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ComputationTempFolderProvider.java
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ComputationTempFolderProvider.java
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/*
* SonarQube
* Copyright (C) 2009-2016 SonarSource SA
* mailto:contact AT sonarsource DOT com
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package org.sonar.server.computation.task.projectanalysis.filesystem;
import java.io.File;
import java.io.IOException;
import javax.annotation.CheckForNull;
import org.apache.commons.io.FileUtils;
import org.picocontainer.ComponentLifecycle;
import org.picocontainer.PicoContainer;
import org.picocontainer.injectors.ProviderAdapter;
import org.sonar.api.utils.TempFolder;
import org.sonar.api.utils.internal.DefaultTempFolder;
import org.sonar.server.platform.ServerFileSystem;
/**
* Provides a TempFolder instance pointing to a directory dedicated to the processing of a specific item.
* This directory will be deleted at the end of the processing.
* This directory is located in the "ce" directory of the temp directory of the SonarQube instance.
*/
public class ComputationTempFolderProvider extends ProviderAdapter implements ComponentLifecycle<TempFolder> {
private boolean started = false;
@CheckForNull
private DefaultTempFolder tempFolder;
public TempFolder provide(ServerFileSystem fs) {
if (this.tempFolder == null) {
File tempDir = new File(fs.getTempDir(), "ce");
try {
FileUtils.forceMkdir(tempDir);
} catch (IOException e) {
throw new IllegalStateException("Unable to create computation temp directory " + tempDir, e);
}
File computationDir = new DefaultTempFolder(tempDir).newDir();
this.tempFolder = new DefaultTempFolder(computationDir, true);
}
return this.tempFolder;
}
@Override
public void start(PicoContainer container) {
this.started = true;
}
@Override
public void stop(PicoContainer container) {
if (tempFolder != null) {
tempFolder.stop();
}
}
@Override
public void dispose(PicoContainer container) {
// nothing to do
}
@Override
public boolean componentHasLifecycle() {
return true;
}
@Override
public boolean isStarted() {
return started;
}
}