/*
 * 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 opennlp.tools.coref;

import java.io.IOException;

import opennlp.tools.util.FilterObjectStream;
import opennlp.tools.util.ObjectStream;

public class CorefSampleDataStream extends FilterObjectStream<String, CorefSample> {

  public CorefSampleDataStream(ObjectStream<String> in) {
    super(in);
  }
  
  public CorefSample read() throws IOException {
    
    String document = samples.read();
    
    if (document != null) {
      return CorefSample.parse(document);
    }
    else {
      return null;
    }
  }
}