ch.qos.logback.classic.spi.IThrowableProxy Java Examples

private String parseException(ILoggingEvent eventObject2){
	if (eventObject.getThrowableProxy() != null) {
		StringBuilder sbException = new StringBuilder();
		IThrowableProxy throwableProxy = eventObject.getThrowableProxy();
		
		sbException.append("```\n");
		StackTraceElementProxy[] st = throwableProxy.getStackTraceElementProxyArray();
		for (int j = 0; j < st.length; j++) {
			StackTraceElementProxy stackTraceElementProxy = st[j];
			StackTraceElement stackTraceElement = stackTraceElementProxy.getStackTraceElement();
			sbException.append(stackTraceElement + "\n");
			if (j == 5) {
				break;
			}
		}
		sbException.append("```");
		return sbException.toString();
	}
	return null;
}
 

@Override
public FilterReply decide(ILoggingEvent event) {
    StringBuilder exception = new StringBuilder();
    IThrowableProxy iThrowableProxy1 = event.getThrowableProxy();
    if (iThrowableProxy1 != null) {
        exception.append("<span class='excehtext'>" + iThrowableProxy1.getClassName() + " " + iThrowableProxy1.getMessage() + "</span></br>");
        for (int i = 0; i < iThrowableProxy1.getStackTraceElementProxyArray().length; i++) {
            exception.append("<span class='excetext'>" + iThrowableProxy1.getStackTraceElementProxyArray()[i].toString() + "</span></br>");
        }
    }
    LoggerMessage loggerMessage = new LoggerMessage(
            event.getMessage()
            , DateFormat.getDateTimeInstance().format(new Date(event.getTimeStamp())),
            event.getThreadName(),
            event.getLoggerName(),
            event.getLevel().levelStr,
            exception.toString(),
            ""
    );
    LoggerQueue.getInstance().push(loggerMessage);
    return FilterReply.ACCEPT;
}
 

private String transformStackTrace(ILoggingEvent event) {
    String exception = "";
    IThrowableProxy throwableProxy =  event.getThrowableProxy();
    if (throwableProxy != null) {
        exception = ThrowableProxyUtil.asString(throwableProxy);
    }

    StackTraceElement[] callerData = event.getCallerData();
    StackTraceElement stackTraceElement = callerData[0];

    String time = DEFAULT_DATE_FORMAT.format(new Date(event.getTimeStamp()));
    String threadName = event.getThreadName();
    String level = event.getLevel().toString();
    String logger = event.getLoggerName();
    String msg = event.getFormattedMessage();
    String className = stackTraceElement.getClassName();
    String method = stackTraceElement.getMethodName();
    int lineNumber = stackTraceElement.getLineNumber();

    return String.format(FORMAT_MESSAGE, time, threadName, level, logger, className, method, lineNumber, exception, msg);
}
 

@Override
public void appendLogEntry(ILoggingEvent event) {
   JsonObject object = new JsonObject();
   for(Map.Entry<String, String> e: event.getMDCPropertyMap().entrySet()) {
      object.addProperty(e.getKey(), e.getValue());
   }

   object.addProperty("ts", event.getTimeStamp());
   object.addProperty("lvl", event.getLevel().toString());
   object.addProperty("thd", event.getThreadName());
   object.addProperty("log", event.getLoggerName());
   object.addProperty("msg", event.getFormattedMessage());

   IThrowableProxy thrw = event.getThrowableProxy();
   if (thrw != null) {
      String stackTrace = converter.convert(event);
      object.addProperty("exc", stackTrace);
   } else {
      object.remove("exc");
   }

   if (!bufferedLogMessages.offer(object)) {
      log.trace("log message dropped because queue overflowed");
   }
}
 

@Override
protected void append(ILoggingEvent event) {
    if (event == null) {
        return;
    }
    if (event.getLevel() == Level.ERROR || event.getLevel() == Level.WARN) {
        IThrowableProxy throwableProxy = event.getThrowableProxy();
        if (throwableProxy != null) {
        	//接口名
            String errorClassName = throwableProxy.getClassName();
            if (errorClassName != null && !"".equals(errorClassName.trim())) {
            	//写入AtomicLongMap并计数
                ERROR_NAME_VALUE_MAP.getAndIncrement(errorClassName);
            }
        }
    }
}
 

private static void appendProxy(StringBuilder sb, String aPrefix, String aHeader, IThrowableProxy aException) {

        sb.append(aPrefix + aHeader + aException.getClassName() + ": " +aException.getMessage() + "\n");

        String prefix = aPrefix+"\t";
        appendStackTrace(sb, prefix, aException);

        IThrowableProxy[] suppressed = aException.getSuppressed();
        if(suppressed!=null) {
            for(IThrowableProxy supp : suppressed) {
                if(supp!=null) {
                    appendProxy(sb, prefix, "Suppressed: ", supp);
                }
            }
        }

        IThrowableProxy cause = aException.getCause();
        if(cause!=null) {
            appendProxy(sb, prefix, "Causd by: ", cause);
        }
    }
 

/**
 * This is called only for configured levels.
 * It will not be executed for DEBUG level if root logger is INFO.
 */
@Override
protected void append(ILoggingEvent event) {
  Span span = tracer.activeSpan();
  if (span != null) {
    Map<String, Object> logs = new HashMap<>(6);
    logs.put("logger", event.getLoggerName());
    logs.put("level", event.getLevel().toString());
    logs.put("thread", event.getThreadName());
    logs.put("message", event.getFormattedMessage());

    if (Level.ERROR.equals(event.getLevel())) {
      logs.put("event", Tags.ERROR);
    }

    IThrowableProxy throwableProxy = event.getThrowableProxy();
    if (throwableProxy instanceof ThrowableProxy) {
      Throwable throwable = ((ThrowableProxy)throwableProxy).getThrowable();
      // String stackTrace = ThrowableProxyUtil.asString(throwableProxy);
      if (throwable != null) {
        logs.put("error.object", throwable);
      }
    }
    span.log(TimeUnit.MICROSECONDS.convert(event.getTimeStamp(), TimeUnit.MILLISECONDS), logs);
  }
}
 

void subjoinThrowableProxy(StringBuilder buf, IThrowableProxy tp) {
    subjoinFirstLine(buf, tp);


    buf.append(CoreConstants.LINE_SEPARATOR);
    final StackTraceElementProxy[] stepArray = tp.getStackTraceElementProxyArray();
    final int commonFrames = tp.getCommonFrames();

    int maxIndex = stepArray.length;
    if (commonFrames > 0) {
        maxIndex -= commonFrames;
    }

    for (int i = 0; i < maxIndex; i++) {
        final String string = stepArray[i].toString();
        buf.append(PREFIX);
        buf.append(string);
        extraData(buf, stepArray[i]); // allow other data to be added
        buf.append(CoreConstants.LINE_SEPARATOR);
    }

    if (commonFrames > 0) {
        buf.append("!... ").append(tp.getCommonFrames()).append(
                " common frames omitted").append(CoreConstants.LINE_SEPARATOR);
    }
}
 

private static void writeStack(StringBuilder sb, IThrowableProxy t, String caption, int indent, String linebreak) {
  if (t == null) {
    return;
  }
  indent(sb, indent).append(caption).append(t.getClassName()).append(": ").append(t.getMessage()).append(linebreak);
  final StackTraceElementProxy[] trace = t.getStackTraceElementProxyArray();
  if (trace != null) {
    int commonFrames = t.getCommonFrames();
    int printFrames = trace.length - commonFrames;
    for (int i = 0; i < printFrames; i++) {
      indent(sb, indent).append("\t").append(trace[i]).append(linebreak);
    }
    if (commonFrames != 0) {
      indent(sb, indent).append("\t... ").append(commonFrames).append(" more").append(linebreak);
    }
    final IThrowableProxy[] suppressed = t.getSuppressed();
    for (IThrowableProxy st : suppressed) {
      writeStack(sb, st, "Suppressed: ", indent + 1, linebreak);
    }
  }

  writeStack(sb, t.getCause(), "Caused by: ", indent, linebreak);
}
 

@Override
protected void append(ILoggingEvent event) {
    if (inFlush.get()) {
        return;
    }
    if (event.getLevel() == Level.DEBUG && event.getLoggerName().startsWith("io.grpc.")) {
        return;
    }
    if (event.getLoggerName().startsWith("org.glowroot.central.")
            || event.getLoggerName().startsWith("org.glowroot.ui.")) {
        // this can happen during integration tests when agent and the central collector are
        // running in the same JVM (using LocalContainer for agent)
        return;
    }
    LogEvent.Builder builder = LogEvent.newBuilder()
            .setTimestamp(event.getTimeStamp())
            .setLevel(toProto(event.getLevel()))
            .setLoggerName(event.getLoggerName())
            .setMessage(event.getFormattedMessage());
    IThrowableProxy throwable = event.getThrowableProxy();
    if (throwable != null) {
        builder.setThrowable(toProto(throwable));
    }
    flush(builder.build());
}
 

private static Proto.Throwable toProto(IThrowableProxy t) {
    Proto.Throwable.Builder builder = Proto.Throwable.newBuilder()
            .setClassName(t.getClassName());
    String message = t.getMessage();
    if (message != null) {
        builder.setMessage(message);
    }
    for (StackTraceElementProxy element : t.getStackTraceElementProxyArray()) {
        builder.addStackTraceElement(ErrorMessage.toProto(element.getStackTraceElement()));
    }
    builder.setFramesInCommonWithEnclosing(t.getCommonFrames());
    IThrowableProxy cause = t.getCause();
    if (cause != null) {
        builder.setCause(toProto(cause));
    }
    for (IThrowableProxy suppressed : t.getSuppressed()) {
        builder.addSuppressed(toProto(suppressed));
    }
    return builder.build();
}
 

void subjoinThrowableProxy(StringBuilder buf, IThrowableProxy tp) {
    subjoinFirstLine(buf, tp);


    buf.append(CoreConstants.LINE_SEPARATOR);
    final StackTraceElementProxy[] stepArray = tp.getStackTraceElementProxyArray();
    final int commonFrames = tp.getCommonFrames();

    int maxIndex = stepArray.length;
    if (commonFrames > 0) {
        maxIndex -= commonFrames;
    }

    for (int i = 0; i < maxIndex; i++) {
        final String string = stepArray[i].toString();
        buf.append(PREFIX);
        buf.append(string);
        extraData(buf, stepArray[i]); // allow other data to be added
        buf.append(CoreConstants.LINE_SEPARATOR);
    }

    if (commonFrames > 0) {
        buf.append("!... ").append(tp.getCommonFrames()).append(
                " common frames omitted").append(CoreConstants.LINE_SEPARATOR);
    }
}
 

@Override
protected void postProcess(final Object eventObject, final OutputStream sw) {
  if (isThrowableExcluded()) {
    return;
  }

  final ILoggingEvent event = (ILoggingEvent) eventObject;
  final IThrowableProxy tp = event.getThrowableProxy();

  if (tp == null) {
    return;
  }

  final String stackTracePrefix = stackTraceLayout.doLayout(event);
  recursiveWrite(sw, stackTracePrefix, tp, 0, null);
}
 

@Override
public FilterReply decide(ILoggingEvent event) {
	final IThrowableProxy throwableProxy = event.getThrowableProxy();
	if (throwableProxy == null) {
		return FilterReply.NEUTRAL;
	}

	if (!(throwableProxy instanceof ThrowableProxy)) {
		return FilterReply.NEUTRAL;
	}

	final ThrowableProxy throwableProxyImpl = (ThrowableProxy) throwableProxy;
	final Throwable throwable = throwableProxyImpl.getThrowable();
	if (java.nio.channels.ClosedChannelException.class.isInstance(throwable)) {
		return FilterReply.DENY;
	}

	return FilterReply.NEUTRAL;
}
 

public static Predicate<ILoggingEvent> containsExceptionStackLine(final Class<?> clazz, final String methodName) {
    return event -> {
        IThrowableProxy throwable = (event != null) ? event.getThrowableProxy() : null;
        if (throwable != null) {
            for (StackTraceElementProxy line : throwable.getStackTraceElementProxyArray()) {
                if (line.getStackTraceElement().getClassName().contains(clazz.getSimpleName())
                        && line.getStackTraceElement().getMethodName().contains(methodName)) {
                    return true;
                }
            }
        }
        return false;
    };
}
 

@Override
public String doLayout(ILoggingEvent event) {
   if (!isJson) {
      return super.doLayout(event);
   }

   JsonObject object = new JsonObject();
   for(Map.Entry<String, String> e: event.getMDCPropertyMap().entrySet()) {
      object.addProperty(e.getKey(), e.getValue());
   }

   object.addProperty("ts", event.getTimeStamp());
   object.addProperty("sev", event.getLevel().toString());
   object.addProperty("host", IrisApplicationInfo.getHostName());
   if (IrisApplicationInfo.getContainerName() != null) {
      object.addProperty("ctn", IrisApplicationInfo.getContainerName());
   }
   object.addProperty("svc", IrisApplicationInfo.getApplicationName());
   object.addProperty("svr", IrisApplicationInfo.getApplicationVersion());
   object.addProperty("thd", event.getThreadName());
   object.addProperty("log", event.getLoggerName());
   object.addProperty("msg", event.getFormattedMessage());

   IThrowableProxy thrw = event.getThrowableProxy();
   if (thrw != null) {
      String stackTrace = converter.convert(event);
      object.addProperty("exc", stackTrace);
   } else {
      object.remove("exc");
   }

   String json = GSON.toJson(object);
   if (isJsonString) {
      json = GSON.toJson(json);
   }

   return json + "\n";
}
 

@Override
protected void append(ILoggingEvent event) {
  if (event.getLoggerName() != null && event.getLoggerName().startsWith(PACKAGE_NAME)) {
    addWarn("Recursive logging");
    return;
  }

  IThrowableProxy throwableProxy = event.getThrowableProxy();
  ThrowableWrapper rollbarThrowableWrapper = buildRollbarThrowableWrapper(throwableProxy);
  Map<String, Object> custom = this.buildCustom(event);

  rollbar.log(rollbarThrowableWrapper, custom, event.getFormattedMessage(),
      Level.lookupByName(event.getLevel().levelStr), false);

}
 

public static Predicate<ILoggingEvent> containsExceptionClassname(final String expected) {
    return input -> {
        IThrowableProxy throwable = (input != null) ? input.getThrowableProxy() : null;
        String classname = (throwable != null) ? throwable.getClassName() : null;
        if (classname == null) return false;
        return classname.contains(expected);
    };
}
 

private ThrowableWrapper buildRollbarThrowableWrapper(IThrowableProxy throwableProxy) {
  if (throwableProxy == null) {
    return null;
  }

  String className = throwableProxy.getClassName();
  String message = throwableProxy.getMessage();
  ThrowableWrapper causeThrowableWrapper =
      buildRollbarThrowableWrapper(throwableProxy.getCause());
  StackTraceElement[] stackTraceElements = buildStackTraceElements(
      throwableProxy.getStackTraceElementProxyArray());

  return new RollbarThrowableWrapper(className, message, stackTraceElements,
      causeThrowableWrapper);
}
 

public static Predicate<ILoggingEvent> containsExceptionMessages(final String... expecteds) {
    return input -> {
        IThrowableProxy throwable = (input != null) ? input.getThrowableProxy() : null;
        String msg = (throwable != null) ? throwable.getMessage() : null;
        if (msg == null) return false;
        for (String expected : expecteds) {
            if (!msg.contains(expected)) return false;
        }
        return true;
    };
}
 

Event(ILoggingEvent event) {
    this.marker = event.getMarker();
    this.level = event.getLevel().toString();
    this.message = event.getMessage();
    this.arguments = event.getArgumentArray();
    final IThrowableProxy proxy = event.getThrowableProxy();
    this.thrown = proxy == null ? null : proxy.getClassName() + ": " + proxy.getMessage();
}
 

@Override
public void subjoinSTEPArray(StringBuilder buf, int indent, IThrowableProxy tp) {
    String totalKey = LogKey.getTotalKey();
    StackTraceElementProxy[] stepArray = tp.getStackTraceElementProxyArray();
    int commonFrames = tp.getCommonFrames();

    boolean unrestrictedPrinting = Integer.MAX_VALUE > stepArray.length;


    int maxIndex = (unrestrictedPrinting) ? stepArray.length : Integer.MAX_VALUE;
    if (commonFrames > 0 && unrestrictedPrinting) {
        maxIndex -= commonFrames;
    }

    for (int i = 0; i < maxIndex; i++) {
        buf.append(totalKey);
        ThrowableProxyUtil.indent(buf, indent);
        buf.append(stepArray[i]);
        extraData(buf, stepArray[i]); // allow other data to be added
        buf.append(CoreConstants.LINE_SEPARATOR);
    }

    if (commonFrames > 0 && unrestrictedPrinting) {
        buf.append(totalKey);
        ThrowableProxyUtil.indent(buf, indent);
        buf.append("... ").append(tp.getCommonFrames()).append(
                " common frames omitted").append(CoreConstants.LINE_SEPARATOR);
    }
}
 

private boolean shouldUnwrap(IThrowableProxy p) {
    // Most of our exceptions are wrapped in CompletionException or ExecutionException. Since these are not very useful
    // in terms of determining the root cause, we should unwrap them to get to the actual exception that caused the event.
    return p != null
            && p.getCause() != null
            && (p.getClassName().endsWith(COMPLETION_EXCEPTION_NAME) || p.getClassName().endsWith(EXECUTION_EXCEPTION_NAME));

}
 

private void recordEvent(String metricName, ILoggingEvent event) {
    IThrowableProxy p = event.getThrowableProxy();
    while (shouldUnwrap(p)) {
        p = p.getCause();
    }

    DYNAMIC_LOGGER.recordMeterEvents(metricName, 1, MetricsTags.exceptionTag(event.getLoggerName(), p == null ? null : p.getClassName()));
}
 

@Override
protected String throwableProxyToString(IThrowableProxy tp) {
    final StringBuilder buf = new StringBuilder(32);
    IThrowableProxy currentThrowable = tp;
    while (currentThrowable != null) {
        subjoinThrowableProxy(buf, currentThrowable);
        currentThrowable = currentThrowable.getCause();
    }
    return buf.toString();
}
 

@Override
public String convert(ILoggingEvent event) {
    StringBuilder appendTo = new StringBuilder();
    IThrowableProxy tProxy = event.getThrowableProxy();
    if (tProxy != null && ThrowableProxy.class.isAssignableFrom(tProxy.getClass())) {
        StacktraceConverter.CONVERTER.convert(((ThrowableProxy) tProxy).getThrowable(), appendTo);
        return appendTo.toString();
    }
    return null;
}
 

@Override
public byte[] encode(ILoggingEvent event) {
    StringBuilder builder = new StringBuilder();
    EcsJsonSerializer.serializeObjectStart(builder, event.getTimeStamp());
    EcsJsonSerializer.serializeLogLevel(builder, event.getLevel().toString());
    EcsJsonSerializer.serializeFormattedMessage(builder, event.getFormattedMessage());
    serializeMarkers(event, builder);
    EcsJsonSerializer.serializeServiceName(builder, serviceName);
    EcsJsonSerializer.serializeEventDataset(builder, eventDataset);
    EcsJsonSerializer.serializeThreadName(builder, event.getThreadName());
    EcsJsonSerializer.serializeLoggerName(builder, event.getLoggerName());
    serializeAdditionalFields(builder);
    EcsJsonSerializer.serializeMDC(builder, event.getMDCPropertyMap());
    if (includeOrigin) {
        StackTraceElement[] callerData = event.getCallerData();
        if (callerData != null && callerData.length > 0) {
            EcsJsonSerializer.serializeOrigin(builder, callerData[0]);
        }
    }
    IThrowableProxy throwableProxy = event.getThrowableProxy();
    if (throwableProxy instanceof ThrowableProxy) {
        EcsJsonSerializer.serializeException(builder, ((ThrowableProxy) throwableProxy).getThrowable(), stackTraceAsArray);
    } else if (throwableProxy != null) {
        EcsJsonSerializer.serializeException(builder, throwableProxy.getClassName(), throwableProxy.getMessage(), throwableProxyConverter.convert(event), stackTraceAsArray);
    }
    EcsJsonSerializer.serializeObjectEnd(builder);
    // all these allocations kinda hurt
    return builder.toString().getBytes(UTF_8);
}
 

private IThrowableProxy getRootException(final IThrowableProxy throwableProxy) {
    if (throwableProxy == null) {
        return null;
    }

    IThrowableProxy rootCause = throwableProxy;
    while (rootCause.getCause() != null) {
        rootCause = rootCause.getCause();
    }

    return rootCause;
}
 

DefaultLogThrowable(IThrowableProxy throwableProxy) {
  this.className = throwableProxy.getClassName();
  this.message = throwableProxy.getMessage();

  StackTraceElementProxy[] stackTraceElementProxyArray = throwableProxy.getStackTraceElementProxyArray();
  this.stackTraces = new StackTraceElement[stackTraceElementProxyArray.length];
  for (int i = 0; i < stackTraceElementProxyArray.length; i++) {
    stackTraces[i] = stackTraceElementProxyArray[i].getStackTraceElement();
  }

  cause = (throwableProxy.getCause() == null) ? null : new DefaultLogThrowable(throwableProxy.getCause());
}
 

private Map<String, Object> buildRootExceptionData(final IThrowableProxy throwableProxy) {
    final IThrowableProxy rootException = getRootException(throwableProxy);
    if (rootException == null) {
        return Collections.emptyMap();
    }

    final Map<String, Object> exceptionDataMap = new HashMap<>(2);
    exceptionDataMap.put("root_cause_class_name", rootException.getClassName());
    exceptionDataMap.put("root_cause_message", rootException.getMessage());

    return exceptionDataMap;
}