java注解-接口增删改查权限校验

package com.thok.myoa.aop.annotation;

import com.thok.myoa.constant.AccessType;
import com.thok.myoa.constant.TransactionalConstant;

import java.lang.annotation.*;

/**
 * Created by fh on 2019/11/25
 * 访问控制注解
 */
@Target({ElementType.METHOD, ElementType.TYPE})
@Retention(RetentionPolicy.RUNTIME)
@Documented
public @interface AccessControl {
    AccessType accessType();
    TransactionalConstant transactional() default TransactionalConstant.VACATE;
}

package com.thok.myoa.constant;

/**
 * Created by fh on 2019/11/25
 * 访问类型
 */
public enum AccessType {
    ADD, DEL, PUT, QUE
}

package com.thok.myoa.listener;

import com.thok.myoa.aop.annotation.AccessControl;
import lombok.Getter;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.ApplicationListener;
import org.springframework.context.event.ContextRefreshedEvent;
import org.springframework.stereotype.Component;
import org.springframework.web.context.WebApplicationContext;
import org.springframework.web.method.HandlerMethod;
import org.springframework.web.servlet.mvc.method.RequestMappingInfo;
import org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping;

import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.Set;

/**
 * Created by fh on 2019/11/22
 * 服务器启动监听
 */
@Component
public class OnStartListener implements ApplicationListener<ContextRefreshedEvent> {
    private final Logger LOGGER = LoggerFactory.getLogger(OnStartListener.class);
    @Getter
    private List<String> urls = new ArrayList<String>();
    @Autowired
    private WebApplicationContext applicationContext;

    @Override
    public void onApplicationEvent(ContextRefreshedEvent contextRefreshedEvent) {
        LOGGER.info("监听器启动");
        RequestMappingHandlerMapping mapping = applicationContext.getBean(RequestMappingHandlerMapping.class);
        // 获取url与类和方法的对应信息
        Map<RequestMappingInfo, HandlerMethod> map = mapping.getHandlerMethods();
        for (Map.Entry<RequestMappingInfo, HandlerMethod> entry : map.entrySet()) {
            RequestMappingInfo requestMappingInfo = entry.getKey();
            HandlerMethod method = entry.getValue();
            AccessControl accessControl = method.getMethod().getAnnotation(AccessControl.class);
            if (accessControl != null) {
                Set<String> patterns = requestMappingInfo.getPatternsCondition().getPatterns();
                for (String url : patterns) {
                    LOGGER.info("url: " + url);
                }
                LOGGER.info(accessControl.accessType() + " , " + accessControl.transactional());
            }
        }
    }
}