Java Array Copy copyArrayMax(int[] local, int[] merged)

Description

copy int array values and keeps only max in the new one

License

Apache License

Parameter

Parameter	Description
local	a parameter
merged	a parameter

Declaration

public static int[] copyArrayMax(int[] local, int[] merged) 

Method Source Code

//package com.java2s;
/**//from ww  w. j  av  a  2 s.com
 * Copyright (C) 2013 Arman Gal
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

public class Main {
    /**
     * copy int array values and keeps only max in the new one
     * 
     * @param local
     * @param merged
     * @return
     */
    public static int[] copyArrayMax(int[] local, int[] merged) {
        if (local == null || local.length == 0) {
            local = new int[merged.length];
        } else {
            //create new instance in order not to break the original
            int[] dest = new int[local.length];
            System.arraycopy(local, 0, dest, 0, local.length);
            local = dest;
        }
        for (int i = 0; i < merged.length; i++) {
            local[i] = Math.max(local[i], merged[i]);
        }
        return local;
    }
}

Related

1. copyArray(T[] original)
2. copyArray2(Object v, int len)
3. copyArrayAddFirst(String[] arr, String add)
4. copyArrayCutFirst(String[] arr)
5. copyArrayExceptLast(String[] array)
6. copyArrayRange(final byte[] value, int start, int end)
7. copyArrays(byte[] dest, byte[] source, int fromIdx)
8. copyArrays(byte[] src, int srcOffset, byte[] dst, int dstOffset, int numBytes)
9. copyArrayToStr(String[] src, String del)