HostTracker Bundle Separation

[controller.git] / opendaylight / hosttracker_new / implementation / src / main / java / org / opendaylight / controller / hosttracker / internal / Activator.java

diff --git a/opendaylight/hosttracker_new/implementation/src/main/java/org/opendaylight/controller/hosttracker/internal/Activator.java b/opendaylight/hosttracker_new/implementation/src/main/java/org/opendaylight/controller/hosttracker/internal/Activator.java
new file mode 100644 (file)
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+++ b/opendaylight/hosttracker_new/implementation/src/main/java/org/opendaylight/controller/hosttracker/internal/Activator.java
@@ -0,0 +1,140 @@
+/*
+ * 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.hosttracker.internal;
+
+import java.util.Dictionary;
+import java.util.Hashtable;
+
+import org.apache.felix.dm.Component;
+import org.opendaylight.controller.hosttracker.IDeviceService;
+import org.opendaylight.controller.sal.core.ComponentActivatorAbstractBase;
+import org.opendaylight.controller.sal.packet.IDataPacketService;
+import org.opendaylight.controller.sal.packet.IListenDataPacket;
+import org.opendaylight.controller.switchmanager.ISwitchManager;
+import org.opendaylight.controller.topologymanager.ITopologyManager;
+import org.opendaylight.controller.topologymanager.ITopologyManagerAware;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class Activator extends ComponentActivatorAbstractBase {
+    protected static final Logger logger = LoggerFactory
+            .getLogger(Activator.class);
+
+    @Override
+    protected void init() {
+
+    }
+
+    @Override
+    protected void destroy() {
+
+    }
+
+    /**
+     * Function that is used to communicate to dependency manager the list of
+     * known implementations for services inside a container
+     *
+     *
+     * @return An array containing all the CLASS objects that will be
+     *         instantiated in order to get an fully working implementation
+     *         Object
+     */
+    @Override
+    public Object[] getImplementations() {
+        Object[] res = { DeviceManagerImpl.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
+     * @param containerName
+     *            The containerName being configured, this allow also optional
+     *            per-container different behavior if needed, usually should not
+     *            be the case though.
+     */
+    @Override
+    public void configureInstance(Component c, Object imp, String containerName) {
+        if (imp.equals(DeviceManagerImpl.class)) {
+            // export the service
+            // XXX - TODO merge with existing APIs
+            Dictionary<String, String> props = new Hashtable<String, String>();
+            props.put("salListenerName", "devicemanager");
+
+            c.setInterface(new String[] { IDeviceService.class.getName(),
+                    IListenDataPacket.class.getName(),
+                    ITopologyManagerAware.class.getName() }, props);
+
+            c.add(createContainerServiceDependency(containerName)
+                    .setService(ISwitchManager.class)
+                    .setCallbacks("setSwitchManager", "unsetSwitchManager")
+                    .setRequired(false));
+
+            c.add(createContainerServiceDependency(containerName)
+                    .setService(IDataPacketService.class)
+                    .setCallbacks("setDataPacketService",
+                            "unsetDataPacketService").setRequired(true));
+
+            // c.add(createContainerServiceDependency(containerName).setService(
+            // IClusterContainerServices.class).setCallbacks(
+            // "setClusterContainerService",
+            // "unsetClusterContainerService").setRequired(true));
+            c.add(createContainerServiceDependency(containerName)
+                    .setService(ITopologyManager.class)
+                    .setCallbacks("setTopologyManager", "unsetTopologyManager")
+                    .setRequired(false));
+
+            c.add(createContainerServiceDependency(containerName)
+                    .setService(IDataPacketService.class)
+                    .setCallbacks("setDataPacketService",
+                            "unsetDataPacketService").setRequired(true));
+        }
+    }
+
+    /**
+     * Method which tells how many Global implementations are supported by the
+     * bundle. This way we can tune the number of components created. This
+     * components will be created ONLY at the time of bundle startup and will be
+     * destroyed only at time of bundle destruction, this is the major
+     * difference with the implementation retrieved via getImplementations where
+     * all of them are assumed to be in a container !
+     *
+     *
+     * @return The list of implementations the bundle will support, in Global
+     *         version
+     */
+    @Override
+    protected Object[] getGlobalImplementations() {
+        return null;
+    }
+
+    /**
+     * Configure the dependency for a given instance Global
+     *
+     * @param c
+     *            Component assigned for this instance, this will be what will
+     *            be used for configuration
+     * @param imp
+     *            implementation to be configured
+     * @param containerName
+     *            container on which the configuration happens
+     */
+    @Override
+    protected void configureGlobalInstance(Component c, Object imp) {
+
+    }
+
+}