From 73f426b61a965274b5c6e4eb6aa909b5ec7b19a2 Mon Sep 17 00:00:00 2001
From: rubashnyi <rubasandrii@gmail.com>
Date: Wed, 10 Jun 2026 18:06:42 +0100
Subject: [PATCH 1/2] solution for homework

---
 src/main/java/core/basesyntax/Bulldozer.java | 14 ++++++++++++++
 src/main/java/core/basesyntax/Excavator.java | 14 ++++++++++++++
 src/main/java/core/basesyntax/Machine.java   |  8 ++++++++
 src/main/java/core/basesyntax/MainApp.java   | 13 +++++++++++++
 src/main/java/core/basesyntax/Truck.java     | 14 ++++++++++++++
 5 files changed, 63 insertions(+)
 create mode 100644 src/main/java/core/basesyntax/Bulldozer.java
 create mode 100644 src/main/java/core/basesyntax/Excavator.java
 create mode 100644 src/main/java/core/basesyntax/Machine.java
 create mode 100644 src/main/java/core/basesyntax/Truck.java

diff --git a/src/main/java/core/basesyntax/Bulldozer.java b/src/main/java/core/basesyntax/Bulldozer.java
new file mode 100644
index 000000000..2627335d0
--- /dev/null
+++ b/src/main/java/core/basesyntax/Bulldozer.java
@@ -0,0 +1,14 @@
+package core.basesyntax;
+
+public class Bulldozer extends Machine {
+
+    @Override
+    public void doWork() {
+        System.out.println("Bulldozer start working");
+    }
+
+    @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
new file mode 100644
index 000000000..776081a9a
--- /dev/null
+++ b/src/main/java/core/basesyntax/Excavator.java
@@ -0,0 +1,14 @@
+package core.basesyntax;
+
+public class Excavator extends Machine {
+
+    @Override
+    public void stopWork() {
+        System.out.println("Excavator start working");
+    }
+
+    @Override
+    public void doWork() {
+        System.out.println("Excavator stopped working");
+    }
+}
diff --git a/src/main/java/core/basesyntax/Machine.java b/src/main/java/core/basesyntax/Machine.java
new file mode 100644
index 000000000..4aea2f871
--- /dev/null
+++ b/src/main/java/core/basesyntax/Machine.java
@@ -0,0 +1,8 @@
+package core.basesyntax;
+
+public 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..d44f71b97 100644
--- a/src/main/java/core/basesyntax/MainApp.java
+++ b/src/main/java/core/basesyntax/MainApp.java
@@ -2,4 +2,17 @@
 
 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
new file mode 100644
index 000000000..70255bfc0
--- /dev/null
+++ b/src/main/java/core/basesyntax/Truck.java
@@ -0,0 +1,14 @@
+package core.basesyntax;
+
+public class Truck extends Machine {
+
+    @Override
+    public void doWork() {
+        System.out.println("Truck working right now");
+    }
+
+    @Override
+    public void stopWork() {
+        System.out.println("Truck stopped working");
+    }
+}

From db9206264758505c1322ae4d9ae11c0590f0bcdf Mon Sep 17 00:00:00 2001
From: rubashnyi <rubasandrii@gmail.com>
Date: Wed, 10 Jun 2026 18:15:16 +0100
Subject: [PATCH 2/2] fix small issue

---
 src/main/java/core/basesyntax/Excavator.java | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/main/java/core/basesyntax/Excavator.java b/src/main/java/core/basesyntax/Excavator.java
index 776081a9a..c804dcc47 100644
--- a/src/main/java/core/basesyntax/Excavator.java
+++ b/src/main/java/core/basesyntax/Excavator.java
@@ -3,12 +3,12 @@
 public class Excavator extends Machine {
 
     @Override
-    public void stopWork() {
+    public void doWork() {
         System.out.println("Excavator start working");
     }
 
     @Override
-    public void doWork() {
+    public void stopWork() {
         System.out.println("Excavator stopped working");
     }
 }