[JAVA]EncodingFilter 구현

EncodingFilter 구현

package com.eBrother.wepa.web.filter;

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;

public class EncodingFilter implements Filter {

private String encofing = null;

protected FilterConfig filterConfig = null;

public void destroy() {

this.encoding = null;

this.filterConfig = null;

}

/**

 * ServletRequest

*/

public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException,ServletException{

if(request.getCharacterEncoding() == null){

if(encoding != null){

request.setCharacterEncoding(encoding);

}

}

request.setCharacterEncoding(encoding);

chain.doFilter(request, response);

}

/**

 * web.xml

*/

public void init(FilterConfig filterConfig) throws ServletException{

this.filterConfig = filterConfig;

this.encoding = filterConfig.getInitParameter("encoding");

}

public FilterConfig getFilterConfig() {

return filterConfig;

}

public void setFilterConfig(FilterConfig cfg){

filterConfig = cfg;

}

}