skachkov

jpa-hibernate-model/src/main/java/com/bobocode/model/Account.java

@@ -15,7 +15,7 @@
 @Table(name = "account")
 public class Account {
     @Id
-    @GeneratedValue
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
     private Long id;
     @Column(name = "first_name")
     private String firstName;

jpa-hibernate-servlet-task/src/main/java/com/bobocode/Main.java

@@ -0,0 +1,37 @@
+package com.bobocode;
+
+import com.bobocode.dao.AccountDao;
+import com.bobocode.dao.impl.AccountDaoImpl;
+import com.bobocode.model.Account;
+import com.bobocode.util.AccountDataUtil;
+import com.bobocode.util.DBUtil;
+
+import java.util.List;
+
+/**
+ * Created by hamster on 28.08.2017.
+ */
+public class Main {
+    public static void main(String[] args) {
+        AccountDao accountDao = new AccountDaoImpl(DBUtil.getEntityManagerFactory());
+        System.out.println("findOne");
+        System.out.println(accountDao.findOne(2L));
+        System.out.println("****************************************");
+
+        System.out.println("findByEmail");
+        System.out.println(accountDao.findByEmail("bob@marly.com"));
+        System.out.println("****************************************");
+
+        System.out.println("findAll");
+        List<Account> accountList = accountDao.findAll();
+        for (Account element:accountList) {
+            System.out.println(element);
+        }
+        System.out.println("****************************************");
+
+        System.out.println("save Account");
+        Account newAccount = AccountDataUtil.generateFakeAccount();
+        accountDao.save(newAccount);
+        System.out.println("****************************************");
+    }
+}

jpa-hibernate-servlet-task/src/main/java/com/bobocode/dao/impl/AccountDaoImpl.java

@@ -5,6 +5,7 @@
 
 import javax.persistence.EntityManager;
 import javax.persistence.EntityManagerFactory;
+import javax.persistence.TypedQuery;
 import java.util.List;
 
 
@@ -22,29 +23,50 @@ public Account findOne(Long id) {
         em.getTransaction().begin();
 
         //todo: find account by id using EntityManager
-
+        Account queryAccount = em.createQuery("select a FROM Account a where a.id = :id", Account.class)
+                .setParameter("id", id)
+                .getSingleResult();
         em.getTransaction().commit();
         em.close();
-
-        throw new UnsupportedOperationException("Method is not implemented yet. It's your homework!");
         // todo: return account
+        return queryAccount;
     }
 
     @Override
     public Account findByEmail(String email) {
         // todo: implement search by email via EntityManager
-        throw new UnsupportedOperationException("Method is not implemented yet. It's your homework!");
+        EntityManager em = emf.createEntityManager();
+        em.getTransaction().begin();
+
+        Account queryEmail = em.createQuery("select a from Account a where a.email = :email", Account.class)
+                .setParameter("email", email)
+                .getSingleResult();
+        em.getTransaction().commit();
+        em.close();
+        return queryEmail;
     }
 
     @Override
     public List<Account> findAll() {
         //todo: find and return all accounts using EntityManagers
-        throw new UnsupportedOperationException("Method is not implemented yet. It's your homework!");
+        EntityManager em = emf.createEntityManager();
+        em.getTransaction().begin();
+        List<Account> queryAccountList = em.createQuery("select a from Account a", Account.class)
+                .getResultList();
+        em.getTransaction().commit();
+        em.close();
+        return queryAccountList;
     }
 
     @Override
     public void save(Account account) {
         // todo: save an account sing EntityManager
+        EntityManager em = emf.createEntityManager();
+        em.getTransaction().begin();
+        em.persist(account);
+        System.out.println(account.toString() + " saccesfully saved!");
+        em.getTransaction().commit();
+        em.close();
     }
 
 

jpa-hibernate-servlet-task/src/main/webapp/form.jsp

@@ -38,7 +38,7 @@
             </div>
             <div class="form-group">
                 <label for="birthday">Birthday</label>
-                <input type="date"  name="birthday" class="form-control" id="birthday" placeholder="08/19/1969"/>
+                <input type="date"  name="birthday" class="form-control" id="birthday" placeholder="1969-19-08"/>
             </div>
             <div class="form-group">
                 <label for="balance">Balance</label>

jpa-hibernate-util/src/main/java/com/bobocode/util/DBUtil.java

@@ -25,8 +25,8 @@ private static Map getPropertiesMap() {
 
         properties.put("hibernate.connection.url", "jdbc:postgresql://localhost:5432/bobocode_db");
         properties.put("hibernate.connection.driver_class", "org.postgresql.Driver");
-        properties.put("hibernate.connection.username", "bobouser");
-        properties.put("hibernate.connection.password", "bobopass");
+        properties.put("hibernate.connection.username", "postgres");
+        properties.put("hibernate.connection.password", "qwerty");
         properties.put("hibernate.dialect", "org.hibernate.dialect.PostgreSQL9Dialect");
         properties.put("hibernate.hbm2ddl.auto", "create");
 

jpa-hibernate-util/src/main/resources/META-INF/persistence.xml

@@ -7,8 +7,8 @@
         <properties>
             <property name="hibernate.connection.url" value="jdbc:postgresql://localhost:5432/bobocode_db"/>
             <property name="hibernate.connection.driver_class" value="org.postgresql.Driver"/>
-            <property name="hibernate.connection.username" value="bobouser"/>
-            <property name="hibernate.connection.password" value="bobopass"/>
+            <property name="hibernate.connection.username" value="postgres"/>
+            <property name="hibernate.connection.password" value="qwerty"/>
             <property name="hibernate.dialect" value="org.hibernate.dialect.PostgreSQL9Dialect"/>
             <property name="log4j.logger.org.hibernate" value="warn"/>