llvm-project/lldb/tools/lldb-mi/MIUtilMapIdToVariant.cpp

//===-- MIUtilMapIdToVariant.cpp --------------------------------*- C++ -*-===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//

//++
// File:        MIUtilMapIdToVariant.cpp
//
// Overview:    CMIUtilMapIdToVariant implementation.
//
// Environment: Compilers:  Visual C++ 12.
//                          gcc (Ubuntu/Linaro 4.8.1-10ubuntu9) 4.8.1
//              Libraries:  See MIReadmetxt.
//
// Copyright:   None.
//--

// In-house headers:
#include "MIUtilMapIdToVariant.h"

//++ ------------------------------------------------------------------------------------
// Details: CMIUtilMapIdToVariant constructor.
// Type:    Method.
// Args:    None.
// Return:  None.
// Throws:  None.
//--
CMIUtilMapIdToVariant::CMIUtilMapIdToVariant(void)
{
}

//++ ------------------------------------------------------------------------------------
// Details: CMIUtilMapIdToVariant destructor.
// Type:    Method.
// Args:    None.
// Return:  None.
// Throws:  None.
//--
CMIUtilMapIdToVariant::~CMIUtilMapIdToVariant(void)
{
}

//++ ------------------------------------------------------------------------------------
// Details: Remove at the data from *this container.
// Type:    Method.
// Args:    None.
// Return:  None.
// Throws:  None.
//--
void
CMIUtilMapIdToVariant::Clear(void)
{
    m_mapKeyToVariantValue.clear();
}

//++ ------------------------------------------------------------------------------------
// Details: Check an ID is present already in *this container.
// Type:    Method.
// Args:    vId - (R) Unique ID i.e. GUID.
// Return:  True - registered.
//          False - not found.
// Throws:  None.
//--
bool
CMIUtilMapIdToVariant::HaveAlready(const CMIUtilString &vId) const
{
    const MapKeyToVariantValue_t::const_iterator it = m_mapKeyToVariantValue.find(vId);
    if (it != m_mapKeyToVariantValue.end())
        return true;

    return false;
}

//++ ------------------------------------------------------------------------------------
// Details: Determine if *this container is currently holding any data.
// Type:    Method.
// Args:    None.
// Return:  bool    - True - Yes empty, false - one or more data object present.
// Throws:  None.
//--
bool
CMIUtilMapIdToVariant::IsEmpty(void) const
{
    return m_mapKeyToVariantValue.empty();
}

//++ ------------------------------------------------------------------------------------
// Details: Check the ID is valid to be registered.
// Type:    Method.
// Args:    vId - (R) Unique ID i.e. GUID.
// Return:  True - valid.
//          False - not valid.
// Throws:  None.
//--
bool
CMIUtilMapIdToVariant::IsValid(const CMIUtilString &vId) const
{
    bool bValid = true;

    if (vId.empty())
        bValid = false;

    return bValid;
}

//++ ------------------------------------------------------------------------------------
// Details: Remove from *this contain a data object specified by ID. The data object
//          when removed also calls its destructor should it have one.
// Type:    Method.
// Args:    vId - (R) Unique ID i.e. GUID.
// Return:  MIstatus::success - Functional succeeded.
//          MIstatus::failure - Functional failed.
// Throws:  None.
//--
bool
CMIUtilMapIdToVariant::Remove(const CMIUtilString &vId)
{
    const MapKeyToVariantValue_t::const_iterator it = m_mapKeyToVariantValue.find(vId);
    if (it != m_mapKeyToVariantValue.end())
    {
        m_mapKeyToVariantValue.erase(it);
    }

    return MIstatus::success;
}