NCache For Pub/Sub Messaging Cache

NCache provides a Pub/Sub messaging paradigm to publish or subscribe messages. It is responsible for exchanging messages between multiple applications where the Publisher sends the messages without knowing who the subscriber(s) is. The channel used for the exchange of messages is called Topic and the subscriber subscribes to their topic of interest for receiving the relevant messages. NCache provides multiple types of subscriptions between the subscribers and publishers.

Pub/Sub Messaging Cache: NCache Demonstration using Sample Node.js Application

Follow the steps mentioned here to see how NCache is used to perform various operations on your Node.js application's data.

Important

Before getting started with NCache in Java, take the following prerequisites under consideration: JDK 17 is installed. The Environment Variable for Java Home is set.

Step 1: Download Sample from GitHub

Go to the NCache repository on GitHub and download the entire repository or the Pub/Sub messaging sample you are interested in.

Step 2: Launch the Project

Launch your Node.js Pub/Sub messaging sample application in Visual Studio 2022 or above.

Step 3: Configure Settings

After launching the project, locate and open the app-config.json file where you have to change the name of your cache to the one created before.

Step 4: Build and Run Sample

After configuring the cache settings, build the sample application for further use.