/*
 * Copyright (c) 2021-2031, 河北计全科技有限公司 (https://www.jeequan.com & jeequan@126.com).
 * <p>
 * Licensed under the GNU LESSER GENERAL PUBLIC LICENSE 3.0;
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * <p>
 * http://www.gnu.org/licenses/lgpl.html
 * <p>
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.jeequan.jeepay.mch.secruity;

import org.springframework.security.core.AuthenticationException;
import org.springframework.security.web.AuthenticationEntryPoint;
import org.springframework.stereotype.Component;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.Serializable;

/*
 * 用户身份认证失败处理类
 *
 * @author terrfly
 * @site https://www.jeequan.com
 * @date 2021/6/8 17:11
 */
@Component
public class JeeAuthenticationEntryPoint implements AuthenticationEntryPoint, Serializable {

    @Override
    public void commence(HttpServletRequest request,
                         HttpServletResponse response,
                         AuthenticationException authException) throws IOException {
        // This is invoked when user tries to access a secured REST resource without supplying any credentials
        // We should just send a 401 Unauthorized response because there is no 'login page' to redirect to

        response.sendError(HttpServletResponse.SC_UNAUTHORIZED, "Unauthorized");

        //返回json形式的错误信息
//        response.setCharacterEncoding("UTF-8");
//        response.setContentType("application/json");
//        response.getWriter().println("{\"code\":1001, \"msg\":\"Unauthorized\"}");
        response.getWriter().flush();

    }
}
