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----*web.xml *----
----*web.xml *----
<filter>
<filter-name>MyFilter</filter-name>
<filter-class>cray.util.MyFilter</filter-class>
</filter>
<filter-mapping>
<filter-name>MyFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
------------MyFilter.java-------------
import javax.servlet.*;
import javax.servlet.http.HttpServlet;
import java.io.IOException;
public class MyFilter extends HttpServlet implements Filter
{
private FilterConfig filterConfig;
public void init(FilterConfig filterConfig) throws ServletException
{
this.filterConfig = filterConfig;
}
public void doFilter(ServletRequest request, ServletResponse response,
FilterChain filterChain)
{
try
{
request.setCharacterEncoding("GBK");
filterChain.doFilter(request, response);
} catch (ServletException sx)
{
filterConfig.getServletContext().log(sx.getMessage());
} catch (IOException iox)
{
filterConfig.getServletContext().log(iox.getMessage());
}
}
public void destroy()
{
}
}
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import java.sql.*;
public class ConnBean
{
private Connection con;
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public ConnBean()
{
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