Difference Between Packages and Interfaces in Java

In this post, we will understand the difference between packages and interfaces in Java.

Packages

• It is a group of classes and/or interfaces that are together.

• It can be created using the "Package" keyword.

• It can be imported.

• It can be done using the "import" keyword.

Example

package package_name;
public class class_name {
   .
   (body of class)
   .
}

Interfaces

• It is a group of abstract methods and constants.

• It can be created using the "Interface" keyword.

• It can be extended by another interface.

• It can also be implemented by a class.

• It can be implemented using the ‘implement’ keyword.

Example

interface interface_name {
   variable declaration;
   method declaration;
}

AmitDiwan

Published on 24-Mar-2021 17:35:30