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Diffstat (limited to '')
-rw-r--r-- | sca-java-2.x/tags/2.0-Beta1-RC2/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/BaseDomainRegistryFactory.java | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/sca-java-2.x/tags/2.0-Beta1-RC2/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/BaseDomainRegistryFactory.java b/sca-java-2.x/tags/2.0-Beta1-RC2/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/BaseDomainRegistryFactory.java new file mode 100644 index 0000000000..4f6a29bbcc --- /dev/null +++ b/sca-java-2.x/tags/2.0-Beta1-RC2/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/BaseDomainRegistryFactory.java @@ -0,0 +1,115 @@ +/* + * 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.runtime; + +import java.util.ArrayList; +import java.util.Collection; +import java.util.List; +import java.util.Map; +import java.util.concurrent.ConcurrentHashMap; + +import org.apache.tuscany.sca.core.ExtensionPointRegistry; +import org.apache.tuscany.sca.core.LifeCycleListener; + +/** + * The utility responsible for finding the endpoint regstry by the scheme and creating instances for the + * given domain + * @tuscany.spi.extension.inheritfrom + */ +public abstract class BaseDomainRegistryFactory implements DomainRegistryFactory, LifeCycleListener { + protected ExtensionPointRegistry registry; + protected Map<Object, EndpointRegistry> endpointRegistries = new ConcurrentHashMap<Object, EndpointRegistry>(); + protected List<EndpointListener> listeners = new ArrayList<EndpointListener>(); + + /** + * @param extensionRegistry + */ + public BaseDomainRegistryFactory(ExtensionPointRegistry registry) { + super(); + this.registry = registry; + } + + public void start() { + } + + public synchronized EndpointRegistry getEndpointRegistry(String endpointRegistryURI, String domainURI) { + if (endpointRegistryURI == null) { + endpointRegistryURI = domainURI; + } + + Object key = getKey(endpointRegistryURI, domainURI); + + EndpointRegistry endpointRegistry = endpointRegistries.get(key); + if (endpointRegistry != null) { + return endpointRegistry; + } + + endpointRegistry = createEndpointRegistry(endpointRegistryURI, domainURI); + + if (endpointRegistry instanceof LifeCycleListener) { + ((LifeCycleListener)endpointRegistry).start(); + } + + for (EndpointListener listener : listeners) { + endpointRegistry.addListener(listener); + } + endpointRegistries.put(key, endpointRegistry); + return endpointRegistry; + } + + protected Object getKey(String endpointRegistryURI, String domainURI) { + return endpointRegistryURI + "," + domainURI; + } + + protected abstract EndpointRegistry createEndpointRegistry(String endpointRegistryURI, String domainURI); + + public void stop() { + for (EndpointRegistry endpointRegistry : endpointRegistries.values()) { + if (endpointRegistry instanceof LifeCycleListener) { + ((LifeCycleListener)endpointRegistry).stop(); + } + } + endpointRegistries.clear(); + listeners.clear(); + } + + public synchronized Collection<EndpointRegistry> getEndpointRegistries() { + return new ArrayList<EndpointRegistry>(endpointRegistries.values()); + } + + public synchronized void addListener(EndpointListener listener) { + listeners.add(listener); + for (EndpointRegistry registry : endpointRegistries.values()) { + registry.addListener(listener); + } + } + + public synchronized List<EndpointListener> getListeners() { + return listeners; + } + + public synchronized void removeListener(EndpointListener listener) { + listeners.remove(listener); + for (EndpointRegistry registry : endpointRegistries.values()) { + registry.removeListener(listener); + } + } + +} |