From 1024ddb74ec1564c6f4fa1fdfd30da893a0ae564 Mon Sep 17 00:00:00 2001
From: Volikkk <illavolanuk02@gmail.com>
Date: Sun, 20 Oct 2024 22:09:06 +0300
Subject: [PATCH] add new files code

---
 src/main/java/core/basesyntax/Bulldozer.java | 11 ++++++++++-
 src/main/java/core/basesyntax/Excavator.java | 11 ++++++++++-
 src/main/java/core/basesyntax/Machine.java   |  5 ++++-
 src/main/java/core/basesyntax/MainApp.java   |  8 +++++++-
 src/main/java/core/basesyntax/Truck.java     | 11 ++++++++++-
 5 files changed, 41 insertions(+), 5 deletions(-)

diff --git a/src/main/java/core/basesyntax/Bulldozer.java b/src/main/java/core/basesyntax/Bulldozer.java
index 0e0a7a0f1..d54b90400 100644
--- a/src/main/java/core/basesyntax/Bulldozer.java
+++ b/src/main/java/core/basesyntax/Bulldozer.java
@@ -1,4 +1,13 @@
 package core.basesyntax;
 
-public class Bulldozer {
+public class Bulldozer extends Machine {
+    @Override
+    public void doWork() {
+        System.out.println("Bulldozer started its work.");
+    }
+
+    @Override
+    public void stopWork() {
+        System.out.println("Bulldozer stopped working.");
+    }
 }
diff --git a/src/main/java/core/basesyntax/Excavator.java b/src/main/java/core/basesyntax/Excavator.java
index 161c1e30f..923d91483 100644
--- a/src/main/java/core/basesyntax/Excavator.java
+++ b/src/main/java/core/basesyntax/Excavator.java
@@ -1,4 +1,13 @@
 package core.basesyntax;
 
-public class Excavator {
+public class Excavator extends Machine {
+    @Override
+    public void doWork() {
+        System.out.println("Excavator started its work.");
+    }
+
+    @Override
+    public void stopWork() {
+        System.out.println("Excavator stopped working.");
+    }
 }
diff --git a/src/main/java/core/basesyntax/Machine.java b/src/main/java/core/basesyntax/Machine.java
index 041c39f6e..087b5b668 100644
--- a/src/main/java/core/basesyntax/Machine.java
+++ b/src/main/java/core/basesyntax/Machine.java
@@ -1,4 +1,7 @@
 package core.basesyntax;
 
-public class Machine {
+abstract class Machine {
+    public abstract void doWork();
+
+    public abstract void stopWork();
 }
diff --git a/src/main/java/core/basesyntax/MainApp.java b/src/main/java/core/basesyntax/MainApp.java
index f99e9a019..685aaa37f 100644
--- a/src/main/java/core/basesyntax/MainApp.java
+++ b/src/main/java/core/basesyntax/MainApp.java
@@ -1,5 +1,11 @@
 package core.basesyntax;
 
 public class MainApp {
-
+    public static void main(String[] args) {
+        Machine[] machines = { new Truck(), new Bulldozer(), new Excavator() };
+        for (Machine machine : machines) {
+            machine.doWork();
+            machine.stopWork();
+        }
+    }
 }
diff --git a/src/main/java/core/basesyntax/Truck.java b/src/main/java/core/basesyntax/Truck.java
index fa64a6d65..65cca0280 100644
--- a/src/main/java/core/basesyntax/Truck.java
+++ b/src/main/java/core/basesyntax/Truck.java
@@ -1,4 +1,13 @@
 package core.basesyntax;
 
-public class Truck {
+public class Truck extends Machine {
+    @Override
+    public void doWork() {
+        System.out.println("Truck started its work.");
+    }
+
+    @Override
+    public void stopWork() {
+        System.out.println("Truck stopped working.");
+    }
 }