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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>