Create 2.0 M3 release branch

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@785089 13f79535-47bb-0310-9956-ffa450edef68

16 files changed, 1297 insertions, 0 deletions

diff --git a/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/CalculatorService.java b/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/CalculatorService.java
new file mode 100644
index 0000000000..cc562b7c2f
--- /dev/null
+++ b/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/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/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/impl/CalculatorActivator.java b/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/impl/CalculatorActivator.java
new file mode 100644
index 0000000000..cf1b78931a
--- /dev/null
+++ b/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/impl/CalculatorActivator.java
@@ -0,0 +1,75 @@
+/*
+ * 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");
+        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/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/impl/CalculatorServiceDSImpl.java b/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/impl/CalculatorServiceDSImpl.java
new file mode 100644
index 0000000000..5f9db16ca9
--- /dev/null
+++ b/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/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/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/impl/CalculatorServiceImpl.java b/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/impl/CalculatorServiceImpl.java
new file mode 100644
index 0000000000..0960938086
--- /dev/null
+++ b/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/impl/CalculatorServiceImpl.java
@@ -0,0 +1,96 @@
+/*
+ * 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 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 ServiceTracker remoteServices;
+    private ServiceTracker localServices;
+
+    public CalculatorServiceImpl() {
+        super();
+    }
+
+    public CalculatorServiceImpl(BundleContext context) {
+        super();
+        Filter remoteFilter = null, localFilter = null;
+        try {
+            remoteFilter =
+                context.createFilter("(&(" + OBJECTCLASS + "=calculator.dosgi.operations.*) (sca.reference=*))");
+            localFilter =
+                context.createFilter("(&(" + OBJECTCLASS + "=calculator.dosgi.operations.*) (!(sca.reference=*)))");
+        } catch (InvalidSyntaxException e) {
+            e.printStackTrace();
+        }
+        this.remoteServices = new ServiceTracker(context, remoteFilter, null);
+        remoteServices.open();
+        this.localServices = new ServiceTracker(context, localFilter, null);
+        localServices.open();
+    }
+
+    private <T> T getService(Class<T> cls) {
+        Object[] remoteObjects = remoteServices.getServices();
+        if (remoteObjects != null) {
+            for (Object s : remoteObjects) {
+                if (cls.isInstance(s)) {
+                    System.out.println("Remote service: " + s);
+                    return cls.cast(s);
+                }
+            }
+        }
+        for (Object s : localServices.getServices()) {
+            if (cls.isInstance(s)) {
+                System.out.println("Local 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/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/operations/AddService.java b/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/operations/AddService.java
new file mode 100644
index 0000000000..971500782f
--- /dev/null
+++ b/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/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/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/operations/DivideService.java b/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/operations/DivideService.java
new file mode 100644
index 0000000000..49b8a1c0bf
--- /dev/null
+++ b/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/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/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/operations/MultiplyService.java b/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/operations/MultiplyService.java
new file mode 100644
index 0000000000..f4e59d12ea
--- /dev/null
+++ b/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/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/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/operations/SubtractService.java b/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/operations/SubtractService.java
new file mode 100644
index 0000000000..bfb9b820f7
--- /dev/null
+++ b/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/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/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/operations/impl/AddServiceImpl.java b/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/operations/impl/AddServiceImpl.java
new file mode 100644
index 0000000000..66b2977241
--- /dev/null
+++ b/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/operations/impl/AddServiceImpl.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.dosgi.operations.impl;
+
+import java.util.logging.Level;
+import java.util.logging.Logger;
+
+import calculator.dosgi.operations.AddService;
+
+/**
+ * An implementation of the Add service
+ */
+public class AddServiceImpl implements AddService {
+
+    public double add(double n1, double n2) {
+        Logger logger = Logger.getLogger("calculator");
+        logger.log(Level.INFO, "Adding " + n1 + " and " + n2);
+        return n1 + n2;
+    }
+
+}
diff --git a/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/operations/impl/DivideServiceImpl.java b/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/operations/impl/DivideServiceImpl.java
new file mode 100644
index 0000000000..a3c21b2b96
--- /dev/null
+++ b/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/operations/impl/DivideServiceImpl.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.dosgi.operations.impl;
+
+import java.util.logging.Level;
+import java.util.logging.Logger;
+
+import calculator.dosgi.operations.DivideService;
+
+/**
+ * An implementation of the Divide service.
+ */
+public class DivideServiceImpl implements DivideService {
+
+    public double divide(double n1, double n2) {
+        Logger logger = Logger.getLogger("calculator");
+        logger.log(Level.INFO, "Dividing " + n1 + " with " + n2);
+        return n1 / n2;
+    }
+
+}
diff --git a/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/operations/impl/MultiplyServiceImpl.java b/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/operations/impl/MultiplyServiceImpl.java
new file mode 100644
index 0000000000..7922d2d392
--- /dev/null
+++ b/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/operations/impl/MultiplyServiceImpl.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.dosgi.operations.impl;
+
+import java.util.logging.Level;
+import java.util.logging.Logger;
+
+import calculator.dosgi.operations.MultiplyService;
+
+/**
+ * An implementation of the Multiply service.
+ */
+public class MultiplyServiceImpl implements MultiplyService {
+
+    public double multiply(double n1, double n2) {
+        Logger logger = Logger.getLogger("calculator");
+        logger.log(Level.INFO, "Multiplying " + n1 + " with " + n2);
+        return n1 * n2;
+    }
+
+}
diff --git a/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/operations/impl/OperationsActivator.java b/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/operations/impl/OperationsActivator.java
new file mode 100644
index 0000000000..5348d19f34
--- /dev/null
+++ b/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/operations/impl/OperationsActivator.java
@@ -0,0 +1,88 @@
+/*
+ * 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.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.operations.AddService;
+import calculator.dosgi.operations.DivideService;
+import calculator.dosgi.operations.MultiplyService;
+import calculator.dosgi.operations.SubtractService;
+
+/**
+ *
+ */
+public class OperationsActivator implements BundleActivator {
+    private Logger logger = Logger.getLogger(OperationsActivator.class.getName());
+
+    public void start(BundleContext context) throws Exception {
+        logger.info("Starting " + context.getBundle());
+
+        Dictionary<String, Object> props = new Hashtable<String, Object>();
+
+        logger.info("Registering " + AddService.class.getName());
+        props.put("sca.service", "AddComponent#service-name(Add)");
+        context.registerService(AddService.class.getName(), new AddServiceImpl(), props);
+
+        logger.info("Registering " + SubtractService.class.getName());
+        props.put("sca.service", "SubtractComponent#service-name(Subtract)");
+        context.registerService(SubtractService.class.getName(), new SubtractServiceImpl(), props);
+
+        logger.info("Registering " + MultiplyService.class.getName());
+        props.put("sca.service", "MultiplyComponent#service-name(Multiply)");
+        context.registerService(MultiplyService.class.getName(), new MultiplyServiceImpl(), props);
+
+        logger.info("Registering " + DivideService.class.getName());
+        props.put("sca.service", "DivideComponent#service-name(Divide)");
+        context.registerService(DivideService.class.getName(), new DivideServiceImpl(), props);
+
+        getBundle(context, AddService.class);
+    }
+
+    public void stop(BundleContext context) throws Exception {
+        logger.info("Stopping " + context.getBundle());
+        // Registered services will be automatically unregistered
+    }
+
+    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;
+    }
+
+}
diff --git a/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/operations/impl/SubtractServiceImpl.java b/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/operations/impl/SubtractServiceImpl.java
new file mode 100644
index 0000000000..4bbe83b14f
--- /dev/null
+++ b/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/operations/impl/SubtractServiceImpl.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.dosgi.operations.impl;
+
+import java.util.logging.Level;
+import java.util.logging.Logger;
+
+import calculator.dosgi.operations.SubtractService;
+
+/**
+ * An implementation of the subtract service.
+ */
+public class SubtractServiceImpl implements SubtractService {
+
+    public double subtract(double n1, double n2) {
+        Logger logger = Logger.getLogger("calculator");
+        logger.log(Level.INFO, "Subtracting " + n1 + " from " + n2);
+        return n1 - n2;
+    }
+
+}
diff --git a/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/test/CalculatorOSGiNodeTestCase.java b/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/test/CalculatorOSGiNodeTestCase.java
new file mode 100644
index 0000000000..268f16bc9f
--- /dev/null
+++ b/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/test/CalculatorOSGiNodeTestCase.java
@@ -0,0 +1,156 @@
+/*
+ * 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.OSGiTestBundles.bundleStatus;
+import static calculator.dosgi.test.OSGiTestBundles.generateCalculatorBundle;
+import static calculator.dosgi.test.OSGiTestBundles.generateCalculatorSCABundle;
+import static calculator.dosgi.test.OSGiTestBundles.generateOperationsBundle;
+
+import java.net.URL;
+import java.security.AccessController;
+import java.security.PrivilegedAction;
+
+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;
+
+/**
+ *
+ */
+public class CalculatorOSGiNodeTestCase {
+    private static EquinoxHost host;
+    private static BundleContext context;
+    private static Bundle calculatorBundle;
+    private static Bundle operationsBundle;
+    private static Bundle scaBundle;
+    private static Boolean client;
+
+    public static URL getCodeLocation(final Class<?> anchorClass) {
+        return AccessController.doPrivileged(new PrivilegedAction<URL>() {
+            public URL run() {
+                return anchorClass.getProtectionDomain().getCodeSource().getLocation();
+            }
+        });
+    }
+
+    /**
+     * @throws java.lang.Exception
+     */
+    @BeforeClass
+    public static void setUpBeforeClass() throws Exception {
+        try {
+            host = new EquinoxHost();
+            context = host.start();
+            String prop = System.getProperty("client");
+            if (prop != null) {
+                client = Boolean.valueOf(prop);
+            }
+
+            if (client == null || client.booleanValue()) {
+                System.out.println("Generating calculator.dosgi bundle...");
+                calculatorBundle = context.installBundle("reference:" + generateCalculatorBundle().toString());
+            }
+
+            if (client == null || !client.booleanValue()) {
+                System.out.println("Generating calculator.dosgi.operations bundle...");
+                operationsBundle = context.installBundle("reference:" + generateOperationsBundle().toString());
+            }
+
+            scaBundle = context.installBundle("reference:" + generateCalculatorSCABundle().toString());
+
+            for (Bundle b : context.getBundles()) {
+                if (b.getSymbolicName().equals("org.eclipse.equinox.ds") || b.getSymbolicName()
+                    .startsWith("org.apache.tuscany.sca.")) {
+                    try {
+                        if (b.getHeaders().get(Constants.FRAGMENT_HOST) == null) {
+                            b.start();
+                        }
+                    } catch (Exception e) {
+                        System.out.println(bundleStatus(b, false));
+                        e.printStackTrace();
+                    }
+                    System.out.println(bundleStatus(b, false));
+                }
+            }
+
+            if (scaBundle != null) {
+                scaBundle.start();
+            }
+
+            if (calculatorBundle != null) {
+                calculatorBundle.start();
+                System.out.println(bundleStatus(calculatorBundle, false));
+            }
+
+            if (operationsBundle != null) {
+                operationsBundle.start();
+                System.out.println(bundleStatus(operationsBundle, false));
+            }
+
+        } catch (Exception e) {
+            e.printStackTrace();
+            throw e;
+        }
+    }
+
+    @Test
+    public void testOSGi() {
+        if (client == null || client.booleanValue()) {
+            ServiceReference ref =
+                calculatorBundle.getBundleContext().getServiceReference(CalculatorService.class.getName());
+            Assert.assertNotNull(ref);
+            Object service = context.getService(ref);
+            Assert.assertNotNull(service);
+            CalculatorService calculator = OSGiTestBundles.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));
+        }
+    }
+
+    /**
+     * @throws java.lang.Exception
+     */
+    @AfterClass
+    public static void tearDownAfterClass() throws Exception {
+        if (host != null) {
+            if (scaBundle != null) {
+                scaBundle.stop();
+            }
+            if (client != null && !client.booleanValue()) {
+                System.out.println("Press Enter to stop the node...");
+                System.in.read();
+            }
+            host.stop();
+            context = null;
+        }
+    }
+
+}
diff --git a/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/test/CalculatorOSGiTestCase.java b/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/test/CalculatorOSGiTestCase.java
new file mode 100644
index 0000000000..2af5552279
--- /dev/null
+++ b/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/test/CalculatorOSGiTestCase.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.test;
+
+import static calculator.dosgi.test.OSGiTestBundles.bundleStatus;
+import static calculator.dosgi.test.OSGiTestBundles.generateCalculatorBundle;
+import static calculator.dosgi.test.OSGiTestBundles.generateOperationsBundle;
+
+import org.apache.tuscany.sca.node.equinox.launcher.EquinoxHost;
+import org.junit.AfterClass;
+import org.junit.BeforeClass;
+import org.junit.Test;
+import org.osgi.framework.Bundle;
+import org.osgi.framework.BundleContext;
+import org.osgi.framework.ServiceReference;
+
+import calculator.dosgi.CalculatorService;
+
+/**
+ *
+ */
+public class CalculatorOSGiTestCase {
+    private static EquinoxHost host;
+
+    /**
+     * @throws java.lang.Exception
+     */
+    @BeforeClass
+    public static void setUpBeforeClass() throws Exception {
+        try {
+            host = new EquinoxHost();
+            BundleContext context = host.start();
+            Bundle calculatorBundle = context.installBundle("reference:" + generateCalculatorBundle().toString());
+            Bundle operationsBundle = context.installBundle("reference:" + generateOperationsBundle().toString());
+
+            for (Bundle b : context.getBundles()) {
+                if (b.getSymbolicName().equals("org.eclipse.equinox.ds")) {
+                    System.out.println(bundleStatus(b, false));
+                    b.start();
+                    System.out.println(bundleStatus(b, false));
+                }
+            }
+
+            calculatorBundle.start();
+            System.out.println(bundleStatus(calculatorBundle, false));
+            operationsBundle.start();
+            System.out.println(bundleStatus(operationsBundle, false));
+
+            // Sleep for 1 sec so that the DS is available
+            Thread.sleep(1000);
+            // Use the DS version
+            String filter = "(component.name=CalculatorComponent)";
+            System.out.println(filter);
+            ServiceReference ref =
+                calculatorBundle.getBundleContext().getServiceReferences(CalculatorService.class.getName(), filter)[0];
+            CalculatorService calculator = OSGiTestBundles.cast(context.getService(ref), 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));
+        } catch (Exception e) {
+            e.printStackTrace();
+            throw e;
+        }
+    }
+
+    @Test
+    public void testOSGi() {
+
+    }
+
+    /**
+     * @throws java.lang.Exception
+     */
+    @AfterClass
+    public static void tearDownAfterClass() throws Exception {
+        if (host != null) {
+            host.stop();
+        }
+    }
+
+}
diff --git a/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/test/OSGiTestBundles.java b/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/test/OSGiTestBundles.java
new file mode 100644
index 0000000000..619dcaa07d
--- /dev/null
+++ b/branches/sca-java-2.0-M3/modules/node-impl-osgi/src/test/java/calculator/dosgi/test/OSGiTestBundles.java
@@ -0,0 +1,361 @@
+/*
+ * 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.io.ByteArrayOutputStream;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.lang.reflect.InvocationHandler;
+import java.lang.reflect.Method;
+import java.lang.reflect.Proxy;
+import java.net.URL;
+import java.util.HashSet;
+import java.util.Set;
+import java.util.jar.JarOutputStream;
+import java.util.jar.Manifest;
+import java.util.zip.ZipEntry;
+
+import org.osgi.framework.Bundle;
+import org.osgi.framework.BundleActivator;
+import org.osgi.framework.Constants;
+
+import calculator.dosgi.CalculatorService;
+import calculator.dosgi.impl.CalculatorActivator;
+import calculator.dosgi.impl.CalculatorServiceDSImpl;
+import calculator.dosgi.impl.CalculatorServiceImpl;
+import calculator.dosgi.operations.AddService;
+import calculator.dosgi.operations.DivideService;
+import calculator.dosgi.operations.MultiplyService;
+import calculator.dosgi.operations.SubtractService;
+import calculator.dosgi.operations.impl.AddServiceImpl;
+import calculator.dosgi.operations.impl.DivideServiceImpl;
+import calculator.dosgi.operations.impl.MultiplyServiceImpl;
+import calculator.dosgi.operations.impl.OperationsActivator;
+import calculator.dosgi.operations.impl.SubtractServiceImpl;
+
+/**
+ *
+ * Utility class to create OSGi bundles
+ *
+ * @version $Rev$ $Date$
+ */
+public class OSGiTestBundles {
+    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);
+        }
+
+    }
+
+    private static String getPackageName(Class<?> cls) {
+        String name = cls.getName();
+        int index = name.lastIndexOf('.');
+        return index == -1 ? "" : name.substring(0, index);
+    }
+
+    public static URL createBundle(String jarName, String mfFile, String[][] resources, Class<?>... classes)
+        throws IOException {
+        InputStream is = OSGiTestBundles.class.getClassLoader().getResourceAsStream(mfFile);
+        Manifest manifest = new Manifest(is);
+        is.close();
+
+        ByteArrayOutputStream out = new ByteArrayOutputStream();
+        JarOutputStream jarOut = new JarOutputStream(out, manifest);
+
+        for (Class<?> cls : classes) {
+            addClass(jarOut, cls);
+        }
+
+        if (resources != null) {
+            for (String resource[] : resources) {
+                if (resource.length >= 1) {
+                    String r1 = resource[0];
+                    String r2 = resource.length > 1 ? resource[1] : r1;
+                    addResource(jarOut, OSGiTestBundles.class.getClassLoader(), r1, r2);
+                }
+            }
+        }
+
+        jarOut.close();
+        out.close();
+
+        File jar = new File(jarName);
+        FileOutputStream fileOut = new FileOutputStream(jar);
+        fileOut.write(out.toByteArray());
+        fileOut.close();
+
+        return jar.toURI().toURL();
+    }
+
+    public static URL createBundle(String jarName,
+                                   String bundleName,
+                                   String exports,
+                                   String imports,
+                                   String[] resources,
+                                   Class<?>... classes) throws IOException {
+
+        Class<?> activator = null;
+        Set<String> packages = new HashSet<String>();
+        StringBuffer exportPackages = new StringBuffer();
+        if (exports != null) {
+            exportPackages.append(exports);
+        }
+        for (Class<?> cls : classes) {
+            if (BundleActivator.class.isAssignableFrom(cls)) {
+                activator = cls;
+            }
+            if (exports == null && cls.isInterface()) {
+                String pkg = getPackageName(cls);
+                if (packages.add(pkg)) {
+                    exportPackages.append(pkg).append(",");
+                }
+            }
+        }
+        int len = exportPackages.length();
+        if (len > 0 && exportPackages.charAt(len - 1) == ',') {
+            exportPackages.deleteCharAt(len - 1);
+        }
+
+        Manifest manifest = new Manifest();
+        // This attribute Manifest-Version is required so that the MF will be added to the jar
+        manifest.getMainAttributes().putValue("Manifest-Version", "1.0");
+        manifest.getMainAttributes().putValue(Constants.BUNDLE_MANIFESTVERSION, "2");
+        manifest.getMainAttributes().putValue(Constants.BUNDLE_SYMBOLICNAME, bundleName);
+        manifest.getMainAttributes().putValue(Constants.BUNDLE_VERSION, "1.0.0");
+        manifest.getMainAttributes().putValue(Constants.BUNDLE_NAME, bundleName);
+        manifest.getMainAttributes().putValue(Constants.EXPORT_PACKAGE, exportPackages.toString());
+        StringBuffer importPackages = new StringBuffer();
+        if (imports != null) {
+            importPackages.append(imports).append(",org.osgi.framework");
+        } else {
+            importPackages.append("org.osgi.framework");
+        }
+        manifest.getMainAttributes().putValue(Constants.IMPORT_PACKAGE, importPackages.toString());
+
+        if (activator != null) {
+            manifest.getMainAttributes().putValue(Constants.BUNDLE_ACTIVATOR, activator.getName());
+        }
+
+        ByteArrayOutputStream out = new ByteArrayOutputStream();
+        JarOutputStream jarOut = new JarOutputStream(out, manifest);
+
+        for (Class<?> cls : classes) {
+            addClass(jarOut, cls);
+        }
+
+        if (resources != null) {
+            for (String resource : resources) {
+                addResource(jarOut, OSGiTestBundles.class.getClassLoader(), resource, null);
+            }
+        }
+
+        jarOut.close();
+        out.close();
+
+        File jar = new File(jarName);
+        FileOutputStream fileOut = new FileOutputStream(jar);
+        fileOut.write(out.toByteArray());
+        fileOut.close();
+
+        return jar.toURI().toURL();
+    }
+
+    private static void addClass(JarOutputStream jarOut, Class<?> javaClass) throws IOException, FileNotFoundException {
+        String classFile = javaClass.getName().replace('.', '/') + ".class";
+        URL url = javaClass.getResource(javaClass.getSimpleName() + ".class");
+        addEntry(jarOut, url, classFile);
+    }
+
+    private static void addResource(JarOutputStream jarOut, ClassLoader cl, String resourceName, String entryName)
+        throws IOException, FileNotFoundException {
+        URL url = cl.getResource(resourceName);
+        if (entryName == null) {
+            entryName = resourceName;
+        }
+        addEntry(jarOut, url, entryName);
+    }
+
+    private static void addEntry(JarOutputStream jarOut, URL url, String resourceName) throws IOException,
+        FileNotFoundException {
+        String path = url.getPath();
+
+        ZipEntry ze = new ZipEntry(resourceName);
+
+        jarOut.putNextEntry(ze);
+        FileInputStream file = new FileInputStream(path);
+        byte[] fileContents = new byte[file.available()];
+        file.read(fileContents);
+        jarOut.write(fileContents);
+        jarOut.closeEntry();
+    }
+
+    static URL generateCalculatorBundle() throws IOException {
+        return createBundle("target/test-classes/calculator-bundle.jar",
+                            "calculator/dosgi/META-INF/MANIFEST.MF",
+                            new String[][] {
+                                            {
+                                             "calculator/dosgi/OSGI-INF/remote-service/calculator-service-descriptions.xml",
+                                             "OSGI-INF/remote-service/calculator-service-descriptions.xml"},
+                                            {"calculator/dosgi/OSGI-INF/calculator-component.xml",
+                                             "OSGI-INF/calculator-component.xml"},
+                                             /*
+                                            {"calculator/dosgi/bundle.componentType",
+                                             "OSGI-INF/sca/bundle.componentType"},
+                                            {"calculator/dosgi/calculator.composite", "OSGI-INF/sca/bundle.composite"},
+                                            {"calculator/dosgi/META-INF/sca-contribution.xml",
+                                             "META-INF/sca-contribution.xml"}
+                                             */
+                                            },
+                            CalculatorService.class,
+                            // Package the interfaces so that the operations bundle can be remote
+                            AddService.class,
+                            SubtractService.class,
+                            MultiplyService.class,
+                            DivideService.class,
+                            CalculatorServiceImpl.class,
+                            CalculatorServiceDSImpl.class,
+                            CalculatorActivator.class);
+    }
+
+    /**
+     * Create the OSGi bundle for calculator SCA
+     * @return
+     * @throws IOException
+     */
+    static URL generateCalculatorSCABundle() throws IOException {
+        return createBundle("target/test-classes/calculator-sca-bundle.jar",
+                            "calculator/dosgi/sca/META-INF/MANIFEST.MF",
+                            new String[][] {
+                                            {"calculator/dosgi/sca/OSGI-INF/sca/calculator.composite",
+                                             "OSGI-INF/sca/bundle.composite"},
+                                            {"calculator/dosgi/sca/META-INF/sca-contribution.xml",
+                                             "META-INF/sca-contribution.xml"},
+                                             {"calculator/dosgi/bundle.componentType",
+                                             "OSGI-INF/sca/calculator.dosgi/bundle.componentType"},
+                                             {"calculator/dosgi/operations/bundle.componentType",
+                                              "OSGI-INF/sca/calculator.dosgi.operations/bundle.componentType"},
+                                             });
+    }
+
+    /**
+     * Create the OSGi bundle for calculator operations
+     * @return
+     * @throws IOException
+     */
+    static URL generateOperationsBundle() throws IOException {
+        return createBundle("target/test-classes/operations-bundle.jar",
+                            "calculator/dosgi/operations/META-INF/MANIFEST.MF",
+                            new String[][] {
+                                            {"calculator/dosgi/operations/OSGI-INF/add-component.xml",
+                                             "OSGI-INF/add-component.xml"},
+                                            {"calculator/dosgi/operations/OSGI-INF/subtract-component.xml",
+                                             "OSGI-INF/subtract-component.xml"},
+                                            {"calculator/dosgi/operations/OSGI-INF/multiply-component.xml",
+                                             "OSGI-INF/multiply-component.xml"},
+                                            {"calculator/dosgi/operations/OSGI-INF/divide-component.xml",
+                                             "OSGI-INF/divide-component.xml"},
+                                             /*
+                                            {"calculator/dosgi/operations/bundle.componentType",
+                                             "OSGI-INF/sca/bundle.componentType"},
+                                            {"calculator/dosgi/operations/operations.composite",
+                                             "OSGI-INF/sca/bundle.composite"},
+                                            {"calculator/dosgi/operations/META-INF/sca-contribution.xml",
+                                             "META-INF/sca-contribution.xml"}
+                                             */
+                                             },
+                            OperationsActivator.class,
+                            AddService.class,
+                            AddServiceImpl.class,
+                            SubtractService.class,
+                            SubtractServiceImpl.class,
+                            MultiplyService.class,
+                            MultiplyServiceImpl.class,
+                            DivideService.class,
+                            DivideServiceImpl.class);
+    }
+
+    /**
+     * 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)));
+        }
+    }
+}