Appmon4jDumperTest.java 文件源码

@Before
public void instrumentLoggingForTesting() {
  loggingEvents.clear();
  appender = new NullAppender() {
    @Override
    public void doAppend(LoggingEvent event) {
      loggingEvents.add(event);
    }
  };
  Logger.getLogger(Appmon4jDumper.class).addAppender(appender);
}