Difference Between Packages and Interfaces in Java

JavaServer Side ProgrammingProgramming

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;
}
raja
AmitDiwan
Published on 24-Mar-2021 13:05:30
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