// Programm 5-17: BSP_ROOT/meinewebapp/WEB-INF/classes/meinefilter/MusterFilter.java
package meinefilter;
import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;

public class MusterFilter implements Filter {
  private FilterConfig fc = null;
  public void init(FilterConfig fc) {
    this.fc = fc;
  }
  public void doFilter(ServletRequest rq, ServletResponse rs, FilterChain chain)
                                           throws ServletException, IOException {
    if (fc == null) return;
    chain.doFilter(rq, rs);
  }
  public void destroy() {
    this.fc = null;
  }
}