content: /*******************************************************************************
   * Copyright (c) 2000, 2008 IBM Corporation and others.
   * All rights reserved. This program and the accompanying materials
   * are made available under the terms of the Eclipse Public License v1.0
   * which accompanies this distribution, and is available at
   * http://www.eclipse.org/legal/epl-v10.html
   *
   * Contributors:
   *   Jesper Kamstrup Linnet (eclipse@kamstrup-linnet.dk) - initial API and implementation 
   *          (report 36180: Callers/Callees view)
   *******************************************************************************/
  package org.eclipse.wst.jsdt.internal.corext.callhierarchy;
  
  import java.util.Map;
  
  import org.eclipse.wst.jsdt.core.IJavaScriptElement;
  import org.eclipse.wst.jsdt.core.IMember;
  import org.eclipse.wst.jsdt.core.search.SearchMatch;
  import org.eclipse.wst.jsdt.core.search.SearchRequestor;
  /**
  *
  * Provisional API: This class/interface is part of an interim API that is still under development and expected to
  * change significantly before reaching stability. It is being made available at this early stage to solicit feedback
  * from pioneering adopters on the understanding that any code that uses this API will almost certainly be broken
  * (repeatedly) as the API evolves.
  */
  class MethodReferencesSearchRequestor extends SearchRequestor {
      private CallSearchResultCollector fSearchResults;
      private boolean fRequireExactMatch = true;
  
      MethodReferencesSearchRequestor() {
          fSearchResults = new CallSearchResultCollector();
      }
  
      public Map getCallers() {
          return fSearchResults.getCallers();
      }
  
      /* (non-Javadoc)
       * @see org.eclipse.wst.jsdt.core.search.SearchRequestor#acceptSearchMatch(org.eclipse.wst.jsdt.core.search.SearchMatch)
       */
      public void acceptSearchMatch(SearchMatch match) {
          if (fRequireExactMatch && (match.getAccuracy() != SearchMatch.A_ACCURATE)) {
              return;
          }
          
          if (match.isInsideDocComment()) {
              return;
          }
  
          if (match.getElement() != null && match.getElement() instanceof IMember) {
              IMember member= (IMember) match.getElement();
              switch (member.getElementType()) {
                  case IJavaScriptElement.METHOD:
                  case IJavaScriptElement.TYPE:
                  case IJavaScriptElement.FIELD:
                  case IJavaScriptElement.INITIALIZER:
                      fSearchResults.addMember(member, member, match.getOffset(), match.getOffset()+match.getLength());
                      break;
              }
          }
      }
  }
  