From 2f768b1bd103314dbb3fc14c5cae1f313065248c Mon Sep 17 00:00:00 2001
From: Erik <erik.lodkorikh@gmail.com>
Date: Fri, 4 Aug 2023 17:55:34 +0200
Subject: [PATCH] Erik Loskorikh done

---
 src/main/java/core/basesyntax/Bulldozer.java | 14 +++++++++++++-
 src/main/java/core/basesyntax/Excavator.java | 13 ++++++++++++-
 src/main/java/core/basesyntax/Machine.java   |  7 ++++++-
 src/main/java/core/basesyntax/MainApp.java   |  8 +++++++-
 src/main/java/core/basesyntax/Truck.java     | 13 ++++++++++++-
 5 files changed, 50 insertions(+), 5 deletions(-)

diff --git a/src/main/java/core/basesyntax/Bulldozer.java b/src/main/java/core/basesyntax/Bulldozer.java
index e4db09e03..e9e2ec4db 100644
--- a/src/main/java/core/basesyntax/Bulldozer.java
+++ b/src/main/java/core/basesyntax/Bulldozer.java
@@ -1,2 +1,14 @@
-package core.basesyntax;public class Bulldozer {
+package core.basesyntax;
+
+public class Bulldozer extends Machine {
+
+    @Override
+    public void doWork() {
+        System.out.println("Bulldozer started work.");
+    }
+
+    @Override
+    public void stopWork() {
+        System.out.println("Bulldozer stopped work.\n");
+    }
 }
diff --git a/src/main/java/core/basesyntax/Excavator.java b/src/main/java/core/basesyntax/Excavator.java
index dc76194bd..f58983d4a 100644
--- a/src/main/java/core/basesyntax/Excavator.java
+++ b/src/main/java/core/basesyntax/Excavator.java
@@ -1,2 +1,13 @@
-package core.basesyntax;public class Excavator {
+package core.basesyntax;
+
+public class Excavator extends Machine{
+    @Override
+    public void doWork() {
+        System.out.println("Excavator started work.");
+    }
+
+    @Override
+    public void stopWork() {
+        System.out.println("Excavator stopped work.\n");
+    }
 }
diff --git a/src/main/java/core/basesyntax/Machine.java b/src/main/java/core/basesyntax/Machine.java
index 006d239a4..cad5be453 100644
--- a/src/main/java/core/basesyntax/Machine.java
+++ b/src/main/java/core/basesyntax/Machine.java
@@ -1,2 +1,7 @@
-package core.basesyntax;public class Machine {
+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..f9046dc2e 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 Bulldozer(), new Excavator(), new Truck()};
+        for (Machine m : machines) {
+            m.doWork();
+            m.stopWork();
+        }
+    }
 }
diff --git a/src/main/java/core/basesyntax/Truck.java b/src/main/java/core/basesyntax/Truck.java
index 44a9f82c6..da54c87ee 100644
--- a/src/main/java/core/basesyntax/Truck.java
+++ b/src/main/java/core/basesyntax/Truck.java
@@ -1,2 +1,13 @@
-package core.basesyntax;public class Truck {
+package core.basesyntax;
+
+public class Truck extends Machine{
+    @Override
+    public void doWork() {
+        System.out.println("Truck started work.");
+    }
+
+    @Override
+    public void stopWork() {
+        System.out.println("Truck stopped work.\n");
+    }
 }