com.sparrow.aop.AbstractExecuteDurationInterceptor Maven / Gradle / Ivy

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/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.sparrow.aop;

import com.sparrow.tracer.ExecuteDuration;
import com.sparrow.tracer.Span;
import com.sparrow.tracer.Tracer;
import com.sparrow.tracer.TracerAccessor;
import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.annotation.Around;
import org.aspectj.lang.reflect.MethodSignature;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.lang.reflect.Method;

public abstract class AbstractExecuteDurationInterceptor {
    protected abstract TracerAccessor getTracerAccessor(Object arg);

    private TracerAccessor getTracerAccessor(ProceedingJoinPoint pjp) {
        Object[] args = pjp.getArgs();
        for (Object arg : args) {
            if (arg instanceof TracerAccessor) {
                return (TracerAccessor) arg;
            }
            TracerAccessor tracerAccessor = this.getTracerAccessor(arg);
            if (tracerAccessor != null) {
                return tracerAccessor;
            }
        }
        return null;
    }

    protected abstract void alarm(Logger logger, Throwable e, TracerAccessor tracerAccessor);

    protected abstract void alarm(Logger logger, TracerAccessor tracerAccessor, String format, Object... args);

    @Around("executeDuration()")
    public Object interceptor(ProceedingJoinPoint pjp) throws Throwable {
        TracerAccessor tracerAccessor = this.getTracerAccessor(pjp);
        Tracer tracer;
        Class classTarget = pjp.getTarget().getClass();
        Logger logger = LoggerFactory.getLogger(classTarget);
        Span span = null;
        if (tracerAccessor != null) {
            tracer = tracerAccessor.getTracer();
            if (tracer != null) {
                String methodName = pjp.getSignature().getName();
                Class[] par = ((MethodSignature) pjp.getSignature()).getParameterTypes();
                Method targetMethod = classTarget.getMethod(methodName, par);
                ExecuteDuration executeDuration = targetMethod.getAnnotation(ExecuteDuration.class);
                span = tracer.spanBuilder().asChild().name(executeDuration.spanName()).start();
            }
        }
        Object result;
        try {
            result = pjp.proceed();
            return result;
        } catch (Throwable e) {
            this.alarm(logger, e, tracerAccessor);
            throw e;
        } finally {
            if (span != null) {
                span.finish();
                long configTimeout = tracerAccessor.getAlarmTimeout();
                if (configTimeout > 0 && span.duration() > configTimeout) {
                    this.alarm(logger, tracerAccessor, "%s time out %sms", span.getName(), span.duration() + "");
                }
            }
        }
    }
}