Checking whether the object referenced was of type String : Defining Class « Class Definition « Java Tutorial

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Java Tutorial » Class Definition » Defining Class

5. 1. 5. Checking whether the object referenced was of type String


class Animal {

  public Animal(String aType) {

    type = aType;

  }

  public String toString() {

    return "This is a " + type;

  }

  private String type;

}

public class MainClass {

  public static void main(String[] a) {

    Animal pet = new Animal("a");

    if (pet.getClass() == Animal.class) {

      System.out.println("it is an animal!");

    }

  }

}

it is an animal!

5. 1. Defining Class
	5. 1. 1.	What Is a Java Class?
	5. 1. 2.	Fields
	5. 1. 3.	Defining Classes: A class has fields and methods
	5. 1. 4.	Creating Objects of a Class
	5. 1. 5.	Checking whether the object referenced was of type String
	5. 1. 6.	Class declaration with one method
	5. 1. 7.	Class declaration with a method that has a parameter
	5. 1. 8.	Class that contains a String instance variable and methods to set and get its value
	5. 1. 9.	Class with a constructor to initialize instance variables
	5. 1. 10.	Specifying initial values in a class definition

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