cvs commit: xml-xerces/java/src/org/apache/xerces/util SAXLocatorWrapper.java

[mr...@apache.org]

mrglavas    2005/05/29 20:10:51

  Added:       java/src/org/apache/xerces/util SAXLocatorWrapper.java
  Log:
  A SAX wrapper around an XNI locator. The new SchemaContentHandler requires this.
  
  Revision  Changes    Path
  1.1                  xml-xerces/java/src/org/apache/xerces/util/SAXLocatorWrapper.java
  
  Index: SAXLocatorWrapper.java
  ===================================================================
  /*
   * Copyright 2005 The Apache Software Foundation.
   * 
   * Licensed 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.xerces.util;
  
  import org.xml.sax.Locator;
  import org.xml.sax.ext.Locator2;
  
  import org.apache.xerces.xni.XMLLocator;
  
  /**
   * <p>A light wrapper around a SAX locator. This is useful
   * when bridging between SAX and XNI components.</p>
   * 
   * @author Michael Glavassevich, IBM
   */
  public final class SAXLocatorWrapper implements XMLLocator {
      
      private Locator fLocator = null;
      private Locator2 fLocator2 = null;
      
      public SAXLocatorWrapper() {}
      
      public void setLocator(Locator locator) {
          fLocator = locator;
          if (locator instanceof Locator2 || locator == null) {
              fLocator2 = (Locator2) locator;
          }
      }
      
      public Locator getLocator() {
          return fLocator;
      }
      
      /*
       * XMLLocator methods
       */
      
      public String getPublicId() {
          if (fLocator != null) {
              return fLocator.getPublicId();
          }
          return null;
      }
      
      public String getLiteralSystemId() {
          if (fLocator != null) {
              return fLocator.getSystemId();
          }
          return null;
      }
  
      public String getBaseSystemId() {
          return null;
      }
  
      public String getExpandedSystemId() {
          return getLiteralSystemId();
      }
  
      public int getLineNumber() {
          if (fLocator != null) {
              return fLocator.getLineNumber();
          }
          return -1;
      }
  
      public int getColumnNumber() {
          if (fLocator != null) {
              return fLocator.getColumnNumber();
          }
          return -1;
      }
  
      public int getCharacterOffset() {
          return -1;
      }
  
      public String getEncoding() {
          if (fLocator2 != null) {
              return fLocator2.getEncoding();
          }
          return null;
      }
  
      public String getXMLVersion() {
          if (fLocator2 != null) {
              return fLocator2.getXMLVersion();
          }
          return null;
      }
      
  } // SAXLocatorWrapper
  
  
  

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