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created classes, overridden abstract methods, and created an array of… #2119

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12 changes: 12 additions & 0 deletions src/main/java/core/basesyntax/Bulldozer.java
Original file line number Diff line number Diff line change
@@ -0,0 +1,12 @@
package core.basesyntax;

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Suggested change
package core.basesyntax;
package core.basesyntax;

public class Bulldozer extends Machine {
@Override
public void doWork() {
System.out.println("Bulldozer started it's work");
}

@Override
public void stopWork() {
System.out.println("Bulldozer stopped it's work");
}
}
12 changes: 12 additions & 0 deletions src/main/java/core/basesyntax/Excavator.java
Original file line number Diff line number Diff line change
@@ -0,0 +1,12 @@
package core.basesyntax;

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Suggested change
package core.basesyntax;
package core.basesyntax;

public class Excavator extends Machine {
@Override
public void doWork() {
System.out.println("Excavator started it's work");
}

@Override
public void stopWork() {
System.out.println("Excavator stopped it's work");
}
}
5 changes: 5 additions & 0 deletions src/main/java/core/basesyntax/Machine.java
Original file line number Diff line number Diff line change
@@ -0,0 +1,5 @@
package core.basesyntax;

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Suggested change
package core.basesyntax;
package core.basesyntax;

public abstract class Machine {
public abstract void doWork();
public abstract void stopWork();
}
13 changes: 12 additions & 1 deletion src/main/java/core/basesyntax/MainApp.java
Original file line number Diff line number Diff line change
@@ -1,5 +1,16 @@
package core.basesyntax;

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revert empty line

public class MainApp {
public static void main(String[] args) {

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Suggested change

Machine truck = new Truck();
Machine bulldozer = new Bulldozer();
Machine excavator = new Excavator();

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Use abstract references instead of specific ones where possible. This allows for more flexible code that can take advantage of polymorphism. For example, consider using 'Vehicle truck = new Truck();' if 'Vehicle' is an appropriate abstract class or interface in your codebase.

Machine[] machines = {truck, bulldozer, excavator};

for (Machine m : machines) {
m.doWork();
m.stopWork();
System.out.println();

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Redundant empty line after the method call. According to the checklist, please don't add redundant empty lines to your code. It's better to remove this line to make the code cleaner.

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Suggested change
for (Machine m : machines) {
m.doWork();
m.stopWork();
System.out.println();
for (Machine machine : machines) {
machine.doWork();
machine.stopWork();

}
}
}
12 changes: 12 additions & 0 deletions src/main/java/core/basesyntax/Truck.java
Original file line number Diff line number Diff line change
@@ -0,0 +1,12 @@
package core.basesyntax;

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Suggested change
package core.basesyntax;
package core.basesyntax;

public class Truck extends Machine {
@Override
public void doWork() {
System.out.println("Truck started it's work");
}

@Override
public void stopWork() {
System.out.println("Truck stopped it's work");
}
}
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