SHA1RevFilter.java

/*******************************************************************************
 * Copyright (c) 2014 IBM Corporation 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:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.orion.server.git.jobs;

import java.io.IOException;

import org.eclipse.jgit.errors.IncorrectObjectTypeException;
import org.eclipse.jgit.errors.MissingObjectException;
import org.eclipse.jgit.errors.StopWalkException;
import org.eclipse.jgit.revwalk.RevCommit;
import org.eclipse.jgit.revwalk.RevWalk;
import org.eclipse.jgit.revwalk.filter.RevFilter;

public class SHA1RevFilter extends RevFilter {

	String sha1;

	public static RevFilter create(String pattern) {
		if (pattern.length() == 0)
			throw new IllegalArgumentException();
		return new SHA1RevFilter(pattern);
	}

	SHA1RevFilter(String sha1) {
		super();
		this.sha1 = sha1;
	}

	@Override
	public boolean include(RevWalk walker, RevCommit cmit) throws StopWalkException, MissingObjectException, IncorrectObjectTypeException, IOException {
		return cmit.getName().contains(sha1);
	}

	@Override
	public RevFilter clone() {
		return this;
	}

}