inspectorJ -- JavaTM Profiler

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src/inspectorj/jdwp/jdwpcommand.cpp

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/***************************************************************************
 *   inspectorJ - java profiler                                            *
 *   Copyright (C) 2007 by James May
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/

#include <iostream>
#include "inspectorj/jdwp/jdwpcommand.h"

using namespace inspectorj::jdwp;
        
// initialize the id
int JDWPCommand::nextId = 0;

JDWPCommand::JDWPCommand(jdwpCmdPacket &packet) : JDWPPacket()
{
    
    cmdPacket.len = packet.len;
    cmdPacket.id = packet.id;
    cmdPacket.flags = packet.flags;
    cmdPacket.cmdSet = packet.cmdSet;
    cmdPacket.cmd = packet.cmd;
    int dataSize = cmdPacket.len - JDWP_HEADER_LENGTH;

    cmdPacket.data = new jbyte[dataSize];
    memcpy(cmdPacket.data, packet.data, dataSize);

    bytes = QByteArray((char*)cmdPacket.data, dataSize);  
    data = new QDataStream(&bytes, QIODevice::ReadWrite); 
}

JDWPCommand* JDWPCommand::copy()
{
    return new JDWPCommand(cmdPacket);    
}

JDWPCommand::~JDWPCommand()
{
    if (cmdPacket.data) {
        delete[] cmdPacket.data;
        cmdPacket.data = 0;
    }    
}

JDWPCommand::JDWPCommand(jbyte cmdSet, jbyte cmd) : JDWPPacket()
{
    
    data = new QDataStream(&bytes, QIODevice::WriteOnly);
    cmdPacket.cmdSet = cmdSet;
    cmdPacket.cmd = cmd;
    cmdPacket.id = getNextId();
    cmdPacket.flags = JDWPTRANSPORT_FLAGS_NONE;
    cmdPacket.data = new jbyte[0];
}

/*
    The following constructors are used to create command packets
    to be sent to the profiler server.
 */

JDWPCommand* JDWPCommand::newCommand(referenceTypeCmd cmd)
{
    return new JDWPCommand((jbyte)REF_TYPE_COMMAND_SET, (jbyte)cmd);
}

JDWPCommand* JDWPCommand::newCommand(byteCodeCmd cmd)
{
    return new JDWPCommand((jbyte)BYTECODE_COMMAND_SET, (jbyte)cmd);
}

JDWPCommand* JDWPCommand::newCommand(virtualMachineCmd cmd)
{
    return new JDWPCommand((jbyte)VM_COMMAND_SET, (jbyte)cmd);
}

JDWPCommand* JDWPCommand::newCommand(inspectorjCmd cmd)
{
    return new JDWPCommand((jbyte)INSPECTORJ_COMMAND_SET, (jbyte)cmd);
}

JDWPCommand* JDWPCommand::newCommand(classTypeCmd cmd)
{
    return new JDWPCommand((jbyte)CLASS_TYPE_COMMAND_SET, (jbyte)cmd);
}

JDWPCommand* JDWPCommand::newCommand(arrayTypeCmd cmd)
{
    return new JDWPCommand((jbyte)ARRAY_TYPE_COMMAND_SET, (jbyte)cmd);
}

JDWPCommand* JDWPCommand::newCommand(methodCmd cmd)
{
    return new JDWPCommand((jbyte)METHOD_COMMAND_SET, (jbyte)cmd);
}

JDWPCommand* JDWPCommand::newCommand(objectReferenceCmd cmd)
{
    return new JDWPCommand((jbyte)OBJECT_REF_COMMAND_SET, (jbyte)cmd);
}

JDWPCommand* JDWPCommand::newCommand(stringReferenceCmd cmd)
{
    return new JDWPCommand((jbyte)STRING_REF_COMMAND_SET, (jbyte)cmd);
}

JDWPCommand* JDWPCommand::newCommand(threadReferenceCmd cmd)
{
    return new JDWPCommand((jbyte)THREAD_REF_COMMAND_SET, (jbyte)cmd);
}

JDWPCommand* JDWPCommand::newCommand(threadGroupReferenceCmd cmd)
{
    return new JDWPCommand((jbyte)THREAD_GROUP_REF_COMMAND_SET, (jbyte)cmd);
}

JDWPCommand* JDWPCommand::newCommand(arrayReferenceCmd cmd)
{
    return new JDWPCommand((jbyte)ARRAY_REF_COMMAND_SET, (jbyte)cmd);
}

JDWPCommand* JDWPCommand::newCommand(classLoaderReferenceCmd cmd)
{
    return new JDWPCommand((jbyte)CLASS_LDR_REF_COMMAND_SET, (jbyte)cmd);
}

JDWPCommand* JDWPCommand::newCommand(eventRequestCmd cmd)
{
    return new JDWPCommand((jbyte)EVENT_REQUEST_COMMAND_SET, (jbyte)cmd);
}

JDWPCommand* JDWPCommand::newCommand(stackFrameCmd cmd)
{
    return new JDWPCommand((jbyte)STACK_FRAME_COMMAND_SET, (jbyte)cmd);
}

JDWPCommand* JDWPCommand::newCommand(classObjectReferenceCmd cmd)
{
    return new JDWPCommand((jbyte)CLASS_OBJECT_REF_COMMAND_SET, (jbyte)cmd);
}

JDWPCommand* JDWPCommand::newCommand(eventCmd cmd)
{
    return new JDWPCommand((jbyte)EVENT_COMMAND_SET, (jbyte)cmd);
}

jbyte JDWPCommand::getPacketType()
{
    return cmdPacket.flags;
}

jbyte JDWPCommand::getCmd()
{
    return cmdPacket.cmd;
}

jbyte JDWPCommand::getCmdSet()
{
    return cmdPacket.cmdSet;
}

jint JDWPCommand::getId()
{
    return cmdPacket.id;
}

int JDWPCommand::getNextId()
{
    return ++nextId;
}

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