com.github.dennisit.vplus.data.interceptor.AppletInterceptor Maven / Gradle / Ivy

Go to download
/*--------------------------------------------------------------------------
 *  Copyright (c) 2010-2020, Elon.su All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 * Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimer.
 * Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
 * Neither the name of the elon developer nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 * Author: Elon.su, you can also mail [email protected]
 *--------------------------------------------------------------------------
*/
package com.github.dennisit.vplus.data.interceptor;

import com.github.dennisit.vplus.data.utils.DigestUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.servlet.handler.HandlerInterceptorAdapter;

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

/**
 * Created by Elon.su on 17/10/6.
 */
public class AppletInterceptor extends HandlerInterceptorAdapter {

    private static final Logger LOG = LoggerFactory.getLogger(AppletInterceptor.class);

    public static final String APP_KEY = DigestUtils.md5Hex("APP_KEY");

    public static final String VERSION_KEY = DigestUtils.md5Hex("APP_VERSION");

    /**
     * 应用标识
     */
    private String appKey;

    /**
     * 应用版本
     */
    private String version;

    /**
     * 应用拦截器
     */
    public AppletInterceptor() {

    }

    public AppletInterceptor(String appKey, String version) {
        this.appKey = appKey;
        this.version = version;
    }


    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
        return super.preHandle(request, response, handler);
    }

    @Override
    public void postHandle(HttpServletRequest request, HttpServletResponse response, Object handler, ModelAndView modelAndView) throws Exception {
        request.setAttribute(AppletInterceptor.APP_KEY, appKey);
        request.setAttribute(AppletInterceptor.VERSION_KEY, version);
        LOG.debug("[Applet] [AppKey:{}] [Version:{}]", this.appKey, this.version);
    }

    public void setAppKey(String appKey) {
        this.appKey = appKey;
    }

    public void setVersion(String version) {
        this.version = version;
    }
}