org.springbyexample.util.log

Class LoggerBeanPostProcessor

java.lang.Object

org.springbyexample.util.log.LoggerBeanPostProcessor

All Implemented Interfaces:

org.springframework.beans.factory.config.BeanPostProcessor, org.springframework.core.Ordered

Direct Known Subclasses:

AnnotationLoggerBeanPostProcessor, LoggerAwareBeanPostProcessor

public class LoggerBeanPostProcessor
extends Object
implements org.springframework.beans.factory.config.BeanPostProcessor, org.springframework.core.Ordered

Injects loggers into new bean instances based on reflection.

Default logger factories configured are SLF4J, Apache Commons, Log4J, and JDK 1.4 Logging.

Author:

Tim Voet, David Winterfeldt

Field Summary

Fields

Modifier and Type	Field and Description
protected Map<String,String>	hLoggerFactories
protected String	methodName

Fields inherited from interface org.springframework.core.Ordered

HIGHEST_PRECEDENCE, LOWEST_PRECEDENCE

Constructor Summary

Constructors

Constructor and Description
LoggerBeanPostProcessor() Constructor

Method Summary

Methods

Modifier and Type	Method and Description
protected Object	getLogger(String loggerName, String loggerType) Gets logger based on the logger name and type of logger (class name, ex: 'org.slf4j.Logger').
int	getOrder()
void	injectMethod(Object bean, Method method) Processes a property descriptor to inject a logger.
Object	postProcessAfterInitialization(Object bean, String beanName) This method is used to execute after a bean's initialization callback.
Object	postProcessBeforeInitialization(Object bean, String beanName)
protected void	processLogger(Object bean, String methodName) Instantiates bean specific loggers and sets them.
void	setLoggerFactoryMap(Map<String,String> hLoggerFactories) Set logger factory Map.
void	setMethodName(String methodName) Sets target method name to set logger.

Methods inherited from class java.lang.Object

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

Field Detail

hLoggerFactories

protected Map<String,String> hLoggerFactories

methodName

protected String methodName

Constructor Detail

LoggerBeanPostProcessor

public LoggerBeanPostProcessor()

Constructor

Method Detail

setMethodName

public void setMethodName(String methodName)

Sets target method name to set logger.

setLoggerFactoryMap

public void setLoggerFactoryMap(Map<String,String> hLoggerFactories)

Set logger factory Map.

postProcessBeforeInitialization

public Object postProcessBeforeInitialization(Object bean,
                                     String beanName)
                                       throws org.springframework.beans.BeansException

Specified by:

postProcessBeforeInitialization in interface org.springframework.beans.factory.config.BeanPostProcessor

Throws:

org.springframework.beans.BeansException

postProcessAfterInitialization

public Object postProcessAfterInitialization(Object bean,
                                    String beanName)
                                      throws org.springframework.beans.BeansException

This method is used to execute after a bean's initialization callback.

Specified by:

postProcessAfterInitialization in interface org.springframework.beans.factory.config.BeanPostProcessor

Throws:

org.springframework.beans.BeansException

See Also:

BeanPostProcessor.postProcessAfterInitialization(java.lang.Object, java.lang.String)

getOrder

public int getOrder()

Specified by:

getOrder in interface org.springframework.core.Ordered

processLogger

protected void processLogger(Object bean,
                 String methodName)

Instantiates bean specific loggers and sets them.

injectMethod

public void injectMethod(Object bean,
                Method method)

Processes a property descriptor to inject a logger.

getLogger

protected Object getLogger(String loggerName,
               String loggerType)

Gets logger based on the logger name and type of logger (class name, ex: 'org.slf4j.Logger').