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package ste.filters;

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;

/**
 * UTF8 request filter.
 *=20
 * @author Arnaud
 */
public class UTFFilter implements Filter
{

  /**
   * Nothing to do.
   *=20
   * @see javax.servlet.Filter#destroy()
   */
  public void destroy()
  {
  }

  /**
   * Filter the request to UTF8. Thanks to V=C3=A0clavk Radek, Luis Gervaso=
, Dmitrii
   * CRETU for the help on user@struts.apache.org.
   *=20
   * @see javax.servlet.Filter#doFilter(javax.servlet.ServletRequest,
   *      javax.servlet.ServletResponse, javax.servlet.FilterChain)
   */
  public void doFilter(ServletRequest request, ServletResponse response,
                       FilterChain chain) throws IOException, ServletExcept=
ion
  {
    request.setCharacterEncoding("UTF-8");
    chain.doFilter(request, response);
  }

  /**
   * Nothing to do.
   *=20
   * @see javax.servlet.Filter#init(javax.servlet.FilterConfig)
   */
  public void init(FilterConfig arg0) throws ServletException
  {
  }

}