/*
    * 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.component.search;
  
  import javax.faces.component.UIComponent;
  import javax.faces.component.search.SearchExpressionContext;
  import javax.faces.component.search.SearchKeywordContext;
  import javax.faces.component.search.SearchKeywordResolver;
  
  /**
   *
   */
  public class RootSearchKeywordResolver extends SearchKeywordResolver
  {
      public static final String ROOT_KEYWORD = "root";
  
      @Override
      public void resolve(SearchKeywordContext expressionContext, UIComponent current, String keyword)
      {
          expressionContext.invokeContextCallback(
                  expressionContext.getSearchExpressionContext().getFacesContext().getViewRoot());
      }
  
      @Override
      public boolean isResolverForKeyword(SearchExpressionContext searchExpressionContext, String keyword)
      {
          return ROOT_KEYWORD.equalsIgnoreCase(keyword);
      }
  
      @Override
      public boolean isPassthrough(SearchExpressionContext searchExpressionContext, String keyword)
      {
          return false;
      }
      
      @Override
      public boolean isLeaf(SearchExpressionContext searchExpressionContext, String keyword)
      {
          return false;
      }
  
  }