uimafit-benchmark/src/test/java/org/apache/uima/fit/benchmark/JCasFactoryBenchmark.java

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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
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 * KIND, either express or implied.  See the License for the
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 */
package org.apache.uima.fit.benchmark;

import static org.apache.uima.fit.factory.TypeSystemDescriptionFactory.createTypeSystemDescription;

import org.apache.uima.resource.metadata.TypeSystemDescription;
import org.apache.uima.util.CasCreationUtils;
import org.junit.Test;

public class JCasFactoryBenchmark
{
  @Test
  public void benchmarkCreateTypeSystemDescription() throws Exception {
    Benchmark template = new Benchmark("TEMPLATE")
      .timer(System::currentTimeMillis)
      .repeat(1000);
    
    new Benchmark("createTypeSystemDescription", template)
      .measure(() -> createTypeSystemDescription())
      .run();
  }
	
  @Test
  public void benchmarkCreateJCas() throws Exception {
    Benchmark template = new Benchmark("TEMPLATE")
      .timer(System::currentTimeMillis)
      .repeat(1000);
    
    TypeSystemDescription tsd = createTypeSystemDescription();
    
    new Benchmark("create CAS", template)
      .measure(() -> CasCreationUtils.createCas(tsd, null, null))
      .run();

    new Benchmark("create JCas (fresh TSD)", template)
      .measure(() -> CasCreationUtils.createCas(createTypeSystemDescription(), null, null).getJCas())
      .run();
    
    new Benchmark("create JCas (re-use TSD)", template)
      .measure(() -> CasCreationUtils.createCas(tsd, null, null).getJCas())
      .run();
  }
}