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 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 }