| /******************************************************************************* |
| * Copyright (c) 2018, 2022 IBM Corporation and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.osgi.tests.bundles; |
| |
| import java.io.File; |
| import java.lang.reflect.Method; |
| import java.util.Collections; |
| import java.util.Dictionary; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Map.Entry; |
| import java.util.Set; |
| import org.eclipse.osgi.launch.Equinox; |
| import org.eclipse.osgi.tests.OSGiTestsActivator; |
| import org.osgi.framework.Bundle; |
| import org.osgi.framework.BundleContext; |
| import org.osgi.framework.BundleException; |
| import org.osgi.framework.Constants; |
| import org.osgi.framework.namespace.PackageNamespace; |
| import org.osgi.framework.wiring.BundleCapability; |
| import org.osgi.framework.wiring.BundleWire; |
| import org.osgi.framework.wiring.BundleWiring; |
| |
| public class ImportJavaSEPackagesTests extends AbstractBundleTests { |
| |
| private static final String JAVA_LANG = "java.lang"; |
| private static final String JAVA_UTIL = "java.util"; |
| private static String originalSpecVersion; |
| |
| @Override |
| protected void setUp() throws Exception { |
| super.setUp(); |
| originalSpecVersion = System.getProperty("java.specification.version"); |
| } |
| |
| @Override |
| protected void tearDown() throws Exception { |
| super.tearDown(); |
| System.setProperty("java.specification.version", originalSpecVersion); |
| } |
| |
| public void testExportPackageCannotContainJavaPackages() throws Exception { |
| File config = OSGiTestsActivator.getContext().getDataFile(getName()); |
| Map<String, String> headers = new HashMap<>(); |
| headers.put(Constants.BUNDLE_MANIFESTVERSION, "2"); |
| headers.put(Constants.BUNDLE_SYMBOLICNAME, getName()); |
| headers.put(Constants.EXPORT_PACKAGE, JAVA_LANG); |
| config.mkdirs(); |
| File bundle = SystemBundleTests.createBundle(config, getName(), headers); |
| Equinox equinox = new Equinox(Collections.singletonMap(Constants.FRAMEWORK_STORAGE, config.getAbsolutePath())); |
| try { |
| equinox.start(); |
| BundleContext systemContext = equinox.getBundleContext(); |
| Bundle testBundle = systemContext.installBundle(bundle.toURI().toString()); |
| testBundle.start(); |
| fail("Failed to test Export-Package header"); |
| } catch (BundleException e) { |
| assertEquals("It should throw a bundle exception of type manifest error", BundleException.MANIFEST_ERROR, e.getType()); |
| assertTrue("It should throw a Bundle Exception stating Invalid manifest header Export-Package", e.getMessage().contains("Cannot specify java.* packages in Export headers")); |
| } finally { |
| stopQuietly(equinox); |
| } |
| |
| } |
| |
| public void testImportPackageCanContainJavaPackages() throws Exception { |
| File config = OSGiTestsActivator.getContext().getDataFile(getName()); |
| Map<String, String> headers = new HashMap<>(); |
| headers.put(Constants.BUNDLE_MANIFESTVERSION, "2"); |
| headers.put(Constants.BUNDLE_SYMBOLICNAME, getName()); |
| headers.put(Constants.IMPORT_PACKAGE, JAVA_LANG); |
| config.mkdirs(); |
| File bundle = SystemBundleTests.createBundle(config, getName(), headers); |
| Equinox equinox = new Equinox(Collections.singletonMap(Constants.FRAMEWORK_STORAGE, config.getAbsolutePath())); |
| try { |
| equinox.start(); |
| BundleContext systemContext = equinox.getBundleContext(); |
| Bundle testBundle = systemContext.installBundle(bundle.toURI().toString()); |
| testBundle.start(); |
| Dictionary<String, String> testHeaders = testBundle.getHeaders(); |
| assertTrue(Constants.IMPORT_PACKAGE + " does not contain the java.* package", testHeaders.get(Constants.IMPORT_PACKAGE).contains(JAVA_LANG)); |
| List<BundleWire> pkgWires = testBundle.adapt(BundleWiring.class).getRequiredWires(PackageNamespace.PACKAGE_NAMESPACE); |
| assertEquals("Wrong number of package requiremens: ", 1, pkgWires.size()); |
| assertEquals("Wrong package found: " + pkgWires.get(0), JAVA_LANG, pkgWires.get(0).getCapability().getAttributes().get(PackageNamespace.PACKAGE_NAMESPACE)); |
| } catch (BundleException e) { |
| fail("Failed to test Import-Package header"); |
| } finally { |
| stopQuietly(equinox); |
| } |
| } |
| |
| public void testSystemPackages() throws Exception { |
| Map<Integer, Integer> packagesPerVersion = new HashMap<>(); |
| packagesPerVersion.put(8, 63); |
| if (!originalSpecVersion.startsWith("1.")) { |
| packagesPerVersion.put(9, calculateJavaPackageCount()); |
| } else { |
| packagesPerVersion.put(9, 66); |
| } |
| |
| for (Entry<Integer, Integer> entry : packagesPerVersion.entrySet()) { |
| doSystemPackages(entry.getKey(), entry.getValue()); |
| } |
| |
| } |
| |
| private int calculateJavaPackageCount() throws Exception { |
| int javaPackages = 0; |
| Class<?> moduleLayerClass = Class.forName("java.lang.ModuleLayer"); //$NON-NLS-1$ |
| Method boot = moduleLayerClass.getMethod("boot"); //$NON-NLS-1$ |
| Method modules = moduleLayerClass.getMethod("modules"); //$NON-NLS-1$ |
| Class<?> moduleClass = Class.forName("java.lang.Module"); //$NON-NLS-1$ |
| Method getDescriptor = moduleClass.getMethod("getDescriptor"); //$NON-NLS-1$ |
| Class<?> moduleDescriptorClass = Class.forName("java.lang.module.ModuleDescriptor"); //$NON-NLS-1$ |
| Method exports = moduleDescriptorClass.getMethod("exports"); //$NON-NLS-1$ |
| Method isAutomatic = moduleDescriptorClass.getMethod("isAutomatic"); //$NON-NLS-1$ |
| Method packagesMethod = moduleDescriptorClass.getMethod("packages"); //$NON-NLS-1$ |
| Class<?> exportsClass = Class.forName("java.lang.module.ModuleDescriptor$Exports"); //$NON-NLS-1$ |
| Method isQualified = exportsClass.getMethod("isQualified"); //$NON-NLS-1$ |
| Method source = exportsClass.getMethod("source"); //$NON-NLS-1$ |
| |
| Object bootLayer = boot.invoke(null); |
| Set<?> bootModules = (Set<?>) modules.invoke(bootLayer); |
| for (Object m : bootModules) { |
| Object descriptor = getDescriptor.invoke(m); |
| if ((Boolean) isAutomatic.invoke(descriptor)) { |
| /* |
| * Automatic modules are supposed to export all their packages. |
| * However, java.lang.module.ModuleDescriptor::exports returns an empty set for them. |
| * Add all their packages (as returned by java.lang.module.ModuleDescriptor::packages) |
| * to the list of VM supplied packages. |
| */ |
| for (String packageName : ((Set<String>) packagesMethod.invoke(descriptor))) { |
| if (packageName.startsWith("java.")) { |
| javaPackages++; |
| } |
| } |
| } else { |
| for (Object export : (Set<?>) exports.invoke(descriptor)) { |
| String pkg = (String) source.invoke(export); |
| if (!((Boolean) isQualified.invoke(export)) && pkg.startsWith("java.")) { |
| javaPackages++; |
| } |
| } |
| } |
| } |
| return javaPackages; |
| } |
| |
| public void doSystemPackages(int rv, int expectedPackages) throws Exception { |
| if (rv < 9) { |
| System.setProperty("java.specification.version", "1." + rv); |
| } else { |
| System.setProperty("java.specification.version", Integer.toString(rv)); |
| } |
| |
| File config = OSGiTestsActivator.getContext().getDataFile(getName()); |
| Map<String, String> headers = new HashMap<>(); |
| headers.put(Constants.BUNDLE_MANIFESTVERSION, "2"); |
| headers.put(Constants.BUNDLE_SYMBOLICNAME, getName()); |
| config.mkdirs(); |
| File bundle = SystemBundleTests.createBundle(config, getName(), headers); |
| |
| Equinox equinox = new Equinox(Collections.singletonMap(Constants.FRAMEWORK_STORAGE, config.getAbsolutePath())); |
| try { |
| equinox.start(); |
| BundleContext systemContext = equinox.getBundleContext(); |
| Dictionary<String, String> testHeaders = equinox.getHeaders(); |
| assertTrue(Constants.EXPORT_PACKAGE + " does not contain the java.lang package", testHeaders.get(Constants.EXPORT_PACKAGE).contains(JAVA_LANG)); |
| assertTrue(Constants.EXPORT_PACKAGE + " does not contain the java.util package", testHeaders.get(Constants.EXPORT_PACKAGE).contains(JAVA_UTIL)); |
| List<BundleCapability> capabilities = equinox.adapt(BundleWiring.class).getCapabilities(PackageNamespace.PACKAGE_NAMESPACE); |
| |
| int count = 0; |
| for (BundleCapability cap : capabilities) { |
| if (cap.getAttributes().get(PackageNamespace.PACKAGE_NAMESPACE).toString().startsWith("java.")) { |
| count++; |
| } |
| } |
| assertEquals("Wrong number of java.* packages for version " + rv, expectedPackages, count); |
| |
| Bundle testBundle = systemContext.installBundle(bundle.toURI().toString()); |
| testBundle.start(); |
| String systemPackages = testBundle.getBundleContext().getProperty(Constants.FRAMEWORK_SYSTEMPACKAGES); |
| assertTrue("System packages should include java.lang packages", systemPackages.contains(JAVA_LANG)); |
| assertTrue("System packages should include java.util packages", systemPackages.contains(JAVA_UTIL)); |
| } catch (BundleException e) { |
| fail("Failed to test System packages"); |
| } finally { |
| stopQuietly(equinox); |
| } |
| } |
| |
| } |