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 EncodingFilter implements Filter {
public static final String CHARSET = "gb2312";
public void destroy() {
}
public void doFilter(ServletRequest request, ServletResponse response,
FilterChain chain) throws IOException, ServletException {
request.setCharacterEncoding(CHARSET);
chain.doFilter(request, response);
}
public void init(FilterConfig arg0) throws ServletException {
}
}
web.xml中配置
<filter-name>EncodingFilter</filter-name>
本文介绍了一个简单的Servlet过滤器实现,用于统一设置请求的字符编码为GB2312,确保中文字符正确解析。通过在web.xml中配置此过滤器,可以使其应用于所有请求路径。
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