com.sammyun.filter.AccessDeniedFilter.java Source code

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Here is the source code for com.sammyun.filter.AccessDeniedFilter.java

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/*
 * Copyright 2012-2014 sammyun.com.cn. All rights reserved.
 * Support: http://www.sammyun.com.cn
 * License: http://www.sammyun.com.cn/license
 */
package com.sammyun.filter;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletResponse;

import org.apache.commons.codec.binary.Base64;

/**
 * Filter - ?
 * 
 * @author Sencloud Team
 * @version 3.0
 */
public class AccessDeniedFilter implements Filter {

    /** ? */
    private static final String ERROR_MESSAGE = "Access denied!";

    public void init(FilterConfig filterConfig) throws ServletException {
    }

    public void destroy() {
    }

    public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain)
            throws IOException, ServletException {
        HttpServletResponse response = (HttpServletResponse) servletResponse;
        response.addHeader(new String(Base64.decodeBase64("UG93ZXJlZEJ5"), "utf-8"),
                new String(Base64.decodeBase64("U2hvcHh4Lm5ldA=="), "utf-8"));
        response.sendError(HttpServletResponse.SC_FORBIDDEN, ERROR_MESSAGE);
    }

}