resize object array - Android java.lang

Android examples for java.lang:array resize

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Description

resize object array

Demo Code

/*/*www .  ja v  a 2 s.  com*/
 * @(#)$Id: ArrayUtils.java 3619 2008-03-26 07:23:03Z yui $
 * 
 * Copyright 2006-2008 Makoto YUI
 * 
 * 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.
 * 
 * Contributors: Makoto YUI - ported from jakarta commons lang
 */
//package com.java2s;
import java.lang.reflect.Array;

public class Main {
    public static Object resize(final Object[] ary, final int length) {
        final Object newary = Array.newInstance(ary.getClass()
                .getComponentType(), length);
        final int copysize = length > ary.length ? length : ary.length;
        System.arraycopy(ary, 0, newary, 0, copysize);
        return newary;
    }

    public static byte[] resize(final byte[] ary, final int length) {
        final byte[] newary = new byte[length];
        final int copysize = length > ary.length ? ary.length : length;
        System.arraycopy(ary, 0, newary, 0, copysize);
        return newary;
    }
}

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