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Lesson05 #6

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Lesson05 #6

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f994fc9
lesson 5 task 1
a-tikhomirov Nov 13, 2019
a7a08f0
lesson 5 task 2
a-tikhomirov Nov 13, 2019
89b9a44
lesson 5 task 3, 4, 5
a-tikhomirov Nov 13, 2019
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31 changes: 31 additions & 0 deletions lesson05/src/ru/geekbrains/javaone/lesson05/hw/Animal.java
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package ru.geekbrains.javaone.lesson05.hw;

public abstract class Animal {
protected String name;
protected String color;

protected Animal(String name, String color) {
this.name = name;
this.color = color;
}

protected String getName() {
return name;
}

protected String getColor() {
return color;
}

protected String run(float distance) {
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а зачем все животные по умолчанию бегут, если каждый наследник всё равно переопределит это поведение на сравнение со своим значением? да и поля- не логичнее ли положить в животное? они же не очень отличаются от наследника к наследнику

return name + " runs " + distance + " meters";
}

protected String jump(float heigth) {
return name + " jumps " + heigth + " meters high";
}

protected String swim(float distance) {
return name + " swims " + distance + " meters";
}
}
45 changes: 45 additions & 0 deletions lesson05/src/ru/geekbrains/javaone/lesson05/hw/Bird.java
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package ru.geekbrains.javaone.lesson05.hw;

public class Bird extends Animal {
private static final float RUN_MAX = 5.5f;

private float maxRunDistance = 5;
private float maxJumpHeigth = 0.2f;

public Bird(String name, String color) {
super(name, color);
}

public Bird(String name, String color, float maxRunDistance) {
super(name, color);
setMaxRunDistance(maxRunDistance);
}

public void setMaxRunDistance(float maxRunDistance) {
this.maxRunDistance =
maxRunDistance > RUN_MAX ? RUN_MAX : maxRunDistance;
}

public String voice() {
return name + " whistles";
}

@Override
public String run(float distance) {
return name + " makes little jumps for "
+ ((distance < maxRunDistance) ? distance : maxRunDistance) + " meters";
}

@Override
public String jump(float heigth) {
if (heigth > maxJumpHeigth)
return voice();
else
return super.jump(heigth);
}

@Override
public String swim(float distance) {
return name + " flies away";
}
}
58 changes: 58 additions & 0 deletions lesson05/src/ru/geekbrains/javaone/lesson05/hw/Cat.java
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package ru.geekbrains.javaone.lesson05.hw;

public class Cat extends Animal {
private static final float RUN_MAX = 500;
private static final float JUMP_MAX = 4.5f;

private float maxRunDistance = 200;
private float maxJumpHeigth = 2;

public Cat(String name, String color) {
super(name, color);
}

public Cat(String name, String color, float maxRunDistance) {
super(name, color);
setMaxRunDistance(maxRunDistance);
}

public Cat(String name, String color,
float maxRunDistance, float maxJumpHeigth) {
super(name, color);
setMaxRunDistance(maxRunDistance);
setMaxJumpHeigth(maxJumpHeigth);
}

public void setMaxRunDistance(float maxRunDistance) {
this.maxRunDistance =
maxRunDistance > RUN_MAX ? RUN_MAX : maxRunDistance;
}

public void setMaxJumpHeigth(float maxJumpHeigth) {
this.maxJumpHeigth =
maxJumpHeigth > JUMP_MAX ? JUMP_MAX : maxJumpHeigth;
}

@Override
public String run(float distance) {
if (distance > maxRunDistance)
return name + " runs only for "
+ maxRunDistance + " meters";
else
return super.run(distance);
}

@Override
public String jump(float heigth) {
if (heigth > maxJumpHeigth)
return name + " jumps only for "
+ maxJumpHeigth + " meters high";
else
return super.jump(heigth);
}

@Override
protected String swim(float distance) {
return name + " looks very dissapointed" ;
}
}
78 changes: 78 additions & 0 deletions lesson05/src/ru/geekbrains/javaone/lesson05/hw/Dog.java
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package ru.geekbrains.javaone.lesson05.hw;

public class Dog extends Animal {
private static final float RUN_MAX = 2000;
private static final float JUMP_MAX = 1.5f;
private static final float SWIM_MAX = 200;

protected float maxRunDistance = 500;
private float maxJumpHeigth = 0.5f;
private float maxSwimDistance = 10;

public Dog(String name, String color) { super(name, color); }

public Dog(String name, String color, float maxRunDistance) {
super(name, color);
setMaxRunDistance(maxRunDistance);
}

public Dog(String name, String color,
float maxRunDistance, float maxJumpHeigth) {
super(name, color);
setMaxRunDistance(maxRunDistance);
setMaxJumpHeigth(maxJumpHeigth);
}

public Dog(String name, String color, float maxRunDistance,
float maxJumpHeigth, float maxSwimDistance) {
super(name, color);
setMaxRunDistance(maxRunDistance);
setMaxJumpHeigth(maxJumpHeigth);
setMaxSwimDistance(maxSwimDistance);
}

public void setMaxRunDistance(float maxRunDistance) {
this.maxRunDistance =
maxRunDistance > RUN_MAX ? RUN_MAX : maxRunDistance;
}

public void setMaxJumpHeigth(float maxJumpHeigth) {
this.maxJumpHeigth =
maxJumpHeigth > JUMP_MAX ? JUMP_MAX : maxJumpHeigth;
}

public void setMaxSwimDistance(float maxSwimDistance) {
this.maxSwimDistance =
maxSwimDistance > SWIM_MAX ? SWIM_MAX : maxSwimDistance;
}

@Override
public String run(float distance) {
if (distance > maxRunDistance)
return name + " runs only for "
+ maxRunDistance + " meters";
else if (maxRunDistance/distance >= 2)
return name + " runs for "
+ distance + " meters and runs back :)";
else
return super.run(distance);
}

@Override
public String jump(float heigth) {
if (heigth > maxJumpHeigth)
return name + " jumps only for "
+ maxJumpHeigth + " meters high";
else
return super.jump(heigth);
}

@Override
public String swim(float distance) {
if (distance > maxSwimDistance)
return name + " swims only for "
+ maxSwimDistance + " meters";
else
return super.swim(distance);
}
}
77 changes: 77 additions & 0 deletions lesson05/src/ru/geekbrains/javaone/lesson05/hw/Horse.java
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package ru.geekbrains.javaone.lesson05.hw;

public class Horse extends Animal {
private static final float RUN_MAX = 10000;
private static final float JUMP_MAX = 3.5f;
private static final float SWIM_MAX = 400;

private float maxRunDistance = 1500;
private float maxJumpHeigth = 3;
private float maxSwimDistance = 100;

public Horse(String name, String color) {
super(name, color);
}

public Horse(String name, String color, float maxRunDistance) {
super(name, color);
setMaxRunDistance(maxRunDistance);
}

public Horse(String name, String color,
float maxRunDistance, float maxJumpHeigth) {
super(name, color);
setMaxRunDistance(maxRunDistance);
setMaxJumpHeigth(maxJumpHeigth);
}

public Horse(String name, String color, float maxRunDistance,
float maxJumpHeigth, float maxSwimDistance) {
super(name, color);
setMaxRunDistance(maxRunDistance);
setMaxJumpHeigth(maxJumpHeigth);
setMaxSwimDistance(maxSwimDistance);
}

public void setMaxRunDistance(float maxRunDistance) {
this.maxRunDistance =
maxRunDistance > RUN_MAX ? RUN_MAX : maxRunDistance;
}

public void setMaxJumpHeigth(float maxJumpHeigth) {
this.maxJumpHeigth =
maxJumpHeigth > JUMP_MAX ? JUMP_MAX : maxJumpHeigth;
}

public void setMaxSwimDistance(float maxSwimDistance) {
this.maxSwimDistance =
maxSwimDistance > SWIM_MAX ? SWIM_MAX : maxSwimDistance;
}

@Override
public String run(float distance) {
if (distance > maxRunDistance)
return name + " runs only for "
+ maxRunDistance + " meters";
else
return super.run(distance);
}

@Override
public String jump(float heigth) {
if (heigth > maxJumpHeigth)
return name + " jumps only for "
+ maxJumpHeigth + " meters high";
else
return super.jump(heigth);
}

@Override
public String swim(float distance) {
if (distance > maxSwimDistance)
return name + " swims only for "
+ maxSwimDistance + " meters";
else
return super.swim(distance);
}
}
20 changes: 20 additions & 0 deletions lesson05/src/ru/geekbrains/javaone/lesson05/hw/HunterDog.java
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package ru.geekbrains.javaone.lesson05.hw;

public class HunterDog extends Dog {
private static final float RUN_MAX = 3000;

public HunterDog(String name, String color) {
super(name, color);
}

public HunterDog(String name, String color, float maxRunDistance) {
super(name, color);
setMaxRunDistance(maxRunDistance);
}

@Override
public void setMaxRunDistance(float maxRunDistance) {
this.maxRunDistance =
maxRunDistance > RUN_MAX ? RUN_MAX : maxRunDistance;
}
}
42 changes: 42 additions & 0 deletions lesson05/src/ru/geekbrains/javaone/lesson05/hw/Lesson05HW.java
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package ru.geekbrains.javaone.lesson05.hw;

public class Lesson05HW {
private static void printPetsInfo(Animal[] pets) {
for (int i = 1; i <= pets.length; i++)
{
System.out.printf("Our %d pet is %s. Name: %s\t Color: %s\n",
i, pets[i-1].getClass().getSimpleName(), pets[i-1].getName(), pets[i-1].getColor());
}
}

private static void makeActivity(Animal[] pets, float runDistanse, float jumpHeight, float swimDistance) {
for (Animal pet : pets) {
System.out.printf("Ask %s to run for %.1f meters:\n", pet.name, runDistanse);
System.out.println(pet.run(runDistanse));
System.out.printf("Ask %s to jump %.1f meters high:\n", pet.name, jumpHeight);
System.out.println(pet.jump(jumpHeight));
System.out.printf("Ask %s to swim for %.1f meters:\n", pet.name, swimDistance);
System.out.println(pet.swim(swimDistance));
System.out.println();
}
}

public static void main(String[] args) {
Animal[] pets = {
new Dog("Charlie", "Dark-brown"),
new Dog("Nessy", "White", 800, 1, 200),
new Horse("Caesarus","Light-brown"),
new Horse("Aphina","Black", 10000, 4),
new Bird("Nevilichka","Yellow-gray"),
new Cat("Baiyun","Gray"),
new HunterDog("Laika", "Black", 3000)
};

printPetsInfo(pets);
System.out.println("\n");
makeActivity(pets, 400, 3, 15);
System.out.println("\n");
makeActivity(pets, 3000, 4, 300);

}
}