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#include "WriteThread.h"
#include <QDir>
WriteThread::WriteThread()
{
stopIt=false;
/// \test lot of level of priority
isOpen.release();
start();
moveToThread(this);
setObjectName("write");
this->mkpathTransfer = mkpathTransfer;
#ifdef ULTRACOPIER_PLUGIN_DEBUG
stat=Idle;
#endif
CurentCopiedSize=0;
}
WriteThread::~WriteThread()
{
stop();
freeBlock.release();
emit internalStartClose();
disconnect(this);
isOpen.acquire();
quit();
wait();
}
void WriteThread::run()
{
connect(this,SIGNAL(internalStartOpen()), this,SLOT(internalOpen()), Qt::QueuedConnection);
connect(this,SIGNAL(internalStartReopen()), this,SLOT(internalReopen()), Qt::QueuedConnection);
connect(this,SIGNAL(internalStartWrite()), this,SLOT(internalWrite()), Qt::QueuedConnection);
connect(this,SIGNAL(internalStartClose()), this,SLOT(internalClose()), Qt::QueuedConnection);
connect(this,SIGNAL(internalStartEndOfFile()), this,SLOT(internalEndOfFile()), Qt::QueuedConnection);
connect(this,SIGNAL(internalStartFlushAndSeekToZero()), this,SLOT(internalFlushAndSeekToZero()),Qt::QueuedConnection);
exec();
}
bool WriteThread::internalOpen()
{
ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Notice,"["+QString::number(id)+"] internalOpen destination: "+name);
if(stopIt)
return false;
if(file.isOpen())
{
ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Notice,"["+QString::number(id)+"] already open! destination: "+file.fileName());
return false;
}
//set to LISTBLOCKSIZE
while(freeBlock.available()<ULTRACOPIER_PLUGIN_MAXBUFFERBLOCK)
freeBlock.release();
if(freeBlock.available()>ULTRACOPIER_PLUGIN_MAXBUFFERBLOCK)
freeBlock.acquire(freeBlock.available()-ULTRACOPIER_PLUGIN_MAXBUFFERBLOCK);
stopIt=false;
CurentCopiedSize=0;
endDetected=false;
#ifdef ULTRACOPIER_PLUGIN_DEBUG
stat=InodeOperation;
#endif
file.setFileName(name);
//mkpath check if exists and return true if already exists
QFileInfo destinationInfo(file);
QDir destinationFolder;
{
mkpathTransfer->acquire();
if(!destinationFolder.exists(destinationInfo.absolutePath()))
{
ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Notice,"["+QString::number(id)+"] "+QString("Try create the path: %1")
.arg(destinationInfo.absolutePath()));
if(!destinationFolder.mkpath(destinationInfo.absolutePath()))
{
if(!destinationFolder.exists(destinationInfo.absolutePath()))
{
/// \todo do real folder error here
errorString_internal="mkpath error on destination";
ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Warning,"["+QString::number(id)+"] "+QString("Unable create the folder: %1, error: %2")
.arg(destinationInfo.absolutePath())
.arg(errorString_internal));
emit error();
#ifdef ULTRACOPIER_PLUGIN_DEBUG
stat=Idle;
#endif
return false;
}
}
}
mkpathTransfer->release();
}
if(stopIt)
return false;
//try open it
if(file.open(QIODevice::ReadWrite))
{
if(stopIt)
return false;
file.seek(0);
if(stopIt)
return false;
file.resize(startSize);
if(stopIt)
return false;
emit opened();
#ifdef ULTRACOPIER_PLUGIN_DEBUG
stat=Idle;
#endif
isOpen.acquire();
return true;
}
else
{
if(stopIt)
return false;
errorString_internal=file.errorString();
ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Warning,"["+QString::number(id)+"] "+QString("Unable to open: %1, error: %2").arg(name).arg(errorString_internal));
emit error();
#ifdef ULTRACOPIER_PLUGIN_DEBUG
stat=Idle;
#endif
return false;
}
}
void WriteThread::open(const QString &name,const quint64 &startSize)
{
ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Notice,"["+QString::number(id)+"] open destination: "+name);
if(stopIt)
return;
fakeMode=false;
this->name=name;
this->startSize=startSize;
endDetected=false;
emit internalStartOpen();
}
void WriteThread::endIsDetected()
{
if(endDetected)
{
ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Warning,"["+QString::number(id)+"] double event dropped");
return;
}
endDetected=true;
ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Notice,"["+QString::number(id)+"] start");
emit internalStartEndOfFile();
}
QString WriteThread::errorString()
{
return errorString_internal;
}
bool WriteThread::write(const QByteArray &data)
{
if(stopIt)
return false;
freeBlock.acquire();
if(stopIt)
return false;
{
QMutexLocker lock_mutex(&accessList);
theBlockList.append(data);
}
emit internalStartWrite();
return true;
}
void WriteThread::stop()
{
ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Notice,"["+QString::number(id)+"] stop()");
stopIt=true;
freeBlock.release();
// useless because stopIt will close all thread, but if thread not runing run it
endIsDetected();
//emit internalStartClose();
}
void WriteThread::flushBuffer()
{
ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Notice,"["+QString::number(id)+"] start");
freeBlock.release();
freeBlock.acquire();
{
QMutexLocker lock_mutex(&accessList);
theBlockList.clear();
}
}
void WriteThread::internalEndOfFile()
{
ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Notice,"["+QString::number(id)+"] writeIsStopped");
emit writeIsStopped();
}
void WriteThread::internalWrite()
{
if(stopIt)
return;
//read one block
if(theBlockList.size()<=0)
{
ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Warning,"["+QString::number(id)+"] End detected of the file");
return;
}
else
{
QMutexLocker lock_mutex(&accessList);
blockArray=theBlockList.first();
theBlockList.removeFirst();
}
//write one block
freeBlock.release();
if(stopIt)
return;
#ifdef ULTRACOPIER_PLUGIN_DEBUG
stat=Write;
#endif
bytesWriten=file.write(blockArray);
#ifdef ULTRACOPIER_PLUGIN_DEBUG
stat=Idle;
#endif
//mutex for stream this data
if(CurentCopiedSize==0)
{
ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Notice,"["+QString::number(id)+"] emit writeIsStarted()");
emit writeIsStarted();
}
CurentCopiedSize+=bytesWriten;
if(stopIt)
return;
if(file.error()!=QFile::NoError)
{
ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Warning,"["+QString::number(id)+"] "+QString("Error in writing: %1 (%2)").arg(file.errorString()).arg(file.error()));
errorString_internal=QString("Error in writing: %1 (%2)").arg(file.errorString()).arg(file.error());
stopIt=true;
emit error();
return;
}
if(bytesWriten!=blockArray.size())
{
ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Warning,"["+QString::number(id)+"] "+QString("Error in writing, bytesWriten: %1, blockArray.size(): %2").arg(bytesWriten).arg(blockArray.size()));
errorString_internal=QString("Error in writing, bytesWriten: %1, blockArray.size(): %2").arg(bytesWriten).arg(blockArray.size());
stopIt=true;
emit error();
return;
}
lastGoodPosition+=bytesWriten;
}
void WriteThread::postOperation()
{
ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Notice,"["+QString::number(id)+"] start");
emit internalStartClose();
}
void WriteThread::internalClose(bool emitSignal)
{
/// \note never send signal here, because it's called by the destructor
#ifdef ULTRACOPIER_PLUGIN_DEBUG
stat=Close;
#endif
if(!fakeMode)
{
if(startSize!=CurentCopiedSize)
file.resize(CurentCopiedSize);
file.close();
}
#ifdef ULTRACOPIER_PLUGIN_DEBUG
stat=Idle;
#endif
if(emitSignal)
emit closed();
/// \note always the last of this function
if(!fakeMode)
isOpen.release();
}
void WriteThread::internalReopen()
{
ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Notice,"["+QString::number(id)+"] start");
internalClose(false);
flushBuffer();
stopIt=false;
CurentCopiedSize=0;
if(internalOpen())
emit reopened();
}
void WriteThread::reopen()
{
ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Notice,"["+QString::number(id)+"] start");
stopIt=true;
emit internalStartReopen();
}
#ifdef ULTRACOPIER_PLUGIN_DEBUG
//to set the id
void WriteThread::setId(int id)
{
this->id=id;
}
#endif
/// \brief do the fake open
void WriteThread::fakeOpen()
{
fakeMode=true;
emit opened();
}
/// \brief do the fake writeIsStarted
void WriteThread::fakeWriteIsStarted()
{
emit writeIsStarted();
}
/// \brief do the fake writeIsStopped
void WriteThread::fakeWriteIsStopped()
{
emit writeIsStopped();
}
void WriteThread::flushAndSeekToZero()
{
stopIt=true;
emit internalStartFlushAndSeekToZero();
}
void WriteThread::internalFlushAndSeekToZero()
{
flushBuffer();
file.seek(0);
stopIt=false;
emit flushedAndSeekedToZero();
}
void WriteThread::setMkpathTransfer(QSemaphore *mkpathTransfer)
{
this->mkpathTransfer=mkpathTransfer;
}
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