日志打印改进

今天在家写代码，给rongjun分享了一张我写代码的图片，没想到眼尖的rongjun瞬间发现了日志打印的待提升点。

哈哈。分享给我了个logUtil包，然后直接调用即可。开心，今天 又进步了一点点。如下 

记录并应用之~~

 

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package com.yiqifu.common.util; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import java.io.PrintWriter; import java.io.StringWriter; /**  * 日志通用类  * @author rongjun  *  */ public class LogUtils {      public static void logException(Exception e) {             StackTraceElement[] stacks = (new Throwable()).getStackTrace();             String newClass = stacks[1].getClassName();             StringBuffer logInfo = new StringBuffer(500);             logInfo.append("[");             logInfo.append(stacks[1].getLineNumber());             logInfo.append("]");             logInfo.append(stacks[1].getMethodName());             StringWriter trace = new StringWriter();             e.printStackTrace(new PrintWriter(trace));             logInfo.append(" Exception:");             logInfo.append(trace.toString());             Logger logger = null;             try {                 logger = LoggerFactory.getLogger(Class.forName(newClass).getName());                 logger.error(logInfo.toString());             } catch (ClassNotFoundException e1) {                 e1.printStackTrace();             }         }           public static void logInfo(String message, Object... args) {             StackTraceElement[] stacks = (new Throwable()).getStackTrace();             String newClass = stacks[1].getClassName();             StringBuffer logInfo = new StringBuffer(500);             logInfo.append("[");             logInfo.append(stacks[1].getLineNumber());             logInfo.append("]");             logInfo.append(stacks[1].getMethodName());             logInfo.append(" INFO:");             if (null != args){                 for (Object arg : args) {                     String[] strArr = message.split("\\{\\}", 2);                     if (arg == null) {                         arg = "null";                     }                     message = strArr[0] + String.valueOf(arg) + strArr[1];                 }             }             logInfo.append(message);             Logger logger = null;             try {                 logger = LoggerFactory.getLogger(Class.forName(newClass).getName());                 logger.info(logInfo.toString());             } catch (ClassNotFoundException e) {                 e.printStackTrace();             }         }           public static void logDebug(String message, Object... args) {             StackTraceElement[] stacks = (new Throwable()).getStackTrace();             String newClass = stacks[1].getClassName();             StringBuffer logInfo = new StringBuffer(500);             logInfo.append("[");             logInfo.append(stacks[1].getLineNumber());             logInfo.append("]");             logInfo.append(stacks[1].getMethodName());             logInfo.append(" DEBUG:");             if (null != args){                 for (Object arg : args) {                     String[] strArr = message.split("\\{\\}", 2);                     if (arg == null) {                         arg = "null";                     }                     message = strArr[0] + String.valueOf(arg) + strArr[1];                 }             }             logInfo.append(message);             Logger logger = null;             try {                 logger =LoggerFactory.getLogger(Class.forName(newClass).getName());                 logger.debug(logInfo.toString());             } catch (ClassNotFoundException e) {                 e.printStackTrace();             }         }           public static void logError(String message, Object... args) {             StackTraceElement[] stacks = (new Throwable()).getStackTrace();             String newClass = stacks[1].getClassName();             StringBuffer logInfo = new StringBuffer(500);             logInfo.append("[");             logInfo.append(stacks[1].getLineNumber());             logInfo.append("]");             logInfo.append(stacks[1].getMethodName());             logInfo.append(" INFO:");             if (null != args){                 for (Object arg : args) {                     String[] strArr = message.split("\\{\\}", 2);                     if (arg == null) {                         arg = "null";                     }                     message = strArr[0] + String.valueOf(arg) + strArr[1];                 }             }             logInfo.append(message);             Logger logger = null;             try {                 logger =LoggerFactory.getLogger(Class.forName(newClass).getName());                 logger.error(logInfo.toString());             } catch (ClassNotFoundException e) {                 e.printStackTrace();             }         }       }