In This Package:

DaqContainer.cc

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/*
 *  DaqContainer.cc
 *  DaqReadoutFormat
 *
 *  Created by Simon Patton on 7/21/10.
 *  Copyright 2010 DayaBay Collaboration. All rights reserved.
 *
 */
#include "DaqReadoutFormat/DaqContainer.h"

#include "DaqReadoutFormat/ByteBuffer.h"
#include "DaqReadoutFormat/RomData.h"

using DybDaq::ByteBuffer;
using DybDaq::DaqBuffer;
using DybDaq::DaqContainer;
using DybDaq::RomData;

DaqContainer::DaqContainer() :
DaqBuffer(((char*)0),
          *((const DaqTraits*)0)),
m_expandable(0),
m_begin(0),
m_bufferSize(0) {
}

DaqContainer::DaqContainer(const DaqContainer& container) :
DaqBuffer(container),
DaqExpandable(),
m_expandable(0),
m_begin(container.begin()),
m_bufferSize(container.containerSize()) {
    // Currently assumes a ByteBuffer based DaqContainer is being copied.
}

DaqContainer::DaqContainer(DaqExpandable& expandable) :
DaqBuffer(((char*)0),
          *((const DaqTraits*)0)),
m_expandable(&expandable),
m_begin(0),
m_bufferSize(0) {
}


DaqContainer::DaqContainer(const ByteBuffer& byteBuffer,
                           const unsigned int bufferSize) :
DaqBuffer(byteBuffer,
          *((DaqTraits*)0)),
m_expandable(0),
m_begin(byteBuffer.position()),
m_bufferSize(bufferSize) {
}

DaqContainer::DaqContainer(const ByteBuffer& byteBuffer,
                           const DaqTraits& traits,
                           const unsigned int bufferSize) :
DaqBuffer(byteBuffer,
          traits),
m_expandable(0),
m_begin(byteBuffer.position()),
m_bufferSize(bufferSize) {
}

DaqContainer::~DaqContainer() {
}

unsigned int DaqContainer::begin() const {
    return m_begin;
}

unsigned int DaqContainer::gather(OutputBufferList& outputBuffers) const {
    return gatherComponents(outputBuffers);
}

unsigned int DaqContainer::inspect(DaqBuffer::Bytes& inspectors) const {
    return inspectComponents(inspectors);
}

unsigned int DaqContainer::containerSize() const {
    return m_bufferSize;
}

bool DaqContainer::setExpandable(DaqExpandable& expandable) {
    if (0 != m_expandable) {
        return false;
    }
    m_expandable = &expandable;
    return true;
}

void DaqContainer::notifyExpandable(const unsigned int size) {
    if (0 != m_expandable) {
        m_expandable->expanded(size);
    }
}

bool DaqContainer::expandedByRomData(const RomData* romData) {
    return (const_cast<RomData*>(romData))->setRomExpandable(*this);
}

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