Refactor persister.
[controller.git] / opendaylight / netconf / config-persister-impl / src / main / java / org / opendaylight / controller / netconf / persist / impl / osgi / ConfigPersisterActivator.java
1 /*
2  * Copyright (c) 2013 Cisco Systems, Inc. and others.  All rights reserved.
3  *
4  * This program and the accompanying materials are made available under the
5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6  * and is available at http://www.eclipse.org/legal/epl-v10.html
7  */
8
9 package org.opendaylight.controller.netconf.persist.impl.osgi;
10
11 import org.opendaylight.controller.config.persist.api.storage.StorageAdapter.PropertiesProvider;
12 import org.opendaylight.controller.netconf.persist.impl.ConfigPersisterNotificationHandler;
13 import org.opendaylight.controller.netconf.persist.impl.PersisterImpl;
14 import org.opendaylight.controller.netconf.util.osgi.NetconfConfigUtil;
15 import org.osgi.framework.BundleActivator;
16 import org.osgi.framework.BundleContext;
17 import org.slf4j.Logger;
18 import org.slf4j.LoggerFactory;
19
20 import javax.management.MBeanServer;
21 import java.lang.management.ManagementFactory;
22 import java.net.InetSocketAddress;
23
24 public class ConfigPersisterActivator implements BundleActivator {
25
26     private static final Logger logger = LoggerFactory.getLogger(ConfigPersisterActivator.class);
27
28     private final static MBeanServer platformMBeanServer = ManagementFactory.getPlatformMBeanServer();
29
30     private ConfigPersisterNotificationHandler configPersisterNotificationHandler;
31
32     private Thread initializationThread;
33
34     private static final String NETCONF_CONFIG_PERSISTER_PREFIX = "netconf.config.persister.";
35     public static final String STORAGE_ADAPTER_CLASS_PROP_SUFFIX =  "storageAdapterClass";
36
37     @Override
38     public void start(final BundleContext context) throws Exception {
39         logger.debug("ConfigPersister starting");
40
41         PropertiesProvider propertiesProvider = new PropertiesProvider() {
42             @Override
43             public String getProperty(String key) {
44                 return context.getProperty(getFullKeyForReporting(key));
45             }
46
47             @Override
48             public String getFullKeyForReporting(String key) {
49                 return NETCONF_CONFIG_PERSISTER_PREFIX + key;
50             }
51         };
52
53         PersisterImpl persister = PersisterImpl.createFromProperties(propertiesProvider);
54
55         InetSocketAddress address = NetconfConfigUtil.extractTCPNetconfAddress(context,
56                 "Netconf is not configured, persister is not operational");
57         configPersisterNotificationHandler = new ConfigPersisterNotificationHandler(persister, address,
58                 platformMBeanServer);
59
60         // offload initialization to another thread in order to stop blocking activator
61         Runnable initializationRunnable = new Runnable() {
62             @Override
63             public void run() {
64                 try {
65                     configPersisterNotificationHandler.init();
66                 } catch (InterruptedException e) {
67                     logger.info("Interrupted while waiting for netconf connection");
68                 }
69             }
70         };
71         initializationThread = new Thread(initializationRunnable, "ConfigPersister-registrator");
72         initializationThread.start();
73     }
74
75     @Override
76     public void stop(BundleContext context) throws Exception {
77         initializationThread.interrupt();
78         configPersisterNotificationHandler.close();
79     }
80 }

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