?? setcharacterencodingfilter.java
字號(hào):
package com.yuanchung.sales.util;
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.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
public class SetCharacterEncodingFilter implements Filter {
private String targetEncoding = "utf-8";
protected FilterConfig filterConfig = null;
private boolean ignore = true;
public void destroy() {
this.targetEncoding = null;
this.filterConfig = null;
}
public void doFilter(ServletRequest request, ServletResponse response,
FilterChain chain) throws IOException, ServletException {
//轉(zhuǎn)成http協(xié)議的api;
HttpServletRequest req = (HttpServletRequest) request;
HttpServletResponse res = (HttpServletResponse) response;
//組裝回填瀏覽器地址;
String basePath = req.getScheme()+"://"+req.getServerName()+":"+req.getServerPort()+req.getContextPath()+"/";
req.setAttribute("basePath", basePath);
if (!ignore && targetEncoding != null) {
request.setCharacterEncoding(targetEncoding);
response.setCharacterEncoding(targetEncoding);
}
chain.doFilter(req, res);
}
public void init(FilterConfig filterConfig) throws ServletException {
this.filterConfig = filterConfig;
String encoding = filterConfig.getInitParameter("encoding");
if(encoding != null){
this.targetEncoding = encoding;
}
String value = filterConfig.getInitParameter("ignore");
if(value != null && value.equalsIgnoreCase("false"))
ignore = false;
}
}
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