HelloFilter

package hello.javax.servlet;

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;

/**

* Servlet Filter implementation class CheckLogonFilter

*/

public class CheckLogonFilter implements Filter {

/**

* Default constructor.

*/

public CheckLogonFilter() {

}

/**

* @see Filter#destroy()

*/

public void destroy() {

}

/**

* @see Filter#doFilter(ServletRequest, ServletResponse, FilterChain)

*/

public void doFilter(ServletRequest request, ServletResponse response,

FilterChain chain) throws IOException, ServletException {

chain.doFilter(request, response);

}

/**

* @see Filter#init(FilterConfig)

*/

public void init(FilterConfig fConfig) throws ServletException {

}

}