ibatis配置log4j输出sql语句等日志信息

帖子地址http://www.iteye.com/topic/309147

1.建立一个log4j.properties文件，放到工程源文件夹下，如果是eclipse那么放到src下，eclipse会自动将这个文件加载到class目录下。如下图


2.将log4j.jar和commons-logging.jar（我这次就是落下了这个jar，日了！）放到项目的类路径中，如果是web项目就是lib下。
3.配置的log4j.properties文件的例子。证明可用！

#-------------------------------- 
#
log4j.rootLogger=DEBUG, stdout, fileout
#log4j.logger.test=info
#log4j.logger.org.apache.jasper = DEBUG
#log4j.logger.org.apache.catalina.startup.TldConfig = DEBUG
#log4j.logger.org.apache.catalina.session.ManagerBase = DEBUG

log4j.logger.com.fiscal = DEBUG
log4j.logger.com.system = DEBUG

log4j.logger.com.ibatis = DEBUG
log4j.logger.com.ibatis.common.jdbc.SimpleDataSource = DEBUG
log4j.logger.com.ibatis.common.jdbc.ScriptRunner = DEBUG
log4j.logger.com.ibatis.sqlmap.engine.impl.SqlMapClientDelegate = DEBUG
log4j.logger.java.sql.Connection = DEBUG
#log4j.logger.java.sql.Statement = DEBUG
#log4j.logger.java.sql.PreparedStatement = DEBUG
log4j.logger.java.sql.ResultSet = DEBUG

log4j.appender.stdout=org.apache.log4j.ConsoleAppender 

log4j.appender.fileout=org.apache.log4j.RollingFileAppender
log4j.appender.fileout.File=C:\\ibatis.log 
log4j.appender.fileout.MaxFileSize=10000KB 

log4j.appender.stdout.layout=org.apache.log4j.PatternLayout 
log4j.appender.stdout.layout.ConversionPattern=[%-5p] %d{yyyy-MM-dd HH:mm:ss} :%m%n 
log4j.appender.fileout.layout=org.apache.log4j.PatternLayout 
log4j.appender.fileout.layout.ConversionPattern=[%-5p]_%d{yyyy-MM-dd HH:mm:ss} :%m%n

#log4j.appender.stdout.layout=org.apache.log4j.SimpleLayout 

# log4j.logger.org=info
#-------------------------------- 

xml方式的配置

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE log4j:configuration SYSTEM "log4j.dtd">

<log4j:configuration xmlns:log4j='http://jakarta.apache.org/log4j/'>

	<appender class="org.apache.log4j.ConsoleAppender" name="console">
		<layout class="org.apache.log4j.PatternLayout">
			<param name="ConversionPattern"
				value="%d %-5p [%t] %-17c{2} (%13F:%L) %3x - %m%n" />
			<!-- param name="ConversionPattern"
				value="=%d %-5p [%t] %-17c{2} (%13F:%L) %3x - %m%n" /-->
		</layout>
	</appender>
	<appender class="org.apache.log4j.RollingFileAppender"
		name="file">
		<param name="File" value="MengBackup.log" />
		<param name="MaxFileSize" value="100KB" />
		<param name="MaxBackupIndex" value="2" />
		<layout class="org.apache.log4j.PatternLayout">
			<param name="ConversionPattern"
				value="=%d %-5p [%t] %-17c{2} (%13F:%L) %3x - %m%n" />
		</layout>
	</appender>
	
	<logger name="com.ibatis">
		<level value="debug" />
	</logger>
	
	<logger name="com.ibatis.common.jdbc.SimpleDataSource">
		<level value="debug" />
	</logger>
	
	<logger name="com.ibatis.common.jdbc.ScriptRunner">
		<level value="debug" />
	</logger>
	
	<logger name="com.ibatis.common.jdbc.SqlMapClientDelegate">
		<level value="debug" />
	</logger>
	
	<logger name="java.sql.Connection">
		<level value="debug" />
	</logger>
	
	<logger name="java.sql.Statement">
		<level value="debug" />
	</logger>
	
	<logger name="java.sql.PreparedStatement">
		<level value="debug" />
	</logger>
	
	<logger name="java.sql.ResultSet">
		<level value="debug" />
	</logger>
	
	<root>
		<priority value="DEBUG" />
		<appender-ref ref="console" />
		<appender-ref ref="file" />
	</root>
</log4j:configuration>