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[refactor] Remove unnecessary declarations in servant pattern.

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This commit is contained in:
ruslanpa
2015-02-10 09:57:22 +02:00
parent 300c8dfad4
commit 4b432a79d9
4 changed files with 107 additions and 99 deletions
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80
servant/src/main/java/com/iluwatar/App.java
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@ -4,50 +4,48 @@ import java.util.ArrayList;
/** /**
* Servant offers some functionality to a group of classes without defining that functionality in each of them. * Servant offers some functionality to a group of classes without defining that functionality in each of them.
* A Servant is a class whose instance provides methods that take care of a desired service, * A Servant is a class whose instance provides methods that take care of a desired service,
* while objects for which the servant does something, are taken as parameters. * while objects for which the servant does something, are taken as parameters.
* *
*/ */
public class App { public class App {
static Servant jenkins = new Servant("Jenkins"); static Servant jenkins = new Servant("Jenkins");
static Servant travis = new Servant("Travis"); static Servant travis = new Servant("Travis");
public static void main( String[] args ){ public static void main(String[] args) {
scenario(jenkins, 1); scenario(jenkins, 1);
scenario(travis, 0); scenario(travis, 0);
} }
/* /*
* Can add a List with enum Actions for variable scenarios * Can add a List with enum Actions for variable scenarios
* */ * */
public static void scenario(Servant servant, int compliment){ public static void scenario(Servant servant, int compliment) {
King k = new King(); King k = new King();
Queen q = new Queen(); Queen q = new Queen();
ArrayList<Royalty> guests = new ArrayList<>(); ArrayList<Royalty> guests = new ArrayList<>();
guests.add(k); guests.add(k);
guests.add(q); guests.add(q);
//feed //feed
servant.feed(k); servant.feed(k);
servant.feed(q); servant.feed(q);
//serve drinks //serve drinks
servant.giveWine(k); servant.giveWine(k);
servant.giveWine(q); servant.giveWine(q);
//compliment //compliment
servant.GiveCompliments( guests.get(compliment) ); servant.GiveCompliments(guests.get(compliment));
//outcome of the night //outcome of the night
for(Royalty r : guests) for (Royalty r : guests)
r.changeMood(); r.changeMood();
//check your luck //check your luck
if( servant.checkIfYouWillBeHanged(guests) ) if (servant.checkIfYouWillBeHanged(guests))
System.out.println(servant.name + " will live another day"); System.out.println(servant.name + " will live another day");
else else
System.out.println("Poor " + servant.name + ". His days are numbered"); System.out.println("Poor " + servant.name + ". His days are numbered");
} }
} }

52
servant/src/main/java/com/iluwatar/King.java
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@ -1,31 +1,33 @@
package com.iluwatar; package com.iluwatar;
public class King implements Royalty{ public class King implements Royalty {
private boolean isDrunk = false, isHungry = true, isHappy = false; private boolean isDrunk;
private boolean complimentReceived = false; private boolean isHungry = true;
private boolean isHappy;
@Override private boolean complimentReceived;
public void getFed() {
isHungry = false;
}
@Override @Override
public void getDrink() { public void getFed() {
isDrunk = true; isHungry = false;
} }
public void receiveCompliments(){
complimentReceived = true;
}
@Override @Override
public void changeMood() { public void getDrink() {
if(!isHungry && isDrunk) isHappy = true; isDrunk = true;
if( complimentReceived ) isHappy = false; }
}
@Override public void receiveCompliments() {
public boolean getMood() { complimentReceived = true;
return isHappy; }
}
@Override
public void changeMood() {
if (!isHungry && isDrunk) isHappy = true;
if (complimentReceived) isHappy = false;
}
@Override
public boolean getMood() {
return isHappy;
}
} }

59
servant/src/main/java/com/iluwatar/Queen.java
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@ -1,35 +1,38 @@
package com.iluwatar; package com.iluwatar;
public class Queen implements Royalty{ public class Queen implements Royalty {
private boolean isDrunk = true, isHungry = false, isHappy = false; private boolean isDrunk = true;
private boolean isFlirty = true, complimentReceived = false; private boolean isHungry;
private boolean isHappy;
@Override private boolean isFlirty = true;
public void getFed() { private boolean complimentReceived;
isHungry = false;
}
@Override @Override
public void getDrink() { public void getFed() {
isDrunk = true; isHungry = false;
} }
public void receiveCompliments(){
complimentReceived = true;
}
@Override @Override
public void changeMood() { public void getDrink() {
if( complimentReceived && isFlirty && isDrunk ) isHappy = true; isDrunk = true;
} }
@Override public void receiveCompliments() {
public boolean getMood() { complimentReceived = true;
return isHappy; }
}
@Override
public void setFlirtiness(boolean f){ public void changeMood() {
this.isFlirty = f; if (complimentReceived && isFlirty && isDrunk) isHappy = true;
} }
@Override
public boolean getMood() {
return isHappy;
}
public void setFlirtiness(boolean f) {
this.isFlirty = f;
}
} }

15
servant/src/main/java/com/iluwatar/Royalty.java
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@ -1,9 +1,14 @@
package com.iluwatar; package com.iluwatar;
interface Royalty { interface Royalty {
public void getFed();
public void getDrink(); void getFed();
public void changeMood();
public void receiveCompliments(); void getDrink();
public boolean getMood();
void changeMood();
void receiveCompliments();
boolean getMood();
} }