java-basics/java-programs/Hashcode_Equals.java at master · CodeForHunger/java-basics · GitHub

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package misc;

/**

* Note:-

* 1. equals(Object obj): a method provided by java.lang.Object that

* indicates whether some other object passed as an argument is "equal to" the

* current instance.

* 2. hashcode(): a method provided by java.lang.Object that

* returns an integer representation of the object memory address.

public class Hashcode_Equals {

private int id;

private String name;

public Hashcode_Equals(int id, String name) {

this.name = name;

this.id = id;

}

public int getId() {

return id;

}

public void setId(int id) {

this.id = id;

}

public String getName() {

return name;

}

public void setName(String name) {

this.name = name;

}

public static void main(String[] args) {

Hashcode_Equals obj1 = new Hashcode_Equals(1, "Alex");

Hashcode_Equals obj2 = new Hashcode_Equals(1, "Alex");

System.out.println("Alex1 hasCode(): " + obj1.hashCode());

System.out.println("Alex2 hasCode(): " + obj2.hashCode());

System.out.println("Checking equality: " + obj1.equals(obj2));

}

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