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/*
 * 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.formats;

import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;

import opennlp.tools.cmdline.ArgumentParser;
import opennlp.tools.cmdline.ObjectStreamFactory;
import opennlp.tools.cmdline.TerminateToolException;
import opennlp.tools.cmdline.params.DetokenizerParameter;
import opennlp.tools.namefind.NameSample;
import opennlp.tools.tokenize.DetokenizationDictionary;
import opennlp.tools.tokenize.Detokenizer;
import opennlp.tools.tokenize.DictionaryDetokenizer;
import opennlp.tools.tokenize.TokenSample;
import opennlp.tools.util.ObjectStream;

/**
 * Note: Do not use this class, internal use only!
 */
public class NameToTokenSampleStreamFactory implements ObjectStreamFactory {

  interface Parameters extends NameSampleStreamFactory.Parameters, DetokenizerParameter {
  }
  
  public String getUsage() {
    return ArgumentParser.createUsage(Parameters.class);
  }

  public boolean validateArguments(String[] args) {
    return ArgumentParser.validateArguments(args, Parameters.class);
  }

  public ObjectStream create(String[] args) {
    Parameters params = ArgumentParser.parse(args, Parameters.class);

    ObjectStream nameSampleStream = new NameSampleStreamFactory()
        .create(params);

    // TODO: Move this to a factory method
    Detokenizer detokenizer;
    try {
      detokenizer = new DictionaryDetokenizer(new DetokenizationDictionary(
          new FileInputStream(new File(params.getDetokenizer()))));
    } catch (IOException e) {
      System.err.println("Error while loading detokenizer dict: "
          + e.getMessage());
      throw new TerminateToolException(-1);
    }

    return new NameToTokenSampleStream(detokenizer, nameSampleStream);
  }
}




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