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Diffstat (limited to 'sca-java-2.x/branches/2.0-Beta2/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/endpoint/hazelcast/client/HazelcastClientEndpointRegistry.java')
-rw-r--r-- | sca-java-2.x/branches/2.0-Beta2/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/endpoint/hazelcast/client/HazelcastClientEndpointRegistry.java | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/sca-java-2.x/branches/2.0-Beta2/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/endpoint/hazelcast/client/HazelcastClientEndpointRegistry.java b/sca-java-2.x/branches/2.0-Beta2/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/endpoint/hazelcast/client/HazelcastClientEndpointRegistry.java new file mode 100644 index 0000000000..8b9e49ecd3 --- /dev/null +++ b/sca-java-2.x/branches/2.0-Beta2/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/endpoint/hazelcast/client/HazelcastClientEndpointRegistry.java @@ -0,0 +1,120 @@ +/* + * 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.endpoint.hazelcast.client; + +import java.net.BindException; +import java.net.InetAddress; +import java.net.NetworkInterface; +import java.net.ServerSocket; +import java.util.Enumeration; +import java.util.Map; + +import org.apache.tuscany.sca.core.ExtensionPointRegistry; +import org.apache.tuscany.sca.core.UtilityExtensionPoint; +import org.apache.tuscany.sca.endpoint.hazelcast.HazelcastEndpointRegistry; +import org.apache.tuscany.sca.endpoint.hazelcast.RegistryConfig; +import org.apache.tuscany.sca.runtime.RuntimeProperties; + +import com.hazelcast.client.HazelcastClient; +import com.hazelcast.core.HazelcastInstance; + +/** + * An EndpointRegistry using a Hazelcast Native Client + */ +public class HazelcastClientEndpointRegistry extends HazelcastEndpointRegistry { + + 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(domainURI + "/Endpoints"); + endpointOwners = hazelcastClient.getMultiMap(domainURI + "/EndpointOwners"); + } + + @Override + public void stop() { + if (hazelcastClient != null) { + hazelcastClient.shutdown(); + hazelcastClient = null; + endpointMap = null; + } + } + + private void initHazelcastClientInstance() { + this.properties = registry.getExtensionPoint(UtilityExtensionPoint.class).getUtility(RuntimeProperties.class).getProperties(); + RegistryConfig rc = new RegistryConfig(properties); + if (rc.getWKAs().size() < 1) { + String ip = getDefaultWKA(); + if (ip != null) { + rc.getWKAs().add(ip); + } + } + if (rc.getWKAs().size() < 1) { + throw new IllegalArgumentException("Must specify remote IP address(es) for domain"); + } + this.domainURI = properties.getProperty("defaultDomainName", "default"); + this.hazelcastClient = HazelcastClient.newHazelcastClient(rc.getUserid(), rc.getPassword(), rc.getWKAs().toArray(new String[0])); + } + + @Override + public HazelcastInstance getHazelcastInstance() { + return hazelcastClient; + } + + /** + * See if there's a local IP listening on port 14820 + */ + protected static String getDefaultWKA() { + try { + Enumeration<NetworkInterface> nis = NetworkInterface.getNetworkInterfaces(); + while (nis.hasMoreElements()) { + NetworkInterface ni = nis.nextElement(); + Enumeration<InetAddress> ips = ni.getInetAddresses(); + while (ips.hasMoreElements()) { + InetAddress addr = ips.nextElement(); + ServerSocket ss = null; + try { + ss = new ServerSocket(14820, 0, addr); + } catch (BindException e) { + return addr.getHostAddress() + ":14820"; + } finally { + if (ss != null) { + ss.close(); + } + } + } + } + } catch (Exception e) { + } + return null; + } + +} |