'this' in Java: How does it work?

Question

I know that \'this\' is acting as reference in Java. We can use it inside the class members only.

What I am asking is... because it is used in the members of the cl

Answer 1

How exactly was [this] defined in Java?

In Java this is defined by the Java Language Specification as a keyword and therefore is not an ordinary variable name and has special behaviour.

The behaviour of this is defined in section 15.8.3 of the specification. For example:

When used as a primary expression, the keyword this denotes a value, that is a reference to the object for which the instance method was invoked (§15.12), or to the object being constructed.