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Diffstat (limited to 'sca-java-1.x/branches/sca-java-1.1/modules/contribution-impl/src/test/java/org/apache/tuscany/sca/contribution/impl/ContributionClassLoaderTestCase.java')
-rw-r--r-- | sca-java-1.x/branches/sca-java-1.1/modules/contribution-impl/src/test/java/org/apache/tuscany/sca/contribution/impl/ContributionClassLoaderTestCase.java | 258 |
1 files changed, 258 insertions, 0 deletions
diff --git a/sca-java-1.x/branches/sca-java-1.1/modules/contribution-impl/src/test/java/org/apache/tuscany/sca/contribution/impl/ContributionClassLoaderTestCase.java b/sca-java-1.x/branches/sca-java-1.1/modules/contribution-impl/src/test/java/org/apache/tuscany/sca/contribution/impl/ContributionClassLoaderTestCase.java new file mode 100644 index 0000000000..b3fc95351f --- /dev/null +++ b/sca-java-1.x/branches/sca-java-1.1/modules/contribution-impl/src/test/java/org/apache/tuscany/sca/contribution/impl/ContributionClassLoaderTestCase.java @@ -0,0 +1,258 @@ +/* + * 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.tuscany.sca.contribution.impl; + +import java.io.File; +import java.net.MalformedURLException; +import java.net.URL; +import java.util.ArrayList; + +import org.apache.tuscany.sca.contribution.Contribution; +import org.apache.tuscany.sca.contribution.ContributionFactory; +import org.apache.tuscany.sca.contribution.impl.ContributionFactoryImpl; +import org.apache.tuscany.sca.contribution.java.JavaExport; +import org.apache.tuscany.sca.contribution.java.JavaImport; +import org.apache.tuscany.sca.contribution.java.JavaImportExportFactory; +import org.apache.tuscany.sca.contribution.java.impl.JavaImportExportFactoryImpl; +import org.apache.tuscany.sca.contribution.namespace.NamespaceExport; +import org.apache.tuscany.sca.contribution.namespace.NamespaceImport; +import org.apache.tuscany.sca.contribution.namespace.NamespaceImportExportFactory; +import org.apache.tuscany.sca.contribution.namespace.impl.NamespaceImportExportFactoryImpl; +import org.junit.After; +import org.junit.Assert; +import org.junit.Before; +import org.junit.Test; + + +/** + * Test ContributionClassLoader. + * + */ +public class ContributionClassLoaderTestCase { + + private ContributionFactory contribFactory; + private JavaImportExportFactory javaImportExportFactory; + private NamespaceImportExportFactory namespaceImportExportFactory; + + @Before + public void setUp() throws Exception { + contribFactory = new ContributionFactoryImpl(); + javaImportExportFactory = new JavaImportExportFactoryImpl(); + namespaceImportExportFactory = new NamespaceImportExportFactoryImpl(); + } + + @After + public void tearDown() throws Exception { + } + + private Contribution createContribution(String fileName) throws MalformedURLException { + + Contribution contrib = contribFactory.createContribution(); + File contribDir = new File(fileName); + contrib.setLocation(contribDir.toURL().toString()); + + return contrib; + } + + + @Test + public void testClassLoadingFromContribution() throws ClassNotFoundException, MalformedURLException { + + Contribution contribA = createContribution("target/test-classes"); + Contribution contribB = createContribution("target"); + Contribution contribC = createContribution("target/test-classes/deployables/sample-calculator.jar"); + + // Class present in contribution, also in parent. Class is loaded from parent + Class<?> testClassA = contribA.getClassLoader().loadClass(this.getClass().getName()); + Assert.assertNotNull(testClassA); + Assert.assertSame(this.getClass(), testClassA); + + // Class not present in contribution, but present in parent classloader + Class<?> testClassB = contribB.getClassLoader().loadClass(this.getClass().getName()); + Assert.assertNotNull(testClassB); + Assert.assertSame(this.getClass(), testClassB); + + // Class present in contribution, but not in parent + Class<?> testClassC = contribC.getClassLoader().loadClass("calculator.AddService"); + Assert.assertNotNull(testClassC); + + // Class not present in contribution or in parent + try { + contribA.getClassLoader().loadClass("NonExistent"); + + Assert.assertTrue("ClassNotFoundException not thrown as expected", false); + + } catch (ClassNotFoundException e) { + } + + + + } + + @Test + public void testResourceLoadingFromContribution() throws ClassNotFoundException, MalformedURLException { + + Contribution contribA = createContribution("target/test-classes"); + Contribution contribB = createContribution("target"); + Contribution contribC = createContribution("target/test-classes/deployables/sample-calculator.jar"); + + // Resource present in contribution, and in parent + URL resA = contribA.getClassLoader().getResource("deployables/sample-calculator.jar"); + Assert.assertNotNull(resA); + + // Resource not present in contribution, but present in parent classloader + URL resB = contribB.getClassLoader().getResource("deployables/sample-calculator.jar"); + Assert.assertNotNull(resB); + + // Resource present in contribution, but not in parent + URL resC = contribC.getClassLoader().getResource("calculator/AddService.class"); + Assert.assertNotNull(resC); + + // Load Java class as resource from parent + String classResName = this.getClass().getName().replaceAll("\\.", "/") + ".class"; + URL classResA = contribA.getClassLoader().getResource(classResName); + Assert.assertNotNull(classResA); + + // Non-existent resource + URL res = contribA.getClassLoader().getResource("deployables/NonExistent"); + Assert.assertNull(res); + + } + + + @Test + public void testClassLoadingFromImportedContribution() throws ClassNotFoundException, MalformedURLException { + + Contribution contribA = createContribution("target/test-classes"); + Contribution contribB = createContribution("target"); + Contribution contribC = createContribution("target/test-classes/deployables/sample-calculator.jar"); + ArrayList<Contribution> exportContribList = new ArrayList<Contribution>(); + exportContribList.add(contribA); + exportContribList.add(contribC); + + JavaImport import_ = javaImportExportFactory.createJavaImport(); + import_.setPackage(this.getClass().getPackage().getName()); + import_.setExportContributions(exportContribList); + contribB.getImports().add(import_); + import_ = javaImportExportFactory.createJavaImport(); + import_.setPackage("calculator"); + import_.setExportContributions(exportContribList); + contribB.getImports().add(import_); + + JavaExport export = javaImportExportFactory.createJavaExport(); + export.setPackage(this.getClass().getPackage().getName()); + contribA.getExports().add(export); + export = javaImportExportFactory.createJavaExport(); + export.setPackage("calculator"); + contribC.getExports().add(export); + + // Load class from parent, class is also present in imported contribution. Class should + // be loaded from parent + Class<?> testClassB = contribB.getClassLoader().loadClass(this.getClass().getName()); + Assert.assertNotNull(testClassB); + Assert.assertSame(this.getClass(), testClassB); + + // Load class from parent, class is also present in parent. Class should be loaded + // from parent. + Class<?> testClassA = contribA.getClassLoader().loadClass(this.getClass().getName()); + Assert.assertNotNull(testClassA); + Assert.assertSame(this.getClass(), testClassA); + + // Imported class should be the same as the one loaded by the exporting contribution + Assert.assertSame(testClassA, testClassB); + + // Load class from imported contribution, class is not present in parent + Class<?> testClassB1 = contribB.getClassLoader().loadClass("calculator.AddService"); + Assert.assertNotNull(testClassB1); + + // Imported class should be the same as the one loaded by the exporting contribution + Class<?> testClassC = contribC.getClassLoader().loadClass("calculator.AddService"); + Assert.assertNotNull(testClassC); + Assert.assertSame(testClassC, testClassB1); + + + // Try to load class from package which is not explicitly imported - should throw ClassNotFoundException + try { + contribA.getClassLoader().loadClass("calculator.AddService"); + + Assert.assertTrue("ClassNotFoundException not thrown as expected", false); + + } catch (ClassNotFoundException e) { + } + + // Try to load non-existent class from imported package - should throw ClassNotFoundException + try { + contribB.getClassLoader().loadClass(this.getClass().getPackage().getName() + ".NonExistentClass"); + + Assert.assertTrue("ClassNotFoundException not thrown as expected", false); + + } catch (ClassNotFoundException e) { + } + + } + + @Test + public void testResourceLoadingFromImportedContribution() throws ClassNotFoundException, MalformedURLException { + + Contribution contribA = createContribution("target/test-classes"); + Contribution contribB = createContribution("target"); + Contribution contribC = createContribution("target/test-classes/deployables/sample-calculator.jar"); + + ArrayList<Contribution> exportContribList = new ArrayList<Contribution>(); + exportContribList.add(contribA); + exportContribList.add(contribC); + + JavaImport import_ = javaImportExportFactory.createJavaImport(); + import_.setPackage(this.getClass().getPackage().getName()); + import_.setExportContributions(exportContribList); + contribB.getImports().add(import_); + NamespaceImport import1_ = namespaceImportExportFactory.createNamespaceImport(); + import1_.setNamespace("calculator"); + import1_.setExportContributions(exportContribList); + contribB.getImports().add(import1_); + + JavaExport export = javaImportExportFactory.createJavaExport(); + export.setPackage(this.getClass().getPackage().getName()); + contribA.getExports().add(export); + NamespaceExport export1 = namespaceImportExportFactory.createNamespaceExport(); + export1.setNamespace("calculator"); + contribC.getExports().add(export1); + + // Load resource from parent + URL resB = contribB.getClassLoader().getResource("deployables/sample-calculator.jar"); + Assert.assertNotNull(resB); + + // Load Java class as resource from imported contribution with JavaImport + String classResName = this.getClass().getName().replaceAll("\\.", "/") + ".class"; + URL classResB = contribB.getClassLoader().getResource(classResName); + Assert.assertNotNull(classResB); + + // Load Java class as resource from imported contribution with NamespaceImport + URL classResB1 = contribB.getClassLoader().getResource("calculator/AddService.class"); + Assert.assertNotNull(classResB1); + + // Try to load resource not explicitly imported by contribution + URL classResA1 = contribA.getClassLoader().getResource("calculator/AddService.class"); + Assert.assertNull(classResA1); + + + } + +} |