1 files changed, 132 insertions, 0 deletions
diff --git a/sca-java-2.x/tags/2.0.1-RC1/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/registry/hazelcast/client/HazelcastClientEndpointRegistry.java b/sca-java-2.x/tags/2.0.1-RC1/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/registry/hazelcast/client/HazelcastClientEndpointRegistry.java
new file mode 100644
index 0000000000..972bd43075
--- /dev/null
+++ b/sca-java-2.x/tags/2.0.1-RC1/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/registry/hazelcast/client/HazelcastClientEndpointRegistry.java
@@ -0,0 +1,132 @@
+/*
+ * 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.registry.hazelcast.client;
+
+import java.io.IOException;
+import java.net.InetAddress;
+import java.net.Socket;
+import java.util.Map;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.core.UtilityExtensionPoint;
+import org.apache.tuscany.sca.registry.hazelcast.HazelcastDomainRegistry;
+import org.apache.tuscany.sca.registry.hazelcast.RegistryConfig;
+import org.apache.tuscany.sca.runtime.RuntimeProperties;
+
+import com.hazelcast.client.ClientProperties;
+import com.hazelcast.client.ClientProperties.ClientPropertyName;
+import com.hazelcast.client.HazelcastClient;
+import com.hazelcast.core.HazelcastInstance;
+
+/**
+ * An DomainRegistry using a Hazelcast Native Client
+ */
+public class HazelcastClientEndpointRegistry extends HazelcastDomainRegistry {
+
+    RegistryConfig rc;
+    HazelcastClient hazelcastClient;
+
+    public HazelcastClientEndpointRegistry(ExtensionPointRegistry registry,
+                                     Map<String, String> attributes,
+                                     String domainRegistryURI,
+                                     String domainURI) {
+        super(registry, attributes, domainRegistryURI, domainURI);
+    }
+
+    @Override
+    public void start() {
+        if (endpointMap != null) {
+            throw new IllegalStateException("The registry has already been started");
+        }
+        initHazelcastClientInstance();
+        endpointMap = hazelcastClient.getMap(rc.getUserid() + "/Endpoints");
+        endpointOwners = hazelcastClient.getMultiMap(rc.getUserid() + "/EndpointOwners");
+        runningComponentContributions = hazelcastClient.getMap(rc.getUserid() + "/RunningComponentContributions");
+        contributionDescriptions = hazelcastClient.getMap(rc.getUserid() + "/ContributionDescriptions");
+    }
+
+    @Override
+    public void stop() {
+        if (hazelcastClient != null) {
+            hazelcastClient.shutdown();
+            hazelcastClient = null;
+            endpointMap = null;
+        }
+    }
+
+    private void initHazelcastClientInstance() {
+        if (this.domainURI == null) {
+            this.properties = registry.getExtensionPoint(UtilityExtensionPoint.class).getUtility(RuntimeProperties.class).getProperties();
+            this.domainURI = properties.getProperty("defaultDomainName", "default");
+        }
+        this.rc = RegistryConfig.parseConfigURI(domainURI);
+        if (rc.getWKAs().size() < 1) {
+            String ip = getDefaultWKA();
+            if (ip != null) {
+                rc.getWKAs().add(ip);
+            }
+        }
+        if (rc.getWKAs().size() < 1) {
+            throw new IllegalArgumentException("No local domain instance found, please use domain URI 'wka=' argument to define IP address(es) for domain");
+        }
+        
+        // Hazelcast is outputs a lot on info level log messages which are unnecessary for us,
+        // so disable info logging for hazelcast client classes unless fine logging is on for tuscany.
+        if (!Logger.getLogger(this.getClass().getName()).isLoggable(Level.CONFIG)) {
+            Logger hzl = Logger.getLogger("com.hazelcast");
+            if (!hzl.isLoggable(Level.FINE)) {
+                hzl.setLevel(Level.WARNING);
+            }
+        }
+
+        ClientProperties clientProps = ClientProperties.crateBaseClientProperties(rc.getUserid(), rc.getPassword());
+        clientProps.setPropertyValue(ClientPropertyName.INIT_CONNECTION_ATTEMPTS_LIMIT, "1");        
+        this.hazelcastClient = HazelcastClient.newHazelcastClient(clientProps, rc.getWKAs().toArray(new String[0]));
+    }
+
+    @Override
+    public HazelcastInstance getHazelcastInstance() {
+        return hazelcastClient;
+    }
+
+    /**
+     * As a default connect to a local runtime instance listening on port 14820
+     */
+	protected static String getDefaultWKA() {
+        Socket s = null;
+		try {
+	        s = new Socket(InetAddress.getLocalHost(), 14820);
+	        if (s.isConnected()) {
+	    		return s.getInetAddress().getHostAddress() + ":14820";
+	        }
+		} catch (IOException e) {
+		} finally {
+			if (s != null) {
+				try {
+					s.close();
+				} catch (IOException e) {
+				}
+			}
+		}
+        return null;	        	
+	}
+}