Java Doc for Log.java in  » J2EE » Enhydra-Demos » org » enhydra » dm » api » loggers » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » J2EE » Enhydra Demos » org.enhydra.dm.api.loggers 
Source Cross Reference  Class Diagram Java Document (Java Doc) 


java.lang.Object
   org.enhydra.dm.api.loggers.Log

All known Subclasses:   org.enhydra.dm.loggers.Log4jLog,  org.enhydra.dm.loggers.EnhydraLog,
Log
abstract public class Log (Code)
Provides logging utility functionality. A provider can extend this class and is specified by the "org.enhydra.dm.util.Log" system property.


Field Summary
final public static  intCRITICAL
     Logging threshold indicating critical errors should be logged.
final public static  intDEBUG
     Logging threshold indicating everything should be logged.
final public static  intERROR
     Logging threshold indicating errors should be logged.
final public static  intINFORMATION
     Logging threshold indicating useful information should be logged.
final public static  intNOTHING
     Logging threshold indicating nothing should be logged.
final public static  intWARNING
     Logging threshold indicating warnings should be logged.

Constructor Summary
protected  Log()
     Constructed provided for subclasses.

Method Summary
public static  LoggetInstance()
    
protected  intgetLogThreshold()
     Returns the current logging threshold.
public  intgetThreshold()
     Returns the current logging threshold.
public  voidlog(int level, Object arg)
     Logs an object for the specified level.
Parameters:
  level - The logging level.
Parameters:
  arg - The argument object.
public  voidlog(int level, String message, Object arg)
     Logs a message with an argument object for the specified level.
Parameters:
  level - The logging level.
Parameters:
  message - The message.
abstract protected  voidlogMessage(int level, String message)
     Logs the specified message at the provided level.
public static  voidsetLogger(Log logger)
    
public  voidsetThreshold(int threshold)
     Sets the current logging threshold.

Field Detail
CRITICAL
final public static int CRITICAL(Code)
Logging threshold indicating critical errors should be logged.



DEBUG
final public static int DEBUG(Code)
Logging threshold indicating everything should be logged.



ERROR
final public static int ERROR(Code)
Logging threshold indicating errors should be logged.



INFORMATION
final public static int INFORMATION(Code)
Logging threshold indicating useful information should be logged.



NOTHING
final public static int NOTHING(Code)
Logging threshold indicating nothing should be logged.



WARNING
final public static int WARNING(Code)
Logging threshold indicating warnings should be logged.




Constructor Detail
Log
protected Log()(Code)
Constructed provided for subclasses.




Method Detail
getInstance
public static Log getInstance()(Code)



getLogThreshold
protected int getLogThreshold()(Code)
Returns the current logging threshold. an int containing the current threshold value.



getThreshold
public int getThreshold()(Code)
Returns the current logging threshold. an int containing the current threshold value.



log
public void log(int level, Object arg)(Code)
Logs an object for the specified level.
Parameters:
  level - The logging level.
Parameters:
  arg - The argument object. Strings will be logged directly;Throwables will log a stack trace.



log
public void log(int level, String message, Object arg)(Code)
Logs a message with an argument object for the specified level.
Parameters:
  level - The logging level.
Parameters:
  message - The message. This can contain format arguments, i.e. "{0}".
Parameters:
  arg - The argument object. A String will be interpreted as asingle format value. A Throwable will use the associatedstack trace as the format value. A Object[] will beinterpreted as a set of format values (i.e., "{0}", "{1}", etc.).



logMessage
abstract protected void logMessage(int level, String message)(Code)
Logs the specified message at the provided level.
Parameters:
  level - The logging level.
Parameters:
  message - The message that is to be logged.



setLogger
public static void setLogger(Log logger)(Code)



setThreshold
public void setThreshold(int threshold)(Code)
Sets the current logging threshold.
Parameters:
  threshold - The new logging threshold value.



Methods inherited from java.lang.Object
native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc)
public boolean equals(Object obj)(Code)(Java Doc)
protected void finalize() throws Throwable(Code)(Java Doc)
final native public Class getClass()(Code)(Java Doc)
native public int hashCode()(Code)(Java Doc)
final native public void notify()(Code)(Java Doc)
final native public void notifyAll()(Code)(Java Doc)
public String toString()(Code)(Java Doc)
final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc)
final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc)
final public void wait() throws InterruptedException(Code)(Java Doc)

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