1 files changed, 83 insertions, 0 deletions
diff --git a/sca-java-2.x/tags/2.0.1-RC1/modules/domain-node/src/main/java/org/apache/tuscany/sca/impl/RemoteCommand.java b/sca-java-2.x/tags/2.0.1-RC1/modules/domain-node/src/main/java/org/apache/tuscany/sca/impl/RemoteCommand.java
new file mode 100644
index 0000000000..5e150dba02
--- /dev/null
+++ b/sca-java-2.x/tags/2.0.1-RC1/modules/domain-node/src/main/java/org/apache/tuscany/sca/impl/RemoteCommand.java
@@ -0,0 +1,83 @@
+/*
+ * 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.impl;
+
+import java.io.Serializable;
+import java.util.concurrent.Callable;
+
+import org.apache.tuscany.sca.Node;
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.core.ExtensionPointRegistryLocator;
+import org.apache.tuscany.sca.core.UtilityExtensionPoint;
+import org.apache.tuscany.sca.runtime.ActiveNodes;
+
+public class RemoteCommand implements Callable<String>, Serializable {
+    private static final long serialVersionUID = 1L;
+
+    // all fields MUST be Serializable
+    private String domainName;
+    private String command;
+    private String contributionURI;
+    private String compositeURI;
+
+    public RemoteCommand(String domainName, String command, String contributionURI, String compositeURI) {
+        this.domainName = domainName;
+        this.command = command;
+        this.contributionURI = contributionURI;
+        this.compositeURI = compositeURI;
+    }
+
+    public String call() throws Exception {
+        String response;
+        try {
+            Node node = getNode();
+
+            if ("start".equals(command)) {
+                node.startComposite(contributionURI, compositeURI);
+                response = "Started.";
+            } else if ("stop".equals(command)) {
+                node.stopComposite(contributionURI, compositeURI);
+                response = "Stopped.";
+            } else {
+                response = "Unknown command: " + command;
+            }
+        } catch (Exception e) {
+               response = "REMOTE EXCEPTION: " + e.getClass() + ":" + e.getMessage();
+        }
+        return response;
+    }
+
+    private Node getNode() {
+        // TODO Several places in Tuscany need to do this type of thing, for example, processing
+        // async responses, so we need to design a "proper" way to do it
+        
+        for (ExtensionPointRegistry xpr : ExtensionPointRegistryLocator.getExtensionPointRegistries()) {
+            ActiveNodes activeNodes = xpr.getExtensionPoint(UtilityExtensionPoint.class).getUtility(ActiveNodes.class);
+            for (Object o : activeNodes.getActiveNodes()) {
+                Node node = (Node)o;
+                if (node.getDomainName().equals(domainName)) {
+                    return node;
+                }
+            }
+        }
+        throw new IllegalStateException("No remote Node found for domain: " + domainName);
+    }
+
+}