From b8d392efc16b4427f184b83f27704e7482641634 Mon Sep 17 00:00:00 2001
From: Alinka Lyn <alinka.lyn@ukr.net>
Date: Sun, 18 Aug 2024 14:53:29 +0300
Subject: [PATCH 1/3] created classes of inheritance added psvm to class
 MainApp

---
 src/main/java/core/basesyntax/Bulldozer.java | 15 +++++++++++++++
 src/main/java/core/basesyntax/Excavator.java | 14 ++++++++++++++
 src/main/java/core/basesyntax/Machine.java   |  7 +++++++
 src/main/java/core/basesyntax/MainApp.java   |  8 ++++++++
 src/main/java/core/basesyntax/Truck.java     | 15 +++++++++++++++
 5 files changed, 59 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..0d224b3ea
--- /dev/null
+++ b/src/main/java/core/basesyntax/Bulldozer.java
@@ -0,0 +1,15 @@
+package core.basesyntax;
+
+class Bulldozer extends Machine {
+    @Override
+    public void doWork() {
+        System.out.println("Bulldozer started 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..3ae56af20
--- /dev/null
+++ b/src/main/java/core/basesyntax/Excavator.java
@@ -0,0 +1,14 @@
+package core.basesyntax;
+
+class Excavator extends Machine {
+    @Override
+    public void doWork() {
+        System.out.println("Excavator started working.");
+    }
+
+    @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
new file mode 100644
index 000000000..474d05768
--- /dev/null
+++ b/src/main/java/core/basesyntax/Machine.java
@@ -0,0 +1,7 @@
+package core.basesyntax;
+
+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..c2813e5bb 100644
--- a/src/main/java/core/basesyntax/MainApp.java
+++ b/src/main/java/core/basesyntax/MainApp.java
@@ -1,5 +1,13 @@
 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
new file mode 100644
index 000000000..9958d01f1
--- /dev/null
+++ b/src/main/java/core/basesyntax/Truck.java
@@ -0,0 +1,15 @@
+package core.basesyntax;
+
+class Truck extends Machine {
+
+    @Override
+    public void doWork() {
+        System.out.println("Truck started working");
+    }
+
+    @Override
+    public void stopWork() {
+        System.out.println("Truck stopped working");
+
+    }
+}

From 77bfeaa06d3026a0878fc44d8f07253c129c1865 Mon Sep 17 00:00:00 2001
From: Alinka Lyn <alinka.lyn@ukr.net>
Date: Sun, 18 Aug 2024 15:07:25 +0300
Subject: [PATCH 2/3] added fixes after review

---
 src/main/java/core/basesyntax/Bulldozer.java | 6 +++---
 src/main/java/core/basesyntax/Excavator.java | 6 +++---
 src/main/java/core/basesyntax/Machine.java   | 2 +-
 src/main/java/core/basesyntax/Truck.java     | 4 ++--
 4 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/src/main/java/core/basesyntax/Bulldozer.java b/src/main/java/core/basesyntax/Bulldozer.java
index 0d224b3ea..360d515d4 100644
--- a/src/main/java/core/basesyntax/Bulldozer.java
+++ b/src/main/java/core/basesyntax/Bulldozer.java
@@ -1,15 +1,15 @@
 package core.basesyntax;
 
-class Bulldozer extends Machine {
+public class Bulldozer extends Machine {
     @Override
     public void doWork() {
-        System.out.println("Bulldozer started working.");
+        System.out.println("Bulldozer is working.");
 
     }
 
     @Override
     public void stopWork() {
-        System.out.println("Bulldozer stopped working.");
+        System.out.println("Bulldozer has stopped working.");
 
     }
 }
diff --git a/src/main/java/core/basesyntax/Excavator.java b/src/main/java/core/basesyntax/Excavator.java
index 3ae56af20..9ae181898 100644
--- a/src/main/java/core/basesyntax/Excavator.java
+++ b/src/main/java/core/basesyntax/Excavator.java
@@ -1,14 +1,14 @@
 package core.basesyntax;
 
-class Excavator extends Machine {
+public class Excavator extends Machine {
     @Override
     public void doWork() {
-        System.out.println("Excavator started working.");
+        System.out.println("Excavator is digging the ground.");
     }
 
     @Override
     public void stopWork() {
-        System.out.println("Excavator stopped working.");
+        System.out.println("Excavator stopped digging the ground.");
 
     }
 }
diff --git a/src/main/java/core/basesyntax/Machine.java b/src/main/java/core/basesyntax/Machine.java
index 474d05768..4219699a5 100644
--- a/src/main/java/core/basesyntax/Machine.java
+++ b/src/main/java/core/basesyntax/Machine.java
@@ -1,6 +1,6 @@
 package core.basesyntax;
 
-abstract class Machine {
+public abstract class Machine {
     public abstract void doWork();
 
     public abstract void stopWork();
diff --git a/src/main/java/core/basesyntax/Truck.java b/src/main/java/core/basesyntax/Truck.java
index 9958d01f1..be97bd92c 100644
--- a/src/main/java/core/basesyntax/Truck.java
+++ b/src/main/java/core/basesyntax/Truck.java
@@ -4,12 +4,12 @@ class Truck extends Machine {
 
     @Override
     public void doWork() {
-        System.out.println("Truck started working");
+        System.out.println("Truck is transporting goods.");
     }
 
     @Override
     public void stopWork() {
-        System.out.println("Truck stopped working");
+        System.out.println("Truck stopped transporting goods.");
 
     }
 }

From 0f919c0a6a65ecc3ab86ece3a7c6090e4f420678 Mon Sep 17 00:00:00 2001
From: Alinka Lyn <alinka.lyn@ukr.net>
Date: Mon, 19 Aug 2024 17:55:17 +0300
Subject: [PATCH 3/3] changes after review

---
 src/main/java/core/basesyntax/Bulldozer.java | 2 --
 src/main/java/core/basesyntax/Excavator.java | 1 -
 src/main/java/core/basesyntax/Truck.java     | 2 --
 3 files changed, 5 deletions(-)

diff --git a/src/main/java/core/basesyntax/Bulldozer.java b/src/main/java/core/basesyntax/Bulldozer.java
index 360d515d4..cdc15af30 100644
--- a/src/main/java/core/basesyntax/Bulldozer.java
+++ b/src/main/java/core/basesyntax/Bulldozer.java
@@ -4,12 +4,10 @@ public class Bulldozer extends Machine {
     @Override
     public void doWork() {
         System.out.println("Bulldozer is working.");
-
     }
 
     @Override
     public void stopWork() {
         System.out.println("Bulldozer has stopped working.");
-
     }
 }
diff --git a/src/main/java/core/basesyntax/Excavator.java b/src/main/java/core/basesyntax/Excavator.java
index 9ae181898..c3ce68fb9 100644
--- a/src/main/java/core/basesyntax/Excavator.java
+++ b/src/main/java/core/basesyntax/Excavator.java
@@ -9,6 +9,5 @@ public void doWork() {
     @Override
     public void stopWork() {
         System.out.println("Excavator stopped digging the ground.");
-
     }
 }
diff --git a/src/main/java/core/basesyntax/Truck.java b/src/main/java/core/basesyntax/Truck.java
index be97bd92c..e0a8a6f67 100644
--- a/src/main/java/core/basesyntax/Truck.java
+++ b/src/main/java/core/basesyntax/Truck.java
@@ -1,7 +1,6 @@
 package core.basesyntax;
 
 class Truck extends Machine {
-
     @Override
     public void doWork() {
         System.out.println("Truck is transporting goods.");
@@ -10,6 +9,5 @@ public void doWork() {
     @Override
     public void stopWork() {
         System.out.println("Truck stopped transporting goods.");
-
     }
 }