Lesson2

task2/src/main/java/A.java

@@ -1,12 +1,12 @@
 public class A {
 
-    static {
-        System.out.println("LOL!");
-    }
+  static int a;
 
-    public A() {
-        System.out.println("CONSTRUCTOR");
-    }
+  static {
+    System.out.println("LOL!");
+  }
 
-    static int a;
+  public A() {
+    System.out.println("CONSTRUCTOR");
+  }
 }

task2/src/main/java/DBClass.java

@@ -1,29 +1,32 @@
 import java.sql.*;
-import java.util.Arrays;
-
 
 public class DBClass {
-
-    public static void main(String[] args) throws ClassNotFoundException, SQLException {
 
-        Class.forName("org.sqlite.JDBC");
-        Connection conn = DriverManager
-                .getConnection("jdbc:sqlite:homework.db");
-        Statement stmt = conn.createStatement();
-        String fieldName1 = "id";
-        String fieldName2 = "msg";
-        stmt.execute("CREATE TABLE IF NOT EXISTS lol(" + fieldName1 + " INTEGER PRIMARY KEY AUTOINCREMENT UNIQUE, " + fieldName2 + " TEXT);");
-        String type = "'Laptop'";
-        ResultSet rs = stmt.executeQuery("SELECT DISTINCT * FROM Product WHERE type=" + type + ";");
-        while (rs.next()) {
-            System.out.println(rs.getString("maker") + " "
-            + rs.getInt("model") + " " + rs.getString("type"));
-        }
-        stmt.execute("CREATE table IF NOT EXISTS users(id INTEGER, name TEXT);");
-        //PreparedStatement ps = conn.prepareStatement("INSERT INTO users(id, name) values(?, ?);");
-        for (int i = 0; i < 100; i++) {
-            User u = new User(i+1, "Ivan " + (i + 1));
-            stmt.executeUpdate("INSERT INTO users(id, name) VALUES (" + u.getId() +", '" +u.getName() +"');");
-        }
+  public static void main(String[] args) throws ClassNotFoundException, SQLException {
+
+    Class.forName("org.sqlite.JDBC");
+    Connection conn = DriverManager.getConnection("jdbc:sqlite:homework.db");
+    Statement stmt = conn.createStatement();
+    String fieldName1 = "id";
+    String fieldName2 = "msg";
+    stmt.execute(
+        "CREATE TABLE IF NOT EXISTS lol("
+            + fieldName1
+            + " INTEGER PRIMARY KEY AUTOINCREMENT UNIQUE, "
+            + fieldName2
+            + " TEXT);");
+    String type = "'Laptop'";
+    ResultSet rs = stmt.executeQuery("SELECT DISTINCT * FROM Product WHERE type=" + type + ";");
+    while (rs.next()) {
+      System.out.println(
+          rs.getString("maker") + " " + rs.getInt("model") + " " + rs.getString("type"));
+    }
+    stmt.execute("CREATE table IF NOT EXISTS users(id INTEGER, name TEXT);");
+    // PreparedStatement ps = conn.prepareStatement("INSERT INTO users(id, name) values(?, ?);");
+    for (int i = 0; i < 100; i++) {
+      User u = new User(i + 1, "Ivan " + (i + 1));
+      stmt.executeUpdate(
+          "INSERT INTO users(id, name) VALUES (" + u.getId() + ", '" + u.getName() + "');");
     }
+  }
 }