requestencoderfilter.java

来自「Struts+Spring+ibatis的一个简单例子」· Java 代码 · 共 47 行

/*  
 *  This is a part of the symphonymold Platform.
 *  Copyright (C) 2006-2007 opendoc.org Corporation
 *  All rights reserved.
 *
 *  Licensed under the opendoc.org public License.
 *  
 *
 */
package cn.javagossip.ssiframework.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;

import cn.javagossip.ssiframework.util.StringUtils;

/**
 * @author wangwp
 * @version $Id: RequestEncoderFilter.java,v 1.1 2007/12/19 03:59:06 jabberdev Exp $
 */
public class RequestEncoderFilter implements Filter {
	private String characterEncoding;
	private static final String DEFAULT_ENCODING = "UTF-8";
	
	public void destroy() {
	}

	public void doFilter(ServletRequest req, ServletResponse res,
			FilterChain chain) throws IOException, ServletException {
		req.setCharacterEncoding(characterEncoding);
		chain.doFilter(req, res);
	}

	public void init(FilterConfig config) throws ServletException{
		characterEncoding = config.getInitParameter("characterEncoding");
		if(StringUtils.isEmpty(characterEncoding)){
			characterEncoding = DEFAULT_ENCODING;
		}
	}
}