HandleHints

This IntelliJ plugin adds inspections and tools to make working with Java MethodHandles easier.

Features

• Dataflow-sensitive type analysis
• Support for methods from the MethodHandles class
• Support for methods from the MethodHandles.Lookup class
• Support for methods from the MethodType class
• Support for methods from the MethodHandle class
• Precise type tracking for parameters and return types separately
• Inspections for supported creation/transformation/combination methods
• Inspections for invoke and invokeExact arguments and return type checks
• Inlay type hints

Installation

• Using IDE built-in plugin system:

  Settings/Preferences > Plugins > Marketplace > Search for "HandleHints" > Install Plugin

• Manually:

  Download the latest release and install it manually using Settings/Preferences > Plugins > ⚙️ > Install plugin from disk...

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Plugin based on the IntelliJ Platform Plugin Template.