Add a test on service providing inheritance.
git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@833656 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/ipojo/tests/core/service-providing-inheritance/pom.xml b/ipojo/tests/core/service-providing-inheritance/pom.xml
new file mode 100644
index 0000000..0476394
--- /dev/null
+++ b/ipojo/tests/core/service-providing-inheritance/pom.xml
@@ -0,0 +1,128 @@
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+ <modelVersion>4.0.0</modelVersion>
+ <groupId>ipojo.tests</groupId>
+ <artifactId>tests.core.inheritance</artifactId>
+ <name>iPOJO Service Providing with inheritance Test Suite</name>
+ <version>1.5.0-SNAPSHOT</version>
+ <description>The the service providing with inheritance</description>
+
+ <build>
+ <plugins>
+ <plugin>
+ <groupId>org.apache.maven.plugins</groupId>
+ <artifactId>maven-compiler-plugin</artifactId>
+ <configuration>
+ <source>1.5</source>
+ <target>1.5</target>
+ </configuration>
+ </plugin>
+ <plugin>
+ <groupId>org.apache.servicemix.tooling</groupId>
+ <artifactId>depends-maven-plugin</artifactId>
+ <executions>
+ <execution>
+ <id>generate-depends-file</id>
+ <goals>
+ <goal>generate-depends-file</goal>
+ </goals>
+ </execution>
+ </executions>
+ </plugin>
+
+ <!-- <plugin>
+ <groupId>org.ops4j.pax.exam</groupId>
+ <artifactId>maven-paxexam-plugin</artifactId>
+ <executions>
+ <execution>
+ <id>generate-paxexam-config</id>
+ <goals>
+ <goal>generate-paxexam-config</goal>
+ </goals>
+ </execution>
+ </executions>
+ <configuration>
+ <settings>
+ <platform>felix</platform>
+ </settings>
+ </configuration>
+ </plugin> -->
+ </plugins>
+ </build>
+
+ <dependencies>
+ <dependency>
+ <groupId>org.apache.felix</groupId>
+ <artifactId>org.apache.felix.ipojo</artifactId>
+ <version>${pom.version}</version>
+ </dependency>
+
+ <!--
+ Pax Exam API:
+ -->
+ <dependency>
+ <groupId>org.ops4j.pax.exam</groupId>
+ <artifactId>pax-exam</artifactId>
+ <version>1.1.0</version>
+ </dependency>
+ <!--
+ During runtime Pax Exam will discover the OSGi container to use by
+ searching metadata available into classpath. Pax Exam comes with a
+ default container that uses [Pax Runner] for implementing the
+ container requirements:
+ -->
+ <dependency>
+ <groupId>org.ops4j.pax.exam</groupId>
+ <artifactId>pax-exam-container-default
+ </artifactId>
+ <version>1.1.0</version>
+ </dependency>
+ <!--
+ If your test code is based on JUnit you will have to have the Junit
+ support artifact:
+ -->
+ <dependency>
+ <groupId>org.ops4j.pax.exam</groupId>
+ <artifactId>pax-exam-junit</artifactId>
+ <version>1.1.0</version>
+ </dependency>
+ <dependency>
+ <groupId>junit</groupId>
+ <artifactId>junit</artifactId>
+ <version>4.5</version>
+ <type>jar</type>
+ <scope>test</scope>
+ </dependency>
+ <!-- Tinybundles -->
+ <dependency>
+ <groupId>org.ops4j.pax.swissbox</groupId>
+ <artifactId>pax-swissbox-tinybundles</artifactId>
+ <version>1.0.0</version>
+ </dependency>
+ <dependency>
+ <groupId>org.apache.felix</groupId>
+ <artifactId>org.apache.felix.ipojo.tinybundles.bundleAsiPOJO</artifactId>
+ <version>${pom.version}</version>
+ </dependency>
+ <dependency>
+ <groupId>org.apache.felix</groupId>
+ <artifactId>org.apache.felix.ipojo.annotations</artifactId>
+ <version>1.5.0-SNAPSHOT</version>
+ <scope>compile</scope>
+ </dependency>
+ </dependencies>
+
+ <repositories>
+ <repository>
+ <id>ops4j.releases</id>
+ <name>OPS4J Release</name>
+ <url> http://repository.ops4j.org/maven2/</url>
+ <releases>
+ <enabled>true</enabled>
+ </releases>
+ <snapshots>
+ <enabled>false</enabled>
+ </snapshots>
+ </repository>
+ </repositories>
+
+</project>
diff --git a/ipojo/tests/core/service-providing-inheritance/src/test/java/org/apache/felix/ipojo/tests/inheritance/IPOJOHelper.java b/ipojo/tests/core/service-providing-inheritance/src/test/java/org/apache/felix/ipojo/tests/inheritance/IPOJOHelper.java
new file mode 100644
index 0000000..cb08528e
--- /dev/null
+++ b/ipojo/tests/core/service-providing-inheritance/src/test/java/org/apache/felix/ipojo/tests/inheritance/IPOJOHelper.java
@@ -0,0 +1,730 @@
+/*
+ * 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.felix.ipojo.tests.inheritance;
+
+import java.util.ArrayList;
+import java.util.Dictionary;
+import java.util.List;
+import java.util.Properties;
+
+import org.apache.felix.ipojo.ComponentInstance;
+import org.apache.felix.ipojo.Factory;
+import org.apache.felix.ipojo.Handler;
+import org.apache.felix.ipojo.HandlerFactory;
+import org.apache.felix.ipojo.ServiceContext;
+import org.apache.felix.ipojo.architecture.Architecture;
+import org.apache.felix.ipojo.metadata.Element;
+import org.apache.felix.ipojo.parser.ManifestMetadataParser;
+import org.apache.felix.ipojo.parser.ParseException;
+import org.osgi.framework.Bundle;
+import org.osgi.framework.BundleContext;
+import org.osgi.framework.InvalidSyntaxException;
+import org.osgi.framework.ServiceReference;
+import org.osgi.service.cm.ManagedServiceFactory;
+
+/**
+ * iPOJO Helper.
+ * This helper helps getting {@link Factory}, and managing
+ * {@link ComponentInstance}.
+ * @author <a href="mailto:dev@felix.apache.org">Felix Project Team</a>
+ */
+public class IPOJOHelper {
+
+ /**
+ * The bundle context.
+ */
+ private BundleContext m_context;
+
+
+ /**
+ * List of instances.
+ */
+ private List<ComponentInstance> m_instances;
+
+ /**
+ * Creates a IPOJOHelper.
+ * @param tc the OSGi Test Case
+ */
+ public IPOJOHelper(BundleContext context) {
+ m_context = context;
+ m_instances = new ArrayList<ComponentInstance>();
+ }
+
+ /**
+ * Disposes created instances.
+ * @see org.apache.felix.ipojo.junit4osgi.Helper#dispose()
+ */
+ public void dispose() {
+ for (int i = 0; i < m_instances.size(); i++) {
+ ((ComponentInstance) m_instances.get(i)).dispose();
+ }
+ m_instances.clear();
+ }
+
+ /**
+ * Gets a created instance from the instance name.
+ * @param name the instance name.
+ * @return the created {@link ComponentInstance} or <code>null</code>
+ * if the instance was not created during the session.
+ */
+ public ComponentInstance getInstanceByName(String name) {
+ for (int i = 0; i < m_instances.size(); i++) {
+ if (((ComponentInstance) m_instances.get(i)).getInstanceName()
+ .equals(name)) {
+ return (ComponentInstance) m_instances.get(i);
+ }
+ }
+ return null;
+ }
+
+ /**
+ * Creates a new component instance with the given name (and empty
+ * configuration), from the factory specified in the given bundle.
+ *
+ * @param bundle the bundle from which the component factory is defined.
+ * @param factoryName the name of the component factory, defined in the
+ * specified bundle.
+ * @param instanceName the name of the component instance to create.
+ * @return the newly created component instance.
+ */
+ public static ComponentInstance createComponentInstance(Bundle bundle,
+ String factoryName, String instanceName) {
+
+ // Create the instance configuration
+ Properties configuration = new Properties();
+ configuration.put("instance.name", instanceName);
+
+ return createComponentInstance(bundle, factoryName, configuration);
+ }
+
+ /**
+ * Creates a new component instance with the given configuration, from the
+ * factory specified in the given bundle.
+ *
+ * @param bundle the bundle from which the component factory is defined.
+ * @param factoryName the name of the component factory, defined in the
+ * specified bundle.
+ * @param configuration the configuration of the component instance to
+ * create.
+ * @return the newly created component instance.
+ */
+ public static ComponentInstance createComponentInstance(Bundle bundle,
+ String factoryName, Dictionary configuration) {
+
+ // Retrieve the component factory.
+ Factory fact = getFactory(bundle, factoryName);
+
+ if (fact == null) {
+ // Factory not found...
+ throw new IllegalArgumentException(
+ "Cannot find the component factory (" + factoryName
+ + ") in the specified bundle ("
+ + bundle.getSymbolicName() + ").");
+ }
+
+ try {
+ return fact.createComponentInstance(configuration);
+ } catch (Exception e) {
+ throw new IllegalArgumentException(
+ "Cannot create the component instance with the given configuration:"
+ + e.getMessage());
+ }
+ }
+
+ /**
+ * Creates a new component instance with the given name and configuration,
+ * from the factory specified in the given bundle.
+ *
+ * @param bundle the bundle from which the component factory is defined.
+ * @param factoryName the name of the component factory, defined in the
+ * specified bundle.
+ * @param instanceName the name of the component instance to create.
+ * @param configuration the configuration of the instance to create.
+ * @return the newly created component instance.
+ */
+ public static ComponentInstance createComponentInstance(Bundle bundle,
+ String factoryName, String instanceName, Dictionary configuration) {
+
+ // Add the instance name to the configuration
+ configuration.put("instance.name", instanceName);
+
+ return createComponentInstance(bundle, factoryName, configuration);
+ }
+
+ /**
+ * Creates a new component instance with the given name (and an empty
+ * configuration), from the factory specified in the given service context.
+ *
+ * @param serviceContext the service context in which the component factory
+ * service is registered.
+ * @param factoryName the name of the component factory, defined in the
+ * specified service context.
+ * @param instanceName the name of the component instance to create.
+ * @return the newly created component instance.
+ */
+ public static ComponentInstance createComponentInstance(
+ ServiceContext serviceContext, String factoryName,
+ String instanceName) {
+
+ // Create the instance configuration
+ Properties configuration = new Properties();
+ configuration.put("instance.name", instanceName);
+
+ return createComponentInstance(serviceContext, factoryName,
+ configuration);
+ }
+
+ /**
+ * Creates a new component instance with the given name and configuration,
+ * from the factory specified in the given service context.
+ *
+ * @param serviceContext the service context in which the component factory
+ * service is registered.
+ * @param factoryName the name of the component factory, defined in the
+ * specified service context.
+ * @param configuration the configuration of the instance to create.
+ * @return the newly created component instance.
+ */
+ public static ComponentInstance createComponentInstance(
+ ServiceContext serviceContext, String factoryName,
+ Dictionary configuration) {
+
+ // Retrieve the component factory.
+ Factory fact = getFactory(serviceContext, factoryName);
+
+ if (fact == null) {
+ // Factory not found...
+ throw new IllegalArgumentException(
+ "Cannot find the component factory (" + factoryName
+ + ") in the specified service context.");
+ }
+
+ try {
+ return fact.createComponentInstance(configuration);
+ } catch (Exception e) {
+ throw new IllegalArgumentException(
+ "Cannot create the component instance with the given configuration: "
+ + e.getMessage());
+ }
+ }
+
+ /**
+ * Creates a new component instance with the given name and configuration,
+ * from the factory specified in the given service context.
+ *
+ * @param serviceContext the service context in which the component factory
+ * service is registered.
+ * @param factoryName the name of the component factory, defined in the
+ * specified service context.
+ * @param instanceName the name of the component instance to create.
+ * @param configuration the configuration of the instance to create.
+ * @return the newly created component instance.
+ */
+ public static ComponentInstance createComponentInstance(
+ ServiceContext serviceContext, String factoryName,
+ String instanceName, Dictionary configuration) {
+
+ // Add the instance name to the configuration
+ configuration.put("instance.name", instanceName);
+
+ return createComponentInstance(serviceContext, factoryName,
+ configuration);
+ }
+
+ /**
+ * Creates a new component instance with the given name (and empty
+ * configuration), from the factory specified in the local bundle.
+ *
+ * @param factoryName the name of the component factory, defined in the
+ * local bundle.
+ * @param instanceName the name of the component instance to create.
+ * @return the newly created component instance.
+ */
+ public ComponentInstance createComponentInstance(String factoryName,
+ String instanceName) {
+ ComponentInstance ci = createComponentInstance(m_context.getBundle(),
+ factoryName, instanceName);
+ m_instances.add(ci);
+ return ci;
+ }
+
+ /**
+ * Creates a new component instance with the given configuration, from the
+ * factory specified in the local bundle.
+ *
+ * @param factoryName the name of the component factory, in the local
+ * bundle.
+ * @param configuration the configuration of the component instance to
+ * create.
+ * @return the newly created component instance.
+ */
+ public ComponentInstance createComponentInstance(String factoryName,
+ Dictionary configuration) {
+ ComponentInstance ci = createComponentInstance(m_context.getBundle(),
+ factoryName, configuration);
+ m_instances.add(ci);
+ return ci;
+ }
+
+ /**
+ * Creates a new component instance with no configuration, from the factory
+ * specified in the local bundle.
+ *
+ * @param factoryName the name of the component factory, in the local
+ * bundle.
+ * @return the newly created component instance.
+ */
+ public ComponentInstance createComponentInstance(String factoryName) {
+ ComponentInstance ci = createComponentInstance(m_context.getBundle(),
+ factoryName, (Dictionary) null);
+ m_instances.add(ci);
+ return ci;
+ }
+
+ /**
+ * Creates a new component instance with the given name and configuration,
+ * from the factory specified in the given bundle.
+ *
+ * @param factoryName the name of the component factory, defined in the
+ * specified bundle.
+ * @param instanceName the name of the component instance to create.
+ * @param configuration the configuration of the instance to create.
+ * @return the newly created component instance.
+ */
+ public ComponentInstance createComponentInstance(String factoryName,
+ String instanceName, Dictionary configuration) {
+ ComponentInstance ci = createComponentInstance(m_context.getBundle(),
+ factoryName, instanceName, configuration);
+ m_instances.add(ci);
+ return ci;
+ }
+
+ /**
+ * Returns the component factory with the given name in the local bundle.
+ *
+ * @param factoryName the name of the factory to retrieve.
+ * @return the component factory with the given name in the local bundle, or
+ * {@code null} if not found.
+ */
+ public Factory getFactory(String factoryName) {
+ return getFactory(m_context.getBundle(), factoryName);
+ }
+
+ /**
+ * Returns the handler factory with the given name in the local bundle.
+ *
+ * @param factoryName the name of the handler factory to retrieve.
+ * @return the handler factory with the given name in the local bundle, or
+ * {@code null} if not found.
+ */
+ public HandlerFactory getHandlerFactory(String factoryName) {
+ return getHandlerFactory(m_context.getBundle(), factoryName);
+ }
+
+ /**
+ * Returns the metadata description of the component defined in this bundle.
+ *
+ * @param component the name of the locally defined component.
+ * @return the metadata description of the component with the given name,
+ * defined in this given bundle, or {@code null} if not found.
+ */
+ public Element getMetadata(String component) {
+ return getMetadata(m_context.getBundle(), component);
+ }
+
+ /**
+ * Returns the component factory with the given name in the given bundle.
+ *
+ * @param bundle the bundle from which the component factory is defined.
+ * @param factoryName the name of the defined factory.
+ * @return the component factory with the given name in the given bundle, or
+ * {@code null} if not found.
+ */
+ public static Factory getFactory(Bundle bundle, String factoryName) {
+ ServiceReference[] refs;
+ try {
+ // Retrieves the component factories services in the bundle.
+ refs = bundle.getBundleContext().getServiceReferences(
+ Factory.class.getName(),
+ "(factory.name=" + factoryName + ")");
+ if (refs != null) {
+ return (Factory) bundle.getBundleContext().getService(refs[0]);
+ }
+
+ // Factory not found...
+ return null;
+
+ } catch (InvalidSyntaxException e) {
+ throw new IllegalArgumentException(
+ "Cannot get the component factory services: "
+ + e.getMessage());
+ }
+ }
+
+ /**
+ * Returns the component factory with the given name, registered in the
+ * given service context.
+ *
+ * @param serviceContext the service context in which the factory service is
+ * defined.
+ * @param factoryName the name of the factory.
+ * @return the component factory with the given name, registered in the
+ * given service context.
+ */
+ public static Factory getFactory(ServiceContext serviceContext,
+ String factoryName) {
+ ServiceReference[] refs;
+ try {
+ // Retrieves the component factories services in the service
+ // context.
+ refs = serviceContext.getServiceReferences(Factory.class.getName(),
+ "(factory.name=" + factoryName + ")");
+ if (refs != null) {
+ return (Factory) serviceContext.getService(refs[0]);
+ }
+ return null;
+
+ } catch (InvalidSyntaxException e) {
+ System.err.println("Cannot get the factory " + factoryName + " : "
+ + e.getMessage());
+ return null;
+ }
+ }
+
+ /**
+ * Returns the handler factory with the given name in the given bundle.
+ *
+ * @param bundle the bundle from which the handler factory is defined.
+ * @param factoryName the name of the handler factory to retrieve.
+ * @return the handler factory with the given name in the given bundle, or
+ * {@code null} if not found.
+ */
+ public static HandlerFactory getHandlerFactory(Bundle bundle,
+ String factoryName) {
+ ServiceReference[] refs;
+ try {
+ // Retrieves the handler factories services in the bundle.
+ refs = bundle.getBundleContext().getServiceReferences(
+ HandlerFactory.class.getName(),
+ "(" + Handler.HANDLER_NAME_PROPERTY + "=" + factoryName
+ + ")");
+ if (refs != null) {
+ return (HandlerFactory) bundle.getBundleContext().getService(
+ refs[0]);
+ }
+
+ // Factory not found...
+ return null;
+ } catch (InvalidSyntaxException e) {
+ throw new IllegalArgumentException(
+ "Cannot get the handler factory services: "
+ + e.getMessage());
+ }
+ }
+
+ /**
+ * Returns the metadata description of the component with the given name,
+ * defined in the given bundle.
+ *
+ * @param bundle the bundle from which the component is defined.
+ * @param component the name of the defined component.
+ * @return the metadata description of the component with the given name,
+ * defined in the given bundle, or {@code null} if not found.
+ */
+ public static Element getMetadata(Bundle bundle, String component) {
+
+ // Retrieves the component description from the bundle's manifest.
+ String elem = (String) bundle.getHeaders().get("iPOJO-Components");
+ if (elem == null) {
+ throw new IllegalArgumentException(
+ "Cannot find iPOJO-Components descriptor in the specified bundle ("
+ + bundle.getSymbolicName()
+ + "). Not an iPOJO bundle.");
+ }
+
+ // Parses the retrieved description and find the component with the
+ // given name.
+ try {
+ Element element = ManifestMetadataParser.parseHeaderMetadata(elem);
+ Element[] childs = element.getElements("component");
+ for (int i = 0; i < childs.length; i++) {
+ String name = childs[i].getAttribute("name");
+ String clazz = childs[i].getAttribute("classname");
+ if (name != null && name.equalsIgnoreCase(component)) {
+ return childs[i];
+ }
+ if (clazz.equalsIgnoreCase(component)) {
+ return childs[i];
+ }
+ }
+
+ // Component not found...
+ return null;
+
+ } catch (ParseException e) {
+ throw new IllegalStateException(
+ "Cannot parse the components from specified bundle ("
+ + bundle.getSymbolicName() + "): " + e.getMessage());
+ }
+ }
+
+ /**
+ * Returns the service object of a service registered in the specified
+ * service context, offering the specified interface and matching the given
+ * filter.
+ *
+ * @param serviceContext the service context in which the service is
+ * searched.
+ * @param itf the interface provided by the searched service.
+ * @param filter an additional filter (can be {@code null}).
+ * @return the service object provided by the specified bundle, offering the
+ * specified interface and matching the given filter.
+ */
+ public static Object getServiceObject(ServiceContext serviceContext,
+ String itf, String filter) {
+ ServiceReference ref = getServiceReference(serviceContext, itf, filter);
+ if (ref != null) {
+ return serviceContext.getService(ref);
+ } else {
+ return null;
+ }
+ }
+
+ /**
+ * Returns the service objects of the services registered in the specified
+ * service context, offering the specified interface and matching the given
+ * filter.
+ *
+ * @param serviceContext the service context in which services are searched.
+ * @param itf the interface provided by the searched services.
+ * @param filter an additional filter (can be {@code null}).
+ * @return the service objects provided by the specified bundle, offering
+ * the specified interface and matching the given filter.
+ */
+ public static Object[] getServiceObjects(ServiceContext serviceContext,
+ String itf, String filter) {
+ ServiceReference[] refs = getServiceReferences(serviceContext, itf,
+ filter);
+ if (refs != null) {
+ Object[] list = new Object[refs.length];
+ for (int i = 0; i < refs.length; i++) {
+ list[i] = serviceContext.getService(refs[i]);
+ }
+ return list;
+ } else {
+ return new Object[0];
+ }
+ }
+
+ /**
+ * Returns the service reference of a service registered in the specified
+ * service context, offering the specified interface and matching the given
+ * filter.
+ *
+ * @param serviceContext the service context in which services are searched.
+ * @param itf the interface provided by the searched service.
+ * @param filter an additional filter (can be {@code null}).
+ * @return a service reference registered in the specified service context,
+ * offering the specified interface and matching the given filter.
+ * If no service is found, {@code null} is returned.
+ */
+ public static ServiceReference getServiceReference(
+ ServiceContext serviceContext, String itf, String filter) {
+ ServiceReference[] refs = getServiceReferences(serviceContext, itf,
+ filter);
+ if (refs.length != 0) {
+ return refs[0];
+ } else {
+ // No service found
+ return null;
+ }
+ }
+
+ /**
+ * Returns the service reference of the service registered in the specified
+ * service context, offering the specified interface and having the given
+ * persistent ID.
+ *
+ * @param serviceContext the service context in which services are searched.
+ * @param itf the interface provided by the searched service.
+ * @param pid the persistent ID of the searched service.
+ * @return a service registered in the specified service context, offering
+ * the specified interface and having the given persistent ID.
+ */
+ public static ServiceReference getServiceReferenceByPID(
+ ServiceContext serviceContext, String itf, String pid) {
+ String filter = "(" + "service.pid" + "=" + pid + ")";
+ ServiceReference[] refs = getServiceReferences(serviceContext, itf,
+ filter);
+ if (refs == null) {
+ return null;
+ } else if (refs.length == 1) {
+ return refs[0];
+ } else {
+ throw new IllegalStateException(
+ "A service lookup by PID returned several providers ("
+ + refs.length + ")" + " for " + itf + " with pid="
+ + pid);
+ }
+ }
+
+ /**
+ * Returns the service reference of all the services registered in the
+ * specified service context, offering the specified interface and matching
+ * the given filter.
+ *
+ * @param serviceContext the service context in which services are searched.
+ * @param itf the interface provided by the searched services.
+ * @param filter an additional filter (can be {@code null}).
+ * @return all the service references registered in the specified service
+ * context, offering the specified interface and matching the given
+ * filter. If no service matches, an empty array is returned.
+ */
+ public static ServiceReference[] getServiceReferences(
+ ServiceContext serviceContext, String itf, String filter) {
+ ServiceReference[] refs = null;
+ try {
+ // Get all the service references
+ refs = serviceContext.getServiceReferences(itf, filter);
+ } catch (InvalidSyntaxException e) {
+ throw new IllegalArgumentException(
+ "Cannot get service references: " + e.getMessage());
+ }
+ if (refs == null) {
+ return new ServiceReference[0];
+ } else {
+ return refs;
+ }
+ }
+
+ /**
+ * Returns the service reference of a service registered in the specified
+ * service context, offering the specified interface and having the given
+ * name.
+ *
+ * @param serviceContext the service context in which services are searched.
+ * @param itf the interface provided by the searched service.
+ * @param name the name of the searched service.
+ * @return a service registered in the specified service context, offering
+ * the specified interface and having the given name.
+ */
+ public static ServiceReference getServiceReferenceByName(
+ ServiceContext serviceContext, String itf, String name) {
+ String filter = null;
+ if (itf.equals(Factory.class.getName())
+ || itf.equals(ManagedServiceFactory.class.getName())) {
+ filter = "(" + "factory.name" + "=" + name + ")";
+ } else if (itf.equals(Architecture.class.getName())) {
+ filter = "(" + "architecture.instance" + "=" + name + ")";
+ } else {
+ filter = "(" + "instance.name" + "=" + name + ")";
+ }
+ return getServiceReference(serviceContext, itf, filter);
+ }
+
+ /**
+ * Checks the availability of a service inside the given service context.
+ * @param sc the service context
+ * @param itf the service interface to found
+ * @return <code>true</code> if the service is available in the service
+ * context, <code>false</code> otherwise.
+ */
+ public static boolean isServiceAvailable(ServiceContext sc, String itf) {
+ ServiceReference ref = getServiceReference(sc, itf, null);
+ return ref != null;
+ }
+
+ /**
+ * Checks the availability of a service inside the given service context.
+ * @param sc the service context
+ * @param itf the service interface to found
+ * @param name the service provider name
+ * @return <code>true</code> if the service is available in the service
+ * context, <code>false</code> otherwise.
+ */
+ public static boolean isServiceAvailableByName(ServiceContext sc,
+ String itf, String name) {
+ ServiceReference ref = getServiceReferenceByName(sc, itf, name);
+ return ref != null;
+ }
+
+ /**
+ * Checks the availability of a service inside the given service context.
+ * @param sc the service context
+ * @param itf the service interface to found
+ * @param pid the pid of the service
+ * @return <code>true</code> if the service is available in the service
+ * context, <code>false</code> otherwise.
+ */
+ public static boolean isServiceAvailableByPID(ServiceContext sc,
+ String itf, String pid) {
+ ServiceReference ref = getServiceReferenceByPID(sc, itf, pid);
+ return ref != null;
+ }
+
+ /**
+ * Returns the service reference of a service provided by the specified
+ * bundle, offering the specified interface and having the given name.
+ *
+ * @param bundle the bundle from which the service is searched.
+ * @param itf the interface provided by the searched service.
+ * @param name the name of the searched service.
+ * @return a service provided by the specified bundle, offering the
+ * specified interface and having the given name.
+ */
+ public static ServiceReference getServiceReferenceByName(Bundle bundle,
+ String itf, String name) {
+ String filter = null;
+ if (itf.equals(Factory.class.getName())
+ || itf.equals(ManagedServiceFactory.class.getName())) {
+ filter = "(" + "factory.name" + "=" + name + ")";
+ } else if (itf.equals(Architecture.class.getName())) {
+ filter = "(" + "architecture.instance" + "=" + name + ")";
+ } else {
+ filter = "(" + "instance.name" + "=" + name + ")";
+ }
+ return OSGiHelper.getServiceReference(bundle, itf, filter);
+ }
+
+ /**
+ * Returns the service reference of a service provided by the local bundle,
+ * offering the specified interface and having the given name.
+ *
+ * @param itf the interface provided by the searched service.
+ * @param name the name of the searched service.
+ * @return a service provided by the specified bundle, offering the
+ * specified interface and having the given name.
+ */
+ public ServiceReference getServiceReferenceByName(String itf, String name) {
+ return getServiceReferenceByName(m_context.getBundle(), itf, name);
+ }
+
+ /**
+ * Checks if the service is available.
+ * @param itf the service interface
+ * @param name the service provider name
+ * @return <code>true</code> if the service is available, <code>false</code>
+ * otherwise.
+ */
+ public boolean isServiceAvailableByName(String itf, String name) {
+ ServiceReference ref = getServiceReferenceByName(itf, name);
+ return ref != null;
+ }
+
+}
diff --git a/ipojo/tests/core/service-providing-inheritance/src/test/java/org/apache/felix/ipojo/tests/inheritance/InheritanceTest.java b/ipojo/tests/core/service-providing-inheritance/src/test/java/org/apache/felix/ipojo/tests/inheritance/InheritanceTest.java
new file mode 100644
index 0000000..2e280bd
--- /dev/null
+++ b/ipojo/tests/core/service-providing-inheritance/src/test/java/org/apache/felix/ipojo/tests/inheritance/InheritanceTest.java
@@ -0,0 +1,168 @@
+package org.apache.felix.ipojo.tests.inheritance;
+
+import static org.apache.felix.ipojo.tinybundles.BundleAsiPOJO.asiPOJOBundle;
+import static org.ops4j.pax.exam.CoreOptions.felix;
+import static org.ops4j.pax.exam.CoreOptions.equinox;
+import static org.ops4j.pax.exam.CoreOptions.mavenBundle;
+import static org.ops4j.pax.exam.CoreOptions.options;
+import static org.ops4j.pax.exam.CoreOptions.provision;
+import static org.ops4j.pax.exam.MavenUtils.asInProject;
+import static org.ops4j.pax.swissbox.tinybundles.core.TinyBundles.asURL;
+import static org.ops4j.pax.swissbox.tinybundles.core.TinyBundles.newBundle;
+import static org.ops4j.pax.swissbox.tinybundles.core.TinyBundles.with;
+
+import java.io.File;
+
+import org.apache.felix.ipojo.ComponentInstance;
+import org.apache.felix.ipojo.architecture.Architecture;
+import org.apache.felix.ipojo.handlers.dependency.DependencyDescription;
+import org.apache.felix.ipojo.handlers.dependency.DependencyHandlerDescription;
+import org.apache.felix.ipojo.tests.inheritance.a.IA;
+import org.apache.felix.ipojo.tests.inheritance.b.IB;
+import org.apache.felix.ipojo.tests.inheritance.c.C;
+import org.apache.felix.ipojo.tests.inheritance.d.D;
+import org.junit.After;
+import org.junit.Assert;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.ops4j.pax.exam.Inject;
+import org.ops4j.pax.exam.Option;
+import org.ops4j.pax.exam.junit.Configuration;
+import org.ops4j.pax.exam.junit.JUnit4TestRunner;
+import org.osgi.framework.Bundle;
+import org.osgi.framework.BundleContext;
+import org.osgi.framework.Constants;
+import org.osgi.framework.ServiceReference;
+
+@RunWith( JUnit4TestRunner.class )
+public class InheritanceTest {
+
+ @Inject
+ private BundleContext context;
+
+ private OSGiHelper osgi;
+
+ private IPOJOHelper ipojo;
+
+ @Before
+ public void init() {
+ osgi = new OSGiHelper(context);
+ ipojo = new IPOJOHelper(context);
+ }
+
+ @After
+ public void stop() {
+ ipojo.dispose();
+ osgi.dispose();
+ }
+
+ @Configuration
+ public static Option[] configure() {
+
+ File tmp = new File("target/tmp");
+ tmp.mkdirs();
+
+ Option[] opt = options(
+ felix(),
+ equinox(),
+ provision(
+ // Runtime.
+ mavenBundle().groupId("org.apache.felix").artifactId("org.apache.felix.ipojo").version(asInProject()),
+ mavenBundle().groupId( "org.ops4j.pax.swissbox" ).artifactId( "pax-swissbox-tinybundles" ).version(asInProject())
+ ),
+ // Bundle A
+ provision(
+ newBundle()
+ .addClass( IA.class )
+ .prepare()
+ .set(Constants.BUNDLE_SYMBOLICNAME,"A")
+ .set(Constants.EXPORT_PACKAGE, "org.apache.felix.ipojo.tests.inheritance.a")
+ .build( asURL() ).toExternalForm()
+ ),
+ // Bundle B
+ provision(
+ newBundle()
+ .addClass( IB.class )
+ .prepare()
+ .set(Constants.BUNDLE_SYMBOLICNAME,"B")
+ .set(Constants.IMPORT_PACKAGE, "org.apache.felix.ipojo.tests.inheritance.a")
+ .set(Constants.EXPORT_PACKAGE, "org.apache.felix.ipojo.tests.inheritance.b")
+ .build( asURL() ).toExternalForm()
+ ),
+ // Bundle C and D : iPOJO Bundles
+ provision(
+ // Component C
+ newBundle()
+ .addClass(C.class)
+ .prepare(
+ with()
+ .set(Constants.BUNDLE_SYMBOLICNAME,"C")
+ .set(Constants.IMPORT_PACKAGE, "org.apache.felix.ipojo.tests.inheritance.b," +
+ "org.apache.felix.ipojo.tests.inheritance.a")
+ )
+ .build( asiPOJOBundle(new File(tmp, "provider.jar"), new File("src/test/resources/provider.xml"))).toExternalForm(),
+ // Component D
+ newBundle()
+ .addClass(D.class)
+ .prepare(
+ with()
+ .set(Constants.BUNDLE_SYMBOLICNAME,"D")
+ .set(Constants.IMPORT_PACKAGE, "org.apache.felix.ipojo.tests.inheritance.b," +
+ "org.apache.felix.ipojo.tests.inheritance.a")
+ )
+ .build( asiPOJOBundle(new File(tmp, "cons.jar"), new File("src/test/resources/cons.xml"))).toExternalForm())
+ );
+ return opt;
+ }
+
+ @Test
+ public void testDeploy() {
+ Bundle[] bundles = context.getBundles();
+ for (int i = 0; i < bundles.length; i++) {
+ Assert.assertEquals(bundles[i].getSymbolicName() + " is not active", Bundle.ACTIVE, bundles[i].getState());
+ }
+
+ osgi.waitForService(Architecture.class.getName(), "(architecture.instance=c)", 2000);
+ osgi.waitForService(Architecture.class.getName(), "(architecture.instance=d)", 2000);
+
+ Object[] arch = osgi.getServiceObjects(Architecture.class.getName(), null);
+ for (Object o : arch) {
+ Architecture a = (Architecture) o;
+ if ( a.getInstanceDescription().getState() != ComponentInstance.VALID) {
+ Assert.fail("Instance " + a.getInstanceDescription().getName() + " not valid : " + a.getInstanceDescription().getDescription());
+ }
+ }
+ }
+
+ @Test
+ public void testArchitecture() {
+ osgi.waitForService(Architecture.class.getName(), "(architecture.instance=d)", 2000);
+ ServiceReference ref = ipojo.getServiceReferenceByName(Architecture.class.getName(), "d");
+ Assert.assertNotNull(ref);
+
+ Architecture arch = (Architecture) osgi.getServiceObject(ref);
+
+ System.out.println(arch.getInstanceDescription().getDescription());
+
+ Assert.assertEquals(ComponentInstance.VALID, arch.getInstanceDescription().getState());
+ DependencyDescription dd = getDependency(arch, "org.apache.felix.ipojo.tests.inheritance.b.IB");
+
+ Assert.assertTrue(! dd.getServiceReferences().isEmpty());
+
+ ServiceReference dref = (ServiceReference) dd.getServiceReferences().get(0);
+ Assert.assertEquals(dref.getBundle().getSymbolicName(), "C");
+
+ }
+
+ private DependencyDescription getDependency(Architecture arch, String id) {
+ DependencyHandlerDescription hd = (DependencyHandlerDescription) arch.getInstanceDescription().getHandlerDescription("org.apache.felix.ipojo:requires");
+ Assert.assertNotNull(hd);
+ for(DependencyDescription dd : hd.getDependencies()) {
+ if (dd.getId().equals(id)) { return dd; }
+ }
+ Assert.fail("Dependency " + id + " not found");
+ return null;
+ }
+
+}
diff --git a/ipojo/tests/core/service-providing-inheritance/src/test/java/org/apache/felix/ipojo/tests/inheritance/OSGiHelper.java b/ipojo/tests/core/service-providing-inheritance/src/test/java/org/apache/felix/ipojo/tests/inheritance/OSGiHelper.java
new file mode 100644
index 0000000..4da781a
--- /dev/null
+++ b/ipojo/tests/core/service-providing-inheritance/src/test/java/org/apache/felix/ipojo/tests/inheritance/OSGiHelper.java
@@ -0,0 +1,456 @@
+package org.apache.felix.ipojo.tests.inheritance;
+
+import java.io.InputStream;
+import java.util.ArrayList;
+import java.util.List;
+
+import org.osgi.framework.Bundle;
+import org.osgi.framework.BundleContext;
+import org.osgi.framework.BundleException;
+import org.osgi.framework.InvalidSyntaxException;
+import org.osgi.framework.ServiceReference;
+import org.osgi.service.packageadmin.PackageAdmin;
+
+import static org.junit.Assert.fail;
+
+
+public class OSGiHelper {
+
+ /**
+ * The bundle context.
+ */
+ private BundleContext context;
+
+ /**
+ * List of get references.
+ */
+ private List<ServiceReference> m_references = new ArrayList<ServiceReference>();
+
+ public OSGiHelper(BundleContext context) {
+ this.context = context;
+ }
+
+ public void dispose() {
+ // Unget services
+ for (int i = 0; i < m_references.size(); i++) {
+ context.ungetService((ServiceReference) m_references.get(i));
+ }
+ m_references.clear();
+ }
+
+ /**
+ * Gets the Bundle Context.
+ * @return the bundle context.
+ */
+ public BundleContext getContext() {
+ return context;
+ }
+
+ /**
+ * Returns the service object of a service provided by the specified bundle,
+ * offering the specified interface and matching the given filter.
+ *
+ * @param bundle the bundle from which the service is searched.
+ * @param itf the interface provided by the searched service.
+ * @param filter an additional filter (can be {@code null}).
+ * @return the service object provided by the specified bundle, offering the
+ * specified interface and matching the given filter.
+ */
+ public static Object getServiceObject(Bundle bundle, String itf,
+ String filter) {
+ ServiceReference ref = getServiceReference(bundle, itf, filter);
+ if (ref != null) {
+ return bundle.getBundleContext().getService(ref);
+ } else {
+ return null;
+ }
+ }
+
+ /**
+ * Returns the service objects of the services provided by the specified
+ * bundle, offering the specified interface and matching the given filter.
+ *
+ * @param bundle the bundle from which services are searched.
+ * @param itf the interface provided by the searched services.
+ * @param filter an additional filter (can be {@code null}).
+ * @return the service objects provided by the specified bundle, offering
+ * the specified interface and matching the given filter.
+ */
+ public static Object[] getServiceObjects(Bundle bundle, String itf,
+ String filter) {
+ ServiceReference[] refs = getServiceReferences(bundle, itf, filter);
+ if (refs != null) {
+ Object[] list = new Object[refs.length];
+ for (int i = 0; i < refs.length; i++) {
+ list[i] = bundle.getBundleContext().getService(refs[i]);
+ }
+ return list;
+ } else {
+ return new Object[0];
+ }
+ }
+
+ /**
+ * Returns the service reference of a service provided by the specified
+ * bundle, offering the specified interface and matching the given filter.
+ *
+ * @param bundle the bundle from which the service is searched.
+ * @param itf the interface provided by the searched service.
+ * @param filter an additional filter (can be {@code null}).
+ * @return a service reference provided by the specified bundle, offering
+ * the specified interface and matching the given filter. If no
+ * service is found, {@code null} is returned.
+ */
+ public static ServiceReference getServiceReference(Bundle bundle,
+ String itf, String filter) {
+ ServiceReference[] refs = getServiceReferences(bundle, itf, filter);
+ if (refs.length != 0) {
+ return refs[0];
+ } else {
+ // No service found
+ return null;
+ }
+ }
+
+ /**
+ * Checks if the service is available.
+ * @param itf the service interface
+ * @return <code>true</code> if the service is available, <code>false</code>
+ * otherwise.
+ */
+ public boolean isServiceAvailable(String itf) {
+ ServiceReference ref = getServiceReference(itf, null);
+ return ref != null;
+ }
+
+ /**
+ * Checks if the service is available.
+ * @param itf the service interface
+ * @param pid the service pid
+ * @return <code>true</code> if the service is available, <code>false</code>
+ * otherwise.
+ */
+ public boolean isServiceAvailableByPID(String itf, String pid) {
+ ServiceReference ref = getServiceReferenceByPID(itf, pid);
+ return ref != null;
+ }
+
+ /**
+ * Returns the service reference of the service provided by the specified
+ * bundle, offering the specified interface and having the given persistent
+ * ID.
+ *
+ * @param bundle the bundle from which the service is searched.
+ * @param itf the interface provided by the searched service.
+ * @param pid the persistent ID of the searched service.
+ * @return a service provided by the specified bundle, offering the
+ * specified interface and having the given persistent ID.
+ */
+ public static ServiceReference getServiceReferenceByPID(Bundle bundle,
+ String itf, String pid) {
+ String filter = "(" + "service.pid" + "=" + pid + ")";
+ ServiceReference[] refs = getServiceReferences(bundle, itf, filter);
+ if (refs == null) {
+ return null;
+ } else if (refs.length == 1) {
+ return refs[0];
+ } else {
+ throw new IllegalStateException(
+ "A service lookup by PID returned several providers ("
+ + refs.length + ")" + " for " + itf + " with pid="
+ + pid);
+ }
+ }
+
+ /**
+ * Returns the service reference of all the services provided in the
+ * specified bundle, offering the specified interface and matching the given
+ * filter.
+ *
+ * @param bundle the bundle from which services are searched.
+ * @param itf the interface provided by the searched services.
+ * @param filter an additional filter (can be {@code null}).
+ * @return all the service references provided in the specified bundle,
+ * offering the specified interface and matching the given filter.
+ * If no service matches, an empty array is returned.
+ */
+ public static ServiceReference[] getServiceReferences(Bundle bundle,
+ String itf, String filter) {
+ ServiceReference[] refs = null;
+ try {
+ // Get all the service references
+ refs = bundle.getBundleContext().getServiceReferences(itf, filter);
+ } catch (InvalidSyntaxException e) {
+ throw new IllegalArgumentException(
+ "Cannot get service references: " + e.getMessage());
+ }
+ if (refs == null) {
+ return new ServiceReference[0];
+ } else {
+ return refs;
+ }
+ }
+
+ /**
+ * Returns the service object of a service provided by the local bundle,
+ * offering the specified interface and matching the given filter.
+ *
+ * @param itf the interface provided by the searched service.
+ * @param filter an additional filter (can be {@code null}).
+ * @return the service object provided by the local bundle, offering the
+ * specified interface and matching the given filter.
+ */
+ public Object getServiceObject(String itf, String filter) {
+ ServiceReference ref = getServiceReference(itf, filter);
+ if (ref != null) {
+ m_references.add(ref);
+ return context.getService(ref);
+ } else {
+ return null;
+ }
+ }
+
+ /**
+ * Returns the service object associated with this service reference.
+ *
+ * @param ref service reference
+ * @return the service object.
+ */
+ public Object getServiceObject(ServiceReference ref) {
+ if (ref != null) {
+ m_references.add(ref);
+ return context.getService(ref);
+ } else {
+ return null;
+ }
+ }
+
+ /**
+ * Returns the service objects of the services provided by the local bundle,
+ * offering the specified interface and matching the given filter.
+ *
+ * @param itf the interface provided by the searched services.
+ * @param filter an additional filter (can be {@code null}).
+ * @return the service objects provided by the local bundle, offering the
+ * specified interface and matching the given filter.
+ */
+ public Object[] getServiceObjects(String itf, String filter) {
+ ServiceReference[] refs = getServiceReferences(itf, filter);
+ if (refs != null) {
+ Object[] list = new Object[refs.length];
+ for (int i = 0; i < refs.length; i++) {
+ m_references.add(refs[i]);
+ list[i] = context.getService(refs[i]);
+ }
+ return list;
+ } else {
+ return new Object[0];
+ }
+ }
+
+ /**
+ * Returns the service reference of a service provided by the local bundle,
+ * offering the specified interface and matching the given filter.
+ *
+ * @param itf the interface provided by the searched service.
+ * @param filter an additional filter (can be {@code null}).
+ * @return a service reference provided by the local bundle, offering the
+ * specified interface and matching the given filter. If no service
+ * is found, {@code null} is returned.
+ */
+ public ServiceReference getServiceReference(String itf, String filter) {
+ return getServiceReference(context.getBundle(), itf, filter);
+ }
+
+ /**
+ * Returns the service reference of a service provided offering the
+ * specified interface.
+ *
+ * @param itf the interface provided by the searched service.
+ * @return a service reference provided by the local bundle, offering the
+ * specified interface and matching the given filter. If no service
+ * is found, {@code null} is returned.
+ */
+ public ServiceReference getServiceReference(String itf) {
+ return getServiceReference(context.getBundle(), itf, null);
+ }
+
+ /**
+ * Returns the service reference of the service provided by the local
+ * bundle, offering the specified interface and having the given persistent
+ * ID.
+ *
+ * @param itf the interface provided by the searched service.
+ * @param pid the persistent ID of the searched service.
+ * @return a service provided by the local bundle, offering the specified
+ * interface and having the given persistent ID.
+ */
+ public ServiceReference getServiceReferenceByPID(String itf, String pid) {
+ return getServiceReferenceByPID(context.getBundle(), itf, pid);
+ }
+
+ /**
+ * Returns the service reference of all the services provided in the local
+ * bundle, offering the specified interface and matching the given filter.
+ *
+ * @param itf the interface provided by the searched services.
+ * @param filter an additional filter (can be {@code null}).
+ * @return all the service references provided in the local bundle, offering
+ * the specified interface and matching the given filter. If no
+ * service matches, an empty array is returned.
+ */
+ public ServiceReference[] getServiceReferences(String itf, String filter) {
+ return getServiceReferences(context.getBundle(), itf, filter);
+ }
+
+ /**
+ * Gets the package admin exposed by the framework.
+ * Fails if the package admin is not available.
+ * @return the package admin service.
+ */
+ public PackageAdmin getPackageAdmin() {
+ PackageAdmin pa = (PackageAdmin) getServiceObject(PackageAdmin.class.getName(), null);
+ if (pa == null) {
+ fail("No package admin available");
+ }
+ return pa;
+ }
+
+ /**
+ * Refresh the packages.
+ * Fails if the package admin service is not available.
+ */
+ public void refresh() {
+ getPackageAdmin().refreshPackages(null);
+ }
+
+ /**
+ * Waits for a service. Fails on timeout.
+ * If timeout is set to 0, it sets the timeout to 10s.
+ * @param itf the service interface
+ * @param filter the filter
+ * @param timeout the timeout
+ */
+ public void waitForService(String itf, String filter, long timeout) {
+ if (timeout == 0) {
+ timeout = 10000; // Default 10 secondes.
+ }
+ ServiceReference[] refs = getServiceReferences(itf, filter);
+ long begin = System.currentTimeMillis();
+ if (refs.length != 0) {
+ return;
+ } else {
+ while(refs.length == 0) {
+ try {
+ Thread.sleep(5);
+ } catch (InterruptedException e) {
+ // Interrupted
+ }
+ long now = System.currentTimeMillis();
+
+ if ((now - begin) > timeout) {
+ fail("Timeout ... no services matching with the request after " + timeout + "ms");
+ }
+ refs = getServiceReferences(itf, filter);
+ }
+ }
+ }
+
+
+ /**
+ * Installs a bundle.
+ * Fails if the bundle cannot be installed.
+ * Be aware that you have to uninstall the bundle yourself.
+ * @param url bundle url
+ * @return the installed bundle
+ */
+ public Bundle installBundle(String url) {
+ try {
+ return context.installBundle(url);
+ } catch (BundleException e) {
+ fail("Cannot install the bundle " + url + " : " + e.getMessage());
+ }
+ return null; // Can not happen
+ }
+
+ /**
+ * Installs a bundle.
+ * Fails if the bundle cannot be installed.
+ * Be aware that you have to uninstall the bundle yourself.
+ * @param url bundle url
+ * @param stream input stream containing the bundle
+ * @return the installed bundle
+ */
+ public Bundle installBundle(String url, InputStream stream) {
+ try {
+ return context.installBundle(url, stream);
+ } catch (BundleException e) {
+ fail("Cannot install the bundle " + url + " : " + e.getMessage());
+ }
+ return null; // Can not happen
+ }
+
+ /**
+ * Installs and starts a bundle.
+ * Fails if the bundle cannot be installed or an error occurs
+ * during startup. Be aware that you have to uninstall the bundle
+ * yourself.
+ * @param url the bundle url
+ * @return the Bundle object.
+ */
+ public Bundle installAndStart(String url) {
+ Bundle bundle = installBundle(url);
+ try {
+ bundle.start();
+ } catch (BundleException e) {
+ fail("Cannot start the bundle " + url + " : " + e.getMessage());
+ }
+ return bundle;
+ }
+
+ /**
+ * Installs and starts a bundle.
+ * Fails if the bundle cannot be installed or an error occurs
+ * during startup. Be aware that you have to uninstall the bundle
+ * yourself.
+ * @param url the bundle url
+ * @param stream input stream containing the bundle
+ * @return the Bundle object.
+ */
+ public Bundle installAndStart(String url, InputStream stream) {
+ Bundle bundle = installBundle(url, stream);
+ try {
+ bundle.start();
+ } catch (BundleException e) {
+ fail("Cannot start the bundle " + url + " : " + e.getMessage());
+ }
+ return bundle;
+ }
+
+ /**
+ * Get the bundle by its id.
+ * @param bundleId the bundle id.
+ * @return the bundle with the given id.
+ */
+ public Bundle getBundle(long bundleId) {
+ return context.getBundle(bundleId);
+ }
+
+ /**
+ * Gets a bundle by its symbolic name.
+ * Fails if no bundle matches.
+ * @param name the symbolic name of the bundle
+ * @return the bundle object.
+ */
+ public Bundle getBundle(String name) {
+ Bundle[] bundles = context.getBundles();
+ for (int i = 0; i < bundles.length; i++) {
+ if (name.equals(bundles[i].getSymbolicName())) {
+ return bundles[i];
+ }
+ }
+ fail("No bundles with the given symbolic name " + name);
+ return null; // should not happen
+ }
+
+}
diff --git a/ipojo/tests/core/service-providing-inheritance/src/test/java/org/apache/felix/ipojo/tests/inheritance/a/IA.java b/ipojo/tests/core/service-providing-inheritance/src/test/java/org/apache/felix/ipojo/tests/inheritance/a/IA.java
new file mode 100644
index 0000000..a224fd6
--- /dev/null
+++ b/ipojo/tests/core/service-providing-inheritance/src/test/java/org/apache/felix/ipojo/tests/inheritance/a/IA.java
@@ -0,0 +1,7 @@
+package org.apache.felix.ipojo.tests.inheritance.a;
+
+public interface IA {
+
+ public String methOne();
+
+}
diff --git a/ipojo/tests/core/service-providing-inheritance/src/test/java/org/apache/felix/ipojo/tests/inheritance/b/IB.java b/ipojo/tests/core/service-providing-inheritance/src/test/java/org/apache/felix/ipojo/tests/inheritance/b/IB.java
new file mode 100644
index 0000000..91185e2
--- /dev/null
+++ b/ipojo/tests/core/service-providing-inheritance/src/test/java/org/apache/felix/ipojo/tests/inheritance/b/IB.java
@@ -0,0 +1,8 @@
+package org.apache.felix.ipojo.tests.inheritance.b;
+
+import org.apache.felix.ipojo.tests.inheritance.a.IA;
+
+public interface IB extends IA {
+
+ public String methTwo();
+}
diff --git a/ipojo/tests/core/service-providing-inheritance/src/test/java/org/apache/felix/ipojo/tests/inheritance/c/C.java b/ipojo/tests/core/service-providing-inheritance/src/test/java/org/apache/felix/ipojo/tests/inheritance/c/C.java
new file mode 100644
index 0000000..e1243d5
--- /dev/null
+++ b/ipojo/tests/core/service-providing-inheritance/src/test/java/org/apache/felix/ipojo/tests/inheritance/c/C.java
@@ -0,0 +1,14 @@
+package org.apache.felix.ipojo.tests.inheritance.c;
+
+import org.apache.felix.ipojo.annotations.Component;
+import org.apache.felix.ipojo.annotations.Provides;
+import org.apache.felix.ipojo.tests.inheritance.b.IB;
+
+@Component
+@Provides
+public class C implements IB {
+
+ public String methOne() { return "one";}
+ public String methTwo() { return "two";}
+
+}
diff --git a/ipojo/tests/core/service-providing-inheritance/src/test/java/org/apache/felix/ipojo/tests/inheritance/d/D.java b/ipojo/tests/core/service-providing-inheritance/src/test/java/org/apache/felix/ipojo/tests/inheritance/d/D.java
new file mode 100644
index 0000000..b440cad
--- /dev/null
+++ b/ipojo/tests/core/service-providing-inheritance/src/test/java/org/apache/felix/ipojo/tests/inheritance/d/D.java
@@ -0,0 +1,39 @@
+package org.apache.felix.ipojo.tests.inheritance.d;
+
+import org.apache.felix.ipojo.annotations.Component;
+import org.apache.felix.ipojo.annotations.Requires;
+import org.apache.felix.ipojo.annotations.Validate;
+import org.apache.felix.ipojo.tests.inheritance.a.IA;
+import org.apache.felix.ipojo.tests.inheritance.b.IB;
+
+@Component
+public class D {
+ @Requires
+ private IB[] cImpls;
+ private IB cImplDesired;
+
+ // works if I use following instead and cast to C type below
+ // in for loop
+ // but this creates dependency on bundle C instead of just
+ // the interface bundles A & B
+ // @Requires(default-implementation=C)
+ // private iB[] cImpls;
+ // private C cImplDesired;
+
+ @Validate
+ public void start() {
+ for( IB iimpl : cImpls) {
+
+ // works just fine
+ System.out.println(iimpl.methTwo());
+
+ // following produces
+ // invalid D instance with NoMethodFoundError
+ // unless I cast to C instead of iA
+ if( ((IA) iimpl).methOne().equals( "one")) {
+ cImplDesired = iimpl;
+ System.out.println(iimpl.methOne());
+ }
+ }
+ }
+}
diff --git a/ipojo/tests/core/service-providing-inheritance/src/test/resources/cons.xml b/ipojo/tests/core/service-providing-inheritance/src/test/resources/cons.xml
new file mode 100644
index 0000000..70a34c4
--- /dev/null
+++ b/ipojo/tests/core/service-providing-inheritance/src/test/resources/cons.xml
@@ -0,0 +1,3 @@
+<ipojo>
+<instance component="org.apache.felix.ipojo.tests.inheritance.d.D" name="d"/>
+</ipojo>
diff --git a/ipojo/tests/core/service-providing-inheritance/src/test/resources/provider.xml b/ipojo/tests/core/service-providing-inheritance/src/test/resources/provider.xml
new file mode 100644
index 0000000..bdc91ab
--- /dev/null
+++ b/ipojo/tests/core/service-providing-inheritance/src/test/resources/provider.xml
@@ -0,0 +1,3 @@
+<ipojo>
+<instance component="org.apache.felix.ipojo.tests.inheritance.c.C" name="c"/>
+</ipojo>
diff --git a/ipojo/tests/pom.xml b/ipojo/tests/pom.xml
index c46dd4e..f08a11c 100644
--- a/ipojo/tests/pom.xml
+++ b/ipojo/tests/pom.xml
@@ -38,6 +38,7 @@
<module>core/service-dependency-filter</module>
<module>core/service-dependency-comparator</module>
<module>core/service-providing-strategies</module>
+ <module>core/service-providing-inheritance</module>
<module>core/configuration</module>
<module>core/handler</module>
<module>core/external-handlers</module>