1 package org
.argeo
.cms
.internal
.kernel
;
3 import java
.io
.IOException
;
5 import java
.nio
.file
.Files
;
6 import java
.nio
.file
.Path
;
7 import java
.util
.Dictionary
;
9 import java
.util
.Locale
;
11 import org
.argeo
.cms
.CmsException
;
12 import org
.argeo
.node
.ArgeoLogger
;
13 import org
.argeo
.node
.NodeConstants
;
14 import org
.argeo
.node
.NodeDeployment
;
15 import org
.argeo
.node
.NodeInstance
;
16 import org
.argeo
.node
.NodeState
;
17 import org
.argeo
.util
.LangUtils
;
18 import org
.osgi
.framework
.BundleActivator
;
19 import org
.osgi
.framework
.BundleContext
;
20 import org
.osgi
.framework
.Constants
;
21 import org
.osgi
.framework
.ServiceReference
;
22 import org
.osgi
.service
.log
.LogReaderService
;
25 * Activates the {@link Kernel} from the provided {@link BundleContext}. Gives
26 * access to kernel information for the rest of the bundle (and only it)
28 public class Activator
implements BundleActivator
{
29 private static Activator instance
;
31 private BundleContext bc
;
32 private LogReaderService logReaderService
;
33 // private ConfigurationAdmin configurationAdmin;
35 private NodeLogger logger
;
36 private CmsState nodeState
;
37 private CmsDeployment nodeDeployment
;
38 private CmsInstance nodeInstance
;
41 public void start(BundleContext bundleContext
) throws Exception
{
43 this.bc
= bundleContext
;
44 this.logReaderService
= getService(LogReaderService
.class);
45 // this.configurationAdmin = getService(ConfigurationAdmin.class);
47 initSecurity();// must be first
51 } catch (Exception e
) {
53 throw new CmsException("Cannot initialize node", e
);
57 private void initSecurity() {
58 URL url
= getClass().getClassLoader().getResource(
59 KernelConstants
.JAAS_CONFIG
);
60 System
.setProperty("java.security.auth.login.config",
61 url
.toExternalForm());
64 private void initArgeoLogger() {
65 logger
= new NodeLogger(logReaderService
);
66 bc
.registerService(ArgeoLogger
.class, logger
, null);
69 private void initNode() throws IOException
{
71 Path stateUuidPath
= bc
.getDataFile("stateUuid").toPath();
73 if (Files
.exists(stateUuidPath
)) {
74 stateUuid
= Files
.readAllLines(stateUuidPath
).get(0);
76 stateUuid
= bc
.getProperty(Constants
.FRAMEWORK_UUID
);
77 Files
.write(stateUuidPath
, stateUuid
.getBytes());
79 nodeState
= new CmsState(stateUuid
);
80 Dictionary
<String
, Object
> regProps
= LangUtils
.init(
81 Constants
.SERVICE_PID
, NodeConstants
.NODE_STATE_PID
);
82 regProps
.put(NodeConstants
.CN
, stateUuid
);
83 bc
.registerService(NodeState
.class, nodeState
, regProps
);
86 nodeDeployment
= new CmsDeployment();
87 bc
.registerService(NodeDeployment
.class, nodeDeployment
, null);
90 nodeInstance
= new CmsInstance();
91 bc
.registerService(NodeInstance
.class, nodeInstance
, null);
95 public void stop(BundleContext bundleContext
) throws Exception
{
96 nodeInstance
.shutdown();
97 nodeDeployment
.shutdown();
102 this.logReaderService
= null;
103 // this.configurationAdmin = null;
106 private <T
> T
getService(Class
<T
> clazz
) {
107 ServiceReference
<T
> sr
= bc
.getServiceReference(clazz
);
109 throw new CmsException("No service available for " + clazz
);
110 return bc
.getService(sr
);
113 public static NodeState
getNodeState() {
114 return instance
.nodeState
;
117 public String
[] getLocales() {
119 List
<Locale
> locales
= getNodeState().getLocales();
120 String
[] res
= new String
[locales
.size()];
121 for (int i
= 0; i
< locales
.size(); i
++)
122 res
[i
] = locales
.get(i
).toString();