Copyright (c) 2008, 2011 IBM Corporation and others.
This program and the accompanying materials
are made available under the terms of the Eclipse Public License 2.0
which accompanies this distribution, and is available at
https://www.eclipse.org/legal/epl-2.0/
SPDX-License-Identifier: EPL-2.0
Contributors:
    IBM Corporation - initial API and implementation
/*******************************************************************************
 * Copyright (c) 2008, 2011 IBM Corporation and others.
 *
 * This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License 2.0
 * which accompanies this distribution, and is available at
 * https://www.eclipse.org/legal/epl-2.0/
 *
 * SPDX-License-Identifier: EPL-2.0
 *
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.compare.patch;

import java.io.BufferedReader;
import java.io.IOException;

import org.eclipse.compare.internal.core.ComparePlugin;
import org.eclipse.compare.internal.core.patch.PatchReader;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;

Helper class for parsing patches.
Since:
org.eclipse.compare.core 3.5/**
 * Helper class for parsing patches.
 *
 * @since org.eclipse.compare.core 3.5
 */
public class PatchParser {

	
Parse the given patch and return the set of file patches that it
contains.
Params:
content – 
           a patch reader creator
Throws:
CoreException – 
            if an error occurs reading the contents
Returns:
the set of file patches that the patch contains/**
	 * Parse the given patch and return the set of file patches that it
	 * contains.
	 *
	 * @param content
	 *            a patch reader creator
	 * @return the set of file patches that the patch contains
	 * @throws CoreException
	 *             if an error occurs reading the contents
	 */
	public static IFilePatch2[] parsePatch(ReaderCreator content)
			throws CoreException {
		BufferedReader reader = new BufferedReader(content.createReader());
		try {
			PatchReader patchReader = new PatchReader();
			patchReader.parse(reader);
			return patchReader.getAdjustedDiffs();
		} catch (IOException e) {
			throw new CoreException(new Status(IStatus.ERROR,
					ComparePlugin.PLUGIN_ID, 0, e.getMessage(), e));
		} finally {
			try {
				reader.close();
			} catch (IOException e) {
				// ignored
			}
		}
	}
}