ObjectPassDemo.java

// Java Program to Demonstrate Objects Passing to Methods.

// Class
// Helper class
class ObjectPassDemo {
	int a, b;

	// Constructor
	ObjectPassDemo(int i, int j)
	{
		a = i;
		b = j;
	}

	// Method
	boolean equalTo(ObjectPassDemo o)
	{
		// Returns true if o is equal to the invoking
		// object notice an object is passed as an
		// argument to method
		return (o.a == a && o.b == b);
	}
}

// Main class
public class GFG {
	// MAin driver method
	public static void main(String args[])
	{
		// Creating object of above class inside main()
		ObjectPassDemo ob1 = new ObjectPassDemo(100, 22);
		ObjectPassDemo ob2 = new ObjectPassDemo(100, 22);
		ObjectPassDemo ob3 = new ObjectPassDemo(-1, -1);

		// Checking whether object are equal as custom
		// values
		// above passed and printing corresponding boolean
		// value
		System.out.println("ob1 == ob2: "
						+ ob1.equalTo(ob2));
		System.out.println("ob1 == ob3: "
						+ ob1.equalTo(ob3));
	}
}