net.bafeimao.umbrella.web.interceptor.SecurityCheckingHandlerInterceptor.java Source code

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Here is the source code for net.bafeimao.umbrella.web.interceptor.SecurityCheckingHandlerInterceptor.java

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/*
 * Copyright 2002-2015 by bafeimao.net
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * 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 net.bafeimao.umbrella.web.interceptor;

import org.springframework.web.servlet.handler.HandlerInterceptorAdapter;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

public class SecurityCheckingHandlerInterceptor extends HandlerInterceptorAdapter {

    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler)
            throws Exception {
        if (request.getSession().getAttribute("user") == null) {
            response.sendRedirect(request.getContextPath() + "/login?returl=" + request.getPathInfo());
            return false;
        }

        return super.preHandle(request, response, handler);
    }
}