Package org.apache.ctakes.temporal.pipelines

Source Code of org.apache.ctakes.temporal.pipelines.EventExtractionPipeline$EventOptions

/**
* 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 org.apache.ctakes.temporal.pipelines;

import java.io.File;

import org.apache.ctakes.core.cr.FilesInDirectoryCollectionReader;
import org.apache.ctakes.temporal.ae.EventAnnotator;
import org.apache.uima.analysis_engine.AnalysisEngine;
import org.apache.uima.collection.CollectionReader;
import org.uimafit.component.xwriter.XWriter;
import org.uimafit.factory.AggregateBuilder;
import org.uimafit.factory.AnalysisEngineFactory;
import org.uimafit.factory.CollectionReaderFactory;
import org.uimafit.pipeline.SimplePipeline;

import com.lexicalscope.jewel.cli.CliFactory;
import com.lexicalscope.jewel.cli.Option;

/**
* Given a trained event extraction model, run the event extractor on files in a directory.
* Save the resulting annotations in XMI files.
*
* @author dmitriy dligach
*/
public class EventExtractionPipeline extends TemporalExtractionPipeline_ImplBase {
 
  static interface EventOptions extends Options{
    @Option(
        shortName = "m",
        description = "specify the path to the directory where the trained model is located",
        defaultValue="target/eval/event-spans/train_and_test/")
    public String getModelDirectory();
  }
 
  public static void main(String[] args) throws Exception {
   
    EventOptions options = CliFactory.parseArguments(EventOptions.class, args);

    CollectionReader collectionReader = CollectionReaderFactory.createCollectionReaderFromPath(
        "../ctakes-core/desc/collection_reader/FilesInDirectoryCollectionReader.xml",
        FilesInDirectoryCollectionReader.PARAM_INPUTDIR,
        options.getInputDirectory());

    AggregateBuilder aggregateBuilder = getPreprocessorAggregateBuilder();
    aggregateBuilder.add(EventAnnotator.createAnnotatorDescription(new File(options.getModelDirectory())));
   
    AnalysisEngine xWriter = AnalysisEngineFactory.createPrimitive(
        XWriter.class,
        XWriter.PARAM_OUTPUT_DIRECTORY_NAME,
        options.getOutputDirectory());
   
    SimplePipeline.runPipeline(
        collectionReader,
        aggregateBuilder.createAggregate(),
        xWriter);
  }
}
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