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1   /*
2    * $Id: ProcessValidationsInterceptor.java 471756 2006-11-06 15:01:43Z husted $
3    *
4    * Licensed to the Apache Software Foundation (ASF) under one
5    * or more contributor license agreements.  See the NOTICE file
6    * distributed with this work for additional information
7    * regarding copyright ownership.  The ASF licenses this file
8    * to you under the Apache License, Version 2.0 (the
9    * "License"); you may not use this file except in compliance
10   * with the License.  You may obtain a copy of the License at
11   *
12   *  http://www.apache.org/licenses/LICENSE-2.0
13   *
14   * Unless required by applicable law or agreed to in writing,
15   * software distributed under the License is distributed on an
16   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17   * KIND, either express or implied.  See the License for the
18   * specific language governing permissions and limitations
19   * under the License.
20   */
21  package org.apache.struts2.jsf;
22  
23  import javax.faces.FacesException;
24  import javax.faces.context.FacesContext;
25  import javax.faces.event.PhaseId;
26  
27  /***
28   * Processes validations on the component tree
29   */
30  public class ProcessValidationsInterceptor extends FacesInterceptor {
31  
32      private static final long serialVersionUID = 8785236570688278147L;
33  
34      /***
35       * Process Validations (JSF.2.2.3)
36       *
37       * @param viewId
38       *            The view id
39       * @param facesContext
40       *            The faces context
41       * @return true, if response is complete
42       */
43      protected boolean executePhase(String viewId, FacesContext facesContext)
44              throws FacesException {
45          boolean skipFurtherProcessing = false;
46          if (log.isTraceEnabled())
47              log.trace("entering processValidations");
48  
49          informPhaseListenersBefore(facesContext, PhaseId.PROCESS_VALIDATIONS);
50  
51          try {
52                  if (isResponseComplete(facesContext, "processValidations", true)) {
53                      // have to return right away
54                      return true;
55                  }
56                  if (shouldRenderResponse(facesContext, "processValidations", true)) {
57                      skipFurtherProcessing = true;
58                  }
59  
60                  facesContext.getViewRoot().processValidators(facesContext);
61          } finally {
62              informPhaseListenersAfter(facesContext, PhaseId.PROCESS_VALIDATIONS);
63          }
64  
65          if (isResponseComplete(facesContext, "processValidations", false)
66                  || shouldRenderResponse(facesContext, "processValidations",
67                          false)) {
68              // since this phase is completed we don't need to return right away
69              // even if the response is completed
70              skipFurtherProcessing = true;
71          }
72  
73          if (!skipFurtherProcessing && log.isTraceEnabled())
74              log.trace("exiting processValidations");
75          return skipFurtherProcessing;
76      }
77  }