Hi i m learning java n
i have written the following program but it does not compile
import java.io.*;
import javax.servlet.*;
import javax.servlet.http.*;
public class Simple implements Filter
{
public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
throws IOException, ServletException
{
}
public void destroy()
{
}
public void init(FilterConfig filterConfig)
{
}
}
when i come i get following errors
simple.java:4: class Simple is public, should be declared in a file named Simple.java
public class Simple implements Filter
^
simple.java:2: package javax.servlet does not exist
import javax.servlet.*;
^
simple.java:3: package javax.servlet.http does not exist
import javax.servlet.http.*;
^
simple.java:4: cannot find symbol
symbol: class Filter
public class Simple implements Filter
^
simple.java:6: cannot find symbol
symbol : class ServletRequest
location: class Simple
public void doFilter(ServletRequest request, ServletResponse response,
^
simple.java:6: cannot find symbol
symbol : class ServletResponse
location: class Simple
public void doFilter(ServletRequest request, ServletResponse response,
^
simple.java:7: cannot find symbol
symbol : class FilterChain
location: class Simple
FilterChain chain)
^
simple.java:8: cannot find symbol
symbol : class ServletException
location: class Simple
throws IOException, ServletException
^
simple.java:18: cannot find symbol
symbol : class FilterConfig
location: class Simple
public void init(FilterConfig filterConfig) plz help