/*
 * Copyright (c) 2002-2012 Alibaba Group Holding Limited.
 * All rights reserved.
 *
 * 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 com.alibaba.antx.util;

import java.io.InputStream;

/**
 * 通过<code>ByteArray</code>减少内存拷贝次数的<code>ByteArrayOutputStream</code>实现。
 *
 * @author Michael Zhou
 */
public class ByteArrayOutputStream extends java.io.ByteArrayOutputStream {

    public ByteArrayOutputStream() {
        super();
    }

    public ByteArrayOutputStream(int size) {
        super(size);
    }

    public ByteArray getByteArray() {
        return new ByteArray(buf, 0, count);
    }

    public InputStream toInputStream() {
        return getByteArray().toInputStream();
    }
}