Java deserialization example. Of course, Java object serialization is only half of the job. The other half is Java object deserializtion, which we accomplish with the FileInputStream and the ...

Classes and objects in Java must be initialized before they are used. You’ve previously learned that class fields are initialized to default values when classes are loaded, and that objects are ...

The returned Class object is the object that’s locked by static synchronized methods of the represented class; for example, static synchronized void foo() {}. (I’ll introduce Java ...

Java provides a way for the programmer to exercise control over memory management by marking certain objects as expendable via reference objects. Should an application’s memory requirements ...

The core of Java serialization lies in the ObjectOutputStream and ObjectInputStream classes. These streams provide methods to write and read objects. Here’s a simple example of serializing an ...

This Java runtime exception happens when the wrong type of object is placed into an array. In the example below, a BigInteger array is created, followed by an attempt to add a Double . The Double does ...