com.zynaptic.reaction.util
Class ReactorLogOsgiOptional

java.lang.Object
  com.zynaptic.reaction.util.ReactorLogOsgiOptional

All Implemented Interfaces:

ReactorLogTarget

public class ReactorLogOsgiOptional
extends java.lang.Object
implements ReactorLogTarget

This class provides support for logging to an optional OSGi logging service. Availability of a suitable OSGi logging bundle is checked on startup and if available will be used for the entire lifecycle of the Reaction bundle. A fallback logging target is specified on startup which will be used if a suitable OSGi service is not available.

Field Summary

Fields inherited from interface com.zynaptic.reaction.util.ReactorLogTarget

LOG_DEBUG, LOG_ERROR, LOG_INFO, LOG_WARNING

Constructor Summary

ReactorLogOsgiOptional(BundleContext bundleContext, ReactorLogTarget backupLogTarget)
Default constructor for the optional OSGi logging service.

Method Summary

void	log(int level, java.lang.String message) Log message string at the specified severity level.
void	log(int level, java.lang.String message, java.lang.Throwable exception) Log message string and accompanying exception information at the specified severity level.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ReactorLogOsgiOptional

public ReactorLogOsgiOptional(BundleContext bundleContext,
                              ReactorLogTarget backupLogTarget)

Default constructor for the optional OSGi logging service. Attaches to the OSGi log service if available and falls back to the backup logging target if not.

Parameters:

bundleContext - This is the OSGi bundle context associated with the Reaction bundle.

backupLogTarget - This is the backup logging target which will be used if the optional OSGi log service is not available.

Method Detail

log

public void log(int level,
                java.lang.String message)

Description copied from interface: ReactorLogTarget

Log message string at the specified severity level.

Specified by:

log in interface ReactorLogTarget

Parameters:

level - This is the severity level at which the message should be logged.

message - This is the message string which should be included in the log file.

log

public void log(int level,
                java.lang.String message,
                java.lang.Throwable exception)

Description copied from interface: ReactorLogTarget

Log message string and accompanying exception information at the specified severity level.

Specified by:

log in interface ReactorLogTarget

Parameters:

level - This is the severity level at which the message should be logged.

message - This is the message string which should be included in the log file.

exception - This is the exception which should be logged with the accompanying message.