content: /*
   * Order.java November 2007
   *
   * Copyright (C) 2007, Niall Gallagher <niallg@users.sf.net>
   *
   * 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.
   */
  
  package com.aliyun.odps.simpleframework.xml;
  
  import java.lang.annotation.RetentionPolicy;
  import java.lang.annotation.Retention;
  
  /**
   * The <code>Order</code> annotation is used to specify the order of
   * appearance of XML elements and attributes. When used it ensures 
   * that on serialization the XML generated is predictable. By default
   * serialization of fields is done in declaration order. 
   * 
   * @author Niall Gallagher
   */
  @Retention(RetentionPolicy.RUNTIME)
  public @interface Order {
  
     /**
      * Specifies the appearance order of the XML elements within the
      * generated document. This overrides the default order used, 
      * which is the declaration order within the class. If an element 
      * is not specified within this array then its order will be the
      * appearance order directly after the last specified element.
      * 
      * @return an ordered array of elements representing order
      */
     String[] elements() default {};
     
     /**
      * Specifies the appearance order of the XML attributes within 
      * the generated document. This overrides the default order used, 
      * which is the declaration order within the class. If an attribute 
      * is not specified within this array then its order will be the
      * appearance order directly after the last specified attribute.
      * 
      * @return an ordered array of attributes representing order
      */
     String[] attributes() default {};
  }
  