| /* |
| * 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.uima.cas.impl; |
| |
| import junit.framework.Assert; |
| import junit.framework.TestCase; |
| |
| import org.apache.uima.UIMAFramework; |
| import org.apache.uima.analysis_engine.TaeDescription; |
| import org.apache.uima.analysis_engine.TextAnalysisEngine; |
| import org.apache.uima.cas.CAS; |
| import org.apache.uima.cas.Type; |
| import org.apache.uima.test.junit_extension.JUnitExtension; |
| import org.apache.uima.util.XMLInputSource; |
| |
| |
| public class CasResetResizeTest extends TestCase { |
| |
| /** |
| * Constructor for CasPerformanceTuningSettingsTest. |
| * |
| * @param arg0 |
| */ |
| public CasResetResizeTest(String arg0) { |
| super(arg0); |
| } |
| |
| public void testInitialHeapSize() throws Exception { |
| try { |
| TaeDescription testDescriptor = UIMAFramework.getXMLParser().parseTaeDescription( |
| new XMLInputSource(JUnitExtension |
| .getFile("TextAnalysisEngineImplTest/TestPrimitiveTae1.xml"))); |
| |
| // check default setting |
| TextAnalysisEngine taeDefault = UIMAFramework.produceTAE(testDescriptor); |
| CAS cas = taeDefault.newCAS(); |
| int heapSize = ((CASImpl) cas).getHeap().getHeapSize(); |
| int bufSize = ((CASImpl)cas).getHeap().heap.length; |
| //System.out.println("Heap size: " + heapSize + ", buffer size: " + bufSize); |
| Assert.assertTrue(bufSize < CASImpl.DEFAULT_RESET_HEAP_SIZE); |
| assertTrue(heapSize <= bufSize); |
| |
| //create enough annotations to exceed the DEFAULT_RESET_HEAP_SIZE |
| Type annotType = cas.getTypeSystem().getType(CAS.TYPE_NAME_ANNOTATION); |
| for (int i = 0; i < 2000000; i++) { |
| cas.createAnnotation(annotType, i, i); |
| } |
| |
| heapSize = ((CASImpl) cas).getHeap().getHeapSize(); |
| bufSize = ((CASImpl)cas).getHeap().heap.length; |
| //System.out.println("Heap size: " + heapSize + ", buffer size: " + bufSize); |
| assertTrue(heapSize <= bufSize); |
| Assert.assertTrue(heapSize > CASImpl.DEFAULT_RESET_HEAP_SIZE); |
| |
| //reset the CAS - it should shrink |
| cas.reset(); |
| heapSize = ((CASImpl) cas).getHeap().getHeapSize(); |
| bufSize = ((CASImpl)cas).getHeap().heap.length; |
| //System.out.println("Heap size: " + heapSize + ", buffer size: " + bufSize); |
| assertTrue(heapSize <= bufSize); |
| Assert.assertTrue(bufSize < CASImpl.DEFAULT_RESET_HEAP_SIZE); |
| |
| |
| //If instead we create the annotations in smaller chunks and reset each time, |
| //the CAS buffer size shouldn't grow |
| for (int j = 0; j < 10; j++) { |
| for (int i = 0; i < 200000; i++) { |
| cas.createAnnotation(annotType, i, i); |
| } |
| |
| heapSize = ((CASImpl) cas).getHeap().getHeapSize(); |
| bufSize = ((CASImpl)cas).getHeap().heap.length; |
| //System.out.println("Heap size: " + heapSize + ", buffer size: " + bufSize); |
| assertTrue(heapSize <= bufSize); |
| Assert.assertTrue(bufSize < CASImpl.DEFAULT_RESET_HEAP_SIZE); |
| cas.reset(); |
| } |
| |
| } catch (Exception e) { |
| JUnitExtension.handleException(e); |
| } |
| } |
| |
| } |