Example usage for org.apache.commons.io EndianUtils readSwappedShort

Introduction

In this page you can find the example usage for org.apache.commons.io EndianUtils readSwappedShort.

Prototype

public static short readSwappedShort(byte[] data, int offset) 

Source Link

Document

Reads a "short" value from a byte array at a given offset.

Usage

From source file:io.github.dsheirer.source.tuner.hackrf.HackRFTunerController.java

public int read(Request request, int value, int index, int length) throws UsbException {
    if (!(length == 1 || length == 2 || length == 4)) {
        throw new IllegalArgumentException(
                "invalid length [" + length + "] must be: byte=1, short=2, int=4 to read a primitive");
    }/* www.  j a  v  a2  s .c  om*/

    ByteBuffer buffer = readArray(request, value, index, length);

    byte[] data = new byte[buffer.capacity()];

    buffer.get(data);

    switch (data.length) {
    case 1:
        return data[0];
    case 2:
        return EndianUtils.readSwappedShort(data, 0);
    case 4:
        return EndianUtils.readSwappedInteger(data, 0);
    default:
        throw new UsbException(
                "read() primitive returned an " + "unrecognized byte array " + Arrays.toString(data));
    }
}

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