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Jul 12, 2021 · Examples of marker interface are Serializable, Cloneable and Remote interface. All these interfaces are empty interfaces. public interface Serializable { // nothing here }
Marker Interface in Java. In this section, we will discuss about marker interface in Java, its uses, built-in ( Serializable, Cloneable, and Remote Interfaces) and custom marker interface with examples.
May 11, 2024 · A marker interface is an interface that doesn’t have any methods or constants inside it. It provides run-time type information about objects, so the compiler and JVM have additional information about the object. A marker interface is also called a tagging interface.
Jan 3, 2010 · In earlier versions of Java, Marker Interfaces were the only way to declare metadata about a class. For example, the Serializable Marker Interface lets the author of a class say that their class will behave correctly when serialized and deserialized. In modern Java, marker interfaces have no place.
Mar 7, 2024 · Updated March 7, 2024. This tutorial explains what is a Marker Interface in Java. It also covers Serialization Deserialization and Cloning in Java with code examples: We will discuss the last topic under Interfaces, i.e. Marker Interface in Java.
Mar 27, 2024 · A marker interface, also called a tagging interface, is an interface that doesn't contain any methods or constants within it. Its purpose is to provide run-time type information about objects, which allows the compiler and JVM to have more information about the object.
Feb 24, 2024 · In Java, a Marker Interface is an interface that does not declare any methods. It simply marks (or tags) a class so that we can apply certain behaviors or treatments to instances of that class...
Mar 24, 2023 · A marker interface in Java is primarily used to mark or flag classes with specific characteristics or behaviors without adding any methods or fields. It provides a way to convey information to the compiler or runtime about the intended behavior of a class.
A marker interface, or tag interface, is an interface without any methods or fields. It's typically used to flag that instances of the implementing classes have some internal capability and behaves in a certain way when interacting with them.
Mar 25, 2012 · The need for marker interface no longer exists since the introduction of the java annotation feature. Better use the more powerful java annotations than the marker interface. Some examples of marker interfaces: java.lang.Cloneable; java.io.Serializable; java.rmi.Remote; java.util.EventListener
