How to call REST API using Http PATCH Method

Summary

In Java how to call REST API (json) using http PATCH method

Content

We have a requirement to update Planned orders in Cloud SCP from EBS. To update the planned order in cloud Oracle as provided a REST API which accepts request method as PATCH.

I need information/sample Java code to which call the REST API using the Http Patch method?

The REST API is:

/fscmRestApi/resources/11.13.18.05/supplyPlans/{PlanId}/child/PlanningSupplies/{TransactionId}