Log4JULogger (Apache Chainsaw 2.1.0-SNAPSHOT API)

java.lang.Object
- org.apache.log4j.spi.Log4JULogger

All Implemented Interfaces:

ULogger
```
public final class Log4JULogger
extends Object
implements ULogger
```
An implementation of ULogger on org.apache.log4j.Logger.

Constructor Summary

Constructors
Constructor and Description

Log4JULogger(org.apache.log4j.Logger l)
Create a new instance.

Constructors
Constructor and Description
`Log4JULogger(org.apache.log4j.Logger l)` Create a new instance.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`void`	`debug(Object msg)` Log a message object with the DEBUG level.
`void`	`debug(Object parameterizedMsg, Object param1)` Log a parameterized message object at the DEBUG level.
`void`	`debug(Object msg, Throwable t)` Log a message object with the `DEBUG` level including the stack trace of the `Throwablet` passed as parameter.
`void`	`debug(String parameterizedMsg, Object param1, Object param2)` Log a parameterized message object at the DEBUG level.
`void`	`error(Object msg)` Log a message object with the ERROR level.
`void`	`error(Object parameterizedMsg, Object param1)` Log a parameterized message object at the ERROR level.
`void`	`error(Object msg, Throwable t)` Log a message object with the `ERROR` level including the stack trace of the `Throwablet` passed as parameter.
`void`	`error(String parameterizedMsg, Object param1, Object param2)` Log a parameterized message object at the ERROR level.
`void`	`info(Object msg)` Log a message object with the INFO level.
`void`	`info(Object parameterizedMsg, Object param1)` Log a parameterized message object at the INFO level.
`void`	`info(Object msg, Throwable t)` Log a message object with the `INFO` level including the stack trace of the `Throwablet` passed as parameter.
`void`	`info(String parameterizedMsg, Object param1, Object param2)` Log a parameterized message object at the INFO level.
`boolean`	`isDebugEnabled()` Is the logger instance enabled for the DEBUG level?
`boolean`	`isErrorEnabled()` Is the logger instance enabled for the ERROR level?
`boolean`	`isInfoEnabled()` Is the logger instance enabled for the INFO level?
`boolean`	`isWarnEnabled()` Is the logger instance enabled for the WARN level?
`void`	`warn(Object msg)` Log a message object with the WARN level.
`void`	`warn(Object parameterizedMsg, Object param1)` Log a parameterized message object at the WARN level.
`void`	`warn(Object msg, Throwable t)` Log a message object with the `WARN` level including the stack trace of the `Throwablet` passed as parameter.
`void`	`warn(String parameterizedMsg, Object param1, Object param2)` Log a parameterized message object at the WARN level.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - Log4JULogger
```
public Log4JULogger(org.apache.log4j.Logger l)
```
    Create a new instance.
    
    Parameters:
    
    l - logger, may not be null.
- Method Detail
  - isDebugEnabled
```
public boolean isDebugEnabled()
```
    Is the logger instance enabled for the DEBUG level?
    
    Specified by:
    
    isDebugEnabled in interface ULogger
    
    Returns:
    
    true if debug is enabled.
  - debug
```
public void debug(Object msg)
```
    Log a message object with the DEBUG level.
    
    Specified by:
    
    debug in interface ULogger
    
    Parameters:
    
    msg - - the message object to be logged
  - debug
```
public void debug(Object parameterizedMsg,
                  Object param1)
```
    Log a parameterized message object at the DEBUG level.
    This form is useful in avoiding the superflous object creation problem when invoking this method while it is disabled.
    
    Specified by:
    
    debug in interface ULogger
    
    Parameters:
    
    parameterizedMsg - - the parameterized message object
    
    param1 - - the parameter
  - debug
```
public void debug(String parameterizedMsg,
                  Object param1,
                  Object param2)
```
    Log a parameterized message object at the DEBUG level.
    This form is useful in avoiding the superflous object creation problem when invoking this method while it is disabled.
    
    Specified by:
    
    debug in interface ULogger
    
    Parameters:
    
    parameterizedMsg - - the parameterized message object
    
    param1 - - the first parameter
    
    param2 - - the second parameter
  - debug
```
public void debug(Object msg,
                  Throwable t)
```
    Log a message object with the DEBUG level including the stack trace of the Throwablet passed as parameter.
    
    Specified by:
    
    debug in interface ULogger
    
    Parameters:
    
    msg - the message object to log.
    
    t - the exception to log, including its stack trace.
  - isInfoEnabled
```
public boolean isInfoEnabled()
```
    Is the logger instance enabled for the INFO level?
    
    Specified by:
    
    isInfoEnabled in interface ULogger
    
    Returns:
    
    true if debug is enabled.
  - info
```
public void info(Object msg)
```
    Log a message object with the INFO level.
    
    Specified by:
    
    info in interface ULogger
    
    Parameters:
    
    msg - - the message object to be logged
  - info
```
public void info(Object parameterizedMsg,
                 Object param1)
```
    Log a parameterized message object at the INFO level.
    This form is useful in avoiding the superflous object creation problem when invoking this method while it is disabled.
    
    Specified by:
    
    info in interface ULogger
    
    Parameters:
    
    parameterizedMsg - - the parameterized message object
    
    param1 - - the parameter
  - info
```
public void info(String parameterizedMsg,
                 Object param1,
                 Object param2)
```
    Log a parameterized message object at the INFO level.
    This form is useful in avoiding the superflous object creation problem when invoking this method while it is disabled.
    
    Specified by:
    
    info in interface ULogger
    
    Parameters:
    
    parameterizedMsg - - the parameterized message object
    
    param1 - - the first parameter
    
    param2 - - the second parameter
  - info
```
public void info(Object msg,
                 Throwable t)
```
    Log a message object with the INFO level including the stack trace of the Throwablet passed as parameter.
    
    Specified by:
    
    info in interface ULogger
    
    Parameters:
    
    msg - the message object to log.
    
    t - the exception to log, including its stack trace.
  - isWarnEnabled
```
public boolean isWarnEnabled()
```
    Is the logger instance enabled for the WARN level?
    
    Specified by:
    
    isWarnEnabled in interface ULogger
    
    Returns:
    
    true if debug is enabled.
  - warn
```
public void warn(Object msg)
```
    Log a message object with the WARN level.
    
    Specified by:
    
    warn in interface ULogger
    
    Parameters:
    
    msg - - the message object to be logged
  - warn
```
public void warn(Object parameterizedMsg,
                 Object param1)
```
    Log a parameterized message object at the WARN level.
    This form is useful in avoiding the superflous object creation problem when invoking this method while it is disabled.
    
    Specified by:
    
    warn in interface ULogger
    
    Parameters:
    
    parameterizedMsg - - the parameterized message object
    
    param1 - - the parameter
  - warn
```
public void warn(String parameterizedMsg,
                 Object param1,
                 Object param2)
```
    Log a parameterized message object at the WARN level.
    This form is useful in avoiding the superflous object creation problem when invoking this method while it is disabled.
    
    Specified by:
    
    warn in interface ULogger
    
    Parameters:
    
    parameterizedMsg - - the parameterized message object
    
    param1 - - the first parameter
    
    param2 - - the second parameter
  - warn
```
public void warn(Object msg,
                 Throwable t)
```
    Log a message object with the WARN level including the stack trace of the Throwablet passed as parameter.
    
    Specified by:
    
    warn in interface ULogger
    
    Parameters:
    
    msg - the message object to log.
    
    t - the exception to log, including its stack trace.
  - isErrorEnabled
```
public boolean isErrorEnabled()
```
    Is the logger instance enabled for the ERROR level?
    
    Specified by:
    
    isErrorEnabled in interface ULogger
    
    Returns:
    
    true if debug is enabled.
  - error
```
public void error(Object msg)
```
    Log a message object with the ERROR level.
    
    Specified by:
    
    error in interface ULogger
    
    Parameters:
    
    msg - - the message object to be logged
  - error
```
public void error(Object parameterizedMsg,
                  Object param1)
```
    Log a parameterized message object at the ERROR level.
    This form is useful in avoiding the superflous object creation problem when invoking this method while it is disabled.
    
    Specified by:
    
    error in interface ULogger
    
    Parameters:
    
    parameterizedMsg - - the parameterized message object
    
    param1 - - the parameter
  - error
```
public void error(String parameterizedMsg,
                  Object param1,
                  Object param2)
```
    Log a parameterized message object at the ERROR level.
    This form is useful in avoiding the superflous object creation problem when invoking this method while it is disabled.
    
    Specified by:
    
    error in interface ULogger
    
    Parameters:
    
    parameterizedMsg - - the parameterized message object
    
    param1 - - the first parameter
    
    param2 - - the second parameter
  - error
```
public void error(Object msg,
                  Throwable t)
```
    Log a message object with the ERROR level including the stack trace of the Throwablet passed as parameter.
    
    Specified by:
    
    error in interface ULogger
    
    Parameters:
    
    msg - the message object to log.
    
    t - the exception to log, including its stack trace.

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Class Log4JULogger

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

Log4JULogger

Method Detail

isDebugEnabled

debug

debug

debug

debug

isInfoEnabled

info

info

info

info

isWarnEnabled

warn

warn

warn

warn

isErrorEnabled

error

error

error

error