01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one
03: * or more contributor license agreements. See the NOTICE file
04: * distributed with this work for additional information
05: * regarding copyright ownership. The ASF licenses this file
06: * to you under the Apache License, Version 2.0 (the
07: * "License"); you may not use this file except in compliance
08: * with the License. You may obtain a copy of the License at
09: *
10: * http://www.apache.org/licenses/LICENSE-2.0
11: *
12: * Unless required by applicable law or agreed to in writing,
13: * software distributed under the License is distributed on an
14: * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15: * KIND, either express or implied. See the License for the
16: * specific language governing permissions and limitations
17: * under the License.
18: */
19: package org.apache.myfaces.lifecycle;
20:
21: import javax.faces.context.FacesContext;
22: import javax.faces.event.PhaseId;
23:
24: /**
25: * Implements the PhaseExecutor for a lifecycle
26: *
27: * @author Nikolay Petrov
28: *
29: */
30: interface PhaseExecutor {
31:
32: /**
33: * Executes a phase of the JavaServer(tm) Faces lifecycle, like UpdateModelValues.
34: * The <code>execute</code> method is called by the lifecylce implementation's private
35: * <code>executePhase</code>.
36: * @param facesContext The <code>FacesContext</code> for the current request we are processing
37: * @return <code>true</code> if execution should be stopped
38: */
39: boolean execute(FacesContext facesContext);
40:
41: /**
42: * Returns the <code>PhaseId</code> for which the implemented executor is invoked
43: * @return
44: */
45: PhaseId getPhase();
46: }
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