回忆:日记文件的重写
回忆:日志文件的重写
哎...纯粹就是找点代码做
import org.apache.log4j.Level; import org.apache.log4j.Logger; public class SysLogger { // static{ // PropertyConfigurator.configure("./config/log4j.properties"); //} private static final String module = SysLogger.class.getName(); public static void debug(String debugStr) { Logger log = Logger.getLogger("debug"); log.log(module, Level.DEBUG, debugStr, null); } public static void info(String infoStr) { Logger log = Logger.getLogger("info"); log.log(module, Level.INFO, infoStr, null); } public static void warn(String warnStr) { Logger log = Logger.getLogger("warn"); log.log(module, Level.WARN, warnStr, null); } public static void error(String errStr, Throwable e) { Logger log = Logger.getLogger("error"); log.log(module, Level.ERROR, errStr, e); } public static void error(String errStr) { Logger log = Logger.getLogger("error"); log.log(module, Level.ERROR, errStr, null); }
接着是读取 配置文件(load 一个输入流就好了)
InputStream in = *.getResourceAsStream("mongodb.properties"); Properties prop = new Properties(); prop.load(in); String host = prop.getProperty("host").trim();