Здравствуйте, я новичок с java вот мой код:
import java.util.Scanner;
import java.util.ArrayList;
import java.util.InputMismatchException;
import java.util.List;
import java.util.*;
public class Main extends MyZoo {
public static void main(String[] args) {
MyZoo a1 = new MyZoo();
a1.SetAnimal_Name("Tiger");
a1.SetCohabitation("Mammal");
a1.SetGender("Female");
a1.SetWeight(170);
a1.SetMaximum_Age(15);
a1.SetAnimal_Code("A01");
MyZoo a2 = new MyZoo();
a2.SetAnimal_Name("Taurus");
a2.SetCohabitation("Mammal");
a2.SetGender("Male");
a2.SetWeight(1100);
a2.SetMaximum_Age(22);
a2.SetAnimal_Code("A02");
MyZoo a3 = new MyZoo();
a3.SetAnimal_Name("Red Deer");
a3.SetCohabitation("Mammal");
a3.SetGender("Male");
a3.SetWeight(200);
a3.SetMaximum_Age(27);
a3.SetAnimal_Code("A03");
MyZoo a4 = new MyZoo();
a4.SetAnimal_Name("Giraffe");
a4.SetCohabitation("Mammal");
a4.SetGender("Female");
a4.SetWeight(800);
a4.SetMaximum_Age(30);
a4.SetAnimal_Code("A04");
List<MyZoo> List = new ArrayList<>();
List.add(a1);
List.add(a2);
List.add(a3);
List.add(a4);
for (MyZoo s: List) { }
System.out.println("Welcome to MyZoo application.\nPlease select a number from the menu\n" +
"-------------------------------------\n " +
"1.View all available zoo animals\n" +
" 2.Add a new animal\n " +
"3.Search for an animal by name\n " +
"4.Search for an animal by code\n " +
"5.Animal processing based on code\n " +
"6.Delete animal based on code\n" +
" 7.Exit from the application" +
"\n-------------------------------------\n");
Scanner input = new Scanner(System.in);
int UserInput;
while (true) {
try {
System.out.print("\nWrite Here: ");
UserInput = input.nextInt();
} catch (InputMismatchException e) {
input.next();
System.out.print("That’s not an integer!Please Try again!");
continue;
}
if (UserInput < 1 || UserInput > 7) {
System.out.println("The number doesn't exist in the menu!Please try again!");
continue;
}
break;
}
if (UserInput == 1) {
System.out.println("You choose " + UserInput);
for (int i=0;i<List.size();i++){
System.out.print("\n\nAnimal name:"+List.get(i).GetAnimal_Name());
System.out.print("\nCohibiatation:"+List.get(i).GetCohabitation());
System.out.print("\nGender:"+List.get(i).GetGender());
System.out.print("\nWeight:"+List.get(i).GetWeight());
System.out.print("\nMaximum Age:"+List.get(i).GetMaximum_Age());
System.out.print("\nAnimal Code:"+List.get(i).GetAnimal_Code());
UserInput = input.nextInt();
}
} else if (UserInput == 2) {
System.out.println("You choose " + UserInput);
} else if (UserInput == 3) {
System.out.println("You choose " + UserInput);
} else if (UserInput == 4) {
System.out.println("You choose " + UserInput);
} else if (UserInput == 5) {
System.out.println("You choose " + UserInput);
} else if (UserInput == 6) {
System.out.println("You choose " + UserInput);
} else if (UserInput == 7) {
System.out.println("You choose " + UserInput + "\n\nThank you for running the programm!" +
"\nI hope you enjoyed!\nTime to exit, bye!");
System.exit(0);
}
}
}
Когда пользователь пишет 1, он показывает мой список, но не все объекты, и результат:
Welcome to MyZoo application.
Please select a number from the menu
-------------------------------------
1.View all available zoo animals
2.Add a new animal
3.Search for an animal by name
4.Search for an animal by code
5.Animal processing based on code
6.Delete animal based on code
7.Exit from the application
-------------------------------------
Write Here: 1
You choose 1
Animal name:Tiger
Cohibiatation:Mammal
Gender:Female
Weight:170
Maximum Age:15
Animal Code:A01
Но я хочу, чтобы результат был таким:
Welcome to MyZoo application.
Please select a number from the menu
-------------------------------------
1.View all available zoo animals
2.Add a new animal
3.Search for an animal by name
4.Search for an animal by code
5.Animal processing based on code
6.Delete animal based on code
7.Exit from the application
-------------------------------------
Write Here: 1
You choose 1
Animal name:Tiger
Cohibiatation:Mammal
Gender:Female
Weight:170
Maximum Age:15
Animal Code:A01
Animal name:Taurus
Cohibiatation:Mammal
Gender:Male
Weight:1100
Maximum Age:22
Animal Code:A02
Animal name:Red Deer
Cohibiatation:Mammal
Gender:Male
Weight:200
Maximum Age:27
Animal Code:A03
Animal name:Giraffe
Cohibiatation:Mammal
Gender:Female
Weight:800
Maximum Age:30
Animal Code:A04
Write here:
с вводом здесь, я хочу спрыгнуть с if, как я могу это сделать?