Java tutorial
/** * Copyright 2009-2015 the original author or authors. * * Licensed 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.easymock.itests; import org.easymock.EasyMock; import org.easymock.EasyMockSupport; import org.osgi.framework.Bundle; import org.osgi.framework.Constants; import org.springframework.osgi.test.AbstractConfigurableBundleCreatorTests; import org.springframework.osgi.test.AbstractOsgiTests; import org.springframework.osgi.util.OsgiStringUtils; import org.w3c.dom.Document; import javax.xml.parsers.DocumentBuilder; import javax.xml.parsers.DocumentBuilderFactory; import javax.xml.xpath.XPath; import javax.xml.xpath.XPathExpression; import javax.xml.xpath.XPathExpressionException; import javax.xml.xpath.XPathFactory; import java.io.File; import java.lang.reflect.Method; /** * Note: This is a JUnit 3 test because of the Spring OSGi test framework * * @author Henri Tremblay */ public abstract class OsgiBaseTest extends AbstractConfigurableBundleCreatorTests { private final XPathFactory xPathFactory = XPathFactory.newInstance(); private final EasyMockSupport support = new EasyMockSupport(); protected <T> T mock(Class<T> toMock) { return support.mock(toMock); } protected void replayAll() { support.replayAll(); } protected void verifyAll() { support.verifyAll(); } protected String getImplementationVersion(Class<?> c) { return c.getPackage().getImplementationVersion(); } @Override public void runBare() throws Throwable { // Since we are changing the bundles between the tests and that Spring is keeping a cache // of the OSGi platform once it is initialized, I'm using a secret method to shutdown // the platform between each test (this however slows down the tests so adding a wiser // cache is a good idea Method m = AbstractOsgiTests.class.getDeclaredMethod("shutdownTest"); m.setAccessible(true); m.invoke(this); super.runBare(); } public void testOsgiPlatformStarts() throws Exception { System.out.println("Framework vendor: " + this.bundleContext.getProperty(Constants.FRAMEWORK_VENDOR)); System.out.println("Framework version: " + bundleContext.getProperty(Constants.FRAMEWORK_VERSION)); System.out.println("Require capability: " + bundleContext.getProperty(Constants.REQUIRE_CAPABILITY)); System.out.println("-----------------------------"); Bundle[] bundles = bundleContext.getBundles(); for (Bundle bundle : bundles) { System.out.println(OsgiStringUtils.nullSafeName(bundle) + ": " + bundle.getHeaders().get(Constants.BUNDLE_VERSION)); } } protected String getEasyMockVersion() { String version = getImplementationVersion(EasyMock.class); // Null means we are an IDE, not in Maven. So we have an IDE project dependency instead // of a Maven dependency with the jar. Which explains why the version is null (no Manifest // since there's no jar. In that case we get the version from the pom.xml and hope the Maven // jar is up-to-date in the local repository if (version == null) { try { XPath xPath = xPathFactory.newXPath(); XPathExpression xPathExpression; try { xPathExpression = xPath.compile("/project/parent/version"); } catch (XPathExpressionException e) { throw new RuntimeException(e); } DocumentBuilderFactory xmlFact = DocumentBuilderFactory.newInstance(); xmlFact.setNamespaceAware(false); DocumentBuilder builder = xmlFact.newDocumentBuilder(); Document doc = builder.parse(new File("pom.xml")); version = xPathExpression.evaluate(doc); } catch (Exception e) { throw new RuntimeException(e); } } return version; } }