public void addFilter(String filterName,
                          String description,
                          String className,
                          Map<String, String> initParameters) {
        // Do nothing
        return;
    }
public void addFilter(String filterName,
                          String description,
                          String className,
                          Map<String, String> initParameters) {
        
        return;
    }
public void addFilter ( String filterName , String description , String className , Map < String , String > initParameters ) { // Do nothing return ; }
Adds the filter with the given name, description, and class name to
this servlet context.
Adds the filter with the given name description and class name to this servlet context .