Connection Manager infrastructure supporting the Clustering Active-Active requirement.

[controller.git] / opendaylight / sal / connection / implementation / src / main / java / org / opendaylight / controller / sal / connection / implementation / internal / Activator.java

diff --git a/opendaylight/sal/connection/implementation/src/main/java/org/opendaylight/controller/sal/connection/implementation/internal/Activator.java b/opendaylight/sal/connection/implementation/src/main/java/org/opendaylight/controller/sal/connection/implementation/internal/Activator.java
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+++ b/opendaylight/sal/connection/implementation/src/main/java/org/opendaylight/controller/sal/connection/implementation/internal/Activator.java
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+/*
+ * 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.sal.connection.implementation.internal;
+
+import org.apache.felix.dm.Component;
+import org.opendaylight.controller.sal.connection.IConnectionListener;
+import org.opendaylight.controller.sal.connection.IConnectionService;
+import org.opendaylight.controller.sal.connection.IPluginInConnectionService;
+import org.opendaylight.controller.sal.connection.IPluginOutConnectionService;
+import org.opendaylight.controller.sal.core.ComponentActivatorAbstractBase;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class Activator extends ComponentActivatorAbstractBase {
+    protected static final Logger logger = LoggerFactory
+            .getLogger(Activator.class);
+
+    /**
+     * Function called when the activator starts just after some initializations
+     * are done by the ComponentActivatorAbstractBase.
+     *
+     */
+    @Override
+    public void init() {
+
+    }
+
+    /**
+     * Function called when the activator stops just before the cleanup done by
+     * ComponentActivatorAbstractBase
+     *
+     */
+    @Override
+    public void destroy() {
+
+    }
+
+    /**
+     * Function that is used to communicate to dependency manager the list of
+     * known Global implementations
+     *
+     *
+     * @return An array containing all the CLASS objects that will be
+     *         instantiated in order to get an fully working implementation
+     *         Object
+     */
+    public Object[] getGlobalImplementations() {
+        Object[] res = { ConnectionService.class};
+        return res;
+    }
+
+    /**
+     * Function that is called when configuration of the dependencies is required.
+     *
+     * @param c
+     *            dependency manager Component object, used for configuring the
+     *            dependencies exported and imported
+     * @param imp
+     *            Implementation class that is being configured, needed as long
+     *            as the same routine can configure multiple implementations
+     */
+    public void configureGlobalInstance(Component c, Object imp) {
+        if (imp.equals(ConnectionService.class)) {
+            c.setInterface(
+                    new String[] { IConnectionService.class.getName(),
+                                   IPluginOutConnectionService.class.getName() },
+                                   null);
+
+            c.add(createServiceDependency()
+                    .setService(IPluginInConnectionService.class)
+                    .setCallbacks("setPluginService", "unsetPluginService")
+                    .setRequired(false));
+            c.add(createServiceDependency()
+                    .setService(IConnectionListener.class)
+                    .setCallbacks("setListener", "unsetListener")
+                    .setRequired(false));
+        }
+    }
+}