com.iterzp.momo.filter.SiteStatusFilter.java Source code

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Here is the source code for com.iterzp.momo.filter.SiteStatusFilter.java

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/*
 * Copyright 2005-2013 shopxx.net. All rights reserved.
 * Support: http://www.shopxx.net
 * License: http://www.shopxx.net/license
 */
package com.iterzp.momo.filter;

import java.io.IOException;

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

import org.springframework.stereotype.Component;
import org.springframework.util.AntPathMatcher;
import org.springframework.web.filter.OncePerRequestFilter;

import com.iterzp.momo.entity.Setting;
import com.iterzp.momo.utils.SettingUtils;

/**
 * Filter - ?
 * 
 * @author yd14 Team
 * @version 3.0
 */
@Component("siteStatusFilter")
public class SiteStatusFilter extends OncePerRequestFilter {

    /** URL */
    private static final String[] DEFAULT_IGNORE_URL_PATTERNS = new String[] { "/admin/**" };

    /** ??URL */
    private static final String DEFAULT_REDIRECT_URL = "/common/site_close.jhtml";

    /** antPathMatcher */
    private static AntPathMatcher antPathMatcher = new AntPathMatcher();

    /** URL */
    private String[] ignoreUrlPatterns = DEFAULT_IGNORE_URL_PATTERNS;

    /** ??URL */
    private String redirectUrl = DEFAULT_REDIRECT_URL;

    @Override
    protected void doFilterInternal(HttpServletRequest request, HttpServletResponse response,
            FilterChain filterChain) throws ServletException, IOException {
        Setting setting = SettingUtils.get();
        if (setting.getIsSiteEnabled()) {
            filterChain.doFilter(request, response);
        } else {
            String path = request.getServletPath();
            if (path.equals(redirectUrl)) {
                filterChain.doFilter(request, response);
                return;
            }
            if (ignoreUrlPatterns != null) {
                for (String ignoreUrlPattern : ignoreUrlPatterns) {
                    if (antPathMatcher.match(ignoreUrlPattern, path)) {
                        filterChain.doFilter(request, response);
                        return;
                    }
                }
            }
            response.sendRedirect(request.getContextPath() + redirectUrl);
        }
    }

    /**
     * ?URL
     * 
     * @return URL
     */
    public String[] getIgnoreUrlPatterns() {
        return ignoreUrlPatterns;
    }

    /**
     * URL
     * 
     * @param ignoreUrlPatterns
     *            URL
     */
    public void setIgnoreUrlPatterns(String[] ignoreUrlPatterns) {
        this.ignoreUrlPatterns = ignoreUrlPatterns;
    }

    /**
     * ???URL
     * 
     * @return ??URL
     */
    public String getRedirectUrl() {
        return redirectUrl;
    }

    /**
     * ??URL
     * 
     * @param redirectUrl
     *            ??URL
     */
    public void setRedirectUrl(String redirectUrl) {
        this.redirectUrl = redirectUrl;
    }

}