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Java Version

Default Script Engine

ECMAScript Version

Java 8

Nashorn

ECMAScript 5.1 (June 2011)

Java 911+

Nashorn

ECMAScript 5.1 (plus some features of ECMAScript 2015 aka ECMAScript 6)

Java 15+ 

None

Note

Java versions from JDK15 on do not support the Nashorn or the Rhino Language. This will be mitigated started with IdP Version 4.1, but for now it suffices to note that the SystemRequirements only specify Java 11 variants (and as such JDK15 is unsupported).


Info

Nashorn documentation from Oracle

An introduction to Nashorn from Oracle:

Part 1: Introducing JavaScript, ECMAScript, and Nashorn
Part 2: The Java in JavaScript
Part 3: Database Scripting

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Info

Still using Rhino?

Consult the Rhino Migration Guide for helpful advice. Alternatively consider using the Rhino Scripting plugin (IdP Versions 4.1 and later)

Since Nashorn is included with Java 8 (and later), the sample scripts aim to conform to ECMAScript 5.1. In particular, the scripts avoid features introduced in ECMAScript 6 (also known as ECMAScript 2015) for compatibility.

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