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spring core proxy : log trace - proxy factory

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This commit is contained in:
haerong22
2021-11-18 02:28:27 +09:00
parent 406aa76a7f
commit f4efdad0d4
4 changed files with 157 additions and 1 deletions
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6
spring-core/proxy/src/main/java/com/example/proxy/ProxyApplication.java
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@@ -6,6 +6,8 @@ import com.example.proxy.config.v1_proxy.ConcreteProxyConfig;
import com.example.proxy.config.v1_proxy.InterfaceProxyConfig;
import com.example.proxy.config.v2_dynamicproxy.DynamicProxyBasicConfig;
import com.example.proxy.config.v2_dynamicproxy.DynamicProxyFilterConfig;
import com.example.proxy.config.v3_proxyfactory.ProxyFactoryConfigV1;
import com.example.proxy.config.v3_proxyfactory.ProxyFactoryConfigV2;
import com.example.proxy.trace.logtrace.LogTrace;
import com.example.proxy.trace.logtrace.ThreadLocalLogTrace;
import org.springframework.boot.SpringApplication;
@@ -17,7 +19,9 @@ import org.springframework.context.annotation.Import;
//@Import(InterfaceProxyConfig.class)
//@Import(ConcreteProxyConfig.class)
//@Import(DynamicProxyBasicConfig.class)
@Import(DynamicProxyFilterConfig.class)
//@Import(DynamicProxyFilterConfig.class)
//@Import(ProxyFactoryConfigV1.class)
@Import(ProxyFactoryConfigV2.class)
@SpringBootApplication(scanBasePackages = "com.example.proxy.app")
public class ProxyApplication {

57
spring-core/proxy/src/main/java/com/example/proxy/config/v3_proxyfactory/ProxyFactoryConfigV1.java Normal file
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@@ -0,0 +1,57 @@
package com.example.proxy.config.v3_proxyfactory;
import com.example.proxy.app.v1.*;
import com.example.proxy.config.v3_proxyfactory.advice.LogTraceAdvice;
import com.example.proxy.trace.logtrace.LogTrace;
import lombok.extern.slf4j.Slf4j;
import org.springframework.aop.Advisor;
import org.springframework.aop.framework.ProxyFactory;
import org.springframework.aop.support.DefaultPointcutAdvisor;
import org.springframework.aop.support.NameMatchMethodPointcut;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
@Slf4j
@Configuration
public class ProxyFactoryConfigV1 {
@Bean
public OrderControllerV1 orderControllerV1(LogTrace logTrace) {
OrderControllerV1Impl orderController = new OrderControllerV1Impl(orderServiceV1(logTrace));
ProxyFactory factory = new ProxyFactory(orderController);
factory.addAdvisor(getAdvisor(logTrace));
OrderControllerV1 proxy = (OrderControllerV1) factory.getProxy();
log.info("ProxyFactory proxy={}, target={}", proxy.getClass(), orderController.getClass());
return proxy;
}
@Bean
public OrderServiceV1 orderServiceV1(LogTrace logTrace) {
OrderServiceV1Impl orderService = new OrderServiceV1Impl(orderRepositoryV1(logTrace));
ProxyFactory factory = new ProxyFactory(orderService);
factory.addAdvisor(getAdvisor(logTrace));
OrderServiceV1 proxy = (OrderServiceV1) factory.getProxy();
log.info("ProxyFactory proxy={}, target={}", proxy.getClass(), orderService.getClass());
return proxy;
}
@Bean
public OrderRepositoryV1 orderRepositoryV1(LogTrace logTrace) {
OrderRepositoryV1Impl orderRepository = new OrderRepositoryV1Impl();
ProxyFactory factory = new ProxyFactory(orderRepository);
factory.addAdvisor(getAdvisor(logTrace));
OrderRepositoryV1 proxy = (OrderRepositoryV1) factory.getProxy();
log.info("ProxyFactory proxy={}, target={}", proxy.getClass(), orderRepository.getClass());
return proxy;
}
private Advisor getAdvisor(LogTrace logTrace) {
NameMatchMethodPointcut pointcut = new NameMatchMethodPointcut();
pointcut.setMappedNames("request*", "order*", "save*");
LogTraceAdvice advice = new LogTraceAdvice(logTrace);
return new DefaultPointcutAdvisor(pointcut, advice);
}
}

59
spring-core/proxy/src/main/java/com/example/proxy/config/v3_proxyfactory/ProxyFactoryConfigV2.java Normal file
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@@ -0,0 +1,59 @@
package com.example.proxy.config.v3_proxyfactory;
import com.example.proxy.app.v2.OrderControllerV2;
import com.example.proxy.app.v2.OrderRepositoryV2;
import com.example.proxy.app.v2.OrderServiceV2;
import com.example.proxy.config.v3_proxyfactory.advice.LogTraceAdvice;
import com.example.proxy.trace.logtrace.LogTrace;
import lombok.extern.slf4j.Slf4j;
import org.springframework.aop.Advisor;
import org.springframework.aop.framework.ProxyFactory;
import org.springframework.aop.support.DefaultPointcutAdvisor;
import org.springframework.aop.support.NameMatchMethodPointcut;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
@Slf4j
@Configuration
public class ProxyFactoryConfigV2 {
@Bean
public OrderControllerV2 orderControllerV2(LogTrace logTrace) {
OrderControllerV2 orderController = new OrderControllerV2(orderServiceV2(logTrace));
ProxyFactory factory = new ProxyFactory(orderController);
factory.addAdvisor(getAdvisor(logTrace));
OrderControllerV2 proxy = (OrderControllerV2) factory.getProxy();
log.info("ProxyFactory proxy={}, target={}", proxy.getClass(), orderController.getClass());
return proxy;
}
@Bean
public OrderServiceV2 orderServiceV2(LogTrace logTrace) {
OrderServiceV2 orderService = new OrderServiceV2(orderRepositoryV2(logTrace));
ProxyFactory factory = new ProxyFactory(orderService);
factory.addAdvisor(getAdvisor(logTrace));
OrderServiceV2 proxy = (OrderServiceV2) factory.getProxy();
log.info("ProxyFactory proxy={}, target={}", proxy.getClass(), orderService.getClass());
return proxy;
}
@Bean
public OrderRepositoryV2 orderRepositoryV2(LogTrace logTrace) {
OrderRepositoryV2 orderRepository = new OrderRepositoryV2();
ProxyFactory factory = new ProxyFactory(orderRepository);
factory.addAdvisor(getAdvisor(logTrace));
OrderRepositoryV2 proxy = (OrderRepositoryV2) factory.getProxy();
log.info("ProxyFactory proxy={}, target={}", proxy.getClass(), orderRepository.getClass());
return proxy;
}
private Advisor getAdvisor(LogTrace logTrace) {
NameMatchMethodPointcut pointcut = new NameMatchMethodPointcut();
pointcut.setMappedNames("request*", "order*", "save*");
LogTraceAdvice advice = new LogTraceAdvice(logTrace);
return new DefaultPointcutAdvisor(pointcut, advice);
}
}

36
spring-core/proxy/src/main/java/com/example/proxy/config/v3_proxyfactory/advice/LogTraceAdvice.java Normal file
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@@ -0,0 +1,36 @@
package com.example.proxy.config.v3_proxyfactory.advice;
import com.example.proxy.trace.TraceStatus;
import com.example.proxy.trace.logtrace.LogTrace;
import org.aopalliance.intercept.MethodInterceptor;
import org.aopalliance.intercept.MethodInvocation;
import java.lang.reflect.Method;
public class LogTraceAdvice implements MethodInterceptor {
private final LogTrace logTrace;
public LogTraceAdvice(LogTrace logTrace) {
this.logTrace = logTrace;
}
@Override
public Object invoke(MethodInvocation invocation) throws Throwable {
TraceStatus status = null;
try {
Method method = invocation.getMethod();
String message = method.getDeclaringClass().getSimpleName() + "." + method.getName() + "()";
status = logTrace.begin(message);
Object result = invocation.proceed();
logTrace.end(status);
return result;
} catch (Exception e) {
logTrace.exception(status, e);
throw e;
}
}
}