unmarshallarray.java

来自「RESIN 3.2 最新源码」· Java 代码 · 共 68 行

/*
 * Copyright (c) 1998-2002 Caucho Technology -- all rights reserved
 *
 * This file is part of Resin(R) Open Source
 *
 * Each copy or derived work must preserve the copyright notice and this
 * notice unmodified.
 *
 * Resin Open Source is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * Resin Open Source is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
 * of NON-INFRINGEMENT.  See the GNU General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Resin Open Source; if not, write to the
 *
 *   Free Software Foundation, Inc.
 *   59 Temple Place, Suite 330
 *   Boston, MA 02111-1307  USA
 *
 * @author Scott Ferguson
 */

package com.caucho.jmx;

import java.lang.reflect.Array;

/**
 * Unmarshalls an mbean with a getObjectName()
 */
class UnmarshallArray extends Unmarshall {
  private final Class _componentType;
  private final Unmarshall _componentUnmarshall;

  protected UnmarshallArray(Class componentType,
			    Unmarshall componentUnmarshall)
  {
    _componentType = componentType;
    _componentUnmarshall = componentUnmarshall;
  }

  /**
   * Unmarshalls into an open-model.
   */
  Object unmarshall(Object value)
  {
    if (value == null)
      return value;

    Object []array = (Object []) value;

    Object []newArray =
      (Object []) Array.newInstance(_componentType, array.length);

    for (int i = 0; i < array.length; i++) {
      newArray[i] = _componentUnmarshall.unmarshall(array[i]);
    }

    return newArray;
  }
}