opennlp.tools.formats.Conll03NameSampleStreamFactory Maven / Gradle / Ivy

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/*
 *  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.
 *  under the License.
 */

package opennlp.tools.formats;

import java.io.File;
import opennlp.tools.cmdline.ArgumentParser;
import opennlp.tools.cmdline.ArgumentParser.ParameterDescription;
import opennlp.tools.cmdline.CmdLineUtil;
import opennlp.tools.cmdline.ObjectStreamFactory;
import opennlp.tools.cmdline.TerminateToolException;
import opennlp.tools.namefind.NameSample;
import opennlp.tools.formats.Conll03NameSampleStream.LANGUAGE;
import opennlp.tools.util.ObjectStream;

public class Conll03NameSampleStreamFactory implements ObjectStreamFactory {

  interface Parameters {
    @ParameterDescription(valueName = "en|de")
    String getLang();

    @ParameterDescription(valueName = "sampleData")
    String getData();

    @ParameterDescription(valueName = "per,loc,org,misc")
    String getTypes();
  }

  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);

    // todo: support the other languages with this CoNLL.
    LANGUAGE lang;
    if ("en".equals(params.getLang())) {
      lang = LANGUAGE.EN;
    }
    else if ("de".equals(params.getLang())) {
      lang = LANGUAGE.DE;
    }
    else {
      System.err.println("Unsupported language: " + params.getLang());
      throw new TerminateToolException(-1);
    }

    int typesToGenerate = 0;

    if (params.getTypes().contains("per")) {
      typesToGenerate = typesToGenerate |
          Conll02NameSampleStream.GENERATE_PERSON_ENTITIES;
    }
    if (params.getTypes().contains("org")) {
      typesToGenerate = typesToGenerate |
          Conll02NameSampleStream.GENERATE_ORGANIZATION_ENTITIES;
    }
    if (params.getTypes().contains("loc")) {
      typesToGenerate = typesToGenerate |
          Conll02NameSampleStream.GENERATE_LOCATION_ENTITIES;
    }
    if (params.getTypes().contains("misc")) {
      typesToGenerate = typesToGenerate |
          Conll02NameSampleStream.GENERATE_MISC_ENTITIES;
    }


    return new Conll03NameSampleStream(lang,
        CmdLineUtil.openInFile(new File(params.getData())), typesToGenerate);
  }

}