Java Short Number Create toShort(byte[] bytes, int offset)

Description

to Short

License

Apache License

Declaration

private static short toShort(byte[] bytes, int offset) 

Method Source Code

//package com.java2s;
/** I re-ported the (slightly modified) HBase's Bytes code here
 * to avoid dependencies on HBase in the common package of DML.
 * The copyright is included./*  w  w  w. j  a v  a  2 s  .  co m*/
 *
 *
 * Copyright 2010 The Apache Software Foundation
 *
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.
 */

public class Main {
    public static final int SIZEOF_SHORT = Short.SIZE / Byte.SIZE;

    private static short toShort(byte[] bytes, int offset) {
        if (offset + SIZEOF_SHORT > bytes.length) {
            throw new RuntimeException("Cannot decode short from the buffer");
        }
        short n = 0;
        n ^= bytes[offset] & 0xFF;
        n <<= 8;
        n ^= bytes[offset + 1] & 0xFF;
        return n;
    }
}

Related

1. toShort(byte[] bytes)
2. toShort(byte[] bytes)
3. toShort(byte[] bytes, boolean bigEndian)
4. toShort(byte[] bytes, int from)
5. toShort(byte[] bytes, int offset)
6. toShort(byte[] data)
7. toShort(byte[] input)
8. toShort(byte[] key)
9. toShort(byte[] readBuffer, int o)