CharacterEncodingFilter.java

package core;

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;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

@WebFilter(urlPatterns={"/*"})
public class CharacterEncodingFilter implements Filter {
	private static final Logger logger = LoggerFactory.getLogger(CharacterEncodingFilter.class);
	
	@Override
	public void init(FilterConfig filterConfig) throws ServletException {
		logger.info("character encoding filter init!");
	}

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

	@Override
	public void destroy() {
	}
}