content: /*
   *  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.
   *
   *  See the NOTICE file distributed with this work for additional
   *  information regarding copyright ownership.
   */
  
  package org.seaborne.delta.server.local.handlers;
  
  import java.io.OutputStream ;
  
  import org.seaborne.delta.DeltaOps ;
  import org.seaborne.delta.server.local.Patch;
  import org.seaborne.delta.server.local.PatchHandler;
  import org.apache.jena.rdfpatch.text.RDFChangesWriterText;
  import org.apache.jena.rdfpatch.text.TokenWriter ;
  
  /** Write a patch to an {@code OutputStream}. */
  public class PHandlerOutput implements PatchHandler {
      
      private final RDFChangesWriterText scWriter ;
      
      public PHandlerOutput(OutputStream output) {
          TokenWriter tokenWriter = DeltaOps.tokenWriter(output) ;
          scWriter = new RDFChangesWriterText(tokenWriter) ;
      }
      
      @Override
      synchronized
      public void handle(Patch patch) {
          scWriter.start() ;
          patch.play(scWriter);
          scWriter.finish() ;
      }
  }
  