CharacterEncodingFilter for java EE 6 (I can't believe I'm writing this AGAIN)

CharacterEncodingFilter.java

package fileupload;

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;
import javax.servlet.annotation.WebFilter;

@WebFilter(filterName = "CharacterEncodingFilter", urlPatterns = {"/*"})
public class CharacterEncodingFilter implements Filter {

    @Override
    public void init(FilterConfig filterConfig) throws ServletException {
        // NOOP
    }

    @Override
    public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException {
        if (request.getCharacterEncoding() == null) {
            request.setCharacterEncoding("UTF-8");
        }
        chain.doFilter(request, response);
    }


    @Override
    public void destroy() {
        // NOOP
    }
}