JspMatchLocatorParser.java :  » IDE-Eclipse » jdt » org » eclipse » jsp » Java Open Source

/*******************************************************************************
 * Copyright (c) 2003 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:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.jsp;

import java.io.IOException;
import java.io.InputStreamReader;
import java.io.Reader;

import org.eclipse.core.resources.IFile;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.indexsearch.*;


public class JspMatchLocatorParser extends AbstractJspParser {

  IFile fResource;
  String fMatchString;
  ISearchResultCollector fCollector;

  boolean fInUseBean;
  String fId;
  String fClass;

  public JspMatchLocatorParser() {
    super();
  }

  protected void startTag(boolean endTag, String name, int startName) {
    fInUseBean= "jsp:useBean".equals(name); //$NON-NLS-1$
  }

  protected void tagAttribute(String attrName, String value, int startName, int startValue) {
    if (fInUseBean && "class".equals(attrName) && fMatchString.equals(value)) { //$NON-NLS-1$
      try {
        fCollector.accept(fResource, startValue, value.length());
      } catch (CoreException e) {
        e.printStackTrace();
      }
    }
  }

  public void match(IFile resource, String matchString, ISearchResultCollector collector) {
    
    fResource= resource;
    fMatchString= matchString;
    fCollector= collector;
    Reader reader= null;
    
    try {
      reader= new InputStreamReader(fResource.getContents());
    } catch (CoreException e1) {
      e1.printStackTrace();
    }
        
    try {
      parse(reader);
    } catch (IOException e2) {
      e2.printStackTrace();
    }
  }
}