In Effective Java (Item 15 [“Minimize Mutability”] in the Second Edition and Item 13 [“Favor Immutability”] in the First Edition), Joshua Bloch extols the virtues of immutable objects and ...

In Immutable Objects in Java, the four authors (Haack, Poll, Schafer, and Schubert) include a section on “enforcing immutability.” ...

Java stores object values in heap memory; references to the value are stored in the stack. Another way to create strings is to use the new keyword, as in the following example. String s1 = new String( ...