/*
    * Copyright 2006-2007 the original author or authors.
    *
    * 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.springframework.batch.item.xml.stax;
  
  import javax.xml.namespace.NamespaceContext;
  import javax.xml.stream.XMLEventReader;
  import javax.xml.stream.XMLEventWriter;
  import javax.xml.stream.XMLStreamException;
  import javax.xml.stream.events.XMLEvent;
  
  /**
   * Delegates all functionality to the wrapped writer allowing
   * subclasses to override only the methods they want to change.
   * 
   * @author Robert Kasanicky
   */
  abstract class AbstractEventWriterWrapper implements XMLEventWriter {
  	
  	protected XMLEventWriter wrappedEventWriter;
  
  	public AbstractEventWriterWrapper(XMLEventWriter wrappedEventWriter) {
  		this.wrappedEventWriter = wrappedEventWriter;
  	}
  
      @Override
  	public void add(XMLEvent event) throws XMLStreamException {
  		wrappedEventWriter.add(event);
  	}
  
      @Override
  	public void add(XMLEventReader reader) throws XMLStreamException {
  		wrappedEventWriter.add(reader);
  	}
  
      @Override
  	public void close() throws XMLStreamException {
  		wrappedEventWriter.close();
  	}
  
      @Override
  	public void flush() throws XMLStreamException {
  		wrappedEventWriter.flush();
  	}
  
      @Override
  	public NamespaceContext getNamespaceContext() {
  		return wrappedEventWriter.getNamespaceContext();
  	}
  
      @Override
  	public String getPrefix(String uri) throws XMLStreamException {
  		return wrappedEventWriter.getPrefix(uri);
  	}
  
      @Override
  	public void setDefaultNamespace(String uri) throws XMLStreamException {
  		wrappedEventWriter.setDefaultNamespace(uri);
  	}
  
      @Override
  	public void setNamespaceContext(NamespaceContext context) throws XMLStreamException {
  		wrappedEventWriter.setNamespaceContext(context);
  	}
  
      @Override
  	public void setPrefix(String prefix, String uri) throws XMLStreamException {
  		wrappedEventWriter.setPrefix(prefix, uri);
  	}
  }