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jdtls-lsp Plugin

Author
Anthropic
Category
Development
Topics
Code Search & Code Intelligence
Version
1.0.0
First seen
2026-07-09
Last confirmed
2026-07-13
Explanation last updated
2026-07-12

The explanation below is AI-generated. Please verify it against the sources.

jdtls-lsp is a Claude Code plugin that integrates the Eclipse JDT.LS Java language server to provide code intelligence and refactoring for Java files. It supports the .java file extension. According to the README, it can be installed via Homebrew on macOS, via the AUR on Arch Linux, or manually by downloading Eclipse JDT.LS releases and creating a wrapper script. It requires Java 17 or later (a JDK, not just a JRE). Other details, such as specific refactoring operations or configuration options, are unknown.

Overview

jdtls-lsp is not a SaaS; it is a Claude Code plugin that wraps the Eclipse JDT.LS language server to add Java code intelligence and refactoring support to Claude Code.

What you can do with jdtls-lsp

  • Use Java (.java) code intelligence features powered by Eclipse JDT.LS within Claude Code
  • Perform refactoring operations on Java code (specific operations unknown)
  • Install JDT.LS via Homebrew (macOS) or AUR (Arch Linux)
  • Manually install JDT.LS by downloading releases and setting up a wrapper script in PATH
  • Run with Java 17 or later (JDK required)

Sources

Original description (English)

Java language server (Eclipse JDT.LS) for code intelligence

History of jdtls-lsp

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