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MultitenantDataSourceRouter.java
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MultitenantDataSourceRouter.java
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/**
* @Author iyboklee (iyboklee@gmail.com)
*/
package com.github.iyboklee.config.mtds;
import java.lang.reflect.Method;
import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.annotation.Around;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.reflect.MethodSignature;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.core.Ordered;
import org.springframework.core.annotation.Order;
import org.springframework.stereotype.Component;
import org.springframework.transaction.annotation.Transactional;
import lombok.extern.slf4j.Slf4j;
@Slf4j
@Aspect
@Order(value = Ordered.HIGHEST_PRECEDENCE)
@Component
public class MultitenantDataSourceRouter implements InitializingBean {
@Override
public void afterPropertiesSet() throws Exception {
log.info("Multitenant DataSource Routing Advisor initialized.");
}
@Around("execution(public * com.github.iyboklee.core.service..*.*(..)) && @annotation(org.springframework.transaction.annotation.Transactional)")
public Object processService(ProceedingJoinPoint joinPoint) throws Throwable {
try {
String methodName = joinPoint.getSignature().getName();
MethodSignature methodSignature = (MethodSignature) joinPoint.getSignature();
Method method = methodSignature.getMethod();
if (method.getDeclaringClass().isInterface())
method = joinPoint.getTarget().getClass().getDeclaredMethod(methodName, method.getParameterTypes());
Transactional transactional = method.getAnnotation(Transactional.class);
if (transactional != null && transactional.readOnly())
TenantContextHolder.set(TenantType.SLAVE);
return joinPoint.proceed();
} finally {
TenantContextHolder.clear();
}
}
}