/*
* 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.ad;
import java.io.File;
import java.io.IOException;
import java.nio.charset.Charset;
import opennlp.tools.cmdline.ArgumentParser;
import opennlp.tools.cmdline.ArgumentParser.OptionalParameter;
import opennlp.tools.cmdline.ArgumentParser.ParameterDescription;
import opennlp.tools.cmdline.CmdLineUtil;
import opennlp.tools.cmdline.StreamFactoryRegistry;
import opennlp.tools.formats.LanguageSampleStreamFactory;
import opennlp.tools.postag.POSSample;
import opennlp.tools.util.InputStreamFactory;
import opennlp.tools.util.ObjectStream;
import opennlp.tools.util.PlainTextByLineStream;
/**
* <b>Note:</b> Do not use this class, internal use only!
*/
public class ADPOSSampleStreamFactory extends
LanguageSampleStreamFactory<POSSample> {
interface Parameters {
@ParameterDescription(valueName = "charsetName", description = "encoding for reading and writing text, if absent the system default is used.")
Charset getEncoding();
@ParameterDescription(valueName = "sampleData", description = "data to be used, usually a file name.")
File getData();
@ParameterDescription(valueName = "language", description = "language which is being processed.")
String getLang();
@ParameterDescription(valueName = "expandME", description = "expand multiword expressions.")
@OptionalParameter(defaultValue = "false")
Boolean getExpandME();
@ParameterDescription(valueName = "includeFeatures", description = "combine POS Tags with word features, like number and gender.")
@OptionalParameter(defaultValue = "false")
Boolean getIncludeFeatures();
}
public static void registerFactory() {
StreamFactoryRegistry.registerFactory(POSSample.class, "ad",
new ADPOSSampleStreamFactory(Parameters.class));
}
protected <P> ADPOSSampleStreamFactory(Class<P> params) {
super(params);
}
public ObjectStream<POSSample> create(String[] args) {
Parameters params = ArgumentParser.parse(args, Parameters.class);
language = params.getLang();
InputStreamFactory sampleDataIn = CmdLineUtil.createInputStreamFactory(params.getData());
ObjectStream<String> lineStream=null;
try {
lineStream = new PlainTextByLineStream(sampleDataIn, params.getEncoding());
} catch (IOException ex) {
CmdLineUtil.handleCreateObjectStreamError(ex);
}
ADPOSSampleStream sentenceStream = new ADPOSSampleStream(lineStream,
params.getExpandME(), params.getIncludeFeatures());
return sentenceStream;
}
}