java_comment_extractor

A fast, offset-preserving Java comment and string extractor.

• Extracts comments (//, /* ... */) and optionally string contents.
• Replaces non-comment, non-string code with spaces, preserving line/column alignment.
• Supports Java 15+ triple-quoted """ text blocks.
• Useful for grammar checking with Flycheck + LanguageTool or Vale.

Usage

java_comment_extractor [--preserve-strings] <input-file>