cvs commit: jakarta-avalon-cornerstone/src/java/org/apache/avalon/cornerstone/blocks/dom DOMImplementationFactory.java

[hammant]

hammant     01/11/02 08:23:23

  Added:       src/java/org/apache/avalon/cornerstone/blocks/dom
                        DOMImplementationFactory.java
  Log:
  Blocks can ask for DOM services.  Configurable as ususal.
  
  Revision  Changes    Path
  1.1                  
jakarta-avalon-cornerstone/src/java/org/apache/avalon/cornerstone/blocks/dom/DOMImplementationFactory.java
  
  Index: DOMImplementationFactory.java
  ===================================================================
  /*
   * Copyright (C) The Apache Software Foundation. All rights reserved.
   *
   * This software is published under the terms of the Apache Software License
   * version 1.1, a copy of which has been included with this distribution in
   * the LICENSE file.
   */
  
  package org.apache.avalon.cornerstone.blocks.dom;
  
  import org.apache.avalon.framework.logger.AbstractLoggable;
  import org.apache.avalon.framework.configuration.Configurable;
  import org.apache.avalon.framework.configuration.Configuration;
  import org.apache.avalon.framework.configuration.ConfigurationException;
  import org.apache.avalon.phoenix.Block;
  import org.w3c.dom.DOMImplementation;
  import org.w3c.dom.Document;
  import org.w3c.dom.DocumentType;
  import org.w3c.dom.DOMException;
  
  
  public class DOMImplementationFactory extends AbstractLoggable implements 
Block, Configurable, DOMImplementation {
  
      protected DOMImplementation  mDOMImplementation;
  
      public void dispose()
      {
          mDOMImplementation = null;
      }
  
      public void configure( Configuration configuration ) throws 
ConfigurationException {
          String domClass = 
configuration.getChild("domimplementation-class-name").getValue();
          try {
              mDOMImplementation = (DOMImplementation) 
Class.forName(domClass).newInstance();
          } catch (ClassNotFoundException cnfe) {
              throw new ConfigurationException("ClassNotFoundException for DOM 
implementaion factory",cnfe);
          } catch (InstantiationException ie) {
              throw new ConfigurationException("InstantiationException for DOM 
implementaion factory",ie);
          } catch (IllegalAccessException ie) {
              throw new ConfigurationException("IllegalAccessException for DOM 
implementaion factory",ie);
          }
  
      }
  
      // Methods from DOMImplementaion interface.  We're acting as a proxy here.
  
      public Document createDocument(String s, String s1, DocumentType type) 
throws DOMException {
          return mDOMImplementation.createDocument(s,s1,type);
      }
  
      public DocumentType createDocumentType(String s, String s1, String s2) 
throws DOMException {
          return mDOMImplementation.createDocumentType(s,s1,s2);
      }
  
      public boolean hasFeature(String s, String s1) {
          return mDOMImplementation.hasFeature(s,s1);
      }
  }
  
  
  
  

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