor1() {
LiteflowResponse response = flowExecutor.execute2Resp("for1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("for1==>a==>a==>a", response.getExecuteStepStrWithoutTime());
}
@Test
public void testFor2() {
LiteflowResponse response = flowExecutor.execute2Resp("for2", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("LOOP_3==>c==>c==>c", response.getExecuteStepStrWithoutTime());
}
@Test
public void testWhile1() {
LiteflowResponse response = flowExecutor.execute2Resp("while1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("wn2", response.getExecuteStepStrWithoutTime());
}
@Test
public void testWhile2() {
LiteflowResponse response = flowExecutor.execute2Resp("while2", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("wn1==>c==>wn1==>c==>wn1==>c==>wn1", response.getExecuteStepStrWithoutTime());
}
@Test
public void testIterator1() {
LiteflowResponse response = flowExecutor.execute2Resp("iterator1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("itn2", response.getExecuteStepStrWithoutTime());
}
@Test
public void testIterator2() {
LiteflowResponse response = flowExecutor.execute2Resp("iterator2", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("itn1==>c==>c==>c", response.getExecuteStepStrWithoutTime());
}
@Test
public void testBreak1() {
LiteflowResponse response = flowExecutor.execute2Resp("break1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("LOOP_3==>a==>bn1", response.getExecuteStepStrWithoutTime());
}
@Test
public void testBreak2() {
LiteflowResponse response = flowExecutor.execute2Resp("break2", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("wn1==>a==>bn1", response.getExecuteStepStrWithoutTime());
}
@Test
public void testBreak3() {
LiteflowResponse response = flowExecutor.execute2Resp("break3", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("itn1==>a==>bn1", response.getExecuteStepStrWithoutTime());
}
@Test
public void testSwitch1() {
LiteflowResponse response = flowExecutor.execute2Resp("switch1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("swn2==>b", response.getExecuteStepStrWithoutTime());
}
@Test
public void testSwitch2() {
LiteflowResponse response = flowExecutor.execute2Resp("switch2", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("swn1==>a", response.getExecuteStepStrWithoutTime());
}
@Test
public void testAnd1() {
LiteflowResponse response = flowExecutor.execute2Resp("and1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("ifn2", response.getExecuteStepStrWithoutTime());
}
@Test
public void testOr1() {
LiteflowResponse response = flowExecutor.execute2Resp("or1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("ifn2==>ifn1==>a", response.getExecuteStepStrWithoutTime());
}
@Test
public void testNot1() {
LiteflowResponse response = flowExecutor.execute2Resp("not1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("ifn2==>a", response.getExecuteStepStrWithoutTime());
}
@Test
public void testCatch1() {
LiteflowResponse response = flowExecutor.execute2Resp("catch1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("a==>d==>c", response.getExecuteStepStrWithoutTime());
}
@Test
public void testMulti1() {
LiteflowResponse response = flowExecutor.execute2Resp("multi1", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("a==>c==>ifn2", response.getExecuteStepStrWithoutTime());
}
@Test
public void testMulti2() {
LiteflowResponse response = flowExecutor.execute2Resp("multi2", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("ifn2==>ifn1==>a==>c", response.getExecuteStepStrWithoutTime());
}
@Test
public void testMulti3() {
LiteflowResponse response = flowExecutor.execute2Resp("multi3", "arg");
Assertions.assertTrue(response.isSuccess());
Assertions.assertEquals("for1==>b==>c==>b==>c==>b==>c", response.getExecuteStepStrWithoutTime());
}
@Test
public void testConcurrent1() {
LiteflowResponse response = flowExecutor.execute2Resp("concurrent1", "arg");
Assertions.assertTrue(response.isSuccess());
String stepStr = response.getExecuteStepStrWithoutTime();
Assertions.assertTrue("c==>ifn2".equals(stepStr) || "ifn2==>c".equals(stepStr));
}
@Test
public void testConcurrent2() {
LiteflowResponse response = flowExecutor.execute2Resp("concurrent2", "arg");
Assertions.assertTrue(response.isSuccess());
String stepStr = response.getExecuteStepStrWithoutTime();
Assertions.assertTrue("c==>ifn2".equals(stepStr) || "ifn2==>c".equals(stepStr));
}
@Test
public void testConcurrent3() throws ExecutionException, InterruptedException {
// 执行多条 chain
Future<LiteflowResponse> future1 = flowExecutor.execute2Future("concurrent1", "arg", new Object());
Future<LiteflowResponse> future2 = flowExecutor.execute2Future("concurrent2", "arg", new Object());
Thread.sleep(1000);
LiteflowResponse response1 = future1.get();
LiteflowResponse response2 = future2.get();
Assertions.assertTrue(response1.isSuccess());
String stepStr1 = response1.getExecuteStepStrWithoutTime();
Assertions.assertTrue("c==>ifn2".equals(stepStr1) || "ifn2==>c".equals(stepStr1));
Assertions.assertTrue(response2.isSuccess());
String stepStr2 = response2.getExecuteStepStrWithoutTime();
Assertions.assertTrue("c==>ifn2".equals(stepStr2) || "ifn2==>c".equals(stepStr2));
}
}

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@ -0,0 +1,14 @@
package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.core.NodeComponent;
@LiteflowComponent("a")
public class ACmp extends NodeComponent {
@Override
public void process() {
System.out.println("ACmp executed!");
}
}

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@ -0,0 +1,17 @@
package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.core.NodeComponent;
import com.yomahub.liteflow.test.customNodes.domain.DemoDomain;
import javax.annotation.Resource;
@LiteflowComponent("b")
public class BCmp extends NodeComponent {
@Override
public void process() {
System.out.println("BCmp executed!");
}
}

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@ -0,0 +1,15 @@
package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.FallbackCmp;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.core.NodeBreakComponent;
@LiteflowComponent("bn1")
@FallbackCmp
public class BreakCmp extends NodeBreakComponent {
@Override
public boolean processBreak() throws Exception {
return true;
}
}

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@ -0,0 +1,18 @@
package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.FallbackCmp;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.core.NodeComponent;
import com.yomahub.liteflow.slot.DefaultContext;
import org.springframework.stereotype.Component;
@LiteflowComponent("c")
@FallbackCmp
public class CCmp extends NodeComponent {
@Override
public void process() {
System.out.println("CCmp executed!");
}
}

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@ -0,0 +1,13 @@
package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.core.NodeComponent;
@LiteflowComponent("d")
public class DCmp extends NodeComponent {
@Override
public void process() throws Exception {
throw new RuntimeException("component[d]");
}
}

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@ -0,0 +1,15 @@
package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.FallbackCmp;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.core.NodeForComponent;
@LiteflowComponent("for1")
@FallbackCmp
public class ForCmp extends NodeForComponent {
@Override
public int processFor() throws Exception {
return 3;
}
}

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@ -0,0 +1,13 @@
package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.core.NodeIfComponent;
@LiteflowComponent("ifn1")
public class IfCmp1 extends NodeIfComponent {
@Override
public boolean processIf() throws Exception {
return true;
}
}

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@ -0,0 +1,15 @@
package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.FallbackCmp;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.core.NodeIfComponent;
@LiteflowComponent("ifn2")
@FallbackCmp
public class IfCmp2 extends NodeIfComponent {
@Override
public boolean processIf() throws Exception {
return false;
}
}

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@ -0,0 +1,16 @@
package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.core.NodeIteratorComponent;
import java.util.Arrays;
import java.util.Iterator;
@LiteflowComponent("itn1")
public class IteratorCmp1 extends NodeIteratorComponent {
@Override
public Iterator<?> processIterator() throws Exception {
return Arrays.asList("a", "b", "c").iterator();
}
}

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@ -0,0 +1,18 @@
package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.FallbackCmp;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.core.NodeIteratorComponent;
import java.util.Collections;
import java.util.Iterator;
@LiteflowComponent("itn2")
@FallbackCmp
public class IteratorCmp2 extends NodeIteratorComponent {
@Override
public Iterator<?> processIterator() throws Exception {
return Collections.emptyIterator();
}
}

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@ -0,0 +1,13 @@
package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.core.NodeSwitchComponent;
@LiteflowComponent("swn1")
public class SwitchCmp1 extends NodeSwitchComponent {
@Override
public String processSwitch() throws Exception {
return "a";
}
}

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@ -0,0 +1,15 @@
package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.FallbackCmp;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.core.NodeSwitchComponent;
@LiteflowComponent("swn2")
@FallbackCmp
public class SwitchCmp2 extends NodeSwitchComponent {
@Override
public String processSwitch() throws Exception {
return "b";
}
}

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@ -0,0 +1,26 @@
package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.core.NodeWhileComponent;
import java.util.HashSet;
import java.util.Set;
@LiteflowComponent("wn1")
public class WhileCmp1 extends NodeWhileComponent {
private int count = 0;
// 执行过的 chain
Set<String> executedChain = new HashSet<>();
@Override
public boolean processWhile() throws Exception {
// 判断是否切换了 chain
if (!executedChain.contains(this.getCurrChainId())) {
count = 0;
executedChain.add(this.getCurrChainId());
}
count++;
return count <= 3;
}
}

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@ -0,0 +1,15 @@
package com.yomahub.liteflow.test.fallback.cmp;
import com.yomahub.liteflow.annotation.FallbackCmp;
import com.yomahub.liteflow.annotation.LiteflowComponent;
import com.yomahub.liteflow.core.NodeWhileComponent;
@LiteflowComponent("wn2")
@FallbackCmp
public class WhileCmp2 extends NodeWhileComponent {
@Override
public boolean processWhile() throws Exception {
return false;
}
}

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@ -1,50 +0,0 @@
package com.yomahub.liteflow.test.substituteNode;
import com.yomahub.liteflow.core.FlowExecutor;
import com.yomahub.liteflow.flow.LiteflowResponse;
import com.yomahub.liteflow.test.BaseTest;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.Test;
import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.test.context.TestPropertySource;
import javax.annotation.Resource;
/**
* springboot环境EL替补节点的测试
*
* @author Bryan.Zhang
*/
@TestPropertySource(value = "classpath:/substituteNode/application.properties")
@SpringBootTest(classes = SubstituteSpringbootTest.class)
@EnableAutoConfiguration
@ComponentScan({ "com.yomahub.liteflow.test.substituteNode.cmp" })
public class SubstituteSpringbootTest extends BaseTest {
@Resource
private FlowExecutor flowExecutor;
// 最简单的情况
@Test
public void testSub1() throws Exception {
LiteflowResponse response = flowExecutor.execute2Resp("chain1", "arg");
Assertions.assertTrue(response.isSuccess());
}
// 有替补节点
@Test
public void testSub2() throws Exception {
LiteflowResponse response = flowExecutor.execute2Resp("chain2", "arg");
Assertions.assertTrue(response.isSuccess());
}
// 测试特殊命名的节点
@Test
public void testSub3() throws Exception {
LiteflowResponse response = flowExecutor.execute2Resp("chain3", "arg");
Assertions.assertTrue(response.isSuccess());
}
}

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@ -1,21 +0,0 @@
/**
* <p>Title: liteflow</p>
* <p>Description: 轻量级的组件式流程框架</p>
* @author Bryan.Zhang
* @email weenyc31@163.com
* @Date 2020/4/1
*/
package com.yomahub.liteflow.test.substituteNode.cmp;
import com.yomahub.liteflow.core.NodeComponent;
import org.springframework.stereotype.Component;
@Component("a")
public class ACmp extends NodeComponent {
@Override
public void process() {
System.out.println("ACmp executed!");
}
}

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@ -1,21 +0,0 @@
/**
* <p>Title: liteflow</p>
* <p>Description: 轻量级的组件式流程框架</p>
* @author Bryan.Zhang
* @email weenyc31@163.com
* @Date 2020/4/1
*/
package com.yomahub.liteflow.test.substituteNode.cmp;
import com.yomahub.liteflow.core.NodeComponent;
import org.springframework.stereotype.Component;
@Component("b")
public class BCmp extends NodeComponent {
@Override
public void process() {
System.out.println("BCmp executed!");
}
}

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@ -1,21 +0,0 @@
/**
* <p>Title: liteflow</p>
* <p>Description: 轻量级的组件式流程框架</p>
* @author Bryan.Zhang
* @email weenyc31@163.com
* @Date 2020/4/1
*/
package com.yomahub.liteflow.test.substituteNode.cmp;
import com.yomahub.liteflow.core.NodeComponent;
import org.springframework.stereotype.Component;
@Component("c")
public class CCmp extends NodeComponent {
@Override
public void process() {
System.out.println("CCmp executed!");
}
}

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@ -1,21 +0,0 @@
/**
* <p>Title: liteflow</p>
* <p>Description: 轻量级的组件式流程框架</p>
* @author Bryan.Zhang
* @email weenyc31@163.com
* @Date 2020/4/1
*/
package com.yomahub.liteflow.test.substituteNode.cmp;
import com.yomahub.liteflow.core.NodeComponent;
import org.springframework.stereotype.Component;
@Component("88-ffc")
public class DCmp extends NodeComponent {
@Override
public void process() {
System.out.println("DCmp executed!");
}
}

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@ -1,21 +0,0 @@
/**
* <p>Title: liteflow</p>
* <p>Description: 轻量级的组件式流程框架</p>
* @author Bryan.Zhang
* @email weenyc31@163.com
* @Date 2020/4/1
*/
package com.yomahub.liteflow.test.substituteNode.cmp;
import com.yomahub.liteflow.core.NodeComponent;
import org.springframework.stereotype.Component;
@Component("sub")
public class SubCmp extends NodeComponent {
@Override
public void process() {
System.out.println("SubCmp executed!");
}
}

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liteflow.rule-source=fallback/flow.el.xml
liteflow.fallback-cmp-enable=true

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<?xml version="1.0" encoding="UTF-8"?>
<flow>
<!-- THEN 普通组件降级 -->
<chain name="then1">
THEN(a, node("x"));
</chain>
<chain name="then2">
THEN(PRE(node("x1")), node("x2"), FINALLY(node("x3")));
</chain>
<!-- WHEN 普通组件降级 -->
<chain name="when1">
WHEN(b, node("x"));
</chain>
<!-- IF 条件组件降级 -->
<chain name="if1">
IF(node("x"), a)
</chain>
<!-- IF 普通组件降级 -->
<chain name="if2">
IF(ifn1, node("x"))
</chain>
<!-- FOR 次数循环组件降级 -->
<chain name="for1">
FOR(node("x")).DO(a);
</chain>
<!-- FOR 普通组件降级 -->
<chain name="for2">
FOR(3).DO(node("x"));
</chain>
<!-- WHILE 条件循环组件降级 -->
<chain name="while1">
WHILE(node("x")).DO(a)
</chain>
<!-- WHILE 普通组件降级 -->
<chain name="while2">
WHILE(wn1).DO(node("x"))
</chain>
<!-- ITERATOR 迭代组件降级 -->
<chain name="iterator1">
ITERATOR(node("x")).DO(a)
</chain>
<!-- ITERATOR 普通组件降级 -->
<chain name="iterator2">
ITERATOR(itn1).DO(node("x"))
</chain>
<!-- BREAK 退出循环组件降级 -->
<chain name="break1">
FOR(3).DO(a).BREAK(node("x"));
</chain>
<chain name="break2">
WHILE(wn1).DO(a).BREAK(node("x"));
</chain>
<chain name="break3">
ITERATOR(itn1).DO(a).BREAK(node("x"));
</chain>
<!-- SWITCH 选择组件降级 -->
<chain name="switch1">
SWITCH(node("x")).to(a,b);
</chain>
<!-- SWITCH 普通组件降级 -->
<chain name="switch2">
SWITCH(swn1).to(node("x"),a);
</chain>
<!-- AND 条件组件降级 -->
<chain name="and1">
IF(AND(node("x"),ifn1), a);
</chain>
<!-- OR 条件组件降级 -->
<chain name="or1">
IF(OR(node("x"),ifn1), a);
</chain>
<!-- NOT 条件组件降级 -->
<chain name="not1">
IF(NOT(node("x")), a);
</chain>
<!-- CATCH 普通组件降级 -->
<chain name="catch1">
CATCH(THEN(a, d)).DO(node("x"))
</chain>
<!-- 多个组件降级 -->
<chain name="multi1">
THEN(
a,
node("x1"),
IF(node("x2"), b)
);
</chain>
<chain name="multi2">
IF(
OR(node("x1"), ifn1),
THEN(a, node("x2"))
);
</chain>
<chain name="multi3">
FOR(node("x1")).DO(
THEN(b, node("x2"))
);
</chain>
<!-- 并发降级测试 -->
<chain name="concurrent1">
WHEN(
THEN(node("x1")),
IF(node("x2"), b)
).maxWaitSeconds(10000);
</chain>
<chain name="concurrent2">
WHEN(
node("x1"),
IF(node("x2"), b)
).maxWaitSeconds(10000);
</chain>
</flow>

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