Copies bytes from the source byte array to the destination array
/**********************************************************************************
*
* Copyright (c) 2003, 2004 The Regents of the University of Michigan, Trustees of Indiana University,
* Board of Trustees of the Leland Stanford, Jr., University, and The MIT Corporation
*
* Licensed under the Educational Community License Version 1.0 (the "License");
* By obtaining, using and/or copying this Original Work, you agree that you have read,
* understand, and will comply with the terms and conditions of the Educational Community License.
* You may obtain a copy of the License at:
*
* http://cvs.sakaiproject.org/licenses/license_1_0.html
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE
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*
**********************************************************************************/
/**
* Byte utilities
*/
public class ByteUtils {
/**
* Copies bytes from the source byte array to the destination array
*
* @param source
* The source array
* @param srcBegin
* Index of the first source byte to copy
* @param srcEnd
* Index after the last source byte to copy
* @param destination
* The destination array
* @param dstBegin
* The starting offset in the destination array
*/
public static void getBytes(byte[] source, int srcBegin, int srcEnd, byte[] destination,
int dstBegin) {
System.arraycopy(source, srcBegin, destination, dstBegin, srcEnd - srcBegin);
}
/**
* Return a new byte array containing a sub-portion of the source array
*
* @param srcBegin
* The beginning index (inclusive)
* @param srcEnd
* The ending index (exclusive)
* @return The new, populated byte array
*/
public static byte[] subbytes(byte[] source, int srcBegin, int srcEnd) {
byte destination[];
destination = new byte[srcEnd - srcBegin];
getBytes(source, srcBegin, srcEnd, destination, 0);
return destination;
}
/**
* Return a new byte array containing a sub-portion of the source array
*
* @param srcBegin
* The beginning index (inclusive)
* @return The new, populated byte array
*/
public static byte[] subbytes(byte[] source, int srcBegin) {
return subbytes(source, srcBegin, source.length);
}
}
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