[jboss-cvs] JBossAS SVN: r103967 - in projects/jboss-reflect/trunk/src/test/java/org/jboss/test: benchmark and 1 other directory.
jboss-cvs-commits at lists.jboss.org
jboss-cvs-commits at lists.jboss.org
Wed Apr 14 09:08:43 EDT 2010
Author: kabir.khan at jboss.com
Date: 2010-04-14 09:08:42 -0400 (Wed, 14 Apr 2010)
New Revision: 103967
Added:
projects/jboss-reflect/trunk/src/test/java/org/jboss/test/benchmark/
projects/jboss-reflect/trunk/src/test/java/org/jboss/test/benchmark/AccessorBenchmark.java
Log:
Add benchmark
Added: projects/jboss-reflect/trunk/src/test/java/org/jboss/test/benchmark/AccessorBenchmark.java
===================================================================
--- projects/jboss-reflect/trunk/src/test/java/org/jboss/test/benchmark/AccessorBenchmark.java (rev 0)
+++ projects/jboss-reflect/trunk/src/test/java/org/jboss/test/benchmark/AccessorBenchmark.java 2010-04-14 13:08:42 UTC (rev 103967)
@@ -0,0 +1,187 @@
+/*
+* JBoss, Home of Professional Open Source.
+* Copyright 2006, Red Hat Middleware LLC, and individual contributors
+* as indicated by the @author tags. See the copyright.txt file in the
+* distribution for a full listing of individual contributors.
+*
+* This is free software; you can redistribute it and/or modify it
+* under the terms of the GNU Lesser General Public License as
+* published by the Free Software Foundation; either version 2.1 of
+* the License, or (at your option) any later version.
+*
+* This software is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+* Lesser General Public License for more details.
+*
+* You should have received a copy of the GNU Lesser General Public
+* License along with this software; if not, write to the Free
+* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
+*/
+package org.jboss.test.benchmark;
+
+import javassist.ClassPool;
+import javassist.CtClass;
+import javassist.CtField;
+import javassist.CtMethod;
+import javassist.CtPrimitiveType;
+import javassist.Modifier;
+import junit.framework.TestCase;
+
+import org.jboss.reflect.spi.ClassInfo;
+import org.jboss.reflect.spi.ConstructorInfo;
+import org.jboss.reflect.spi.FieldInfo;
+import org.jboss.reflect.spi.MethodInfo;
+import org.jboss.reflect.spi.PrimitiveInfo;
+import org.jboss.reflect.spi.TypeInfo;
+import org.jboss.reflect.spi.TypeInfoFactory;
+
+/**
+ *
+ * @author <a href="kabir.khan at jboss.com">Kabir Khan</a>
+ * @version $Revision: 1.1 $
+ */
+public class AccessorBenchmark extends TestCase
+{
+ TypeInfoFactory factory = new org.jboss.reflect.plugins.javassist.JavassistTypeInfoFactory();
+// TypeInfoFactory factory = new org.jboss.reflect.plugins.introspection.IntrospectionTypeInfoFactory();
+
+ int numClasses = 100;
+ int numFields = 100;
+ int numGetMembers = 50;
+ int numJoinpoint = 50;
+
+
+ public void testAccessors() throws Throwable
+ {
+ System.out.println("========== " + factory.getClass().getSimpleName());
+
+ Class<?>[] classes = setupClasses();
+
+ long start = System.currentTimeMillis();
+
+ ClassInfo[] classInfos = setupClassInfos(classes);
+ start = outputTime(start, "A - Created " + numClasses + " Class Infos");
+
+ getFieldsAndMethods(classInfos);
+ start = outputTime(start, "B - Getting " + numFields + " fields and methods for " + numClasses + " classes " + numGetMembers + " times");
+
+ useJoinpoint(classInfos, 1);
+ start = outputTime(start, "C - First accessing " + numFields + " fields and methods for " + numClasses + " classes " + numJoinpoint + " times");
+
+ useJoinpoint(classInfos, numJoinpoint);
+ start = outputTime(start, "D - Accessing " + numFields + " fields and methods for " + numClasses + " classes " + numJoinpoint + " times");
+
+ System.out.println("Done!");
+ }
+
+ private void useJoinpoint(ClassInfo[] classInfos, int numJoinpoint) throws Throwable
+ {
+ TypeInfo[] params = new TypeInfo[] {PrimitiveInfo.INT};
+ Object[] values = new Object[1];
+
+ for (int c = 0 ; c < classInfos.length ; c++)
+ {
+ ConstructorInfo ctor = classInfos[c].getDeclaredConstructor(null);
+ Object o = ctor.newInstance(null);
+
+ for (int f = 0 ; f < numFields ; f++)
+ {
+ FieldInfo field = classInfos[c].getDeclaredField(fieldName(f));
+ Integer val = Integer.valueOf(f);
+
+ for (int i = 0 ; i < numJoinpoint ; i ++)
+ {
+ field.set(o, val);
+ assertEquals(val, field.get(o));
+ }
+ }
+
+ for (int m = 0 ; m < numFields ; m++)
+ {
+ MethodInfo method = classInfos[c].getDeclaredMethod(methodName(m), params);
+ values[0] = Integer.valueOf(m);
+
+ for (int i = 0 ; i < numJoinpoint ; i ++)
+ {
+ assertEquals(values[0], method.invoke(o, values));
+ }
+ }
+ }
+ }
+
+ private void getFieldsAndMethods(ClassInfo[] classInfos)
+ {
+ TypeInfo[] params = new TypeInfo[] {PrimitiveInfo.INT};
+ for (int i = 0 ; i < numGetMembers ; i++)
+ {
+ for (int c = 0 ; c < classInfos.length ; c++)
+ {
+ for (int f = 0 ; f < numFields ; f++)
+ assertNotNull(classInfos[c].getDeclaredField(fieldName(f)));
+
+ for (int m = 0 ; m < numFields ; m++)
+ assertNotNull(classInfos[c].getDeclaredMethod(methodName(m), params));
+ }
+ }
+ }
+
+ private ClassInfo[] setupClassInfos(Class<?>[] classes) throws Throwable
+ {
+ ClassInfo[] classInfos = new ClassInfo[classes.length];
+
+ for (int i = 0 ; i < classInfos.length ; i++)
+ classInfos[i] = (ClassInfo)factory.getTypeInfo(classes[i]);
+ return classInfos;
+ }
+
+ private Class<?>[] setupClasses() throws Exception
+ {
+ Class<?>[] createdClasses = new Class[numClasses];
+ for (int i = 0 ; i < numClasses ; i++)
+ {
+ createdClasses[i] = createClass(i);
+ }
+ return createdClasses;
+ }
+
+ private Class<?> createClass(int num) throws Exception
+ {
+ CtClass clazz = ClassPool.getDefault().makeClass("org.jboss.test.benchmark.Test" + num);
+
+ for (int i = 0 ; i < numFields ; i++)
+ {
+ CtField field = new CtField(CtPrimitiveType.intType, fieldName(i), clazz);
+ field.setModifiers(Modifier.PUBLIC);
+ clazz.addField(field);
+ }
+
+ for (int i = 0 ; i < numFields ; i++)
+ {
+ CtMethod method = new CtMethod(CtPrimitiveType.intType, methodName(i), new CtClass[] {CtPrimitiveType.intType}, clazz);
+ method.setModifiers(Modifier.PUBLIC);
+ method.setBody("{return $1;}");
+ clazz.addMethod(method);
+ }
+
+ return clazz.toClass();
+ }
+
+ private String fieldName(int num)
+ {
+ return "field" + num;
+ }
+
+ private String methodName(int num)
+ {
+ return "method" + num;
+ }
+
+ private long outputTime(long start, String msg)
+ {
+ long end = System.currentTimeMillis();
+ System.out.println(msg + " " + (end - start) + "ms");
+ return end;
+ }
+}
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