Http基本明文验证

base64解码使用了novell的实现

java 代码

/**
 * $Revision: 1.0 $
 * Created: 2007-6-13
 * $Date: 2007-6-13 $
 *
 * Author: Keven Chen
 */
package com.comwave.webui.core.web.filter;

import java.io.IOException;
import java.util.StringTokenizer;

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

/**
 * @author Keven Chen
 * @version $Revision 1.0 $
 *
 */
public class AuthorizationFilter implements Filter {


    public void destroy() {

    }

    public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
            throws IOException, ServletException {
        HttpServletRequest hRequest = (HttpServletRequest) request;
        HttpServletResponse hResponse = (HttpServletResponse) response;

        String authHeader = hRequest.getHeader("Authorization");
        if(authHeader!=null){
            StringTokenizer st = new StringTokenizer(authHeader);
            if (st.hasMoreTokens()) {
                String basic = st.nextToken();
                if (basic.equalsIgnoreCase("Basic")) {
                    String credentials = st.nextToken();
                    String userPass = new String(Base64.decode(credentials));
                    System.out.println(userPass);
                }
            }
        }
        else{
            hResponse.setHeader("WWW-Authenticate","BASIC realm=\"comwave\"");
            hResponse.setStatus(HttpServletResponse.SC_UNAUTHORIZED);
        }
        //Authorization: Basic QWxhZGRpbjpvcGVuIHNlc2FtZQ==
    }


    public void init(FilterConfig arg0) throws ServletException {

    }

}

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