ObjLongConsumer Interface is a part of the java.util.function package which is introduced in Java 8. It is an in-built Functional Interface. This function expects an object-valued and a long-valued argument as input but produces no output. In this post, we are going to see several implementations of ObjLongConsumer Interface by using different examples.


ObjLongConsumer Interface in Java 8 with Examples...!!! Click To Tweet

Look at ObjLongConsumer Javadoc description below:


ObjLongConsumer Interface contains following method:


Let’s discuss this method:


This method performs operation on the given argument and return no result.

Below is an example to demonstrate accept() method:

Example 1. with Integer

Example 2. with String

Java 8 ObjLongConsumer Interface is an absolute useful addition as part of ‘Functional Interfaces’ and can serve variety of purposes. It is quite powerful as it can be used as a higher order functions through lambda functions and above examples could help you to get better idea on how to implement it.

ObjLongConsumer Interface in Java 8 with Examples...!!! Click To Tweet

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  • Deepak Verma

    Deepak Verma is a Test Automation Consultant and Software development Engineer for more than 10 years. His mission is to help you become an In-demand full stack automation tester. He is also the founder of Techndeck, a blog and online coaching platform dedicated to helping you succeed with all the automation basics to advanced testing automation tricks.