112 lines
4.0 KiB
Java
112 lines
4.0 KiB
Java
package org.datasurvey.aop.logging;
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import java.util.Arrays;
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import org.aspectj.lang.JoinPoint;
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import org.aspectj.lang.ProceedingJoinPoint;
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import org.aspectj.lang.annotation.AfterThrowing;
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import org.aspectj.lang.annotation.Around;
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import org.aspectj.lang.annotation.Aspect;
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import org.aspectj.lang.annotation.Pointcut;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.core.env.Environment;
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import org.springframework.core.env.Profiles;
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import tech.jhipster.config.JHipsterConstants;
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/**
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* Aspect for logging execution of service and repository Spring components.
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*
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* By default, it only runs with the "dev" profile.
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*/
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@Aspect
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public class LoggingAspect {
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private final Environment env;
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public LoggingAspect(Environment env) {
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this.env = env;
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}
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/**
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* Pointcut that matches all repositories, services and Web REST endpoints.
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*/
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@Pointcut(
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"within(@org.springframework.stereotype.Repository *)" +
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" || within(@org.springframework.stereotype.Service *)" +
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" || within(@org.springframework.web.bind.annotation.RestController *)"
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)
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public void springBeanPointcut() {
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// Method is empty as this is just a Pointcut, the implementations are in the advices.
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}
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/**
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* Pointcut that matches all Spring beans in the application's main packages.
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*/
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@Pointcut("within(org.datasurvey.repository..*)" + " || within(org.datasurvey.service..*)" + " || within(org.datasurvey.web.rest..*)")
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public void applicationPackagePointcut() {
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// Method is empty as this is just a Pointcut, the implementations are in the advices.
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}
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/**
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* Retrieves the {@link Logger} associated to the given {@link JoinPoint}.
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*
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* @param joinPoint join point we want the logger for.
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* @return {@link Logger} associated to the given {@link JoinPoint}.
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*/
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private Logger logger(JoinPoint joinPoint) {
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return LoggerFactory.getLogger(joinPoint.getSignature().getDeclaringTypeName());
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}
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/**
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* Advice that logs methods throwing exceptions.
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*
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* @param joinPoint join point for advice.
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* @param e exception.
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*/
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@AfterThrowing(pointcut = "applicationPackagePointcut() && springBeanPointcut()", throwing = "e")
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public void logAfterThrowing(JoinPoint joinPoint, Throwable e) {
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if (env.acceptsProfiles(Profiles.of(JHipsterConstants.SPRING_PROFILE_DEVELOPMENT))) {
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logger(joinPoint)
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.error(
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"Exception in {}() with cause = \'{}\' and exception = \'{}\'",
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joinPoint.getSignature().getName(),
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e.getCause() != null ? e.getCause() : "NULL",
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e.getMessage(),
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e
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);
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} else {
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logger(joinPoint)
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.error(
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"Exception in {}() with cause = {}",
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joinPoint.getSignature().getName(),
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e.getCause() != null ? e.getCause() : "NULL"
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);
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}
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}
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/**
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* Advice that logs when a method is entered and exited.
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*
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* @param joinPoint join point for advice.
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* @return result.
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* @throws Throwable throws {@link IllegalArgumentException}.
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*/
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@Around("applicationPackagePointcut() && springBeanPointcut()")
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public Object logAround(ProceedingJoinPoint joinPoint) throws Throwable {
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Logger log = logger(joinPoint);
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if (log.isDebugEnabled()) {
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log.debug("Enter: {}() with argument[s] = {}", joinPoint.getSignature().getName(), Arrays.toString(joinPoint.getArgs()));
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}
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try {
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Object result = joinPoint.proceed();
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if (log.isDebugEnabled()) {
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log.debug("Exit: {}() with result = {}", joinPoint.getSignature().getName(), result);
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}
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return result;
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} catch (IllegalArgumentException e) {
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log.error("Illegal argument: {} in {}()", Arrays.toString(joinPoint.getArgs()), joinPoint.getSignature().getName());
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throw e;
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}
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}
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}
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