lidongdong
2023-09-14 a1abd1e4ddf15d3ce1d3d0b22e7c7ac924d63e43
springcloud_k8s_panzhihuazhihuishequ/zuul/src/main/java/com/panzhihua/zuul/manager/RoleAccessDecisionManager.java
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package com.panzhihua.zuul.manager;
import java.util.Collection;
import org.springframework.security.access.AccessDecisionManager;
import org.springframework.security.access.AccessDeniedException;
import org.springframework.security.access.ConfigAttribute;
import org.springframework.security.authentication.InsufficientAuthenticationException;
import org.springframework.security.core.Authentication;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.stereotype.Component;
/**
 * @program: springcloud_k8s_panzhihuazhihuishequ
 * @description: 权限判断
 * @author: huang.hongfa weixin hhf9596 qq 959656820
 * @create: 2020-11-25 16:19
 **/
@Component
public class RoleAccessDecisionManager implements AccessDecisionManager {
    /**
     * decide 方法是判定是否拥有权限的决策方法,
     *
     * @param authentication
     *            当前用户的信息
     * @param o
     *            包含客户端发起的请求的requset信息
     * @param collection
     *            当前路径对应的权限
     * @throws AccessDeniedException
     *             无权限
     * @throws InsufficientAuthenticationException
     */
    @Override
    public void decide(Authentication authentication, Object o, Collection<ConfigAttribute> collection)
        throws AccessDeniedException, InsufficientAuthenticationException {
        Collection<? extends GrantedAuthority> authorities = authentication.getAuthorities();
        for (GrantedAuthority authority : authorities) {
            for (ConfigAttribute c : collection) {
                if (c.getAttribute().equals(authority.getAuthority())) {
                    return;
                }
            }
        }
        throw new AccessDeniedException("当前访问没有权限");
    }
    @Override
    public boolean supports(ConfigAttribute configAttribute) {
        return false;
    }
    @Override
    public boolean supports(Class<?> aClass) {
        return false;
    }
}