On Fri, Jan 18, 2013 at 2:57 AM, <[email protected]> wrote:
> Author: ningjiang
> Date: Fri Jan 18 01:57:33 2013
> New Revision: 1435006
>
> URL: http://svn.apache.org/viewvc?rev=1435006&view=rev
> Log:
> CAMEL-5969, CAMEL-5972 added the OsgiiServiceRegistry.lookupByType() and
> supports to lookup service with filter on name=blabla
>
> Modified:
>
> camel/trunk/components/camel-core-osgi/src/main/java/org/apache/camel/core/osgi/OsgiServiceRegistry.java
>
> camel/trunk/components/camel-core-osgi/src/test/java/org/apache/camel/core/osgi/CamelMockBundleContext.java
>
> camel/trunk/components/camel-core-osgi/src/test/java/org/apache/camel/core/osgi/ServiceRegistryTest.java
>
> Modified:
> camel/trunk/components/camel-core-osgi/src/main/java/org/apache/camel/core/osgi/OsgiServiceRegistry.java
> URL:
> http://svn.apache.org/viewvc/camel/trunk/components/camel-core-osgi/src/main/java/org/apache/camel/core/osgi/OsgiServiceRegistry.java?rev=1435006&r1=1435005&r2=1435006&view=diff
> ==============================================================================
> ---
> camel/trunk/components/camel-core-osgi/src/main/java/org/apache/camel/core/osgi/OsgiServiceRegistry.java
> (original)
> +++
> camel/trunk/components/camel-core-osgi/src/main/java/org/apache/camel/core/osgi/OsgiServiceRegistry.java
> Fri Jan 18 01:57:33 2013
> @@ -17,6 +17,7 @@
> package org.apache.camel.core.osgi;
>
> import java.util.Collections;
> +import java.util.HashMap;
> import java.util.Map;
> import java.util.Queue;
> import java.util.concurrent.ConcurrentHashMap;
> @@ -25,6 +26,7 @@ import java.util.concurrent.ConcurrentLi
> import org.apache.camel.CamelContext;
> import org.apache.camel.spi.Registry;
> import org.apache.camel.support.LifecycleStrategySupport;
> +import org.apache.camel.util.ObjectHelper;
> import org.osgi.framework.BundleContext;
> import org.osgi.framework.ServiceReference;
>
> @@ -34,21 +36,46 @@ import org.osgi.framework.ServiceReferen
> public class OsgiServiceRegistry extends LifecycleStrategySupport implements
> Registry {
> private final BundleContext bundleContext;
> private final Map<String, Object> serviceCacheMap = new
> ConcurrentHashMap<String, Object>();
> - private final Queue<ServiceReference> serviceReferenceQueue = new
> ConcurrentLinkedQueue<ServiceReference>();
> + private final Map<Class<?>, Map<String, Object>> typeCacheMap = new
> ConcurrentHashMap<Class<?>, Map<String, Object>>();
> + private final Queue<ServiceReference<?>> serviceReferenceQueue = new
> ConcurrentLinkedQueue<ServiceReference<?>>();
>
> public OsgiServiceRegistry(BundleContext bc) {
> bundleContext = bc;
> }
>
> + /**
> + * Support to lookup the Object with filter with the (name=NAME) and
> class type
> + *
> + */
> public <T> T lookup(String name, Class<T> type) {
> - Object service = lookup(name);
> + Object service = serviceCacheMap.get(name);
> + if (service == null) {
> + ServiceReference<?> sr = null;
> + try {
> + ServiceReference<?>[] refs =
> bundleContext.getServiceReferences(type.getName(), "(name=" + name + ")");
> + if (refs != null && refs.length > 0) {
> + // just return the first one
> + sr = refs[0];
> + }
> + serviceReferenceQueue.add(sr);
> + service = bundleContext.getService(sr);
> + if (service != null) {
> + serviceCacheMap.put(name, service);
> + }
> + } catch (Exception ex) {
> + throw ObjectHelper.wrapRuntimeCamelException(ex);
> + }
> + }
> return type.cast(service);
> }
>
> + /**
> + * It's only support to look up the ServiceReference with Class name
> + */
> public Object lookup(String name) {
> Object service = serviceCacheMap.get(name);
> if (service == null) {
> - ServiceReference sr = bundleContext.getServiceReference(name);
> + ServiceReference<?> sr = bundleContext.getServiceReference(name);
> if (sr != null) {
> // Need to keep the track of Service
> // and call ungetService when the camel context is closed
> @@ -63,14 +90,31 @@ public class OsgiServiceRegistry extends
> }
>
> public <T> Map<String, T> lookupByType(Class<T> type) {
> - // not implemented so we return an empty map
> - return Collections.<String, T>emptyMap();
> + Map<String, T> result = new HashMap<String, T>();
> + try {
> + ServiceReference<?>[] refs =
> bundleContext.getAllServiceReferences(type.getName(), null);
> + if (refs != null) {
> + for (ServiceReference<?> sr : refs) {
> + serviceReferenceQueue.add(sr);
> + Object service = bundleContext.getService(sr);
> + if (service != null) {
> + String name = (String)sr.getProperty("name");
> + if (name != null) {
> + result.put(name , type.cast(service));
> + }
> + }
> + }
> + }
> + } catch (Exception ex) {
> + throw ObjectHelper.wrapRuntimeCamelException(ex);
> + }
> + return result;
> }
>
> @Override
> public void onContextStop(CamelContext context) {
> // Unget the OSGi service
> - ServiceReference sr = serviceReferenceQueue.poll();
> + ServiceReference<?> sr = serviceReferenceQueue.poll();
> while (sr != null) {
> bundleContext.ungetService(sr);
> sr = serviceReferenceQueue.poll();
>
> Modified:
> camel/trunk/components/camel-core-osgi/src/test/java/org/apache/camel/core/osgi/CamelMockBundleContext.java
> URL:
> http://svn.apache.org/viewvc/camel/trunk/components/camel-core-osgi/src/test/java/org/apache/camel/core/osgi/CamelMockBundleContext.java?rev=1435006&r1=1435005&r2=1435006&view=diff
> ==============================================================================
> ---
> camel/trunk/components/camel-core-osgi/src/test/java/org/apache/camel/core/osgi/CamelMockBundleContext.java
> (original)
> +++
> camel/trunk/components/camel-core-osgi/src/test/java/org/apache/camel/core/osgi/CamelMockBundleContext.java
> Fri Jan 18 01:57:33 2013
> @@ -16,6 +16,10 @@
> */
> package org.apache.camel.core.osgi;
>
> +import java.util.Dictionary;
> +import java.util.Hashtable;
> +
> +import com.sun.org.apache.xml.internal.security.encryption.Reference;
This is a mistake it should not be this internal Reference class from
SUN that should be imported.
This causes the CI server to fail building the code.
> import org.apache.camel.CamelContext;
> import org.apache.camel.Component;
> import org.apache.camel.component.file.FileComponent;
> @@ -26,8 +30,10 @@ import org.apache.camel.spi.Language;
> import org.apache.camel.spi.LanguageResolver;
> import org.osgi.framework.Bundle;
> import org.osgi.framework.Constants;
> +import org.osgi.framework.InvalidSyntaxException;
> import org.osgi.framework.ServiceReference;
> import org.springframework.osgi.mock.MockBundleContext;
> +import org.springframework.osgi.mock.MockServiceReference;
>
> public class CamelMockBundleContext extends MockBundleContext {
>
> @@ -61,5 +67,14 @@ public class CamelMockBundleContext exte
> return null;
> }
> }
> -
> +
> + @SuppressWarnings({"rawtypes", "unchecked"})
> + public ServiceReference[] getAllServiceReferences(String clazz, String
> filter) throws InvalidSyntaxException {
> + MockServiceReference reference = new
> MockServiceReference(getBundle(), new String[] {clazz});
> + // setup the name property with the class name
> + Dictionary properties = new Hashtable();
> + properties.put("name", clazz);
> + reference.setProperties(properties);
> + return new ServiceReference[] {reference};
> + }
> }
>
> Modified:
> camel/trunk/components/camel-core-osgi/src/test/java/org/apache/camel/core/osgi/ServiceRegistryTest.java
> URL:
> http://svn.apache.org/viewvc/camel/trunk/components/camel-core-osgi/src/test/java/org/apache/camel/core/osgi/ServiceRegistryTest.java?rev=1435006&r1=1435005&r2=1435006&view=diff
> ==============================================================================
> ---
> camel/trunk/components/camel-core-osgi/src/test/java/org/apache/camel/core/osgi/ServiceRegistryTest.java
> (original)
> +++
> camel/trunk/components/camel-core-osgi/src/test/java/org/apache/camel/core/osgi/ServiceRegistryTest.java
> Fri Jan 18 01:57:33 2013
> @@ -16,6 +16,8 @@
> */
> package org.apache.camel.core.osgi;
>
> +import java.util.Map;
> +
> import org.apache.camel.core.osgi.test.MyService;
> import org.apache.camel.impl.DefaultCamelContext;
> import org.junit.Test;
> @@ -32,9 +34,11 @@ public class ServiceRegistryTest extends
>
> Object service =
> context.getRegistry().lookup(MyService.class.getName());
> assertNotNull("MyService should not be null", service);
> + assertTrue("It should be the instance of MyService ", service
> instanceof MyService);
>
> - service = context.getRegistry().lookupByType(MyService.class);
> - assertNotNull("MyService should not be null", service);
> + Map<String, MyService> collection =
> context.getRegistry().lookupByType(MyService.class);
> + assertNotNull("MyService should not be null", collection);
> + assertNotNull("There should have one MyService.",
> collection.get(MyService.class.getName()));
> context.stop();
> }
>
>
>
--
Claus Ibsen
-----------------
Red Hat, Inc.
FuseSource is now part of Red Hat
Email: [email protected]
Web: http://fusesource.com
Twitter: davsclaus
Blog: http://davsclaus.com
Author of Camel in Action: http://www.manning.com/ibsen
