Converts an array of bytes to a short. - Java java.lang

Java examples for java.lang:byte Array Convert

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Description

Converts an array of bytes to a short.

Demo Code


//package com.java2s;

public class Main {
    public static void main(String[] argv) throws Exception {
        byte data = 2;
        System.out.println(bytesToShort(data));
    }//from w  w  w  . ja  v a2s.  com

    /**
     * <p>
     * Converts an array of bytes to a short. If there are more than four bytes, the first four bytes in the array are used and the
     * rest are ignored.<br>
     * </p>
     * 
     * @param data
     *            The byte array to be converted to a short.
     * @return The short equivalent of the given byte array.
     */
    public static short bytesToShort(byte... data) {
        byte[] tmp = data;
        if (data.length < 2) {
            tmp = new byte[] { data[0], 0 };
        }
        return (short) ((tmp[1] & 0xFF) << 8 | tmp[0] & 0xFF);
    }
}

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