In response to my recent blog posting Immutable Java Objects, Matt brought up a good point of discussion related to making Java classes truly immutable by declaring them as final so that they ...

// In Java, all the wrapper classes (like Boolean, Short, Integer, Long, Float, Double, Byte, Char, and String) // and String class is immutable. // Immutable class in java means that once an object ...

Immutable class is a class which once created, its contents can not be changed. Immutable objects are the objects whose state can not be changed once constructed. e.g. String class Since the state of ...

String, StringBuffer, StringBuilder and all wrapper classes are final classes. in addition to String object all wrapper class objects also immutable in java. some times Void class is also considered ...