import org.apache.log4j.Level;import org.apache.log4j.Logger; import org.apache.log4j.PropertyConfigurator; import org.apache.log4j.jdbc.*;
/* add for log4j: class Logger is the central class in the log4j package. we can do most logging operations by Logger except configuration. getLogger(...): retrieve a logger by name, if not then create for it. */ static Logger logger = Logger.getLogger ( write2database.class.getName () ) ; /* add for log4j: class BasicConfigurator can quickly configure the package. print the information to console. */ PropertyConfigurator.configure ( "log4j2database.properties" ) ; logger.info ( "just test" ) ;
运行起来,你就会看到有这样的sql语句被执行了: INSERT INTO jws_log VALUES (''''2005-07-19 17:48:50'''', ''''main'''', ''''INFO'''', ''''write2database.main(write2database.java:33)'''', ''''just test'''', '''''''')
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