34 lines
1.1 KiB
Java
34 lines
1.1 KiB
Java
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/*
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* The Broad Institute
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* SOFTWARE COPYRIGHT NOTICE AGREEMENT
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* This software and its documentation are copyright 2009 by the
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* Broad Institute/Massachusetts Institute of Technology. All rights are reserved.
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*
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* This software is supplied without any warranty or guaranteed support whatsoever. Neither
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* the Broad Institute nor MIT can be responsible for its use, misuse, or functionality.
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*/
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package edu.mit.broad.picard.util;
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public class ArrayUtil {
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/**
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* Reverse the elements of the given array in place
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*/
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public static <T> void reverseArray(T[] array) {
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for (int left=0, right=array.length-1; left<right; left++, right--) {
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// exchange the first and last
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T temp = array[left]; array[left] = array[right]; array[right] = temp;
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}
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}
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/**
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* clone the above method as necessary for non-object types
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*/
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public static void reverseArray(byte[] array) {
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for (int left=0, right=array.length-1; left<right; left++, right--) {
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// exchange the first and last
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byte temp = array[left]; array[left] = array[right]; array[right] = temp;
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}
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}
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}
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