Returns an array without the element at given indexes. - Java Collection Framework

Java examples for Collection Framework:Array Search

Description

Returns an array without the element at given indexes.

Demo Code

/*/*from w ww  .j a v  a 2 s  .c  o m*/
 * "Copyright (c) 2015   Capgemini Technology Services (hereinafter "Capgemini")
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//package com.book2s;
import java.util.*;

public class Main {
    /**
     * <p>
     * Returns an array without the element at given indexes.
     * </p>
     *
     * @param source the source array
     * @param target array to recopy (length should equals source.length - exclusions.length)
     * @param exclusions the indexes to exclude (must appear in natural order)
     */
    public static <T> void without(T[] source, T[] target,
            final int... exclusions) {
        int cpt = 0;

        for (int i = 0; i < source.length; i++) {
            if (Arrays.binarySearch(exclusions, i) < 0) {
                target[cpt++] = source[i];
            }
        }
    }
}

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