Overview of jBallerina 1.2.1

The jBallerina 1.2.1 patch release improves upon the 1.2.0 release by introducing the features listed below and addressing a number of bugs and improvements.

You can use the update tool to update to jBallerina 1.2.1 as follows.

For existing users:

If you are already using jBallerina version 1.2.0, you can directly update your distribution to jBallerina 1.2.1 by executing the following command:

ballerina dist update

However, you need to use the following commands instead of the above if you have installed:

• jBallerina 1.2.0 but switched to a previous version: ballerina dist pull jballerina-1.2.1
• a jBallerina version below 1.1.0: install via the installers

For new users:

If you have not installed jBallerina, then download the installers to install.

Language

• Deprecation support for annotations, function parameters, and object fields
• Runtime validations added to the XML attributes map
• Support for map to record assignment

Standard library

• Support for Avro key serialization/deserialization in the ballerina/kafka module
• Automatic failover support for the WebSocket client
• Provide the base64-encoded end user certificate along with the mutual SSL status

Dev tools

• Support for mocking object methods in Testerina
• Support for subtypes in Java for the bindgen tool
• Support for formatting of streams
• Code coverage report

Deployment

• Default permissions mode support for Kubernetes configmap and secret annotations
• Node selector support for Kubernetes deployments and job annotations