1 files changed, 253 insertions, 0 deletions
diff --git a/tags/java/sca/1.5.1/modules/osgi-runtime/src/main/java/org/apache/tuscany/sca/osgi/runtime/FelixRuntime.java b/tags/java/sca/1.5.1/modules/osgi-runtime/src/main/java/org/apache/tuscany/sca/osgi/runtime/FelixRuntime.java
new file mode 100644
index 0000000000..f8b56c88d6
--- /dev/null
+++ b/tags/java/sca/1.5.1/modules/osgi-runtime/src/main/java/org/apache/tuscany/sca/osgi/runtime/FelixRuntime.java
@@ -0,0 +1,253 @@
+/*
+ * 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 org.apache.tuscany.sca.osgi.runtime;
+
+import java.io.File;
+import java.lang.reflect.Constructor;
+import java.lang.reflect.Method;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+import java.util.Properties;
+
+import org.osgi.framework.Bundle;
+import org.osgi.framework.BundleActivator;
+import org.osgi.framework.BundleContext;
+
+/**
+ * Implementation of an OSGi Runtime using Felix.
+ *
+ * @version $Rev$ $Date$
+ */
+public class FelixRuntime extends OSGiRuntime implements BundleActivator {
+    
+    private static BundleContext bundleContext;
+    
+    private static FelixRuntime instance;
+    
+    private static Class<?> felixMainClass;
+    private static Class<?> felixClass;
+    private static Object felix;
+    
+    public static OSGiRuntime getInstance() throws Exception {
+        if (instance == null) {
+            felixMainClass = FelixRuntime.class.getClassLoader().loadClass("org.apache.felix.main.Main");
+            FelixRuntime runtime = new FelixRuntime();
+            instance = runtime;
+        }
+        return instance;
+    }
+    
+    
+    private static void deleteDirectory(File dir) {
+        
+        File[] files = dir.listFiles();
+        for (int i = 0; i < files.length; i++) {
+            if (files[i].isDirectory())
+                deleteDirectory(files[i]);
+            else
+                files[i].delete();
+        }
+        dir.delete();
+        
+    }
+
+    @Override
+    protected BundleContext startRuntime(boolean tuscanyRunningInOSGiContainer) throws Exception {
+        
+        if (bundleContext != null)
+            return bundleContext;
+        
+               
+        ClassLoader cl = FelixRuntime.class.getClassLoader();
+        
+        felixClass = cl.loadClass("org.apache.felix.framework.Felix");
+        Method propsMethod = felixMainClass.getMethod("loadConfigProperties");
+        Properties props = (Properties)propsMethod.invoke(null);
+        
+        String profileDirName = ".felix";
+        File targetDir = new File("target");
+        if (targetDir.exists() && targetDir.isDirectory())
+            profileDirName = "target/" + profileDirName;
+        File profileDir = new File(profileDirName);
+        if (profileDir.isDirectory()) 
+            deleteDirectory(profileDir);
+        else
+            profileDir.delete();
+        profileDir.mkdir();
+        profileDir.deleteOnExit();
+        
+        props.put("felix.cache.profiledir", profileDir.getAbsolutePath());
+        props.put("felix.embedded.execution", "true");
+
+        String systemPackages =
+                "org.osgi.framework; version=1.3.0," +
+                "org.osgi.service.packageadmin; version=1.2.0, " +
+                "org.osgi.service.startlevel; version=1.0.0, " +
+                "org.osgi.service.url; version=1.0.0, " +
+                "org.osgi.util.tracker; version=1.3.2, " +
+                "javax.xml, " +
+                "javax.xml.datatype, " +
+                "javax.xml.namespace, " +
+                "javax.xml.parsers, " +
+                "javax.xml.transform, " +
+                "javax.xml.transform.dom, " +
+                "javax.xml.transform.sax, " +
+                "javax.xml.transform.stream, " +
+                "javax.xml.validation, " +
+                "javax.xml.xpath, " +
+                "org.apache.xerces.jaxp.datatype, " +
+                "org.w3c.dom, " +
+                "org.xml.sax, " +
+                "org.xml.sax.ext, " +
+                "org.xml.sax.helpers, " +
+                "javax.security.auth, " +
+                "javax.naming, " +
+                "javax.naming.spi, " +
+                "javax.naming.directory, " +
+                "javax.management, " + 
+                "sun.misc";
+        
+        
+        if (!tuscanyRunningInOSGiContainer) {
+            systemPackages = systemPackages + ", org.osoa.sca.annotations, org.osoa.sca";
+            systemPackages = systemPackages + ", commonj.sdo, commonj.sdo.helper, org.apache.tuscany.sdo.helper, org.apache.tuscany.sdo.impl, org.apache.tuscany.sdo.model, org.apache.tuscany.sdo.model.impl";
+            systemPackages = systemPackages + ", org.eclipse.emf.ecore, org.eclipse.emf.ecore.util, org.eclipse.emf.ecore.impl";
+        }
+        props.put("org.osgi.framework.system.packages", systemPackages);
+        
+        try {
+            Constructor felixConstructor = felixClass.getConstructor(Map.class, List.class);
+            List<BundleActivator> activators = new ArrayList<BundleActivator>();
+
+            Class<?> autoActivatorClass = cl.loadClass("org.apache.felix.main.AutoActivator");
+            Constructor autoActivatorConstructor = autoActivatorClass.getConstructor(Map.class);
+            BundleActivator autoActivator = (BundleActivator)autoActivatorConstructor.newInstance(props);            
+            activators.add(autoActivator);
+
+            felix = felixConstructor.newInstance(props, activators);
+            ((Bundle)felix).start();
+            bundleContext = ((Bundle)felix).getBundleContext();
+            
+            
+        } catch (Exception e) {
+            
+            // This is the older Felix API which has been retained temporarily to avoid build break
+            // TODO: Remove these once Felix 1.0.0 is released.
+            
+            Class<?> propertyResolverClass = cl.loadClass("org.apache.felix.framework.util.MutablePropertyResolver");
+            Class<?> propertyResolverImplClass = cl.loadClass("org.apache.felix.framework.util.MutablePropertyResolverImpl");
+
+            Constructor implConstructor = propertyResolverImplClass.getConstructor(Map.class);
+            Object mutableProps = implConstructor.newInstance(props);
+            
+            
+            try {
+                Constructor felixConstructor = felixClass.getConstructor(propertyResolverClass, List.class);
+                List<BundleActivator> activators = new ArrayList<BundleActivator>();
+                felix = felixConstructor.newInstance(mutableProps, activators);
+                ((Bundle)felix).start();
+                bundleContext = ((Bundle)felix).getBundleContext();
+            } catch (Exception e1) {
+                
+        
+                felix = felixClass.newInstance();
+                Method startMethod = felixClass.getMethod("start", propertyResolverClass, List.class);
+                List<BundleActivator> activators = new ArrayList<BundleActivator>();
+                BundleActivator activator = new FelixRuntime();
+                activators.add(activator);
+                startMethod.invoke(felix, mutableProps, activators);
+        
+                synchronized (activator) {
+                    int retries = 0;
+                    while (bundleContext == null && retries++ < 10) {
+                        activator.wait(1000);
+                    }
+                }
+            }
+        }
+        
+        return bundleContext;
+        
+    }
+
+    public void start(BundleContext context) throws Exception {
+        
+        bundleContext = context;
+        synchronized (this) {
+            this.notify();
+        }
+    }
+
+    public void stop(BundleContext context) throws Exception {
+        bundleContext = null;
+    }
+    
+    
+    
+    @Override
+    public BundleContext getBundleContext() {
+        return bundleContext;
+    }
+
+    @Override
+    protected void setBundleContext(BundleContext bundleContext) {
+        super.setBundleContext(bundleContext);
+        FelixRuntime.bundleContext = bundleContext;
+    }
+
+
+    @Override
+    public void shutdown() throws Exception {
+
+        if (bundleContext == null)
+            return;
+        bundleContext = null;
+        instance = null;
+        
+        // We could potentially use Felix.stopAndWait, but use timed wait for now because
+        // stopAndWait hangs with Felix 1.0.0
+        if (felix instanceof Bundle) {
+            Bundle felixBundle = (Bundle)felix;
+            felixBundle.stop();
+            int retries = 50;
+            synchronized (felix) {
+                while (retries-- > 0 && felixBundle.getState() != Bundle.UNINSTALLED) {
+                    felix.wait(100);
+                }
+            }
+        }
+        else if (felix != null) {
+            Method shutdownMethod = felixClass.getMethod("shutdown");
+            try {
+                shutdownMethod.invoke(felix);
+            } catch (Exception e) {
+                // Ignore errors
+            }            
+            felix = null;
+        }
+        super.shutdown();
+    }
+    
+    @Override
+    public boolean supportsBundleFragments() {
+        return false;
+    }
+
+}