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林致杰

2022-04-22 feaca4b285e2f3647ec012ba73d6b4b7962de5f9

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package com.ots.common.utils.security;
import com.ots.common.utils.StringUtils;
import com.ots.common.utils.bean.BeanUtils;
import com.ots.framework.shiro.realm.UserRealm;
import com.ots.project.system.user.domain.User;
import org.apache.shiro.SecurityUtils;
import org.apache.shiro.mgt.RealmSecurityManager;
import org.apache.shiro.session.Session;
import org.apache.shiro.subject.PrincipalCollection;
import org.apache.shiro.subject.SimplePrincipalCollection;
import org.apache.shiro.subject.Subject;
 
public class ShiroUtils {
    public static Subject getSubject() {
        return SecurityUtils.getSubject();
    }
    public static Session getSession() {
        return SecurityUtils.getSubject().getSession();
    }
    public static void logout() {
        getSubject().logout();
    }
    public static User getSysUser() {
        User user = null;
        Object obj = getSubject().getPrincipal();
        if (StringUtils.isNotNull(obj)) {
            user = new User();
            BeanUtils.copyBeanProp(user, obj);
        }
        return user;
    }
    public static void setSysUser(User user) {
        Subject subject = getSubject();
        PrincipalCollection principalCollection = subject.getPrincipals();
        String realmName = principalCollection.getRealmNames().iterator().next();
        PrincipalCollection newPrincipalCollection = new SimplePrincipalCollection(user, realmName);
        
        subject.runAs(newPrincipalCollection);
    }
    public static void clearCachedAuthorizationInfo() {
        RealmSecurityManager rsm = (RealmSecurityManager) SecurityUtils.getSecurityManager();
        UserRealm realm = (UserRealm) rsm.getRealms().iterator().next();
        realm.clearCachedAuthorizationInfo();
    }
    public static Long getUserId() {
        return getSysUser().getUserId().longValue();
    }
    public static String getLoginName() {
        return getSysUser().getLoginName();
    }
    public static String getIp() {
        return getSubject().getSession().getHost();
    }
    public static String getSessionId() {
        return String.valueOf(getSubject().getSession().getId());
    }
}