org.apache.logging.log4j.LogManager.getRootLogger()方法的使用及代码示例

x33g5p2x  于2022-01-23 转载在 其他  
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本文整理了Java中org.apache.logging.log4j.LogManager.getRootLogger()方法的一些代码示例，展示了LogManager.getRootLogger()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。LogManager.getRootLogger()方法的具体详情如下：
包路径：org.apache.logging.log4j.LogManager
类名称：LogManager
方法名：getRootLogger

LogManager.getRootLogger介绍

[英]Returns the root logger.
[中]返回根记录器。

代码示例

代码示例来源：origin: apache/ignite

  1. @Override public Logger apply(Boolean init) {
  2.     if (init)
  3.       Configurator.initialize(LogManager.ROOT_LOGGER_NAME, cfgUrl.toString());
  4.     return (Logger)LogManager.getRootLogger();
  5.   }
  6. });

代码示例来源：origin: apache/ignite

  1. @Override public Logger apply(Boolean init) {
  2.     if (init)
  3.       Configurator.initialize(LogManager.ROOT_LOGGER_NAME, cfgUrl.toString());
  4.     return (Logger)LogManager.getRootLogger();
  5.   }
  6. });

代码示例来源：origin: apache/ignite

  1. @Override public Logger apply(Boolean init) {
  2.     if (init)
  3.       Configurator.initialize(LogManager.ROOT_LOGGER_NAME, path);
  4.     return (Logger)LogManager.getRootLogger();
  5.   }
  6. });

代码示例来源：origin: apache/ignite

  1. @Override public Logger apply(Boolean init) {
  2.     if (init)
  3.       ctx.reconfigure();
  4.     return (Logger)LogManager.getRootLogger();
  5.   }
  6. });

代码示例来源：origin: apache/geode

  1. private static LoggerContext getRootLoggerContext() {
  2.  return ((Logger) LogManager.getRootLogger()).getContext();
  3. }

代码示例来源：origin: apache/ignite

  1. /**
  2.  * Gets {@link IgniteLogger} wrapper around log4j logger for the given
  3.  * category. If category is {@code null}, then root logger is returned. If
  4.  * category is an instance of {@link Class} then {@code (Class)ctgr).getName()}
  5.  * is used as category name.
  6.  *
  7.  * @param ctgr {@inheritDoc}
  8.  * @return {@link IgniteLogger} wrapper around log4j logger.
  9.  */
  10. @Override public Log4J2Logger getLogger(Object ctgr) {
  11.   if (ctgr == null)
  12.     return new Log4J2Logger((Logger)LogManager.getRootLogger(), cfg);
  13.   if (ctgr instanceof Class) {
  14.     String name = ((Class<?>)ctgr).getName();
  15.     return new Log4J2Logger((Logger)LogManager.getLogger(name), cfg);
  16.   }
  17.   String name = ctgr.toString();
  18.   return new Log4J2Logger((Logger)LogManager.getLogger(name), cfg);
  19. }

代码示例来源：origin: apache/drill

  1. public void localJobDebugger(int exitVal, String taskId) {
  2.  StringBuilder sb = new StringBuilder();
  3.  sb.append("\n");
  4.  sb.append("Task failed!\n");
  5.  sb.append("Task ID:\n  " + taskId + "\n\n");
  6.  sb.append("Logs:\n");
  7.  console.printError(sb.toString());
  8.  for (Appender appender : ((Logger) LogManager.getRootLogger()).getAppenders().values()) {
  9.   if (appender instanceof FileAppender) {
  10.    console.printError(((FileAppender) appender).getFileName());
  11.   } else if (appender instanceof RollingFileAppender) {
  12.    console.printError(((RollingFileAppender) appender).getFileName());
  13.   }
  14.  }
  15. }

代码示例来源：origin: blynkkk/blynk-server

  1. /**
  2.  * Sets desired log level from properties.
  3.  *
  4.  * @param level - desired log level. error|info|debug|trace, etc.
  5.  */
  6. private static void changeLogLevel(String level) {
  7.   Level newLevel = Level.valueOf(level);
  8.   Configurator.setAllLevels(LogManager.getRootLogger().getName(), newLevel);
  9. }

代码示例来源：origin: apache/hive

  1. /**
  2.  * Get path of the log file for user to see on the WebUI.
  3.  */
  4. public static String getLogFilePath() {
  5.  String logFilePath = null;
  6.  org.apache.logging.log4j.Logger rootLogger = LogManager.getRootLogger();
  7.  if (rootLogger instanceof org.apache.logging.log4j.core.Logger) {
  8.   org.apache.logging.log4j.core.Logger coreLogger =
  9.     (org.apache.logging.log4j.core.Logger)rootLogger;
  10.   for (Appender appender : coreLogger.getAppenders().values()) {
  11.    if (appender instanceof FileAppender) {
  12.     logFilePath = ((FileAppender) appender).getFileName();
  13.    } else if (appender instanceof RollingFileAppender) {
  14.     logFilePath = ((RollingFileAppender) appender).getFileName();
  15.    } else if (appender instanceof RollingRandomAccessFileAppender) {
  16.     logFilePath = ((RollingRandomAccessFileAppender) appender).getFileName();
  17.    }
  18.   }
  19.  }
  20.  return logFilePath;
  21. }

代码示例来源：origin: org.apache.logging.log4j/log4j-core

  1. @Parameters
  2. public static Collection<Object[]> data() {
  3.   return Arrays.asList(new Object[][] {
  4.       { new LoggerContext("").getLogger("", null) },
  5.       { LogManager.getRootLogger() },
  6.       { LogManager.getLogger() },
  7.       { LogManager.getLogger("test") } });
  8. }

代码示例来源：origin: org.apache.logging.log4j/log4j-api

  1. @Test
  2. public void getRootLogger() {
  3.   assertNotNull(LogManager.getRootLogger());
  4.   assertNotNull(LogManager.getLogger(Strings.EMPTY));
  5.   assertNotNull(LogManager.getLogger(LogManager.ROOT_LOGGER_NAME));
  6.   assertEquals(LogManager.getRootLogger(), LogManager.getLogger(Strings.EMPTY));
  7.   assertEquals(LogManager.getRootLogger(), LogManager.getLogger(LogManager.ROOT_LOGGER_NAME));
  8. }

代码示例来源：origin: apache/drill

  1. for (Appender appender : ((Logger) LogManager.getRootLogger()).getAppenders().values()) {
  2.  if (appender instanceof FileAppender) {
  3.   console.printInfo("Execution log at: " + ((FileAppender) appender).getFileName());

代码示例来源：origin: org.apache.logging.log4j/log4j-core

  1. @Test
  2.   public void testLayoutTab() throws Exception {
  3.     final Logger root = (Logger) LogManager.getRootLogger();
  4.     CsvParameterLayoutTest.testLayoutNormalApi(root, CsvParameterLayout.createLayout(CSVFormat.TDF), true);
  5.   }
  6. }

代码示例来源：origin: org.apache.logging.log4j/log4j-core

  1. @Test
  2. public void testLayoutDefaultObjectArrayMessage() throws Exception {
  3.   final Logger root = (Logger) LogManager.getRootLogger();
  4.   CsvParameterLayoutTest.testLayoutNormalApi(root, CsvParameterLayout.createDefaultLayout(), true);
  5. }

代码示例来源：origin: org.apache.logging.log4j/log4j-core

  1. @Test
  2. public void testLayoutDefaultNormal() throws Exception {
  3.   final Logger root = (Logger) LogManager.getRootLogger();
  4.   CsvParameterLayoutTest.testLayoutNormalApi(root, CsvParameterLayout.createDefaultLayout(), false);
  5. }

代码示例来源：origin: apache/hive

  1. @Test
  2. public void testStringAppender() throws Exception {
  3.  // Get the RootLogger which, if you don't have log4j2-test.properties defined, will only log ERRORs
  4.  Logger logger = LogManager.getRootLogger();
  5.  // Create a String Appender to capture log output
  6.  StringAppender appender = StringAppender.createStringAppender("%m");
  7.  appender.addToLogger(logger.getName(), Level.INFO);
  8.  appender.start();
  9.  // Logger to the string appender
  10.  logger.info("Hello!");
  11.  logger.info(" World");
  12.  assertEquals("Hello! World", appender.getOutput());
  13.  appender.removeFromLogger(LogManager.getRootLogger().getName());
  14. }

代码示例来源：origin: org.apache.logging.log4j/log4j-core

  1. @Test
  2. public void testLogJsonArgument() throws InterruptedException {
  3.   final ListAppender appender = (ListAppender) init.getAppender("List");
  4.   appender.countDownLatch = new CountDownLatch(4);
  5.   appender.clear();
  6.   final Logger logger = (Logger) LogManager.getRootLogger();
  7.   final String json = "{\"id\":10,\"name\":\"Alice\"}";
  8.   logger.error("log:{}", json);
  9.   // wait until background thread finished processing
  10.   final int msgCount = 1;
  11.   if (appender.getMessages().size() < msgCount) {
  12.     appender.countDownLatch.await(5, TimeUnit.SECONDS);
  13.   }
  14.   assertEquals("Background thread did not finish processing: msg count", msgCount, appender.getMessages().size());
  15.   // don't stop appender until background thread is done
  16.   appender.stop();
  17.   final List<String> list = appender.getMessages();
  18.   final String eventStr = list.get(0).toString();
  19.   Assert.assertTrue(eventStr, eventStr.contains(json));
  20. }

代码示例来源：origin: apache/hive

  1. @Test
  2.  public void testHiveEventCounterAppender() throws Exception {
  3.   Logger logger = LogManager.getRootLogger();
  4.   HiveEventCounter appender = HiveEventCounter.createInstance("EventCounter", true, null, null);
  5.   appender.addToLogger(logger.getName(), Level.INFO);
  6.   appender.start();
  8.   logger.info("Test");
  9.   logger.info("Test");
  10.   logger.info("Test");
  11.   logger.info("Test");
  13.   logger.error("Test");
  14.   logger.error("Test");
  15.   logger.error("Test");
  17.   logger.warn("Test");
  18.   logger.warn("Test");
  20.   logger.fatal("Test");
  22.   assertEquals(4, appender.getInfo());
  23.   assertEquals(3, appender.getError());
  24.   assertEquals(2, appender.getWarn());
  25.   assertEquals(1, appender.getFatal());
  26.   appender.removeFromLogger(LogManager.getRootLogger().getName());
  27.  }
  28. }

代码示例来源：origin: javamelody/javamelody

  1. void register() {
  2.   if (LogManager.getContext(false) instanceof LoggerContext) {
  3.     final LoggerContext ctx = (LoggerContext) LogManager.getContext(false);
  4.     if (ctx.getConfiguration() instanceof AbstractConfiguration) {
  5.       final AbstractConfiguration config = (AbstractConfiguration) ctx.getConfiguration();
  6.       final Appender appender = getSingleton();
  7.       appender.start();
  8.       config.addAppender(appender);
  9.       final Logger rootLogger = LogManager.getRootLogger();
  10.       final LoggerConfig loggerConfig = config.getLoggerConfig(rootLogger.getName());
  11.       loggerConfig.addAppender(appender, null, null);
  12.       ctx.updateLoggers();
  13.     }
  14.   }
  15. }

代码示例来源：origin: javamelody/javamelody

  1. void deregister() {
  2.   if (LogManager.getContext(false) instanceof LoggerContext) {
  3.     final LoggerContext ctx = (LoggerContext) LogManager.getContext(false);
  4.     if (ctx.getConfiguration() instanceof AbstractConfiguration) {
  5.       final AbstractConfiguration config = (AbstractConfiguration) ctx.getConfiguration();
  6.       final Appender appender = getSingleton();
  7.       appender.stop();
  8.       config.removeAppender(appender.getName());
  9.       final Logger rootLogger = LogManager.getRootLogger();
  10.       final LoggerConfig loggerConfig = config.getLoggerConfig(rootLogger.getName());
  11.       loggerConfig.removeAppender(appender.getName());
  12.       ctx.updateLoggers();
  13.     }
  14.   }
  15. }

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