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/*******************************************************************************
* Copyright (c) 2007, 2009 Wind River Systems and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Wind River Systems - initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.dsf.debug.internal.ui.disassembly.model;
import org.eclipse.cdt.dsf.debug.internal.ui.disassembly.DisassemblyMessages;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.core.runtime.jobs.ISchedulingRule;
import org.eclipse.core.runtime.jobs.Job;
/**
* Low-level job to read source files in the background.
*/
public class SourceReadingJob extends Job {
private final static String NAME = DisassemblyMessages.SourceReadingJob_name;
private SourceFileInfo fFileInfo;
private Runnable fDone;
public SourceReadingJob(SourceFileInfo fi, Runnable done) {
super(NAME);
fFileInfo = fi;
fFileInfo.fReadingJob = this;
fDone = done;
if (fi.fFile instanceof ISchedulingRule) {
setRule((ISchedulingRule)fi.fFile);
}
setSystem(true);
// usually short lived job
setPriority(SHORT);
if (fi.fFile.getFullPath() != null) {
String fileName = fi.fFile.getFullPath().lastSegment();
setName(NAME + " (" + fileName + ')'); //$NON-NLS-1$
}
}
public synchronized void dispose() {
fDone = null;
Thread thread = getThread();
if (thread != null && thread.isAlive()) {
thread.interrupt();
}
}
@Override
public IStatus run(IProgressMonitor monitor) {
if (fFileInfo.fEditionJob != null) {
try {
fFileInfo.fEditionJob.join();
} catch (InterruptedException e) {
// ignore
}
}
try {
fFileInfo.initSource();
} catch (Throwable e) {
fFileInfo.fError = e;
} finally {
fFileInfo.fReadingJob = null;
synchronized (this) {
if (fDone != null && !getThread().isInterrupted()) {
fDone.run();
}
}
}
// errors are handled elsewhere
return Status.OK_STATUS;
}
}
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