Java Subject.hasRole方法代码示例

import org.apache.shiro.subject.Subject; //导入方法依赖的package包/类
/**
 * 验证用户是否具有以下任意一个角色。
 * @param roleNames 以 delimeter 为分隔符的角色列表
 * @param delimeter 角色列表分隔符
 * @return 用户是否具有以下任意一个角色
 */
public boolean hasAnyRoles(String roleNames, String delimeter) {
	Subject subject = SecurityUtils.getSubject();
	if (subject != null) {
		if (delimeter == null || delimeter.length() == 0) {
			delimeter = ROLE_NAMES_DELIMETER;
		}

		for (String role : roleNames.split(delimeter)) {
			if (subject.hasRole(role.trim()) == true) {
				return true;
			}
		}
	}

	return false;
}
 

import org.apache.shiro.subject.Subject; //导入方法依赖的package包/类
/**
 * Check subject roles and permissions.
 *
 * @param currentUser the current user
 * @throws FailedLoginException the failed login exception in case roles or permissions are absent
 */
protected void checkSubjectRolesAndPermissions(final Subject currentUser) throws FailedLoginException {
    if (this.requiredRoles != null) {
        for (final String role : this.requiredRoles) {
            if (!currentUser.hasRole(role)) {
                throw new FailedLoginException("Required role " + role + " does not exist");
            }
        }
    }

    if (this.requiredPermissions != null) {
        for (final String perm : this.requiredPermissions) {
            if (!currentUser.isPermitted(perm)) {
                throw new FailedLoginException("Required permission " + perm + " does not exist");
            }
        }
    }
}
 

import org.apache.shiro.subject.Subject; //导入方法依赖的package包/类
/**
 * Check subject roles and permissions.
 *
 * @param currentUser the current user
 * @throws FailedLoginException the failed login exception in case roles or permissions are absent
 */
protected void checkSubjectRolesAndPermissions(final Subject currentUser) throws FailedLoginException {
    if (this.requiredRoles != null) {
        for (final String role : this.requiredRoles) {
            if (!currentUser.hasRole(role)) {
                throw new FailedLoginException("Required role " + role + " does not exist");
            }
        }
    }

    if (this.requiredPermissions != null) {
        for (final String perm : this.requiredPermissions) {
            if (!currentUser.isPermitted(perm)) {
                throw new FailedLoginException("Required permission " + perm + " cannot be located");
            }
        }
    }
}
 

import org.apache.shiro.subject.Subject; //导入方法依赖的package包/类
@Test
public void test(){

    log.info("My First Apache Shiro Application");

    Factory<SecurityManager> factory = new IniSecurityManagerFactory("classpath:shiro.ini");
    SecurityManager securityManager = factory.getInstance();
    SecurityUtils.setSecurityManager(securityManager);

    // get the currently executing user:
    Subject currentUser = SecurityUtils.getSubject();

    // Do some stuff with a Session (no need for a web or EJB container!!!)
    Session session = currentUser.getSession();
    session.setAttribute("someKey", "aValue");
    String value = (String) session.getAttribute("someKey");
    if (value.equals("aValue")) {
        log.info("Retrieved the correct value! [" + value + "]");
    }

    // let's login the current user so we can check against roles and permissions:
    if (!currentUser.isAuthenticated()) {
        UsernamePasswordToken token = new UsernamePasswordToken("lonestarr", "vespa");
        token.setRememberMe(true);
        try {
            currentUser.login(token);
        } catch (UnknownAccountException uae) {
            log.info("There is no user with username of " + token.getPrincipal());
        } catch (IncorrectCredentialsException ice) {
            log.info("Password for account " + token.getPrincipal() + " was incorrect!");
        } catch (LockedAccountException lae) {
            log.info("The account for username " + token.getPrincipal() + " is locked.  " +
                    "Please contact your administrator to unlock it.");
        }
        // ... catch more exceptions here (maybe custom ones specific to your application?
        catch (AuthenticationException ae) {
            //unexpected condition?  error?
        }
    }

    //say who they are:
    //print their identifying principal (in this case, a username):
    log.info("User [" + currentUser.getPrincipal() + "] logged in successfully.");

    //test a role:
    if (currentUser.hasRole("schwartz")) {
        log.info("May the Schwartz be with you!");
    } else {
        log.info("Hello, mere mortal.");
    }

    //test a typed permission (not instance-level)
    if (currentUser.isPermitted("lightsaber:weild")) {
        log.info("You may use a lightsaber ring.  Use it wisely.");
    } else {
        log.info("Sorry, lightsaber rings are for schwartz masters only.");
    }

    //a (very powerful) Instance Level permission:
    if (currentUser.isPermitted("winnebago:drive:eagle5")) {
        log.info("You are permitted to 'drive' the winnebago with license plate (id) 'eagle5'.  " +
                "Here are the keys - have fun!");
    } else {
        log.info("Sorry, you aren't allowed to drive the 'eagle5' winnebago!");
    }
    //all done - log out!
    currentUser.logout();
}
 

import org.apache.shiro.subject.Subject; //导入方法依赖的package包/类
@Override
protected boolean isAccessAllowed(ServletRequest request,
		ServletResponse response, Object mappedValue) throws Exception {
	String[] arra = (String[])mappedValue;
	Subject subject = getSubject(request, response);
	for (String role : arra) {
		if(subject.hasRole(role)){
			return true;
		}
	}
	return false;
}
 

import org.apache.shiro.subject.Subject; //导入方法依赖的package包/类
/**
 * 验证用户是否具备某角色。
 * @param role 角色名称
 * @return 用户是否具备某角色
 */
public boolean hasRole(String role) {
	Subject subject = SecurityUtils.getSubject();
	return subject != null && subject.hasRole(role) == true;
}