characterencodingfilter.java

jsp+javabean+sqlserver开发的设备管理系统

package devicecomm;

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 CharacterEncodingFilter implements Filter 
{

protected String encoding = null; 

public void init(FilterConfig filterConfig) throws ServletException 
{
this.encoding = filterConfig.getInitParameter("encoding");
}

public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException 
{
request.setCharacterEncoding(encoding);
response.setContentType("text/html;charset="+encoding);
chain.doFilter(request, response);
}

public void destroy() {
	// TODO 自动生成方法存根	
}
}