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  • java GET POST提交乱码问题

    1.整体思想,编码方式统一(采用utf-8)
    2页面显示中文乱码

    <%page pageEncoding="utf-8"%>

    3传递中文参数乱码

    修改server.xml(解决get方式)

    <Connector port="8080" protocol="HTTP/1.1" maxThreads="150" connectionTimeout="20000"

      redirectPort="8443" URIEncoding="UTF-8"/>

    编写过滤器(Filter)(解决post方式)

    package servlets;   

    import java.io.IOException;  

    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;  

    public class EncodingFilter implements Filter {  
      public void init(FilterConfig config) throws ServletException {  
      }  

      public void doFilter(ServletRequest request, ServletResponse response,  
      FilterChain chain) throws IOException, ServletException {  
      request.setCharacterEncoding("utf-8");  
      chain.doFilter(request, response);  
      }  

      public void destroy() {  
      }  
    }
     

    在web.xml注册

    <filter>  
      <filter-name>EncodingFilter</filter-name>  
      <filter-class>servlets.EncodingFilter</filter-class>  
      </filter>  
      <filter-mapping>  
      <filter-name>EncodingFilter</filter-name>  
      <url-pattern>*.do</url-pattern>  
      </filter-mapping>

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  • 原文地址:https://www.cnblogs.com/littleCode/p/3543776.html
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