ResultEventFactory


1   /*
2    * Copyright 2002-2006 the original author or authors.
3    *
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    *
8    *      http://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   */
16  package org.springframework.webflow.action;
17  
18  import org.springframework.webflow.execution.Event;
19  import org.springframework.webflow.execution.RequestContext;
20  
21  /**
22   * A strategy for creating an {@link Event} object from an arbitrary object
23   * such as an expression evaluation result or bean method return value.
24   * 
25   * @author Keith Donald
26   */
27  public interface ResultEventFactory {
28  
29      /**
30       * Create an event instance from the result object.
31       * @param source the source of the event
32       * @param resultObject the result object, typically the return value of a
33       * bean method
34       * @param context a flow execution request context
35       * @return the event
36       */
37      public Event createResultEvent(Object   source, Object   resultObject, RequestContext context);
38  }

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