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authorAshlee Young <ashlee@onosfw.com>2015-09-09 22:15:21 -0700
committerAshlee Young <ashlee@onosfw.com>2015-09-09 22:15:21 -0700
commit13d05bc8458758ee39cb829098241e89616717ee (patch)
tree22a4d1ce65f15952f07a3df5af4b462b4697cb3a /framework/src/onos/utils/osgi
parent6139282e1e93c2322076de4b91b1c85d0bc4a8b3 (diff)
ONOS checkin based on commit tag e796610b1f721d02f9b0e213cf6f7790c10ecd60
Change-Id: Ife8810491034fe7becdba75dda20de4267bd15cd
Diffstat (limited to 'framework/src/onos/utils/osgi')
-rw-r--r--framework/src/onos/utils/osgi/pom.xml46
-rw-r--r--framework/src/onos/utils/osgi/src/main/java/org/onlab/osgi/DefaultServiceDirectory.java53
-rw-r--r--framework/src/onos/utils/osgi/src/main/java/org/onlab/osgi/ServiceDirectory.java34
-rw-r--r--framework/src/onos/utils/osgi/src/main/java/org/onlab/osgi/ServiceNotFoundException.java46
-rw-r--r--framework/src/onos/utils/osgi/src/main/java/org/onlab/osgi/package-info.java20
-rw-r--r--framework/src/onos/utils/osgi/src/test/java/org/onlab/osgi/ComponentContextAdapter.java79
-rw-r--r--framework/src/onos/utils/osgi/src/test/java/org/onlab/osgi/TestServiceDirectory.java46
7 files changed, 324 insertions, 0 deletions
diff --git a/framework/src/onos/utils/osgi/pom.xml b/framework/src/onos/utils/osgi/pom.xml
new file mode 100644
index 00000000..7be6c69d
--- /dev/null
+++ b/framework/src/onos/utils/osgi/pom.xml
@@ -0,0 +1,46 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+ ~ Copyright 2014 Open Networking Laboratory
+ ~
+ ~ 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.
+ -->
+<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>
+
+ <parent>
+ <groupId>org.onosproject</groupId>
+ <artifactId>onlab-utils</artifactId>
+ <version>1.3.0-SNAPSHOT</version>
+ <relativePath>../pom.xml</relativePath>
+ </parent>
+
+ <artifactId>onlab-osgi</artifactId>
+ <packaging>bundle</packaging>
+
+ <description>ON.Lab OSGI utilities</description>
+
+ <dependencies>
+ <dependency>
+ <groupId>org.osgi</groupId>
+ <artifactId>org.osgi.core</artifactId>
+ </dependency>
+ <dependency>
+ <groupId>org.onosproject</groupId>
+ <artifactId>onlab-junit</artifactId>
+ <scope>test</scope>
+ </dependency>
+ </dependencies>
+
+</project>
diff --git a/framework/src/onos/utils/osgi/src/main/java/org/onlab/osgi/DefaultServiceDirectory.java b/framework/src/onos/utils/osgi/src/main/java/org/onlab/osgi/DefaultServiceDirectory.java
new file mode 100644
index 00000000..b3421485
--- /dev/null
+++ b/framework/src/onos/utils/osgi/src/main/java/org/onlab/osgi/DefaultServiceDirectory.java
@@ -0,0 +1,53 @@
+/*
+ * Copyright 2014 Open Networking Laboratory
+ *
+ * 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.onlab.osgi;
+
+import org.osgi.framework.BundleContext;
+import org.osgi.framework.FrameworkUtil;
+import org.osgi.framework.ServiceReference;
+
+/**
+ * Default implementation of the service directory using OSGi framework utilities.
+ */
+public class DefaultServiceDirectory implements ServiceDirectory {
+
+ /**
+ * Returns the reference to the implementation of the specified service.
+ *
+ * @param serviceClass service class
+ * @param <T> type of service
+ * @return service implementation
+ */
+ public static <T> T getService(Class<T> serviceClass) {
+ BundleContext bc = FrameworkUtil.getBundle(serviceClass).getBundleContext();
+ if (bc != null) {
+ ServiceReference<T> reference = bc.getServiceReference(serviceClass);
+ if (reference != null) {
+ T impl = bc.getService(reference);
+ if (impl != null) {
+ return impl;
+ }
+ }
+ }
+ throw new ServiceNotFoundException("Service " + serviceClass.getName() + " not found");
+ }
+
+ @Override
+ public <T> T get(Class<T> serviceClass) {
+ return getService(serviceClass);
+ }
+
+}
diff --git a/framework/src/onos/utils/osgi/src/main/java/org/onlab/osgi/ServiceDirectory.java b/framework/src/onos/utils/osgi/src/main/java/org/onlab/osgi/ServiceDirectory.java
new file mode 100644
index 00000000..f9ffed74
--- /dev/null
+++ b/framework/src/onos/utils/osgi/src/main/java/org/onlab/osgi/ServiceDirectory.java
@@ -0,0 +1,34 @@
+/*
+ * Copyright 2014-2015 Open Networking Laboratory
+ *
+ * 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.onlab.osgi;
+
+/**
+ * Simple abstraction of a service directory where service implementations can
+ * be found by the class name of the interfaces they provide.
+ */
+public interface ServiceDirectory {
+
+ /**
+ * Returns implementation of the specified service class.
+ *
+ * @param serviceClass service class
+ * @param <T> type of service
+ * @return implementation class
+ * @throws ServiceNotFoundException if no implementation found
+ */
+ <T> T get(Class<T> serviceClass);
+
+}
diff --git a/framework/src/onos/utils/osgi/src/main/java/org/onlab/osgi/ServiceNotFoundException.java b/framework/src/onos/utils/osgi/src/main/java/org/onlab/osgi/ServiceNotFoundException.java
new file mode 100644
index 00000000..8b14227e
--- /dev/null
+++ b/framework/src/onos/utils/osgi/src/main/java/org/onlab/osgi/ServiceNotFoundException.java
@@ -0,0 +1,46 @@
+/*
+ * Copyright 2014 Open Networking Laboratory
+ *
+ * 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.onlab.osgi;
+
+/**
+ * Represents condition where some service is not found or not available.
+ */
+public class ServiceNotFoundException extends RuntimeException {
+
+ /**
+ * Creates a new exception with no message.
+ */
+ public ServiceNotFoundException() {
+ }
+
+ /**
+ * Creates a new exception with the supplied message.
+ * @param message error message
+ */
+ public ServiceNotFoundException(String message) {
+ super(message);
+ }
+
+ /**
+ * Creates a new exception with the supplied message and cause.
+ * @param message error message
+ * @param cause cause of the error
+ */
+ public ServiceNotFoundException(String message, Throwable cause) {
+ super(message, cause);
+ }
+
+}
diff --git a/framework/src/onos/utils/osgi/src/main/java/org/onlab/osgi/package-info.java b/framework/src/onos/utils/osgi/src/main/java/org/onlab/osgi/package-info.java
new file mode 100644
index 00000000..289c60a4
--- /dev/null
+++ b/framework/src/onos/utils/osgi/src/main/java/org/onlab/osgi/package-info.java
@@ -0,0 +1,20 @@
+/*
+ * Copyright 2014 Open Networking Laboratory
+ *
+ * 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.
+ */
+
+/**
+ * Facilities for building testable components in OSGi independent fashion.
+ */
+package org.onlab.osgi;
diff --git a/framework/src/onos/utils/osgi/src/test/java/org/onlab/osgi/ComponentContextAdapter.java b/framework/src/onos/utils/osgi/src/test/java/org/onlab/osgi/ComponentContextAdapter.java
new file mode 100644
index 00000000..0278ccd6
--- /dev/null
+++ b/framework/src/onos/utils/osgi/src/test/java/org/onlab/osgi/ComponentContextAdapter.java
@@ -0,0 +1,79 @@
+/*
+ * Copyright 2014 Open Networking Laboratory
+ *
+ * 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.onlab.osgi;
+
+import org.osgi.framework.Bundle;
+import org.osgi.framework.BundleContext;
+import org.osgi.framework.ServiceReference;
+import org.osgi.service.component.ComponentContext;
+import org.osgi.service.component.ComponentInstance;
+
+import java.util.Dictionary;
+
+/**
+ * Adapter implementation of OSGI component context.
+ */
+public class ComponentContextAdapter implements ComponentContext {
+ @Override
+ public Dictionary getProperties() {
+ return null;
+ }
+
+ @Override
+ public Object locateService(String name) {
+ return null;
+ }
+
+ @Override
+ public Object locateService(String name, ServiceReference reference) {
+ return null;
+ }
+
+ @Override
+ public Object[] locateServices(String name) {
+ return new Object[0];
+ }
+
+ @Override
+ public BundleContext getBundleContext() {
+ return null;
+ }
+
+ @Override
+ public Bundle getUsingBundle() {
+ return null;
+ }
+
+ @Override
+ public ComponentInstance getComponentInstance() {
+ return null;
+ }
+
+ @Override
+ public void enableComponent(String name) {
+
+ }
+
+ @Override
+ public void disableComponent(String name) {
+
+ }
+
+ @Override
+ public ServiceReference getServiceReference() {
+ return null;
+ }
+}
diff --git a/framework/src/onos/utils/osgi/src/test/java/org/onlab/osgi/TestServiceDirectory.java b/framework/src/onos/utils/osgi/src/test/java/org/onlab/osgi/TestServiceDirectory.java
new file mode 100644
index 00000000..08089ada
--- /dev/null
+++ b/framework/src/onos/utils/osgi/src/test/java/org/onlab/osgi/TestServiceDirectory.java
@@ -0,0 +1,46 @@
+/*
+ * Copyright 2014-2015 Open Networking Laboratory
+ *
+ * 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.onlab.osgi;
+
+import com.google.common.collect.ClassToInstanceMap;
+import com.google.common.collect.MutableClassToInstanceMap;
+
+/**
+ * Service directory implementation suitable for testing.
+ */
+@SuppressWarnings("unchecked")
+public class TestServiceDirectory implements ServiceDirectory {
+
+ private ClassToInstanceMap<Object> services = MutableClassToInstanceMap.create();
+
+ @Override
+ public <T> T get(Class<T> serviceClass) {
+ return services.getInstance(serviceClass);
+ }
+
+ /**
+ * Adds a new service to the directory.
+ *
+ * @param serviceClass service class
+ * @param service service instance
+ * @return self
+ */
+ public TestServiceDirectory add(Class serviceClass, Object service) {
+ services.putInstance(serviceClass, service);
+ return this;
+ }
+
+}