81,092
社区成员
发帖
与我相关
我的任务
分享初学者提问:编译servlet文件时出现了这样的错误,已经正常安装了tomcat和jdk,
--------------------Configuration: j2sdk <Default>--------------------
D:\Tomcat\webapps\hg\WEB-INF\classes\Test.java:3: package javax.io does not exist
import javax.io.PrintWriter;
^
D:\Tomcat\webapps\hg\WEB-INF\classes\Test.java:10: cannot resolve symbol
symbol : class ServletException
location: class test.Test
protected void doGet(HttpServletRequest request,HttpServletResponse response)throws ServletException,IOException
^
D:\Tomcat\webapps\hg\WEB-INF\classes\Test.java:12: cannot resolve symbol
symbol : class PrintWriter
location: class test.Test
PrintWriter out=response.getWriter();
^
3 errors
源文件:
package test;
import java.io.IOException;
import javax.io.PrintWriter;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
public class Test extends HttpServlet
{
protected void doGet(HttpServletRequest request,HttpServletResponse response)throws ServletException,IOException
{
PrintWriter out=response.getWriter();
out.println("<html><body><h1>This is a servlet test</h1></body></html>");
out.flush();
}
}
D:\Tomcat\webapps\hg\WEB-INF\classes\Test.java:3: package javax.io does not exist
import javax.io.PrintWriter;
^
D:\Tomcat\webapps\hg\WEB-INF\classes\Test.java:10: cannot resolve symbol
symbol : class ServletException
location: class test.Test
protected void doGet(HttpServletRequest request,HttpServletResponse response)throws ServletException,IOException
^
D:\Tomcat\webapps\hg\WEB-INF\classes\Test.java:12: cannot resolve symbol
symbol : class PrintWriter
location: class test.Test
PrintWriter out=response.getWriter();
^
3 errors
源文件:
package test;
import java.io.IOException;
import javax.io.PrintWriter;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
public class Test extends HttpServlet
{
protected void doGet(HttpServletRequest request,HttpServletResponse response)throws ServletException,IOException
{
PrintWriter out=response.getWriter();
out.println("<html><body><h1>This is a servlet test</h1></body></html>");
out.flush();
}
}
...全文
请发表友善的回复…
发表回复
monbit 2003-08-20
- 打赏
- 举报
package javax.io does not exist
不是说的很清楚么。。。。根本就没有javax.io这个包
你把它改成java.io就可以拉
不是说的很清楚么。。。。根本就没有javax.io这个包
你把它改成java.io就可以拉
mingjob 2003-08-20
- 打赏
- 举报
see:
http://www.csdn.net/develop/Read_Article.asp?Id=20485
http://www.csdn.net/develop/Read_Article.asp?Id=20485
transist 2003-08-20
- 打赏
- 举报
servlet的使用都要在web.xml注册
luoxingke 2003-08-19
- 打赏
- 举报
已经加入了的!!!!还有一个问题,看了一些贴子产生了个疑问:tomcat中用servlet到底要不要配置web.xml文件??说法不一啊,很迷茫.请指教!!!
maxy 2003-08-19
- 打赏
- 举报
把tomcat\common\lib下的servlet.jar加入classpath
