01: /*
02: * Copyright 2004-2007 the original author or authors.
03: *
04: * Licensed under the Apache License, Version 2.0 (the "License");
05: * you may not use this file except in compliance with the License.
06: * You may obtain a copy of the License at
07: *
08: * http://www.apache.org/licenses/LICENSE-2.0
09: *
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,
38: RequestContext context);
39: }
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