prima implementazione di persistence usando eclipselink e database integrato in glassfish.

2015-05-04 01:27:46 +02:00
parent b76f6811dd
commit 5d21a01bcc
5 changed files with 161 additions and 2 deletions
--- a/servlet/Servlettest3.java
+++ b/servlet/Servlettest3.java
@@ -0,0 +1,73 @@
+package servlet;
+
+import test2_constraints_validation.*;
+import test3_persistence.store_class;
+import test3_persistence.test_class;
+
+import javax.annotation.Resource;
+import javax.ejb.Stateless;
+import javax.inject.Inject;
+import javax.persistence.EntityManager;
+import javax.persistence.PersistenceContext;
+import javax.servlet.ServletException;
+import javax.servlet.annotation.WebServlet;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.transaction.*;
+import javax.validation.ConstraintViolation;
+import javax.validation.Validator;
+import javax.validation.ValidatorFactory;
+import javax.validation.executable.ExecutableValidator;
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.lang.reflect.Method;
+import java.util.Iterator;
+import java.util.Set;
+
+/**
+ * Created by Giovanni on 25/04/2015.
+ */
+
+@WebServlet(name = "Servlettest3")
+public class Servlettest3 extends HttpServlet {
+
+
+    @Inject
+    store_class s;
+
+    protected void processRequest(HttpServletRequest request,  HttpServletResponse response)   throws ServletException, IOException {
+        response.setContentType("text/html;charset=UTF-8");
+        try (PrintWriter out = response.getWriter()) {
+/* TODO output your page here. */
+
+            out.println("<!DOCTYPE html>");
+            out.println("<html>");
+            out.println("<head>");
+            out.println("<title>Servlet xg</title>");
+            out.println("</head>");
+            out.println("<body>");
+            out.println("<h1>Servlet xg at " + request.getContextPath() + "</h1>");
+
+
+            s.store_class(new test_class() );
+
+
+
+            out.println("</body>");
+            out.println("</html>");
+        }
+    }
+
+
+
+    protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
+        processRequest(request, response);
+
+    }
+
+    protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
+        processRequest(request, response);
+
+    }
+}