content: /*
   * 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 mf.org.apache.xerces.util;
  
  import mf.javax.xml.stream.XMLEventReader;
  import mf.javax.xml.stream.XMLStreamException;
  import mf.javax.xml.stream.XMLStreamReader;
  import mf.org.apache.xerces.xni.parser.XMLInputSource;
  
  /**
   * <p>An <code>XMLInputSource</code> analogue to <code>javax.xml.transform.stax.StAXSource</code>.</p>
   *
   * @version $Id: StAXInputSource.java 696457 2008-09-17 21:26:53Z mrglavas $
   */
  public final class StAXInputSource extends XMLInputSource {
  
      private final XMLStreamReader fStreamReader;
      private final XMLEventReader fEventReader;
      private final boolean fConsumeRemainingContent;
  
      public StAXInputSource(XMLStreamReader source) {
          this(source, false);
      }
  
      public StAXInputSource(XMLStreamReader source, boolean consumeRemainingContent) {
          super(null, source.getLocation().getSystemId(), null);
          if (source == null) {
              throw new IllegalArgumentException("XMLStreamReader parameter cannot be null.");
          }
          fStreamReader = source;
          fEventReader = null;
          fConsumeRemainingContent = consumeRemainingContent;
      }
  
      public StAXInputSource(XMLEventReader source) {
          this(source, false);
      }
  
      public StAXInputSource(XMLEventReader source, boolean consumeRemainingContent) {
          super(null, getEventReaderSystemId(source), null);
          if (source == null) {
              throw new IllegalArgumentException("XMLEventReader parameter cannot be null.");
          }
          fStreamReader = null;
          fEventReader = source;
          fConsumeRemainingContent = consumeRemainingContent;
      }
  
      private static String getEventReaderSystemId(XMLEventReader reader) {
          try {
              if (reader != null) {
                  return reader.peek().getLocation().getSystemId();
              }
          } catch (XMLStreamException e) {
          }
          return null;
      }
  
      public XMLStreamReader getXMLStreamReader() {
          return fStreamReader;
      }
  
      public XMLEventReader getXMLEventReader() {
          return fEventReader;
      }
  
      public boolean shouldConsumeRemainingContent() {
          return fConsumeRemainingContent;
      }
  
      @Override
      public void setSystemId(String systemId) {
          throw new UnsupportedOperationException("Cannot set the system ID on a StAXInputSource");
      }
  
  } // StAXInputSource
  