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package servletonly;
import java.io.IOException;
import java.io.PrintWriter;
import javax.naming.Context;
import javax.naming.InitialContext;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
public class TestServlet extends HttpServlet
{
public void
init () throws ServletException
{
super.init();
log("init()...");
}
public void
service (HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException
{
log("service()...");
try {
Context ic = new InitialContext();
//test: looking up the env-entry
String name = (String) ic.lookup("java:comp/env/name");
Integer value = (Integer) ic.lookup("java:comp/env/value");
log("[" + name + "] = [" + value + "]");
/*
* The following line will compile correctly only when the ant
* devtest is running. The ChangeableClass class is generated
* by the ant task (two different ways at two different points
* in the processing).
*/
final String changeableValue = ChangeableClass.changeableValue();
PrintWriter out = response.getWriter();
response.setContentType("text/html");
out.println("<html>");
out.println("<head>");
out.println("<title>TestServlet</title>");
out.println("</head>");
out.println("<body>");
out.println("<p>");
out.println("So what is your lucky number?");
out.println("</p>");
out.println("Mine is [" + value + "]");
out.println("<p>");
out.println("changeableValue=" + changeableValue);
out.println("</body>");
out.println("</html>");
out.flush();
out.close();
} catch (Exception ex) {
ex.printStackTrace();
ServletException se = new ServletException();
se.initCause(ex);
throw se;
}
}
public void log (String message) {
System.out.println("[war.servletonly.TestServlet]:: " + message);
}
}