DirectoryFileOutputStream.java

/*
 * Copyright 2010 NCHOVY
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.krakenapps.util.directoryfile;

import java.io.IOException;
import java.nio.MappedByteBuffer;

public class DirectoryFileOutputStream extends ByteBufferOutputStream {
	private final String subPath;
	private final DirectoryFileArchive dfa;

	public DirectoryFileOutputStream(DirectoryFileArchive dfa, MappedByteBuffer map, String subPath) {
		super(map);
		this.dfa = dfa;
		dfa.attach();
		this.subPath = subPath;
	}

	public String getSubPath() {
		return subPath;
	}

	public void close() throws IOException {
		try {
			super.close();
			dfa.setActualSize(subPath, this.getMappedByteBuffer().position());
		} finally {
			dfa.close();
		}
	}
}