Enum for Singleton and Utility class
enum Singleton { INSTANCE; } enum Utility { ; // no instances } Related Article: Java Secret: Using an enum to build a State machine Reference: Java Secret: Using an enum to build a State machine from...
View ArticleEnum to implement an interface
With this example we are going to demonstrate how to use an enum to implement an interface. Implementing an interface with an enum can be useful when we need to implement some business logic that is...
View ArticleEach Enum Instance a different sub-class
In this example we shall show you how to have each enum instance represent a different sub-class. To make each enum instance represent a different sub-class one should perform the following steps:...
View ArticleUsing an enum as a state machine
In this short example, a parser state machine processes raw XML from a ByteBuffer. Each state has its own process method and if there is not enough data available, the state machine can return to...
View ArticleEnumeration Java Example
In this tutorial we will discuss about Java Enumeration. The Java programming language contains the enum keyword, which represents a special data type that enables for a variable to belong to a set of...
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