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/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 2013-2014 sagyf Yang. The Four Group.
 */
package goja.plugins.shiro;

import org.apache.shiro.authz.AuthorizationException;
import org.apache.shiro.authz.UnauthenticatedException;

/**
 * 已认证通过访问控制处理器 单例模式运行。
 *
 * @author dafei
 */
class AuthenticatedAuthzHandler extends AbstractAuthzHandler {

    private static AuthenticatedAuthzHandler aah = new AuthenticatedAuthzHandler();

    private AuthenticatedAuthzHandler() {
    }

    public static AuthenticatedAuthzHandler me() {
        return aah;
    }

    @Override
    public void assertAuthorized() throws AuthorizationException {
        if (!getSubject().isAuthenticated()) {
            throw new UnauthenticatedException(
                    "The current Subject is not authenticated.  Access denied.");
        }
    }
}