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Commons Beanutils example source code file (PropertyUtilsBenchCase.java)
The Commons Beanutils PropertyUtilsBenchCase.java source code/* * 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.commons.beanutils; import java.util.HashMap; import java.util.Iterator; import java.util.Map; import junit.framework.TestCase; import junit.framework.Test; import junit.framework.TestSuite; /** * JUnit Test Case containing microbenchmarks for PropertyUtils. */ public class PropertyUtilsBenchCase extends TestCase { // ------------------------------------------------------------ Constructors /** * Construct a new instance of this test case. * * @param name Name of the test case */ public PropertyUtilsBenchCase(String name) { super(name); } // ------------------------------------------------------ Instance Variables // Basic loop counter private long counter = 100000; // DynaClass for inDyna and outDyna private DynaClass dynaClass = null; // Input objects that have identical sets of properties and values. private BenchBean inBean = null; private DynaBean inDyna = null; private Map inMap = null; // Output objects that have identical sets of properties. private BenchBean outBean = null; private DynaBean outDyna = null; // PropertyUtilsBean instance to be used private PropertyUtilsBean pu = null; // ---------------------------------------------------- Overall Test Methods /** * Set up instance variables required by this test case. */ public void setUp() throws Exception { // Set up loop counter (if property specified) String prop = System.getProperty("counter"); if (prop != null) { counter = Long.parseLong(prop); } // Set up DynaClass for our DynaBean instances dynaClass = new BasicDynaClass ("BenchDynaClass", null, new DynaProperty[]{ new DynaProperty("booleanProperty", Boolean.TYPE), new DynaProperty("byteProperty", Byte.TYPE), new DynaProperty("doubleProperty", Double.TYPE), new DynaProperty("floatProperty", Float.TYPE), new DynaProperty("intProperty", Integer.TYPE), new DynaProperty("longProperty", Long.TYPE), new DynaProperty("shortProperty", Short.TYPE), new DynaProperty("stringProperty", String.class), }); // Create input instances inBean = new BenchBean(); inMap = new HashMap(); inMap.put("booleanProperty", new Boolean(inBean.getBooleanProperty())); inMap.put("byteProperty", new Byte(inBean.getByteProperty())); inMap.put("doubleProperty", new Double(inBean.getDoubleProperty())); inMap.put("floatProperty", new Float(inBean.getFloatProperty())); inMap.put("intProperty", new Integer(inBean.getIntProperty())); inMap.put("longProperty", new Long(inBean.getLongProperty())); inMap.put("shortProperty", new Short(inBean.getShortProperty())); inMap.put("stringProperty", inBean.getStringProperty()); inDyna = dynaClass.newInstance(); Iterator inKeys = inMap.keySet().iterator(); while (inKeys.hasNext()) { String inKey = (String) inKeys.next(); inDyna.set(inKey, inMap.get(inKey)); } // Create output instances outBean = new BenchBean(); outDyna = dynaClass.newInstance(); Iterator outKeys = inMap.keySet().iterator(); while (outKeys.hasNext()) { String outKey = (String) outKeys.next(); outDyna.set(outKey, inMap.get(outKey)); } // Set up PropertyUtilsBean instance we will use pu = PropertyUtilsBean.getInstance(); } /** * Return the tests included in this test suite. */ public static Test suite() { return (new TestSuite(PropertyUtilsBenchCase.class)); } /** * Tear down instance variables required by this test case. */ public void tearDown() { dynaClass = null; inBean = null; inDyna = null; inMap = null; outBean = null; outDyna = null; pu = null; } // ------------------------------------------------- Individual Test Methods // Time copyProperties() from a bean public void testCopyPropertiesBean() throws Exception { long start; long stop; // Bean->Bean for (long i = 0; i < counter; i++) { pu.copyProperties(outBean, inBean); } start = System.currentTimeMillis(); for (long i = 0; i < counter; i++) { pu.copyProperties(outBean, inBean); } stop = System.currentTimeMillis(); System.err.println("PU.copyProperties(bean,bean), count=" + counter + ", time=" + (stop - start)); // Bean->Dyna for (long i = 0; i < counter; i++) { pu.copyProperties(outDyna, inBean); } start = System.currentTimeMillis(); for (long i = 0; i < counter; i++) { pu.copyProperties(outDyna, inBean); } stop = System.currentTimeMillis(); System.err.println("PU.copyProperties(dyna,bean), count=" + counter + ", time=" + (stop - start)); } // Time copyProperties() from a DynaBean public void testCopyPropertiesDyna() throws Exception { long start; long stop; // Dyna->Bean for (long i = 0; i < counter; i++) { pu.copyProperties(outBean, inDyna); } start = System.currentTimeMillis(); for (long i = 0; i < counter; i++) { pu.copyProperties(outBean, inDyna); } stop = System.currentTimeMillis(); System.err.println("PU.copyProperties(bean,dyna), count=" + counter + ", time=" + (stop - start)); // Dyna->Dyna for (long i = 0; i < counter; i++) { pu.copyProperties(outDyna, inDyna); } start = System.currentTimeMillis(); for (long i = 0; i < counter; i++) { pu.copyProperties(outDyna, inDyna); } stop = System.currentTimeMillis(); System.err.println("PU.copyProperties(dyna,dyna), count=" + counter + ", time=" + (stop - start)); } // Time copyProperties() from a Map public void testCopyPropertiesMap() throws Exception { long start; long stop; // Dyna->Bean for (long i = 0; i < counter; i++) { pu.copyProperties(outBean, inMap); } start = System.currentTimeMillis(); for (long i = 0; i < counter; i++) { pu.copyProperties(outBean, inMap); } stop = System.currentTimeMillis(); System.err.println("PU.copyProperties(bean, map), count=" + counter + ", time=" + (stop - start)); // Dyna->Dyna for (long i = 0; i < counter; i++) { pu.copyProperties(outDyna, inMap); } start = System.currentTimeMillis(); for (long i = 0; i < counter; i++) { pu.copyProperties(outDyna, inMap); } stop = System.currentTimeMillis(); System.err.println("PU.copyProperties(dyna, map), count=" + counter + ", time=" + (stop - start)); } // --------------------------------------------------------- Support Methods } Other Commons Beanutils examples (source code examples)Here is a short list of links related to this Commons Beanutils PropertyUtilsBenchCase.java source code file: |
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