001/*
002 * (C) Copyright 2006-2011 Nuxeo SA (http://nuxeo.com/) and others.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 *
016 * Contributors:
017 *     bstefanescu
018 *
019 * $Id: DWord.java 29029 2008-01-14 18:38:14Z ldoguin $
020 */
021
022package org.nuxeo.ecm.core.io.impl;
023
024import java.nio.ByteBuffer;
025
026/**
027 * An 32 bit integer that can handle bit operations.
028 *
029 * @author <a href="mailto:bs@nuxeo.com">Bogdan Stefanescu</a>
030 */
031public class DWord {
032
033    private final ByteBuffer bb = ByteBuffer.allocate(4);
034
035    public DWord() {
036    }
037
038    public DWord(int n) {
039        bb.putInt(n);
040    }
041
042    public DWord(byte[] bytes) {
043        bb.put(bytes);
044    }
045
046    public final void setInt(int n) {
047        bb.putInt(n);
048    }
049
050    public void setBytes(byte[] bytes) {
051        bb.put(bytes);
052    }
053
054    public final int getInt() {
055        return bb.getInt(0);
056    }
057
058    public byte[] getBytes() {
059        return bb.array();
060    }
061
062}