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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
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  
20  package org.apache.myfaces.tobago.internal.lifecycle;
21  
22  import javax.faces.context.FacesContext;
23  import javax.faces.event.PhaseId;
24  
25  /**
26   * Implements the PhaseExecutor for a lifecycle
27   */
28  interface PhaseExecutor {
29  
30    /**
31     * Executes a phase of the JavaServer(tm) Faces lifecycle, like UpdateModelValues.
32     * The <code>execute</code> method is called by the lifecylce implementation's private
33     * <code>executePhase</code>.
34     *
35     * @param facesContext The <code>FacesContext</code> for the current request we are processing
36     * @return <code>true</code> if execution should be stopped
37     */
38    boolean execute(FacesContext facesContext);
39  
40    /**
41     * Returns the <code>PhaseId</code> for which the implemented executor is invoked
42     *
43     * @return
44     */
45    PhaseId getPhase();
46  }