diff options
Diffstat (limited to 'sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src')
14 files changed, 1005 insertions, 0 deletions
diff --git a/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/main/java/calculator/dosgi/CalculatorService.java b/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/main/java/calculator/dosgi/CalculatorService.java new file mode 100644 index 0000000000..cc562b7c2f --- /dev/null +++ b/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/main/java/calculator/dosgi/CalculatorService.java @@ -0,0 +1,36 @@ +/* + * 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 calculator.dosgi; + +import org.oasisopen.sca.annotation.Remotable; + +/** + * The Calculator service interface. + */ +@Remotable +public interface CalculatorService { + + double add(double n1, double n2); + + double subtract(double n1, double n2); + + double multiply(double n1, double n2); + + double divide(double n1, double n2); +} diff --git a/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/main/java/calculator/dosgi/impl/CalculatorActivator.java b/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/main/java/calculator/dosgi/impl/CalculatorActivator.java new file mode 100644 index 0000000000..6228afcd53 --- /dev/null +++ b/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/main/java/calculator/dosgi/impl/CalculatorActivator.java @@ -0,0 +1,78 @@ +/* + * 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 calculator.dosgi.impl; + +import java.util.Dictionary; +import java.util.Hashtable; +import java.util.logging.Logger; + +import org.osgi.framework.Bundle; +import org.osgi.framework.BundleActivator; +import org.osgi.framework.BundleContext; +import org.osgi.framework.ServiceReference; +import org.osgi.service.packageadmin.PackageAdmin; + +import calculator.dosgi.CalculatorService; +import calculator.dosgi.operations.AddService; + +/** + * + */ +public class CalculatorActivator implements BundleActivator { + private Logger logger = Logger.getLogger(CalculatorActivator.class.getName()); + + private Bundle getBundle(BundleContext bundleContext, Class<?> cls) { + PackageAdmin packageAdmin = null; + // PackageAdmin is used to resolve bundles + ServiceReference ref = bundleContext.getServiceReference("org.osgi.service.packageadmin.PackageAdmin"); + if (ref != null) { + packageAdmin = (PackageAdmin)bundleContext.getService(ref); + Bundle bundle = packageAdmin.getBundle(cls); + if (bundle != null) { + logger.info(cls.getName() + " is loaded by bundle: " + bundle.getSymbolicName()); + } + bundleContext.ungetService(ref); + return bundle; + } + return null; + } + + public void start(BundleContext context) throws Exception { + logger.info("Starting " + context.getBundle()); + Dictionary<String, Object> props = new Hashtable<String, Object>(); + props.put("sca.service", "CalculatorComponent#service-name(Calculator)"); + props.put("calculator", "Calculator"); + props.put("service.exported.configs", new String[] {"org.osgi.sca"}); + props.put("org.osgi.sca.bindings", new String[] {"{http://sample}Calculator"}); + props.put("service.exported.interfaces", new String[] {"*"}); + logger.info("Registering " + CalculatorService.class.getName()); + CalculatorService calculator = new CalculatorServiceImpl(context); + context.registerService(CalculatorService.class.getName(), calculator, props); + + getBundle(context, AddService.class); + + } + + public void stop(BundleContext context) throws Exception { + logger.info("Stopping " + context.getBundle()); + // Registered services will be automatically unregistered + } + +} diff --git a/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/main/java/calculator/dosgi/impl/CalculatorServiceDSImpl.java b/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/main/java/calculator/dosgi/impl/CalculatorServiceDSImpl.java new file mode 100644 index 0000000000..5f9db16ca9 --- /dev/null +++ b/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/main/java/calculator/dosgi/impl/CalculatorServiceDSImpl.java @@ -0,0 +1,114 @@ +/* + * 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 calculator.dosgi.impl; + +import org.osgi.service.component.ComponentContext; + +import calculator.dosgi.CalculatorService; +import calculator.dosgi.operations.AddService; +import calculator.dosgi.operations.DivideService; +import calculator.dosgi.operations.MultiplyService; +import calculator.dosgi.operations.SubtractService; + +/** + * An implementation of the Calculator service. + */ +public class CalculatorServiceDSImpl implements CalculatorService { + private AddService addService; + private SubtractService subtractService; + private MultiplyService multiplyService; + private DivideService divideService; + + public CalculatorServiceDSImpl() { + super(); + System.out.println("CalculatorServiceDSImpl()"); + } + + protected void activate(ComponentContext context) { + System.out.println("Activating " + context); + } + + protected void deactivate(ComponentContext context) { + System.out.println("Deactivating " + context); + } + + /* + * The following setters can be used for DS injection + */ + public void setAddService(AddService addService) { + System.out.println("setAddService()"); + this.addService = addService; + } + + public void setSubtractService(SubtractService subtractService) { + this.subtractService = subtractService; + } + + public void setDivideService(DivideService divideService) { + this.divideService = divideService; + } + + public void setMultiplyService(MultiplyService multiplyService) { + this.multiplyService = multiplyService; + } + + /* + * The following setters can be used for DS injection + */ + public void unsetAddService(AddService addService) { + System.out.println("unsetAddService()"); + this.addService = null; + } + + public void unsetSubtractService(SubtractService subtractService) { + this.subtractService = null; + } + + public void unsetDivideService(DivideService divideService) { + this.divideService = null; + } + + public void unsetMultiplyService(MultiplyService multiplyService) { + this.multiplyService = null; + } + private <T> T getService(Class<T> cls) { + for (Object s : new Object[] {addService, subtractService, multiplyService, divideService}) { + if (cls.isInstance(s)) { + return cls.cast(s); + } + } + throw new IllegalStateException(cls.getSimpleName() + " is not available"); + } + + public double add(double n1, double n2) { + return getService(AddService.class).add(n1, n2); + } + + public double subtract(double n1, double n2) { + return getService(SubtractService.class).subtract(n1, n2); + } + + public double multiply(double n1, double n2) { + return getService(MultiplyService.class).multiply(n1, n2); + } + + public double divide(double n1, double n2) { + return getService(DivideService.class).divide(n1, n2); + } +} diff --git a/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/main/java/calculator/dosgi/impl/CalculatorServiceImpl.java b/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/main/java/calculator/dosgi/impl/CalculatorServiceImpl.java new file mode 100644 index 0000000000..aa09b27139 --- /dev/null +++ b/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/main/java/calculator/dosgi/impl/CalculatorServiceImpl.java @@ -0,0 +1,99 @@ +/* + * 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 calculator.dosgi.impl; + +import static org.osgi.framework.Constants.OBJECTCLASS; + +import java.util.HashMap; +import java.util.Map; + +import org.osgi.framework.BundleContext; +import org.osgi.framework.Filter; +import org.osgi.framework.InvalidSyntaxException; +import org.osgi.util.tracker.ServiceTracker; + +import calculator.dosgi.CalculatorService; +import calculator.dosgi.operations.AddService; +import calculator.dosgi.operations.DivideService; +import calculator.dosgi.operations.MultiplyService; +import calculator.dosgi.operations.SubtractService; + +/** + * An implementation of the Calculator service. + */ +public class CalculatorServiceImpl implements CalculatorService { + private Map<Class<?>, ServiceTracker> remoteServices = new HashMap<Class<?>, ServiceTracker>(); + + public CalculatorServiceImpl() { + super(); + } + + public CalculatorServiceImpl(BundleContext context) { + super(); + for (Class<?> cls : new Class<?>[] {AddService.class, SubtractService.class, MultiplyService.class, + DivideService.class}) { + Filter remoteFilter = null; + try { + remoteFilter = + context.createFilter("(&(" + OBJECTCLASS + "=" + cls.getName() + ") (service.imported=*))"); + } catch (InvalidSyntaxException e) { + e.printStackTrace(); + } + ServiceTracker tracker = new ServiceTracker(context, remoteFilter, null); + this.remoteServices.put(cls, tracker); + tracker.open(); + } + } + + private <T> T getService(Class<T> cls) { + ServiceTracker tracker = remoteServices.get(cls); + try { + // Wait for 10 seconds until the remote services are imported + tracker.waitForService(10000); + } catch (InterruptedException e) { + throw new IllegalStateException(cls.getSimpleName() + " is not available"); + } + Object[] remoteObjects = tracker.getServices(); + if (remoteObjects != null) { + for (Object s : remoteObjects) { + if (cls.isInstance(s)) { + System.out.println("Remote service: " + s); + return cls.cast(s); + } + } + } + throw new IllegalStateException(cls.getSimpleName() + " is not available"); + } + + public double add(double n1, double n2) { + return getService(AddService.class).add(n1, n2); + } + + public double subtract(double n1, double n2) { + return getService(SubtractService.class).subtract(n1, n2); + } + + public double multiply(double n1, double n2) { + return getService(MultiplyService.class).multiply(n1, n2); + } + + public double divide(double n1, double n2) { + return getService(DivideService.class).divide(n1, n2); + } +} diff --git a/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/main/java/calculator/dosgi/operations/AddService.java b/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/main/java/calculator/dosgi/operations/AddService.java new file mode 100644 index 0000000000..971500782f --- /dev/null +++ b/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/main/java/calculator/dosgi/operations/AddService.java @@ -0,0 +1,31 @@ +/* + * 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 calculator.dosgi.operations; + +import org.oasisopen.sca.annotation.Remotable; + +/** + * The interface for the add service + */ +@Remotable +public interface AddService { + + double add(double n1, double n2); + +} diff --git a/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/main/java/calculator/dosgi/operations/DivideService.java b/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/main/java/calculator/dosgi/operations/DivideService.java new file mode 100644 index 0000000000..49b8a1c0bf --- /dev/null +++ b/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/main/java/calculator/dosgi/operations/DivideService.java @@ -0,0 +1,31 @@ +/* + * 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 calculator.dosgi.operations; + +import org.oasisopen.sca.annotation.Remotable; + +/** + * The interface for the divide service + */ +@Remotable +public interface DivideService { + + double divide(double n1, double n2); + +} diff --git a/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/main/java/calculator/dosgi/operations/MultiplyService.java b/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/main/java/calculator/dosgi/operations/MultiplyService.java new file mode 100644 index 0000000000..f4e59d12ea --- /dev/null +++ b/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/main/java/calculator/dosgi/operations/MultiplyService.java @@ -0,0 +1,31 @@ +/* + * 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 calculator.dosgi.operations; + +import org.oasisopen.sca.annotation.Remotable; + +/** + * The interface for the multiply service + */ +@Remotable +public interface MultiplyService { + + double multiply(double n1, double n2); + +} diff --git a/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/main/java/calculator/dosgi/operations/SubtractService.java b/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/main/java/calculator/dosgi/operations/SubtractService.java new file mode 100644 index 0000000000..bfb9b820f7 --- /dev/null +++ b/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/main/java/calculator/dosgi/operations/SubtractService.java @@ -0,0 +1,31 @@ +/* + * 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 calculator.dosgi.operations; + +import org.oasisopen.sca.annotation.Remotable; + +/** + * The interface for the subtract service + */ +@Remotable +public interface SubtractService { + + double subtract(double n1, double n2); + +} diff --git a/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/main/java/calculator/rmi/OperationsRMIServer.java b/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/main/java/calculator/rmi/OperationsRMIServer.java new file mode 100644 index 0000000000..a4fc52694e --- /dev/null +++ b/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/main/java/calculator/rmi/OperationsRMIServer.java @@ -0,0 +1,93 @@ +/* + * 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 calculator.rmi; + +import java.io.Serializable; +import java.rmi.Remote; +import java.rmi.RemoteException; +import java.rmi.registry.LocateRegistry; +import java.rmi.registry.Registry; +import java.rmi.server.UnicastRemoteObject; + +/** + * + */ +public class OperationsRMIServer implements OperationsRemote, Serializable { + + private static final long serialVersionUID = 6081008315263103012L; + private transient Registry registry; + + public OperationsRMIServer() throws RemoteException { + super(); + } + + public double add(double n1, double n2) { + return n1 + n2; + } + + public double subtract(double n1, double n2) { + return n1 - n2; + } + + public double divide(double n1, double n2) { + return n1 / n2; + } + + public double multiply(double n1, double n2) { + return n1 * n2; + } + + public void start() throws RemoteException { + Thread thread = new Thread() { + public void run() { + try { + System.out.println("Starting the RMI server for calculator operations..."); + Remote stub = UnicastRemoteObject.exportObject(OperationsRMIServer.this); + registry = LocateRegistry.createRegistry(8085); + registry.bind("AddService", stub); + registry.bind("SubtractService", stub); + registry.bind("MultiplyService", stub); + registry.bind("DivideService", stub); + System.out.println("RMI server for calculator operations is now started."); + } catch (Exception e) { + e.printStackTrace(); + } + } + }; + thread.start(); + } + + public void stop() { + if (registry != null) { + try { + registry.unbind("AddService"); + registry.unbind("SubtractService"); + registry.unbind("MultiplyService"); + registry.unbind("DivideService"); + UnicastRemoteObject.unexportObject(this, false); + UnicastRemoteObject.unexportObject(registry, false); + registry = null; + } catch (Exception e) { + e.printStackTrace(); + } + } + } + +} diff --git a/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/main/java/calculator/rmi/OperationsRMIServer_Stub.java b/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/main/java/calculator/rmi/OperationsRMIServer_Stub.java new file mode 100644 index 0000000000..a813dfb6f3 --- /dev/null +++ b/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/main/java/calculator/rmi/OperationsRMIServer_Stub.java @@ -0,0 +1,132 @@ +/* + * 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. + */ + +// Stub class generated by rmic, do not edit. +// Contents subject to change without notice. +package calculator.rmi; + +public final class OperationsRMIServer_Stub extends java.rmi.server.RemoteStub implements calculator.rmi.OperationsRemote { + private static final long serialVersionUID = 2; + + private static java.lang.reflect.Method $method_add_0; + private static java.lang.reflect.Method $method_divide_1; + private static java.lang.reflect.Method $method_multiply_2; + private static java.lang.reflect.Method $method_subtract_3; + + static { + try { + $method_add_0 = + calculator.rmi.OperationsRemote.class.getMethod("add", new java.lang.Class[] {double.class, double.class}); + $method_divide_1 = + calculator.rmi.OperationsRemote.class.getMethod("divide", + new java.lang.Class[] {double.class, double.class}); + $method_multiply_2 = + calculator.rmi.OperationsRemote.class.getMethod("multiply", new java.lang.Class[] {double.class, + double.class}); + $method_subtract_3 = + calculator.rmi.OperationsRemote.class.getMethod("subtract", new java.lang.Class[] {double.class, + double.class}); + } catch (java.lang.NoSuchMethodException e) { + throw new java.lang.NoSuchMethodError("stub class initialization failed"); + } + } + + // constructors + public OperationsRMIServer_Stub(java.rmi.server.RemoteRef ref) { + super(ref); + } + + // methods from remote interfaces + + // implementation of add(double, double) + public double add(double $param_double_1, double $param_double_2) throws java.rmi.RemoteException { + try { + Object $result = + ref.invoke(this, + $method_add_0, + new java.lang.Object[] {new java.lang.Double($param_double_1), + new java.lang.Double($param_double_2)}, + 864055858262779977L); + return ((java.lang.Double)$result).doubleValue(); + } catch (java.lang.RuntimeException e) { + throw e; + } catch (java.rmi.RemoteException e) { + throw e; + } catch (java.lang.Exception e) { + throw new java.rmi.UnexpectedException("undeclared checked exception", e); + } + } + + // implementation of divide(double, double) + public double divide(double $param_double_1, double $param_double_2) throws java.rmi.RemoteException { + try { + Object $result = + ref.invoke(this, + $method_divide_1, + new java.lang.Object[] {new java.lang.Double($param_double_1), + new java.lang.Double($param_double_2)}, + 8097593626497421928L); + return ((java.lang.Double)$result).doubleValue(); + } catch (java.lang.RuntimeException e) { + throw e; + } catch (java.rmi.RemoteException e) { + throw e; + } catch (java.lang.Exception e) { + throw new java.rmi.UnexpectedException("undeclared checked exception", e); + } + } + + // implementation of multiply(double, double) + public double multiply(double $param_double_1, double $param_double_2) throws java.rmi.RemoteException { + try { + Object $result = + ref.invoke(this, + $method_multiply_2, + new java.lang.Object[] {new java.lang.Double($param_double_1), + new java.lang.Double($param_double_2)}, + -346155016949350695L); + return ((java.lang.Double)$result).doubleValue(); + } catch (java.lang.RuntimeException e) { + throw e; + } catch (java.rmi.RemoteException e) { + throw e; + } catch (java.lang.Exception e) { + throw new java.rmi.UnexpectedException("undeclared checked exception", e); + } + } + + // implementation of subtract(double, double) + public double subtract(double $param_double_1, double $param_double_2) throws java.rmi.RemoteException { + try { + Object $result = + ref.invoke(this, + $method_subtract_3, + new java.lang.Object[] {new java.lang.Double($param_double_1), + new java.lang.Double($param_double_2)}, + -610707357620578750L); + return ((java.lang.Double)$result).doubleValue(); + } catch (java.lang.RuntimeException e) { + throw e; + } catch (java.rmi.RemoteException e) { + throw e; + } catch (java.lang.Exception e) { + throw new java.rmi.UnexpectedException("undeclared checked exception", e); + } + } +} diff --git a/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/main/java/calculator/rmi/OperationsRemote.java b/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/main/java/calculator/rmi/OperationsRemote.java new file mode 100644 index 0000000000..955e386ad8 --- /dev/null +++ b/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/main/java/calculator/rmi/OperationsRemote.java @@ -0,0 +1,37 @@ +/* + * 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 calculator.rmi; + +import java.rmi.Remote; +import java.rmi.RemoteException; + +/** + * RMI Remote interface + */ +public interface OperationsRemote extends Remote { + double add(double n1, double n2) throws RemoteException; + + double subtract(double n1, double n2) throws RemoteException; + + double multiply(double n1, double n2) throws RemoteException; + + double divide(double n1, double n2) throws RemoteException; + +} diff --git a/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/test/java/calculator/dosgi/test/CalculatorNode.java b/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/test/java/calculator/dosgi/test/CalculatorNode.java new file mode 100644 index 0000000000..565a314d85 --- /dev/null +++ b/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/test/java/calculator/dosgi/test/CalculatorNode.java @@ -0,0 +1,43 @@ +/* + * 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 calculator.dosgi.test; + +import org.apache.tuscany.sca.node.equinox.launcher.NodeLauncher; + +/** + * + */ +public class CalculatorNode { + + /** + * @param args + */ + public static void main(String[] args) { + if (args.length == 0) { + args = new String[] {"-bundles"}; + } + try { + NodeLauncher.main(args); + } catch (Exception e) { + e.printStackTrace(); + } + } + +} diff --git a/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/test/java/calculator/dosgi/test/CalculatorOSGiNodeTestCase.java b/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/test/java/calculator/dosgi/test/CalculatorOSGiNodeTestCase.java new file mode 100644 index 0000000000..4015c7bbc2 --- /dev/null +++ b/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/test/java/calculator/dosgi/test/CalculatorOSGiNodeTestCase.java @@ -0,0 +1,144 @@ +/* + * 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 calculator.dosgi.test; + +import static calculator.dosgi.test.OSGiTestUtils.bundleStatus; + +import java.io.InputStream; +import java.io.InputStreamReader; +import java.io.Reader; +import java.net.URL; + +import org.apache.tuscany.sca.node.equinox.launcher.EquinoxHost; +import org.junit.AfterClass; +import org.junit.Assert; +import org.junit.BeforeClass; +import org.junit.Test; +import org.osgi.framework.Bundle; +import org.osgi.framework.BundleContext; +import org.osgi.framework.Constants; +import org.osgi.framework.ServiceReference; + +import calculator.dosgi.CalculatorService; +import calculator.rmi.OperationsRMIServer; + +/** + * + */ +public class CalculatorOSGiNodeTestCase { + private static EquinoxHost host; + private static BundleContext context; + private static Bundle calculatorBundle; + private static OperationsRMIServer rmiServer; + + /** + * @throws java.lang.Exception + */ + @BeforeClass + public static void setUpBeforeClass() throws Exception { + try { + rmiServer = new OperationsRMIServer(); + rmiServer.start(); + + host = new EquinoxHost(); + context = host.start(); + + for (Bundle b : context.getBundles()) { + System.out.println(b); + if (b.getSymbolicName().equals("org.eclipse.equinox.ds") || b.getSymbolicName() + .startsWith("org.apache.tuscany.sca.")) { + try { + if (b.getHeaders().get(Constants.FRAGMENT_HOST) == null) { + // Start the non-fragment bundle + b.start(); + } + } catch (Exception e) { + e.printStackTrace(); + } + System.out.println(bundleStatus(b, false)); + } + if ("calculator.dosgi.dynamic".equals(b.getSymbolicName())) { + calculatorBundle = b; + } + } + + if (calculatorBundle != null) { + calculatorBundle.start(); + System.out.println(bundleStatus(calculatorBundle, false)); + } + + } catch (Exception e) { + e.printStackTrace(); + throw e; + } + } + + @Test + public void testOSGi() { + ServiceReference ref = + calculatorBundle.getBundleContext().getServiceReference(CalculatorService.class.getName()); + Assert.assertNotNull(ref); + Object service = context.getService(ref); + Assert.assertNotNull(service); + CalculatorService calculator = OSGiTestUtils.cast(service, CalculatorService.class); + System.out.println("2.0 + 1.0 = " + calculator.add(2.0, 1.0)); + System.out.println("2.0 - 1.0 = " + calculator.subtract(2.0, 1.0)); + System.out.println("2.0 * 1.0 = " + calculator.multiply(2.0, 1.0)); + System.out.println("2.0 / 1.0 = " + calculator.divide(2.0, 1.0)); + } + + @Test + /** + * Test the Web service exposed by the Calculator + */ + public void testWS() throws Exception { + URL url = new URL("http://localhost:8086/CalculatorService?wsdl"); + InputStream is = url.openStream(); + Reader reader = new InputStreamReader(is); + char[] content = new char[10240]; // 10k + int len = 0; + while (true) { + int size = reader.read(content, len, content.length - len); + if (size < 0) { + break; + } + len += size; + } + Assert.assertTrue(len > 0); + String str = new String(content, 0, len); + System.out.println(str); + Assert.assertTrue(str.indexOf("<wsdl:definitions") != -1); + } + + /** + * @throws java.lang.Exception + */ + @AfterClass + public static void tearDownAfterClass() throws Exception { + if (host != null) { + host.stop(); + rmiServer.stop(); + host = null; + rmiServer = null; + context = null; + } + } + +} diff --git a/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/test/java/calculator/dosgi/test/OSGiTestUtils.java b/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/test/java/calculator/dosgi/test/OSGiTestUtils.java new file mode 100644 index 0000000000..99e0da9f97 --- /dev/null +++ b/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/test/java/calculator/dosgi/test/OSGiTestUtils.java @@ -0,0 +1,105 @@ +/* + * 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 calculator.dosgi.test; + +import java.lang.reflect.InvocationHandler; +import java.lang.reflect.Method; +import java.lang.reflect.Proxy; + +import org.osgi.framework.Bundle; + +/** + * + * Utility class to create OSGi bundles + * + * @version $Rev$ $Date$ + */ +public class OSGiTestUtils { + private static class InvocationHandlerImpl implements InvocationHandler { + private Object instance; + + public InvocationHandlerImpl(Object instance) { + super(); + this.instance = instance; + } + + public Object invoke(Object proxy, Method method, Object[] args) throws Throwable { + Method m = instance.getClass().getMethod(method.getName(), method.getParameterTypes()); + return m.invoke(instance, args); + } + + } + + /** + * Returns a string representation of the given bundle. + * + * @param b + * @param verbose + * @return + */ + public static String bundleStatus(Bundle bundle, boolean verbose) { + StringBuffer sb = new StringBuffer(); + sb.append(bundle.getBundleId()).append(" ").append(bundle.getSymbolicName()); + int s = bundle.getState(); + if ((s & Bundle.UNINSTALLED) != 0) { + sb.append(" UNINSTALLED"); + } + if ((s & Bundle.INSTALLED) != 0) { + sb.append(" INSTALLED"); + } + if ((s & Bundle.RESOLVED) != 0) { + sb.append(" RESOLVED"); + } + if ((s & Bundle.STARTING) != 0) { + sb.append(" STARTING"); + } + if ((s & Bundle.STOPPING) != 0) { + sb.append(" STOPPING"); + } + if ((s & Bundle.ACTIVE) != 0) { + sb.append(" ACTIVE"); + } + + if (verbose) { + sb.append(" ").append(bundle.getLocation()); + sb.append(" ").append(bundle.getHeaders()); + } + return sb.toString(); + } + + /** + * A utility to cast the object to the given interface. If the class for the object + * is loaded by a different classloader, a proxy will be created. + * + * @param <T> + * @param obj + * @param cls + * @return + */ + public static <T> T cast(Object obj, Class<T> cls) { + if (cls.isInstance(obj)) { + return cls.cast(obj); + } else { + return cls.cast(Proxy.newProxyInstance(cls.getClassLoader(), + new Class<?>[] {cls}, + new InvocationHandlerImpl(obj))); + } + } +} |