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java.lang.Object | +--org.apache.catalina.logger.LoggerBase
Convenience base class for Logger implementations. The only
method that must be implemented is log(String msg)
, plus
any property setting and lifecycle methods required for configuration.
Field Summary | |
protected Container |
container
The Container with which this Logger has been associated. |
protected static java.lang.String |
info
The descriptive information about this implementation. |
protected java.beans.PropertyChangeSupport |
support
The property change support for this component. |
protected int |
verbosity
The verbosity level for above which log messages may be filtered. |
Fields inherited from interface org.apache.catalina.Logger |
DEBUG, ERROR, FATAL, INFORMATION, WARNING |
Constructor Summary | |
LoggerBase()
|
Method Summary | |
void |
addPropertyChangeListener(java.beans.PropertyChangeListener listener)
Add a property change listener to this component. |
Container |
getContainer()
Return the Container with which this Logger has been associated. |
java.lang.String |
getInfo()
Return descriptive information about this Logger implementation and the corresponding version number, in the format <description>/<version> . |
int |
getVerbosity()
Return the verbosity level of this logger. |
void |
log(java.lang.Exception exception,
java.lang.String msg)
Writes the specified exception, and message, to a servlet log file. |
abstract void |
log(java.lang.String msg)
Writes the specified message to a servlet log file, usually an event log. |
void |
log(java.lang.String message,
int verbosity)
Writes the specified message to the servlet log file, usually an event log, if the logger is set to a verbosity level equal to or higher than the specified value for this message. |
void |
log(java.lang.String msg,
java.lang.Throwable throwable)
Writes an explanatory message and a stack trace for a given Throwable exception to the servlet log file. |
void |
log(java.lang.String message,
java.lang.Throwable throwable,
int verbosity)
Writes the specified message and exception to the servlet log file, usually an event log, if the logger is set to a verbosity level equal to or higher than the specified value for this message. |
void |
removePropertyChangeListener(java.beans.PropertyChangeListener listener)
Remove a property change listener from this component. |
void |
setContainer(Container container)
Set the Container with which this Logger has been associated. |
void |
setVerbosity(int verbosity)
Set the verbosity level of this logger. |
void |
setVerbosityLevel(java.lang.String verbosity)
Set the verbosity level of this logger. |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
protected Container container
protected static final java.lang.String info
protected java.beans.PropertyChangeSupport support
protected int verbosity
Constructor Detail |
public LoggerBase()
Method Detail |
public Container getContainer()
getContainer
in interface Logger
public void setContainer(Container container)
setContainer
in interface Logger
container
- The associated Containerpublic java.lang.String getInfo()
<description>/<version>
.
getInfo
in interface Logger
public int getVerbosity()
getVerbosity
in interface Logger
public void setVerbosity(int verbosity)
setVerbosity
in interface Logger
verbosity
- The new verbosity levelpublic void setVerbosityLevel(java.lang.String verbosity)
public void addPropertyChangeListener(java.beans.PropertyChangeListener listener)
addPropertyChangeListener
in interface Logger
listener
- The listener to addpublic abstract void log(java.lang.String msg)
log
in interface Logger
msg
- A String
specifying the message to be
written to the log filepublic void log(java.lang.Exception exception, java.lang.String msg)
log(msg, exception)
instead. This method is deprecated
in the ServletContext interface, but not deprecated here to avoid
many useless compiler warnings. This message will be logged
unconditionally.
log
in interface Logger
exception
- An Exception
to be reportedmsg
- The associated message stringpublic void log(java.lang.String msg, java.lang.Throwable throwable)
Throwable
exception to the servlet log file. The name
and type of the servlet log file is specific to the servlet container,
usually an event log. This message will be logged unconditionally.
log
in interface Logger
msg
- A String
that describes the error or
exceptionthrowable
- The Throwable
error or exceptionpublic void log(java.lang.String message, int verbosity)
log
in interface Logger
message
- A String
specifying the message to be
written to the log fileverbosity
- Verbosity level of this messagepublic void log(java.lang.String message, java.lang.Throwable throwable, int verbosity)
log
in interface Logger
message
- A String
that describes the error or
exceptionthrowable
- The Throwable
error or exceptionverbosity
- Verbosity level of this messagepublic void removePropertyChangeListener(java.beans.PropertyChangeListener listener)
removePropertyChangeListener
in interface Logger
listener
- The listener to remove
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