How Primitives Are Stored in Java

Stack memory stores primitive types and the addresses of objects. The object values are stored in heap memory. An object reference on the stack is only an address that refers to the place in heap memory where that object is kept.

Where does primitive variables stored Java?

➲ In Java, all data type for primitive type variables is stored on the stack. ➲ For reference data types, the stack holds a pointer to the object on the heap.

Where does the primitive data type values be storage?

2. Primitive Data Types. The eight primitives defined in Java are int, byte, short, long, float, double, boolean, and char – those aren’t considered objects and represent raw values. They’re stored directly on the stack (check out this article for more information about memory management in Java).