/*
    * Licensed to the Apache Software Foundation (ASF) under one
    * or more contributor license agreements.  See the NOTICE file
    * distributed with this work for additional information
    * regarding copyright ownership.  The ASF licenses this file
    * to you under the Apache License, Version 2.0 (the
    * "License"); you may not use this file except in compliance
    * with the License.  You may obtain a copy of the License at
    *
   *   http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing,
   * software distributed under the License is distributed on an
   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
   * KIND, either express or implied.  See the License for the
   * specific language governing permissions and limitations
   * under the License.
   */
  package org.apache.myfaces.util;
  
  import java.util.Collection;
  import java.util.HashSet;
  import java.util.Set;
  import org.apache.myfaces.config.element.NavigationRule;
  
  /**
   *
   * @author lu4242
   */
  public final class NavigationUtils
  {
      public static Set<javax.faces.application.NavigationCase> convertNavigationCasesToAPI(NavigationRule rule)
      {
          Collection<? extends org.apache.myfaces.config.element.NavigationCase> configCases = 
                  rule.getNavigationCases();
          Set<javax.faces.application.NavigationCase> apiCases = 
                  new HashSet<javax.faces.application.NavigationCase>(configCases.size());
          
          for(org.apache.myfaces.config.element.NavigationCase configCase : configCases)
          {   
              if(configCase.getRedirect() != null)
              {
                  String includeViewParamsAttribute = configCase.getRedirect().getIncludeViewParams();
                  boolean includeViewParams = false; // default value is false
                  if (includeViewParamsAttribute != null)
                  {
                      includeViewParams = Boolean.valueOf(includeViewParamsAttribute);
                  }
                  apiCases.add(new javax.faces.application.NavigationCase(rule.getFromViewId(),
                          configCase.getFromAction(),
                                                  configCase.getFromOutcome(),configCase.getIf(),
                          configCase.getToViewId(),
                                                  configCase.getRedirect().getViewParams(),true,includeViewParams));
              }
              else
              {
                  apiCases.add(new javax.faces.application.NavigationCase(rule.getFromViewId(),
                          configCase.getFromAction(),
                                                  configCase.getFromOutcome(),configCase.getIf(),
                                                  configCase.getToViewId(),null,false,false));
              }
          }
          
          return apiCases;
      }
  }