JDBC-Intro

JDBC-Intro/JDBC-Intro.iml

@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+    <orderEntry type="module-library" exported="">
+      <library>
+        <CLASSES>
+          <root url="jar://C:/Program Files/MySQL/mysql-connector-j-9.1.0/mysql-connector-j-9.1.0.jar!/" />
+        </CLASSES>
+        <JAVADOC />
+        <SOURCES />
+      </library>
+    </orderEntry>
+  </component>
+</module>

JDBC-Intro/src/Main.java

@@ -0,0 +1,28 @@
+import java.sql.Connection;
+import java.sql.DriverManager;
+import java.sql.SQLException;
+
+public class Main
+{
+    static String userName = "root";
+    static String password = "12345";
+    static String dbUrl = "jdbc:mysql://localhost:3306/world";
+
+    public static void main(String[] args) throws SQLException
+    {
+        Connection connection = null;
+        try
+        {
+            connection = DriverManager.getConnection(dbUrl, userName, password);
+            System.out.println("Connected to database");
+        }
+        catch (SQLException exception)
+        {
+            System.out.println(exception.getMessage());
+        }
+        finally
+        {
+            connection.close();
+        }
+    }
+}

Repository-Pattern/src/Main.java

@@ -2,6 +2,8 @@ public class Main
 {
     public static void main(String[] args)
     {
-        System.out.println("Hello, World!");
+        Validator validator = new Validator();
+        Customer customer = new Customer();
+        validator.validate(customer);
     }
 }

Repository-Pattern/src/Validator.java

@@ -1,4 +1,7 @@
 public class Validator
 {
+    public <T extends IEntity> void validate(T entity)
+    {
 
+    }
 }