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/* This file is part of KDevelop
Copyright 2007-2008 Hamish Rodda <rodda@kde.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include "executecompositejob.h"
#include "debug.h"
namespace KDevelop {
class ExecuteCompositeJobPrivate
{
public:
void startNextJob(KJob* job);
bool m_killing = false;
bool m_abortOnError = true;
int m_jobIndex = -1;
int m_jobCount = 0;
};
ExecuteCompositeJob::ExecuteCompositeJob(QObject* parent, const QList<KJob*>& jobs)
: KCompositeJob(parent)
, d_ptr(new ExecuteCompositeJobPrivate)
{
setCapabilities(Killable);
qCDebug(UTIL) << "execute composite" << jobs;
for (KJob* job : jobs) {
if (!job) {
qCWarning(UTIL) << "Added null job!";
continue;
}
addSubjob(job);
if (objectName().isEmpty())
setObjectName(job->objectName());
}
}
ExecuteCompositeJob::~ExecuteCompositeJob() = default;
void ExecuteCompositeJobPrivate::startNextJob(KJob* job)
{
++m_jobIndex;
qCDebug(UTIL) << "starting:" << job;
job->start();
}
void ExecuteCompositeJob::start()
{
Q_D(ExecuteCompositeJob);
if (hasSubjobs()) {
d->startNextJob(subjobs().first());
} else {
emitResult();
}
}
bool ExecuteCompositeJob::addSubjob(KJob* job)
{
Q_D(ExecuteCompositeJob);
const bool success = KCompositeJob::addSubjob(job);
if (!success)
return false;
++d->m_jobCount;
connect(job, SIGNAL(percent(KJob*,ulong)), this, SLOT(slotPercent(KJob*,ulong)));
return true;
}
void ExecuteCompositeJob::slotPercent(KJob* job, unsigned long percent)
{
Q_D(ExecuteCompositeJob);
Q_UNUSED(job);
Q_ASSERT(d->m_jobCount > 0);
Q_ASSERT(d->m_jobIndex >= 0 && d->m_jobIndex < d->m_jobCount);
const float ratio = ( float )d->m_jobIndex / d->m_jobCount;
const unsigned long totalPercent = ratio * 100 + (( float )percent / d->m_jobCount);
emitPercent(totalPercent, 100);
}
void ExecuteCompositeJob::slotResult(KJob* job)
{
Q_D(ExecuteCompositeJob);
disconnect(job, SIGNAL(percent(KJob*,ulong)), this, SLOT(slotPercent(KJob*,ulong)));
// jobIndex + 1 because this job just finished
const float ratio = d->m_jobIndex != -1 ? (d->m_jobIndex + 1.0) / d->m_jobCount : 1.0;
emitPercent(ratio * 100, 100);
qCDebug(UTIL) << "finished: " << job << job->error() << "percent:" << ratio * 100;
bool emitDone = false;
if (d->m_abortOnError && job->error()) {
qCDebug(UTIL) << "JOB ERROR:" << job->error() << job->errorString();
KCompositeJob::slotResult(job); // calls emitResult()
emitDone = true;
} else
removeSubjob(job);
if (hasSubjobs() && !error() && !d->m_killing) {
qCDebug(UTIL) << "remaining: " << subjobs().count() << subjobs();
d->startNextJob(subjobs().first());
} else if (!emitDone) {
setError(job->error());
setErrorText(job->errorString());
emitResult();
}
}
bool ExecuteCompositeJob::doKill()
{
Q_D(ExecuteCompositeJob);
qCDebug(UTIL) << "Killing subjobs:" << subjobs().size();
d->m_killing = true;
while (hasSubjobs()) {
KJob* j = subjobs().first();
if (!j || j->kill()) {
removeSubjob(j);
} else {
return false;
}
}
return true;
}
void ExecuteCompositeJob::setAbortOnError(bool abort)
{
Q_D(ExecuteCompositeJob);
d->m_abortOnError = abort;
}
}
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