yangjuanying
2 years ago
parent
6a53cfdd7d
commit
668fc24fdd
@ -0,0 +1,29 @@
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package com.tencent.cloud.polaris.config.logger;
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/**
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* @author juanyinyang
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*/
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public enum Level {
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TRACE("TRACE"), DEBUG("DEBUG"), INFO("INFO"), WARN("WARN"), ERROR("ERROR"),FATAL("FATAL"),OFF("OFF");
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private String level;
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Level(String level) {
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this.level = level;
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}
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public String getLevel() {
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return level;
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}
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public static Level levelOf(String level) {
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for (Level l : Level.values()) {
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if (l.level.equalsIgnoreCase(level)) {
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return l;
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}
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}
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return null;
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}
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}
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@ -0,0 +1,35 @@
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package com.tencent.cloud.polaris.config.logger;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.boot.context.event.ApplicationStartedEvent;
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import org.springframework.boot.logging.LoggingSystem;
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import org.springframework.context.ApplicationEvent;
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import org.springframework.context.ApplicationListener;
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/**
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* @author juanyinyang
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*/
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public class PolarisConfigLoggerApplicationListener implements ApplicationListener<ApplicationEvent> {
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private static final Logger LOGGER = LoggerFactory.getLogger(PolarisConfigLoggerApplicationListener.class);
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/**
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* @see org.springframework.context.ApplicationListener#onApplicationEvent(org.springframework.context.ApplicationEvent)
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*/
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@Override
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public void onApplicationEvent(ApplicationEvent event) {
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try {
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// Initialize application loggingSystem.
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if (event instanceof ApplicationStartedEvent) {
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ApplicationStartedEvent startedEvent = (ApplicationStartedEvent) event;
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ClassLoader classLoader = startedEvent.getSpringApplication().getClassLoader();
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LoggingSystem loggingSystem = LoggingSystem.get(classLoader);
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LOGGER.info("PolarisConfigLoggerApplicationListener onApplicationEvent init loggingSystem:{}", loggingSystem);
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PolarisConfigLoggerContext.setLogSystem(loggingSystem);
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}
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} catch (Exception e) {
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LOGGER.error("PolarisConfigLoggerApplicationListener onApplicationEvent exception:", e);
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}
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}
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}
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@ -0,0 +1,98 @@
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/*
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* Copyright (c) 2018 www.tencent.com.
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* All Rights Reserved.
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* This program is the confidential and proprietary information of
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* www.tencent.com ("Confidential Information"). You shall not disclose such
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* Confidential Information and shall use it only in accordance with
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* the terms of the license agreement you entered into with www.tencent.com.
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*/
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package com.tencent.cloud.polaris.config.logger;
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import static org.springframework.boot.logging.LoggingSystem.ROOT_LOGGER_NAME;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.boot.logging.LogLevel;
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import org.springframework.boot.logging.LoggingSystem;
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import org.springframework.util.Assert;
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/**
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* @author juanyinyang
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*/
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public final class PolarisConfigLoggerContext {
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private static LoggingSystem loggingSystem;
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private PolarisConfigLoggerContext() {
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}
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protected static void setLogSystem(LoggingSystem logSystem) {
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Assert.notNull(logSystem,"Logging System should not be null");
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PolarisConfigLoggerContext.loggingSystem = logSystem;
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}
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public static void setLevel(String loggerName, String level) {
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if (loggingSystem == null) {
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printLog("[SCT Config] PolarisConfigLoggerContext logger: ["+loggerName+"] change to target level fail. caused by internal exception:" + level,Level.WARN);
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return;
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}
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Level loggerLevel = Level.levelOf(level);
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if (loggerLevel == null) {
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printLog("[SCT Config] PolarisConfigLoggerContext logger: ["+loggerName+"] change to target level fail. caused by level is not support, level:" + level,Level.WARN);
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return;
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}
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LogLevel logLevel = null;
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switch (loggerLevel) {
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case TRACE:
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logLevel = LogLevel.TRACE;
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break;
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case DEBUG:
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logLevel = LogLevel.DEBUG;
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break;
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case OFF:
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logLevel = LogLevel.OFF;
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break;
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case INFO:
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logLevel = LogLevel.INFO;
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break;
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case WARN:
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logLevel = LogLevel.WARN;
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break;
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case ERROR:
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logLevel = LogLevel.ERROR;
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break;
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case FATAL:
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logLevel = LogLevel.FATAL;
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break;
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default:
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printLog("[SCT Config] PolarisConfigLoggerContext logger: ["+loggerName+"] setLevel fail. caused by level is not support, level: " + level,Level.WARN);
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}
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loggingSystem.setLogLevel(loggerName,logLevel);
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printLog("[SCT Config] PolarisConfigLoggerContext logger: ["+loggerName+"] changed to level:" + level,Level.INFO);
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}
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/**
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* 打印日志
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* @param message
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* @param level
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*/
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private static void printLog(String message, Level level){
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Logger logger = LoggerFactory.getLogger(ROOT_LOGGER_NAME);
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if (level.ordinal() <= Level.INFO.ordinal() ) {
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if (logger != null) {
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logger.info(message);
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} else {
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StdLog.info(message);
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}
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} else {
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if (logger != null) {
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logger.warn(message);
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} else {
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StdLog.warn(message);
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}
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}
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}
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}
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@ -0,0 +1,79 @@
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package com.tencent.cloud.polaris.config.logger;
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import java.io.PrintStream;
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import java.util.Calendar;
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/**
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* internal output logger
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* @author juanyinyang
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*/
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public class StdLog {
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private static final String CLASS_INFO = StdLog.class.getName();
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protected static boolean debugEnabled = false;
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/**
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* enable info level log
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*/
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protected static boolean infoEnabled = true;
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/**
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* quite mode will out put nothing
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*/
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protected static boolean quietMode = false;
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private static final String DEBUG_FIX = "StdLog:DEBUG: ";
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private static final String INFO_FIX = "StdLog:INFO: ";
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private static final String WARN_FIX = "StdLog:WARN: ";
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public static void setQuietMode(boolean quietMode) {
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StdLog.quietMode = quietMode;
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}
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public static void setInfoEnabled(boolean infoEnabled ){
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StdLog.infoEnabled = infoEnabled;
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}
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public static void setDebugEnabled(boolean debugEnabled) {
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StdLog.debugEnabled = debugEnabled;
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}
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public static void debug(String msg) {
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if (debugEnabled && !quietMode) {
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println(System.out,DEBUG_FIX + msg);
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}
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}
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public static void info(String msg) {
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if (infoEnabled && !quietMode) {
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println(System.out,INFO_FIX + msg);
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}
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}
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public static void warn(String msg) {
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if (infoEnabled && !quietMode) {
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println(System.err,WARN_FIX + msg);
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}
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}
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public static void warn(String msg, Throwable t) {
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if (quietMode) {
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return;
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}
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println(System.err,WARN_FIX + msg);
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if (t != null) {
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t.printStackTrace();
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}
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}
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private static void println(PrintStream out, String msg) {
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out.println(Calendar.getInstance().getTime().toString() + " " + CLASS_INFO + " " + msg);
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}
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}
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