PaperMC / PaperMC/Paper

Migrate events to interface

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#12,743 3 comments 0 reactions 1 assignee View on GitHub

@Machine-Maker is already working on this.

Since Jun 26, 2025.

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Java
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Description

Migrating events to interfaces provides several benefits

  1. Hides constructors from API (actually, not by javadoc contract)
  2. Lazy type conversion
  3. More flexible type hierarchies.

Can do with asm-utils already.

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First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

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