Goldman Sachs Interview Question

How to make immutable object

Interview Answers

Anonymous

Dec 16, 2015

If Java, then you can just declare a String object: e.g String x = "abc"; :)

Anonymous

Jan 18, 2016

You define this in class definition. The class should be final, and all the fields should be private and final. So there should be no chance of either modifying the values once assigned, or overriding the methods.