Inheritance diagram for javolution.osgi.internal.LogServiceImpl:

Collaboration diagram for javolution.osgi.internal.LogServiceImpl:

Classes
class	LogEvent

Public Member Functions
	LogServiceImpl ()

void	log (int level, String message)

void	log (int level, String message, Throwable exception)

void	log (ServiceReference sr, int level, String message)

void	log (ServiceReference sr, int level, String message, Throwable exception)

void	run ()

Private Attributes
final FastTable< LogEvent >	eventQueue = new FastTable<LogEvent>()

Detailed Description

Holds the default implementation of LogService to be used when running outside OSGi or when the Javolution bundle is not started.

Definition at line 20 of file LogServiceImpl.java.

Constructor & Destructor Documentation

◆ LogServiceImpl()

javolution.osgi.internal.LogServiceImpl.LogServiceImpl ( )

Definition at line 30 of file LogServiceImpl.java.

                             {
         super("Logging-Thread");
         setDaemon(true);
         this.start();
         Thread hook = new Thread(new Runnable() {
             @Override
             public void run() { // Maintains the VM alive until the event queue is flushed 
                 synchronized (eventQueue) {
                     try {
                         while (!eventQueue.isEmpty())
                             eventQueue.wait();
                     } catch (InterruptedException e) {}
                 }
             }
         });
         Runtime.getRuntime().addShutdownHook(hook);
     }

References javolution.osgi.internal.LogServiceImpl.eventQueue, and javolution.osgi.internal.LogServiceImpl.run().

Here is the call graph for this function:

Member Function Documentation

◆ log() [1/4]

void javolution.osgi.internal.LogServiceImpl.log	(	int	level,
		String	message
	)

Definition at line 49 of file LogServiceImpl.java.

                                                {
         log(level, message, null);
     }

◆ log() [2/4]

void javolution.osgi.internal.LogServiceImpl.log	(	int	level,
		String	message,
		Throwable	exception
	)

Definition at line 54 of file LogServiceImpl.java.

                                                                     {
         LogEvent event = new LogEvent();
         event.level = level;
         event.message = message;
         event.exception = exception;
         synchronized (eventQueue) {
             eventQueue.addFirst(event);
             eventQueue.notify();
         }
     }

References javolution.osgi.internal.LogServiceImpl.eventQueue.

◆ log() [3/4]

void javolution.osgi.internal.LogServiceImpl.log	(	ServiceReference	sr,
		int	level,
		String	message
	)

Definition at line 67 of file LogServiceImpl.java.

                                                                     {
         throw new UnsupportedOperationException();
     }

◆ log() [4/4]

void javolution.osgi.internal.LogServiceImpl.log	(	ServiceReference	sr,
		int	level,
		String	message,
		Throwable	exception
	)

Definition at line 73 of file LogServiceImpl.java.

                                  {
         throw new UnsupportedOperationException();
     }

◆ run()

void javolution.osgi.internal.LogServiceImpl.run ( )

Definition at line 79 of file LogServiceImpl.java.

                       {
         while (true) {
             try {
                 LogEvent event;
                 synchronized (eventQueue) {
                     while (eventQueue.isEmpty())
                         eventQueue.wait();
                     event = eventQueue.pollLast();
                     eventQueue.notify();
                 }
                 switch (event.level) {
                     case LogService.LOG_DEBUG:
                         System.out.println("[DEBUG] " + event.message);
                         break;
                     case LogService.LOG_INFO:
                         System.out.println("[INFO] " + event.message);
                         break;
                     case LogService.LOG_WARNING:
                         System.out.println("[WARNING] " + event.message);
                         break;
                     case LogService.LOG_ERROR:
                         System.out.println("[ERROR] " + event.message);
                         break;
                     default:
                         System.out.println("[UNKNOWN] " + event.message);
                         break;
                 }
                 if (event.exception != null) {
                     event.exception.printStackTrace(System.out);
                 }
             } catch (InterruptedException error) { 
                 error.printStackTrace(System.err);
             }
         }
     }