tomcat 4下编码问题!

Question

文件头上加：
<%@ page  contentType="text/html;charset=gb2312"%>

Answer 1

读参数前再加上
request.setCharacterEncoding(gb2312);

Answer 2

request.setCharacterEncoding("gb2312");

Answer 3

Error: 500
Location: /test.jsp
Internal Servlet Error:org.apache.jasper.JasperException: Unable to compile Note: sun.tools.javac.Main has been deprecated.
/usr/local/tomcat/work/www.au2cn.net/ROOT/test_2.java:48: Method setCharacterEncoding(java.lang.String) not found in interface javax.servlet.http.HttpServletRequest.
                    request.setCharacterEncoding("gb2312");
                                                ^
1 error, 1 warning

Answer 4

哦，你的原因是没有找到servlet.jar文件，路径加上就OK了