1 files changed, 105 insertions, 0 deletions
diff --git a/sca-java-2.x/tags/2.0.1-RC1/samples/learning-more/distributed-osgi-dynamic/calculator-bundle/src/test/java/calculator/dosgi/test/OSGiTestUtils.java b/sca-java-2.x/tags/2.0.1-RC1/samples/learning-more/distributed-osgi-dynamic/calculator-bundle/src/test/java/calculator/dosgi/test/OSGiTestUtils.java
new file mode 100644
index 0000000000..43c4d0bf4b
--- /dev/null
+++ b/sca-java-2.x/tags/2.0.1-RC1/samples/learning-more/distributed-osgi-dynamic/calculator-bundle/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: 796166 $ $Date: 2009-07-21 08:03:47 +0100 (Tue, 21 Jul 2009) $
+ */
+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)));
+        }
+    }
+}