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added implementation of abstract class machine and its subclasses
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@@ -1,5 +1,16 @@ | ||
package core.basesyntax; | ||
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public class MainApp { | ||
import core.basesyntax.machine.Bulldozer; | ||
import core.basesyntax.machine.Excavator; | ||
import core.basesyntax.machine.Machine; | ||
import core.basesyntax.machine.Truck; | ||
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public class MainApp { | ||
public static void main(String[] args) { | ||
Machine[] machines = new Machine[]{new Excavator(), new Bulldozer(), new Truck()}; | ||
for (Machine machine : machines) { | ||
machine.doWork(); | ||
machine.stopWork(); | ||
} | ||
} | ||
} |
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package core.basesyntax.machine; | ||
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public class Bulldozer extends Machine { | ||
@Override | ||
public void doWork() { | ||
System.out.println("Bulldozer is doing its work!" + super.getStrength()); | ||
} | ||
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@Override | ||
public void stopWork() { | ||
System.out.println("Bulldozer has stopped its work!" + super.getRelaxing()); | ||
} | ||
} |
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package core.basesyntax.machine; | ||
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public class Excavator extends Machine { | ||
@Override | ||
public void doWork() { | ||
System.out.println("Excavator is doing its work!" + super.getStrength()); | ||
} | ||
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@Override | ||
public void stopWork() { | ||
System.out.println("Excavator has stopped its work!" + super.getRelaxing()); | ||
} | ||
} |
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package core.basesyntax.machine; | ||
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public abstract class Machine { | ||
private String strength = "💪"; //just for fun | ||
private String relaxing = "🦥"; //just for fun x2 | ||
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public abstract void doWork(); | ||
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public abstract void stopWork(); | ||
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/* | ||
* I've decided to set package access for these methods because | ||
* I don't want MainApp class to have access to these methods. | ||
* */ | ||
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String getStrength() { | ||
return strength; | ||
} | ||
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String getRelaxing() { | ||
return relaxing; | ||
} | ||
} |
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1,13 @@ | ||
package core.basesyntax.machine; | ||
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public class Truck extends Machine { | ||
@Override | ||
public void doWork() { | ||
System.out.println("Truck is doing its work!" + super.getStrength()); | ||
} | ||
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@Override | ||
public void stopWork() { | ||
System.out.println("Truck has stopped its work!" + super.getRelaxing()); | ||
} | ||
} |