Simple Query

build/classes/.gitignore

@@ -2,3 +2,4 @@
 /student_contact_info/
 /student_info/
 /uic_classes/
+/vaccination_card/

src/main/java/student_contact_info/web/servlet/findAll.java

@@ -0,0 +1,50 @@
+package student_contact_info.web.servlet;
+
+import java.io.IOException;
+import java.util.List;
+
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import student_contact_info.service.student_contact_infoService;
+
+/**
+ * Servlet implementation class findAll
+ */
+
+//public class  extends HttpServlet {
+//	private static final long serialVersionUID = 1L;
+//       
+//	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
+//		doPost(request,response);
+//	}
+//
+//	/**
+//	 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
+//	 */
+//	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
+//		UserService userservice = new UserService();
+//		try {
+//			request.setAttribute("UserList", userservice.findall());
+//		} catch (InstantiationException | IllegalAccessException
+//				| ClassNotFoundException e) {
+//			e.printStackTrace();
+//		}
+//		try {
+//			List<Object> li = userservice.findall();
+//			for(int i = 0; i < li.size();i++){
+//				System.out.println(li.get(i).toString());
+//			}
+//			
+//		} catch (InstantiationException | IllegalAccessException
+//				| ClassNotFoundException e) {
+//			e.printStackTrace();
+//		}
+//		
+//		
+//		request.getRequestDispatcher("/jsps/user/q1_list_users.jsp").forward(request, response);
+//	}
+//
+//}

src/main/java/vaccination_card/dao/vaccination_cardDao.java

@@ -5,9 +5,10 @@
 import java.sql.PreparedStatement;
 import java.sql.ResultSet;
 import java.sql.SQLException;
+import java.util.ArrayList;
+import java.util.List;
 
-
-
+import user.domain.User;
 
 //import java.util.ArrayList;
 //import java.util.List;
@@ -133,4 +134,31 @@ public void delete(String UIN_p) throws ClassNotFoundException, InstantiationExc
 			throw new RuntimeException(e);
 		}
 	}
+
+
+	public List<Object> findDate() throws InstantiationException, IllegalAccessException, ClassNotFoundException{
+		List<Object> list = new ArrayList<>();
+		try {
+			Class.forName("com.mysql.cj.jdbc.Driver");
+			Connection connect = DriverManager.getConnection("jdbc:mysql://127.0.0.1:3306/uic_covid_database", MySQL_user, MySQL_password);
+			String sql = "select first_dose, second_dose from vaccination_card where Name = \"Vedant\"";
+			PreparedStatement preparestatement = connect.prepareStatement(sql); 
+			ResultSet resultSet = preparestatement.executeQuery();			
+			while(resultSet.next()){
+
+				vaccination_card user = new vaccination_card();
+				user.setFirst_dose( java.sql.Date.valueOf((resultSet.getString("first_dose"))) );
+	    		user.setSecond_date( java.sql.Date.valueOf((resultSet.getString("second_dose"))) );
+
+	    		list.add(user);
+			 }
+			connect.close();
+		} catch(SQLException e) {
+			throw new RuntimeException(e);
+		}
+		return list;
+
+	}
+
+
 }

src/main/java/vaccination_card/domain/vaccination_card.java

@@ -5,7 +5,7 @@
 /**
  * User object
  * 
- * @author Aayush Makharia
+ * @author
  * 
  */
 public class vaccination_card {

src/main/java/vaccination_card/service/vaccination_cardService.java

@@ -1,6 +1,8 @@
 package vaccination_card.service;
 
 
+import java.util.List;
+
 import vaccination_card.dao.vaccination_cardDao;
 import vaccination_card.domain.vaccination_card;
 
@@ -25,4 +27,9 @@ public void create(vaccination_card form) throws vaccination_cardException, Clas
 		if(entity1.getUIN()!=null && entity1.getUIN().equals(form.getUIN())) throw new vaccination_cardException("This UIN has been registered!");
 		entity1Dao.add(form);
 	}
+
+	public List<Object> findDate() throws InstantiationException, IllegalAccessException, ClassNotFoundException{
+		return entity1Dao.findDate();
+
+	}
 }

src/main/java/vaccination_card/web/servlet/displayDoseDate.java

@@ -0,0 +1,40 @@
+package vaccination_card.web.servlet;
+
+import java.io.IOException;
+import java.util.List;
+
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import vaccination_card.service.vaccination_cardService;
+
+/**
+ * Servlet implementation class findAll
+ */
+
+public class displayDoseDate extends HttpServlet {
+	private static final long serialVersionUID = 1L;
+
+	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
+		doPost(request,response);
+	}
+
+	/**
+	 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
+	 */
+	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
+		vaccination_cardService userservice = new vaccination_cardService();
+		try {
+			request.setAttribute("vaccination_cardList", userservice.findDate());
+		} catch (InstantiationException | IllegalAccessException
+				| ClassNotFoundException e) {
+			e.printStackTrace();
+		}
+
+
+		request.getRequestDispatcher("/jsps/vaccination_card/displayDoseDate.jsp").forward(request, response);
+	}
+
+}

src/main/webapp/WEB-INF/web.xml

@@ -59,6 +59,8 @@
     <servlet-name>UserServletRegister</servlet-name>
     <url-pattern>/UserServletRegister</url-pattern>
   </servlet-mapping>
+
+
   <servlet>
     <description></description>
     <display-name>UserServletLogin</display-name>
@@ -82,6 +84,17 @@
     <url-pattern>/UserServletLogout</url-pattern>
   </servlet-mapping>
 
+    <servlet>
+    <description></description>
+    <display-name>InitializeDB</display-name>
+    <servlet-name>InitializeDB</servlet-name>
+    <servlet-class>user.web.servlet.UserServletRegister</servlet-class>
+  </servlet>
+  <servlet-mapping>
+    <servlet-name>InitializeDB</servlet-name>
+    <url-pattern>/InitializeDB</url-pattern>
+  </servlet-mapping>
+
   <servlet>
     <description></description>
     <display-name>student_contact_infoServletCreate</display-name>
@@ -264,14 +277,25 @@
   <servlet>
     <description></description>
     <display-name>findAll</display-name>
-    <servlet-name>findAll</servlet-name>
-
+    <servlet-name>findAll</servlet-name> 
     <servlet-class>user.web.servlet.findAll</servlet-class>
   </servlet>
   <servlet-mapping>
     <servlet-name>findAll</servlet-name>
     <url-pattern>/findAll</url-pattern>
   </servlet-mapping>
+
+   <servlet>
+    <description></description>
+    <display-name>displayDoseDate</display-name>
+    <servlet-name>displayDoseDate</servlet-name> 
+    <servlet-class>vaccination_card.web.servlet.displayDoseDate</servlet-class>
+  </servlet>
+  <servlet-mapping>
+    <servlet-name>displayDoseDate</servlet-name>
+    <url-pattern>/displayDoseDate</url-pattern>
+  </servlet-mapping>
+
   <welcome-file-list>
     <welcome-file>index.html</welcome-file>
     <welcome-file>login.jsp</welcome-file>

src/main/webapp/jsps/initialize/init.jsp

@@ -0,0 +1,33 @@
+<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
+<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
+
+
+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
+<html>
+  <head>
+
+    <title>Initialize Database</title>
+
+	<meta http-equiv="pragma" content="no-cache">
+	<meta http-equiv="cache-control" content="no-cache">
+	<meta http-equiv="expires" content="0">    
+	<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
+	<meta http-equiv="description" content="This is my page">
+	<meta http-equiv="content-type" content="text/html;charset=utf-8">
+	<!--
+	<link rel="stylesheet" type="text/css" href="styles.css">
+	-->
+
+  </head>
+
+  <body>
+  <h1>Initialize Database</h1>
+
+<p style="color: red; font-weight: 900">${msg }</p>
+<form action="<c:url value='/UserServletRegister'/>" method="post">
+
+
+	<input type="submit" value="Initialize DB"/>
+</form>
+  </body>
+</html>

src/main/webapp/jsps/top.jsp

@@ -39,6 +39,7 @@
 		<c:when test="${empty sessionScope.session_user }">
 			<a href="<c:url value='/jsps/user/login.jsp'/>" target="_parent">Login</a> |&nbsp; 
 			<a href="<c:url value='/jsps/user/regist.jsp'/>" target="_parent">Register</a> |&nbsp; 
+			<%-- <a href="<c:url value='/jsps/initialize/init.jsp'/>" target="body">Initialize Database</a> |&nbsp;&nbsp; --%>
 
 		</c:when>
 		<c:otherwise>

src/main/webapp/jsps/user/q1_list_users.jsp

@@ -22,4 +22,4 @@
 </c:forEach>
 </table>
 </body>
-</html>
+</html>

src/main/webapp/jsps/user/queries.jsp

@@ -25,7 +25,7 @@
     <h1>Welcome to the Demo</h1>
     <br>
     <a href="<c:url value='/findAll'/>" target="body">Please list all the user in the table</a>&nbsp;&nbsp;
-
-
+ 	<br/>
+    <a href="<c:url value='/displayDoseDate'/>" target="body">Find the First Dose and Second Dose Date</a>&nbsp;&nbsp;
   </body>
 </html>

src/main/webapp/jsps/vaccination_card/displayDoseDate.jsp

@@ -0,0 +1,28 @@
+<%@ page language="java" contentType="text/html; charset=UTF-8"
+    pageEncoding="UTF-8"%>
+<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
+<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
+<html>
+<head>
+<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
+
+</head>
+<body>
+	<h3 align="center"> Display Dose Date </h3>
+	<table border="1" width="70%" align="center">
+	<tr>
+		<th>First_Dose</th>
+		<th>Second_Dose</th>
+	</tr>
+<c:forEach items="${vaccination_cardList}" var="vaccination_card">
+	<tr>
+		<td>${vaccination_card.first_dose}</td>
+		<td>${vaccination_card.second_date}</td>
+	</tr>
+</c:forEach>
+</table>
+</body>
+</html>
+
+
+