@Override
  public void after(Object target, Object result, Throwable throwable, Object[] args) {
    if (isDebug) {
      logger.afterInterceptor(target, args);
    }

    final Trace trace = traceContext.currentTraceObject();
    if (trace == null) {
      return;
    }

    try {
      SpanEventRecorder recorder = trace.currentSpanEventRecorder();
      recorder.recordApi(methodDescriptor);
      recorder.recordServiceType(HttpClientConstants.HTTP_CLIENT_INTERNAL);
      recorder.recordException(throwable);

      // remove async id.
      InterceptorGroupInvocation transaction = interceptorGroup.getCurrentInvocation();
      if (transaction != null) {
        // clear
        transaction.removeAttachment();
      }
    } finally {
      trace.traceBlockEnd();
    }
  }
  @Override
  public void after(Object target, Object result, Throwable throwable, Object[] args) {
    if (isDebug) {
      logger.afterInterceptor(
          target,
          methodDescriptor.getClassName(),
          methodDescriptor.getMethodName(),
          "",
          args,
          result,
          throwable);
    }

    final Trace trace = traceContext.currentTraceObject();
    if (trace == null) {
      return;
    }

    InterceptorGroupInvocation invocation = interceptorGroup.getCurrentInvocation();
    if (invocation != null && invocation.getAttachment() != null) {
      HttpCallContext callContext = (HttpCallContext) invocation.getAttachment();
      if (methodDescriptor.getMethodName().equals("doSendRequest")) {
        callContext.setWriteEndTime(System.currentTimeMillis());
        callContext.setWriteFail(throwable != null);
      } else {
        callContext.setReadEndTime(System.currentTimeMillis());
        callContext.setReadFail(throwable != null);
      }
      logger.debug("Set call context {}", callContext);
    }
  }
  @Override
  public void before(Object target, Object[] args) {
    if (isDebug) {
      logger.beforeInterceptor(target, args);
    }

    final Trace trace = traceContext.currentTraceObject();
    if (trace == null) {
      return;
    }

    SpanEventRecorder recorder = trace.traceBlockBegin();
    try {
      // set asynchronous trace
      final AsyncTraceId asyncTraceId = trace.getAsyncTraceId();
      recorder.recordNextAsyncId(asyncTraceId.getAsyncId());

      // set async id.
      InterceptorGroupInvocation transaction = interceptorGroup.getCurrentInvocation();
      if (transaction != null) {
        transaction.setAttachment(asyncTraceId);
        if (isDebug) {
          logger.debug("Set asyncTraceId metadata {}", asyncTraceId);
        }
      }
    } catch (Throwable t) {
      logger.warn("Failed to before process. {}", t.getMessage(), t);
    }
  }
  @Override
  public void before(Object target, Object[] args) {
    if (isDebug) {
      logger.beforeInterceptor(target, args);
    }

    if (!validate(target, args)) {
      return;
    }

    final Trace trace = this.traceContext.currentRawTraceObject();
    if (trace == null) {
      return;
    }

    try {
      ThriftRequestProperty parentTraceInfo = new ThriftRequestProperty();
      final boolean shouldSample = trace.canSampled();
      if (!shouldSample) {
        if (isDebug) {
          logger.debug("set Sampling flag=false");
        }
        parentTraceInfo.setShouldSample(shouldSample);
      } else {
        SpanEventRecorder recorder = trace.traceBlockBegin();
        Object asyncMethodCallObj = args[0];
        // inject async trace info to AsyncMethodCall object
        final AsyncTraceId asyncTraceId = injectAsyncTraceId(asyncMethodCallObj, trace);

        recorder.recordServiceType(THRIFT_CLIENT_INTERNAL);

        // retrieve connection information
        String remoteAddress = getRemoteAddress(asyncMethodCallObj);

        final TraceId nextId = asyncTraceId.getNextTraceId();

        // Inject nextSpanId as the actual sending of data will be handled asynchronously.
        final long nextSpanId = nextId.getSpanId();
        parentTraceInfo.setSpanId(nextSpanId);

        parentTraceInfo.setTraceId(nextId.getTransactionId());
        parentTraceInfo.setParentSpanId(nextId.getParentSpanId());

        parentTraceInfo.setFlags(nextId.getFlags());
        parentTraceInfo.setParentApplicationName(this.traceContext.getApplicationName());
        parentTraceInfo.setParentApplicationType(this.traceContext.getServerTypeCode());
        parentTraceInfo.setAcceptorHost(remoteAddress);

        this.asyncCallRemoteAddressAccessor.set(asyncMethodCallObj, remoteAddress);
        this.asyncNextSpanIdAccessor.set(asyncMethodCallObj, nextSpanId);
      }
      InterceptorGroupInvocation currentTransaction = this.group.getCurrentInvocation();
      currentTransaction.setAttachment(parentTraceInfo);
    } catch (Throwable t) {
      logger.warn("before error. Caused:{}", t.getMessage(), t);
    }
  }
 @Override
 public void after(
     Object target,
     String className,
     String methodName,
     String parameterDescription,
     Object[] args,
     Object result,
     Throwable throwable) {
   if (scope.canLeave(ExecutionPolicy.BOUNDARY)) {
     this.delegate.after(
         target, className, methodName, parameterDescription, args, result, throwable);
     scope.leave(ExecutionPolicy.BOUNDARY);
   }
 }
 private String getMethodUri(Object target) {
   String methodUri = UNKNOWN_METHOD_URI;
   InterceptorGroupInvocation currentTransaction = this.group.getCurrentInvocation();
   Object attachment = currentTransaction.getAttachment();
   if (attachment instanceof ThriftClientCallContext && target instanceof TBaseProcessor) {
     ThriftClientCallContext clientCallContext = (ThriftClientCallContext) attachment;
     String methodName = clientCallContext.getMethodName();
     methodUri = ThriftUtils.getProcessorNameAsUri((TBaseProcessor<?>) target);
     StringBuilder sb = new StringBuilder(methodUri);
     if (!methodUri.endsWith("/")) {
       sb.append("/");
     }
     sb.append(methodName);
     methodUri = sb.toString();
   }
   return methodUri;
 }
 @Override
 public void before(
     Object target,
     String className,
     String methodName,
     String parameterDescription,
     Object[] args) {
   if (scope.tryEnter(ExecutionPolicy.BOUNDARY)) {
     this.delegate.before(target, className, methodName, parameterDescription, args);
   }
 }
  @Override
  public void before(Object target, Object[] args) {
    if (isDebug) {
      logger.beforeInterceptor(target, args);
    }

    final Trace trace = traceContext.currentRawTraceObject();
    if (trace == null) {
      return;
    }

    if (!validate(target)) {
      return;
    }

    if (!trace.canSampled()) {
      return;
    }

    SpanEventRecorder recorder = trace.traceBlockBegin();
    try {
      final TraceId nextId = trace.getTraceId().getNextTraceId();
      recorder.recordNextSpanId(nextId.getSpanId());
      recorder.recordServiceType(OK_HTTP_CLIENT);

      InterceptorGroupInvocation invocation = interceptorGroup.getCurrentInvocation();
      if (invocation != null) {
        invocation.getOrCreateAttachment(
            new AttachmentFactory() {
              @Override
              public Object createAttachment() {
                return nextId;
              }
            });
      }
    } catch (Throwable t) {
      logger.warn("Failed to BEFORE process. {}", t.getMessage(), t);
    }
  }
  @Override
  public void after(Object target, Object[] args, Object result, Throwable throwable) {
    if (isDebug) {
      logger.afterInterceptor(target, args);
    }

    final Trace trace = traceContext.currentTraceObject();
    if (trace == null) {
      return;
    }

    if (!validate(target)) {
      return;
    }

    try {
      SpanEventRecorder recorder = trace.currentSpanEventRecorder();
      recorder.recordApi(methodDescriptor);
      recorder.recordException(throwable);

      Request request = ((UserRequestGetter) target)._$PINPOINT$_getUserRequest();
      if (request != null) {
        recorder.recordAttribute(AnnotationKey.HTTP_URL, request.httpUrl().toString());
        recorder.recordDestinationId(request.httpUrl().host() + ":" + request.httpUrl().port());
        recordRequest(trace, request, throwable);
      }

      // clear attachment.
      InterceptorGroupInvocation invocation = interceptorGroup.getCurrentInvocation();
      if (invocation != null && invocation.getAttachment() != null) {
        invocation.removeAttachment();
      }
    } finally {
      trace.traceBlockEnd();
    }
  }