从字节数组中提取短字节。

/*

 * Copyright The Sett Ltd, 2005 to 2014.

 *

 * 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.nowjava;/**NowJava.com - 时代Java**/


public class Main {

    public static void main(String[] argv) throws Exception {

        byte[] buf = new byte[] { 34, 35, 36, 37, 37, 37, 67, 68, 69 };

        int offset = 2;

        System.out.println(getShortFromBytes(buf, offset));

    }


    /**

     * Extracts a short from an array of bytes.

     *

     * @param  buf    The array of bytes to extract the short from.

     * @param  offset The offset of the start of the short in the byte array.

     *

     * @return A short extracted from the 2 bytes of data.

     */

    public static short getShortFromBytes(