setcharacterencodingfilter.java

java页面布局~~~STRUTS标签。页面分成三部分。分层CSS样式。

package com.yourcompany.struts.framework;

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 SetCharacterEncodingFilter  implements Filter {

	protected FilterConfig filterConfig;
	protected String encodingName;
	protected boolean enable;

	public SetCharacterEncodingFilter() {
	this.encodingName = "UTF-8";
	this.enable = false;
	}

	public void init(FilterConfig filterConfig) throws ServletException {
	this.filterConfig = filterConfig;
	loadConfigParams();
	}

	private void loadConfigParams() {
    //encoding
	this.encodingName = this.filterConfig.getInitParameter("encoding");
    //filter enable flag...
	String strIgnoreFlag = this.filterConfig.getInitParameter("enable");
	if (strIgnoreFlag.equalsIgnoreCase("true")) {
	this.enable = true;
	} else {
	this.enable = false;
	}
	}

	public void doFilter(ServletRequest request, ServletResponse response,
	FilterChain chain) throws IOException, ServletException {
	if(this.enable) {
	request.setCharacterEncoding(this.encodingName);
	}
	chain.doFilter(request, response);
	}

	public void destroy() {
	}

	}