解决数据库乱码

UTF-8编码过滤器实现

最新推荐文章于 2025-11-30 19:25:58 发布

最新推荐文章于 2025-11-30 19:25:58 发布 · 58 阅读

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#数据库 #web.xml

EncodingFilter:

public class EncodingFilter implements Filter {

public void destroy() {

}

public void doFilter(ServletRequest req, ServletResponse resp,
FilterChain chain) throws IOException, ServletException {

req.setCharacterEncoding("UTF-8");

resp.setCharacterEncoding("UTF-8");

chain.doFilter(req,resp);

}

public void init(FilterConfig arg0) throws ServletException {

}

WEB.XML:

<filter>
<filter-name>EncodingFilter</filter-name>
<filter-class>ectss.util.EncodingFilter</filter-class>
</filter>
<filter-mapping>
<filter-name>EncodingFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>