| /* |
| * 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.internal.util; |
| |
| import java.io.File; |
| import java.lang.reflect.Method; |
| import java.net.URL; |
| |
| import org.apache.uima.UIMAFramework; |
| import org.apache.uima.resource.ResourceManager; |
| import org.apache.uima.test.junit_extension.JUnitExtension; |
| |
| import junit.framework.TestCase; |
| |
| /* |
| * UIMA ClassLoader test |
| * |
| */ |
| public class UIMAClassLoaderTest extends TestCase { |
| |
| private String testClassPath; |
| |
| /** |
| * Constructor for UIMAClassLoaderTest |
| * |
| * @param arg0 |
| */ |
| public UIMAClassLoaderTest(String arg0) { |
| super(arg0); |
| } |
| |
| /** |
| * @see junit.framework.TestCase#setUp() |
| */ |
| protected void setUp() throws Exception { |
| |
| this.testClassPath = JUnitExtension.getFile("ClassLoaderTest/classLoadingTest.jar").getAbsolutePath(); |
| } |
| |
| public void testSimpleRsrcMgrCLassLoaderCreation() throws Exception { |
| ResourceManager rsrcMgr = UIMAFramework.newDefaultResourceManager(); |
| |
| assertNull(rsrcMgr.getExtensionClassLoader()); |
| |
| rsrcMgr.setExtensionClassPath("../this/is/a/simple/test.jar", false); |
| ClassLoader cl = rsrcMgr.getExtensionClassLoader(); |
| assertNotNull(cl); |
| //assertTrue(cl != cl.getClassLoadingLock("Aclass")); |
| Class classOfLoader = cl.getClass().getSuperclass(); |
| while (!(classOfLoader.getName().equals("java.lang.ClassLoader"))) { |
| classOfLoader = classOfLoader.getSuperclass(); |
| } |
| if (!Misc.isJava9ea) { // skip for java 9 |
| Method m = classOfLoader.getDeclaredMethod("getClassLoadingLock", String.class); |
| m.setAccessible(true); |
| Object o = m.invoke(cl, "someString"); |
| Object o2 = m.invoke(cl, "s2"); |
| assertTrue(o != o2); |
| assertTrue(cl != o); |
| } |
| } |
| |
| public void testAdvancedRsrcMgrCLassLoaderCreation() throws Exception { |
| ResourceManager rsrcMgr = UIMAFramework.newDefaultResourceManager(); |
| |
| assertNull(rsrcMgr.getExtensionClassLoader()); |
| |
| rsrcMgr.setExtensionClassPath("../this/is/a/simple/test.jar", true); |
| |
| assertNotNull(rsrcMgr.getExtensionClassLoader()); |
| |
| } |
| |
| public void testSimpleClassloadingSampleString() throws Exception { |
| UIMAClassLoader cl = new UIMAClassLoader(this.testClassPath, this.getClass().getClassLoader()); |
| Class testClass = null; |
| |
| testClass = cl.loadClass("org.apache.uima.internal.util.ClassloadingTestClass"); |
| |
| assertNotNull(testClass); |
| assertEquals(cl, testClass.getClassLoader()); |
| |
| testClass = cl.loadClass("org.apache.uima.flow.impl.AnalysisSequenceCapabilityNode"); |
| |
| assertNotNull(testClass); |
| assertEquals(this.getClass().getClassLoader(),testClass.getClassLoader()); |
| } |
| |
| public void testParallelClassLoading() throws Exception { |
| final UIMAClassLoader cl = new UIMAClassLoader(this.testClassPath, this.getClass().getClassLoader()); |
| final Class<?>[] loadedClasses = new Class<?>[Misc.numberOfCores]; |
| |
| MultiThreadUtils.Run2isb callable = new MultiThreadUtils.Run2isb() { |
| @Override |
| public void call(int threadNumber, int repeatNumber, StringBuilder sb) throws Exception { |
| loadedClasses[threadNumber] = cl.loadClass("org.apache.uima.internal.util.ClassloadingTestClass"); |
| } |
| }; |
| |
| MultiThreadUtils.tstMultiThread("MultiThreadLoading", Misc.numberOfCores, 1, callable, MultiThreadUtils.emptyReset); |
| Class<?> c = loadedClasses[0]; |
| for (int i = 1; i < Misc.numberOfCores; i++) { |
| assertEquals(c, loadedClasses[i]); |
| } |
| } |
| |
| public void testSimpleClassloadingSampleURL() throws Exception { |
| URL[] urlClasspath = new URL[] { new File(this.testClassPath).toURL() }; |
| UIMAClassLoader cl = new UIMAClassLoader(urlClasspath, this.getClass().getClassLoader()); |
| Class testClass = null; |
| |
| testClass = cl.loadClass("org.apache.uima.internal.util.ClassloadingTestClass"); |
| |
| assertNotNull(testClass); |
| assertEquals(cl, testClass.getClassLoader()); |
| |
| |
| testClass = cl.loadClass("org.apache.uima.flow.impl.AnalysisSequenceCapabilityNode"); |
| |
| assertNotNull(testClass); |
| assertEquals(this.getClass().getClassLoader(),testClass.getClassLoader()); |
| } |
| |
| public void testAdvancedClassloadingSampleString() throws Exception { |
| UIMAClassLoader cl = new UIMAClassLoader(this.testClassPath, this.getClass().getClassLoader()); |
| Class testClass = null; |
| |
| testClass = cl.loadClass("org.apache.uima.internal.util.ClassloadingTestClass"); |
| |
| assertNotNull(testClass); |
| assertEquals(cl, testClass.getClassLoader()); |
| |
| testClass = cl.loadClass("org.apache.uima.flow.impl.AnalysisSequenceCapabilityNode"); |
| |
| assertNotNull(testClass); |
| assertEquals(this.getClass().getClassLoader(), testClass.getClassLoader()); |
| } |
| |
| public void testAdvancedClassloadingSampleURL() throws Exception { |
| URL[] urlClasspath = new URL[] { new File(this.testClassPath).toURL() }; |
| UIMAClassLoader cl = new UIMAClassLoader(urlClasspath, this.getClass().getClassLoader()); |
| Class testClass = null; |
| |
| testClass = cl.loadClass("org.apache.uima.internal.util.ClassloadingTestClass"); |
| |
| assertNotNull(testClass); |
| assertEquals(cl, testClass.getClassLoader()); |
| |
| testClass = cl.loadClass("org.apache.uima.flow.impl.AnalysisSequenceCapabilityNode"); |
| |
| assertNotNull(testClass); |
| assertEquals(this.getClass().getClassLoader(), testClass.getClassLoader()); |
| |
| } |
| } |