Android Array Expand expand(Object obj, int size, boolean flag, Class class1)

Here you can find the source of expand(Object obj, int size, boolean flag, Class class1)

Description

expand

License

Apache License

Declaration

public static Object expand(Object obj, int size, boolean flag,
        Class<?> class1) 

Method Source Code

//package com.java2s;
/**/*from w  w w  .j a  va2s  .c  om*/
 * 
 * Copyright 2008 - 2009
 * 
 * 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.
 * 
 * @project loonframework
 * @author chenpeng
 * @email:ceponline@yahoo.com.cn
 * @version 0.1.1
 */

import java.lang.reflect.Array;

public class Main {

    public static Object expand(Object obj, int i, boolean flag) {
        int j = Array.getLength(obj);
        Object obj1 = Array.newInstance(obj.getClass().getComponentType(),
                j + i);
        System.arraycopy(obj, 0, obj1, flag ? 0 : i, j);
        return obj1;
    }

    public static Object expand(Object obj, int size) {
        return expand(obj, size, true);
    }

    public static Object expand(Object obj, int size, boolean flag,
            Class<?> class1) {
        if (obj == null) {
            return Array.newInstance(class1, 1);
        } else {
            return expand(obj, size, flag);
        }
    }
}

Related

  1. arrayexpend(T[] array, int increment)
  2. ensureLength(T[] original, int capacity)
  3. expand(Object obj, int i, boolean flag)
  4. expand(Object obj, int size)