1 files changed, 127 insertions, 0 deletions
diff --git a/sca-java-1.x/tags/1.6.1-TUSCANY-3909/host-rmi/src/main/java/org/apache/tuscany/sca/host/rmi/DefaultRMIHost.java b/sca-java-1.x/tags/1.6.1-TUSCANY-3909/host-rmi/src/main/java/org/apache/tuscany/sca/host/rmi/DefaultRMIHost.java
new file mode 100644
index 0000000000..8985c508fc
--- /dev/null
+++ b/sca-java-1.x/tags/1.6.1-TUSCANY-3909/host-rmi/src/main/java/org/apache/tuscany/sca/host/rmi/DefaultRMIHost.java
@@ -0,0 +1,127 @@
+/*
+ * 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.host.rmi;
+
+import java.rmi.AlreadyBoundException;
+import java.rmi.NotBoundException;
+import java.rmi.Remote;
+import java.rmi.RemoteException;
+import java.rmi.registry.LocateRegistry;
+import java.rmi.registry.Registry;
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+
+/**
+ * Default implementation of a RMI host.
+ * 
+ * @version $Rev$ $Date$
+ */
+public class DefaultRMIHost implements RMIHost {
+
+    //map of RMI registries started and running
+    private Map<String, Registry> rmiRegistries;
+
+    public DefaultRMIHost() {
+        rmiRegistries = new ConcurrentHashMap<String, Registry>();
+        /*
+         * if (System.getSecurityManager() == null) { System.setSecurityManager(new RMISecurityManager()); }
+         */
+    }
+
+    public void registerService(String serviceName, int port, Remote serviceObject) throws RMIHostException,
+        RMIHostRuntimeException {
+        Registry registry;
+        try {
+            registry = rmiRegistries.get(Integer.toString(port));
+            if (registry == null) {
+                try {
+                    registry = LocateRegistry.getRegistry(port);
+                    registry.list();
+                } catch (RemoteException e) {
+                    registry = LocateRegistry.createRegistry(port);
+                }
+                rmiRegistries.put(Integer.toString(port), registry);
+            }
+            registry.bind(serviceName, serviceObject);
+        } catch (AlreadyBoundException e) {
+            throw new RMIHostException(e);
+        } catch (RemoteException e) {
+            RMIHostRuntimeException rmiExec = new RMIHostRuntimeException(e.getMessage());
+            rmiExec.setStackTrace(e.getStackTrace());
+            throw rmiExec;
+        }
+
+    }
+
+    public void registerService(String serviceName, Remote serviceObject) throws RMIHostException,
+        RMIHostRuntimeException {
+        registerService(serviceName, RMI_DEFAULT_PORT, serviceObject);
+    }
+
+    public void unregisterService(String serviceName, int port) throws RMIHostException, RMIHostRuntimeException {
+        Registry registry;
+
+        try {
+            registry = rmiRegistries.get(Integer.toString(port));
+            if (registry == null) {
+                registry = LocateRegistry.getRegistry(port);
+                rmiRegistries.put(Integer.toString(port), registry);
+            }
+            registry.unbind(serviceName);
+        } catch (RemoteException e) {
+            RMIHostRuntimeException rmiExec = new RMIHostRuntimeException(e.getMessage());
+            rmiExec.setStackTrace(e.getStackTrace());
+            throw rmiExec;
+        } catch (NotBoundException e) {
+            throw new RMIHostException(e.getMessage());
+        }
+    }
+
+    public void unregisterService(String serviceName) throws RMIHostException, RMIHostRuntimeException {
+        unregisterService(serviceName, RMI_DEFAULT_PORT);
+
+    }
+
+    public Remote findService(String host, String port, String svcName) throws RMIHostException,
+        RMIHostRuntimeException {
+        Registry registry;
+        Remote remoteService = null;
+        host = (host == null || host.length() <= 0) ? "localhost" : host;
+        int portNumber = (port == null || port.length() <= 0) ? RMI_DEFAULT_PORT : Integer.decode(port);
+
+        try {
+            // Requires permission java.net.SocketPermission "host:port", "connect,accept,resolve"
+            // in security policy.
+            registry = LocateRegistry.getRegistry(host, portNumber);
+
+            if (registry != null) {
+                remoteService = registry.lookup(svcName);
+            }
+        } catch (RemoteException e) {
+            RMIHostRuntimeException rmiExec = new RMIHostRuntimeException(e.getMessage());
+            rmiExec.setStackTrace(e.getStackTrace());
+            throw rmiExec;
+        } catch (NotBoundException e) {
+            throw new RMIHostException(e.getMessage());
+        }
+        return remoteService;
+    }
+
+}