Slightly improved Comments for Servlet Examples

Author: Thomas Weise

javaServlets/src/main/java/myServlets/HelloWorldServlet.java

@@ -5,7 +5,7 @@
 import javax.servlet.ServletException; import javax.servlet.http.HttpServlet;
 
 
-public class HelloWorldServlet extends HttpServlet {
+public class HelloWorldServlet extends HttpServlet {//extend HTTP Servlet base class
 
   // this method is called by the servlet container for incoming GET requests
   @Override

javaServlets/src/main/java/myServlets/RequestDataServlet.java

@@ -4,9 +4,9 @@
 import java.io.PrintWriter; import javax.servlet.http.HttpServlet; import javax.servlet.http.Cookie;
 import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse;
 
-public class RequestDataServlet extends HttpServlet {
+public class RequestDataServlet extends HttpServlet {//extend HTTP Servlet base class
 
-  @Override
+  @Override //implement the HTTP GET request handler method
   public void doGet(HttpServletRequest req, HttpServletResponse resp)
       throws ServletException, IOException {
     resp.setContentType("text/html"); // set answer format to HTML format

javaServlets/src/main/java/myServlets/SessionDataServlet.java

@@ -5,8 +5,8 @@
 import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse;
 import javax.servlet.ServletException;
 
-public class SessionDataServlet extends HttpServlet {
-  @Override
+public class SessionDataServlet extends HttpServlet {//extend HTTP Servlet base class
+  @Override //implement the HTTP GET request handler method
   public void service(HttpServletRequest req, HttpServletResponse res)
       throws ServletException, IOException {
     res.setContentType("text/html"); // set answer format to HTML format