Initial opendaylight infrastructure commit!!

[controller.git] / opendaylight / clustering / stub / src / main / java / org / opendaylight / controller / clustering / stub / internal / ClusterManagerCommon.java

diff --git a/opendaylight/clustering/stub/src/main/java/org/opendaylight/controller/clustering/stub/internal/ClusterManagerCommon.java b/opendaylight/clustering/stub/src/main/java/org/opendaylight/controller/clustering/stub/internal/ClusterManagerCommon.java
new file mode 100644 (file)
index 0000000..13d05bb
--- /dev/null
+++ b/opendaylight/clustering/stub/src/main/java/org/opendaylight/controller/clustering/stub/internal/ClusterManagerCommon.java
@@ -0,0 +1,164 @@
+
+/*
+ * Copyright (c) 2013 Cisco Systems, Inc. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+
+package org.opendaylight.controller.clustering.stub.internal;
+
+import java.util.ArrayList;
+import java.util.concurrent.ConcurrentHashMap;
+import java.net.UnknownHostException;
+import java.net.InetAddress;
+import java.util.List;
+import java.util.Properties;
+import java.util.Set;
+import java.util.concurrent.ConcurrentMap;
+
+import javax.transaction.HeuristicMixedException;
+import javax.transaction.HeuristicRollbackException;
+import javax.transaction.NotSupportedException;
+import javax.transaction.RollbackException;
+import javax.transaction.SystemException;
+import javax.transaction.Transaction;
+import javax.transaction.TransactionManager;
+
+import org.opendaylight.controller.clustering.services.CacheConfigException;
+import org.opendaylight.controller.clustering.services.CacheExistException;
+import org.opendaylight.controller.clustering.services.CacheListenerAddException;
+import org.opendaylight.controller.clustering.services.ICacheUpdateAware;
+import org.opendaylight.controller.clustering.services.IClusterServices;
+import org.opendaylight.controller.clustering.services.IClusterServicesCommon;
+import org.opendaylight.controller.clustering.services.ICoordinatorChangeAware;
+import org.opendaylight.controller.clustering.services.IListenRoleChange;
+import org.opendaylight.controller.clustering.services.ListenRoleChangeAddException;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.util.Dictionary;
+import java.util.Collections;
+import java.util.HashSet;
+import org.apache.felix.dm.Component;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+abstract public class ClusterManagerCommon implements IClusterServicesCommon {
+    protected String containerName = "";
+    protected static final Logger logger = LoggerFactory
+            .getLogger(ClusterManagerCommon.class);
+    private InetAddress loopbackAddress;
+    private ConcurrentMap<String, ConcurrentMap<?, ?>> caches = new ConcurrentHashMap<String, ConcurrentMap<?, ?>>();
+
+    protected ClusterManagerCommon() throws UnknownHostException {
+        loopbackAddress = InetAddress.getByName("127.0.0.1");
+    }
+
+    /**
+     * Function called by the dependency manager when all the required
+     * dependencies are satisfied
+     *
+     */
+    void init(Component c) {
+        Dictionary props = c.getServiceProperties();
+        if (props != null) {
+            this.containerName = (String) props.get("containerName");
+            logger.debug("Running containerName:" + this.containerName);
+        } else {
+            // In the Global instance case the containerName is empty
+            this.containerName = "";
+        }
+    }
+
+    /**
+     * Function called by the dependency manager when any of the required
+     * dependencies are going away
+     *
+     */
+    void destroy() {
+        // Clear the caches, will restart on the new life
+        this.caches.clear();
+    }
+
+    @Override
+    public ConcurrentMap<?, ?> createCache(String cacheName,
+            Set<IClusterServices.cacheMode> cMode) throws CacheExistException,
+            CacheConfigException {
+        ConcurrentMap<?, ?> res = this.caches.get(cacheName);
+        if (res == null) {
+            res = new ConcurrentHashMap();
+            this.caches.put(cacheName, res);
+            return res;
+        }
+        throw new CacheExistException();
+    }
+
+    @Override
+    public ConcurrentMap<?, ?> getCache(String cacheName) {
+        return this.caches.get(cacheName);
+    }
+
+    @Override
+    public void destroyCache(String cacheName) {
+        this.caches.remove(cacheName);
+    }
+
+    @Override
+    public boolean existCache(String cacheName) {
+        return (this.caches.get(cacheName) != null);
+    }
+
+    @Override
+    public Set<String> getCacheList() {
+        return this.caches.keySet();
+    }
+
+    @Override
+    public Properties getCacheProperties(String cacheName) {
+        return null;
+    }
+
+    @Override
+    public void tbegin() throws NotSupportedException, SystemException {
+    }
+
+    @Override
+    public void tcommit() throws RollbackException, HeuristicMixedException,
+            HeuristicRollbackException, java.lang.SecurityException,
+            java.lang.IllegalStateException, SystemException {
+    }
+
+    @Override
+    public void trollback() throws java.lang.IllegalStateException,
+            java.lang.SecurityException, SystemException {
+    }
+
+    @Override
+    public Transaction tgetTransaction() throws SystemException {
+        return null;
+    }
+
+    @Override
+    public List<InetAddress> getClusteredControllers() {
+        List<InetAddress> res = new ArrayList<InetAddress>();
+        res.add(loopbackAddress);
+        return res;
+    }
+
+    @Override
+    public InetAddress getMyAddress() {
+        return loopbackAddress;
+    }
+
+    @Override
+    public InetAddress getCoordinatorAddress() {
+        return loopbackAddress;
+    }
+
+    @Override
+    public boolean amICoordinator() {
+        return true;
+    }
+}