Java Evolution

Without promising exact timelines for individual features, our goal is to try and support any new Java language changes introduced by Oracle in a timely fashion after they have been finalized, often before and sometimes shortly after they have shipped in Oracle's Java compiler.

Java 10

(via this)

• Local Variable Tyoe Inference — had already been supported since Iodine's initial release.

Java 9

(via this and this)

• Private Interface Methods — #78481
• Allow effectively-final variables in the try-with-resources statement — #78484
• Allow diamond with anonymous classes — #78489
• Allow @SafeVargs on private instance methods — #78488
• Complete the removal of underscore from the set of legal identifier names — #78490

Java 8

(via this link and this one)

• Lambda expressions — #78483 (to check syntax compatibility)
• Method References — done
• Type Annotations — #78485
• Default and static interface methods — #78481
• Repeating annotations — #78485

Java 7

(also via this one)

• Binary Literals — long done
• Underscores in Numeric Literals — long done
• Strings in Switch Statements — Elements always did this
• Type Inference for Generic Instance Creations — #78491
• Improved Warnings and Errors When Using Non-Reifiable Formal Parameters — #78492
• The try-with-resources Statements — #78484
• Catching Multiple Exceptions & and Rethrowing with Improved Type Checking — #78493