Android Volley Library Fetch JSON Data From URL To ListView Tutorial Example

By | July 20, 2019
Android Volley Library Fetch JSON Data From URL Tutorial Example

What is Volley Library in Android ?

Volley is a library that makes networking for Android apps easier and most importantly, faster. is a HTTP library developed by Google and was first introduced during Google I/O 2013. This library is used to transmit data over the network.

 It is available through AOSP(Android Open Source Project) repository. Volley Library is suitable for large download or streaming operations  to Volley holds all responses in memory during parsing.

It is Used cache to improve the App performance by saving memory and bandwidth of remote server.



Features of Volley Library in Android

  1. Request queuing and prioritization
  2. Effective request cache and memory management .
  3. Extensibility and customization of the library to our needs
  4. Cancelling the requests.
  5. Automatic scheduling of network request.
  6. Multiple concurrent connections.

Example of Volley Library in Android

Declared Permission in AndroidManifest.xml File.

Implement Dependencies in Project Level build.gradle File.

Create activity_main.xml File Follow this Code.

Create Custom Layout xml File item_list.xml File Follow this Code.

Create VolleyListViewAdapter.java File Follow this Code.

Create Pojo Class Image.java File Follow this Code.

Create MainActivity.java File Follow this Code.

Android Volley Library Fetch JSON Parsing Tutorial Example

Above the Example of Create Volley Library wit ListView to Fetch The Data from URL. in this Example to create simple listView and then Create custom ListView Adapter and then create custom Layout File.

In this layout file to bind the adapter and then create Pojo class to fetch data from URL. Now Create MainActivity class to declared volley library and then create Json Object and Json Array to fetch data from URL using Pojo Class.