使用log4j獲取SQL語句

log4j屬性文件（直接放在源包下）：

log4j.properties

log4j.rootLogger=DEBUG,stdout log4j.logger.java.sql.PreparedStatement=DEBUG,stdout log4j.appender.stdout=org.apache.log4j.ConsoleAppender log4j.appender.stdout.layout=org.apache.log4j.PatternLayout log4j.appender.stdout.layout.ConversionPattern=%d %p [%c] - %m%n log4j.appender.logfile=org.apache.log4j.FileAppender log4j.appender.logfile.File=c:/log.txt log4j.appender.logfile.layout=org.apache.log4j.PatternLayout log4j.appender.logfile.layout.ConversionPattern=%d %p [%c] - %m%n

 

輸出結果：

2009-04-29 09:47:27,078 DEBUG [com.ibatis.common.jdbc.SimpleDataSource] - Created connection 3045408. 2009-04-29 09:47:27,078 DEBUG [java.sql.Connection] - {conn-100000} Connection 2009-04-29 09:47:27,078 DEBUG [java.sql.Connection] - {conn-100000} Preparing Statement: SELECT * FROM pubttree 2009-04-29 09:47:27,125 DEBUG [java.sql.PreparedStatement] - {pstm-100001} Executing Statement: SELECT * FROM pubttree 2009-04-29 09:47:27,125 DEBUG [java.sql.PreparedStatement] - {pstm-100001} Executing Statement: SELECT * FROM pubttree 2009-04-29 09:47:27,125 DEBUG [java.sql.PreparedStatement] - {pstm-100001} Parameters: [] 2009-04-29 09:47:27,125 DEBUG [java.sql.PreparedStatement] - {pstm-100001} Parameters: [] 2009-04-29 09:47:27,125 DEBUG [java.sql.PreparedStatement] - {pstm-100001} Types: [] 2009-04-29 09:47:27,125 DEBUG [java.sql.PreparedStatement] - {pstm-100001} Types: [] 2009-04-29 09:47:27,125 DEBUG [java.sql.ResultSet] - {rset-100002} ResultSet 2009-04-29 09:47:27,156 DEBUG [java.sql.ResultSet] - {rset-100002} Header: [id, name] 2009-04-29 09:47:27,156 DEBUG [java.sql.ResultSet] - {rset-100002} Result: [3, aaa] 2009-04-29 09:47:27,187 DEBUG [com.ibatis.common.jdbc.SimpleDataSource] - Returned connection 3045408 to pool.