org.apache.cassandra.utils.logging

Interface LoggingSupport

All Known Implementing Classes:

LogbackLoggingSupport, NoOpFallbackLoggingSupport

public interface LoggingSupport

Common abstraction of functionality which can be implemented for different logging backend implementations (slf4j bindings). Concrete implementations are dynamically loaded and instantiated by LoggingSupportFactory.getLoggingSupport().

Method Summary

Modifier and Type	Method and Description
java.util.Map<java.lang.String,java.lang.String>	getLoggingLevels()
default void	onShutdown() Hook used to execute logging implementation specific customization at Cassandra shutdown time.
default void	onStartup() Hook used to execute logging implementation specific customization at Cassandra startup time.
void	setLoggingLevel(java.lang.String classQualifier, java.lang.String rawLevel) Changes the given logger to the given log level.

Method Detail

onStartup

default void onStartup()

Hook used to execute logging implementation specific customization at Cassandra startup time.

onShutdown

default void onShutdown()

Hook used to execute logging implementation specific customization at Cassandra shutdown time.

setLoggingLevel

void setLoggingLevel(java.lang.String classQualifier,
                     java.lang.String rawLevel)
              throws java.lang.Exception

Changes the given logger to the given log level.

Parameters:

classQualifier - the class qualifier or logger name

rawLevel - the string representation of a log level

Throws:

java.lang.Exception - an exception which may occur while changing the given logger to the given log level.

getLoggingLevels

java.util.Map<java.lang.String,java.lang.String> getLoggingLevels()

Returns:

a map of logger names and their associated log level as string representations.