Objects in Java are always handled by reference, and so, for example: Local variables that refer to objects contain pointers from the stack frame of the Java method into the Java heap.

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( ...

Example of Using Object Slicing with Persistence We will describe how object slicing can be used in a somewhat realistic development scenario, but at the same time we want to keep the example simple ...

Reference objects aren't just useful when memory is at a premium; they can also be used to provide slick caching abilities to any application.

The Reset Button Code in Java. Java is a programming language developed by James Gosling at Sun Microsystems. The general-purpose, object-oriented language is designed to be written once; the code ...

Java currently supports only primitive types and object references. Project Valhalla extends this by introducing inline classes which are new types that exhibit some behaviors of both types of value.

Although Java lacks a true sizeof () equivalent, the Instrumentation interface introduced with J2SE5 can be used to get an estimate of the size of a particular object via its getObjectSize (Object ...

This article shows how to use the Apache Commons JXPath component to easily query complex Java object trees for data using the XPath expression language. It covers both basic and advanced features ...