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/******************************************************************************
* Copyright (c) 2012 GitHub Inc.
* 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:
* Kevin Sawicki (GitHub Inc.) - initial API and implementation
*****************************************************************************/
package org.eclipse.egit.core.op;
import java.util.ArrayList;
import java.util.Collection;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.jgit.lib.Repository;
/**
* Base operation that supports adding pre/post tasks
*/
abstract class BaseOperation implements IEGitOperation {
protected final Repository repository;
protected Collection<PreExecuteTask> preTasks;
protected Collection<PostExecuteTask> postTasks;
BaseOperation(final Repository repository) {
this.repository = repository;
}
/**
* Invoke all pre-execute tasks
*
* @param monitor
* @throws CoreException
*/
protected void preExecute(IProgressMonitor monitor) throws CoreException {
synchronized (this) {
if (preTasks != null)
for (PreExecuteTask task : preTasks)
task.preExecute(repository, monitor);
}
}
/**
* Invoke all post-execute tasks
*
* @param monitor
* @throws CoreException
*/
protected void postExecute(IProgressMonitor monitor) throws CoreException {
synchronized (this) {
if (postTasks != null)
for (PostExecuteTask task : postTasks)
task.postExecute(repository, monitor);
}
}
/**
* @param task
* to be performed before execution
*/
public synchronized void addPreExecuteTask(final PreExecuteTask task) {
if (preTasks == null)
preTasks = new ArrayList<PreExecuteTask>();
preTasks.add(task);
}
/**
* @param task
* to be performed after execution
*/
public synchronized void addPostExecuteTask(PostExecuteTask task) {
if (postTasks == null)
postTasks = new ArrayList<PostExecuteTask>();
postTasks.add(task);
}
}
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