google-java-format

A command-line formatter for Java source code that applies either Google Java Style or Android's AOSP style.

In plain words
What is it for?
Use it to format Java files in place or check formatting in continuous integration, an automated build check.
Why use it?
It removes disagreements and inconsistencies in Java formatting and can detect files that do not follow the chosen style.

Skill for Claude CodeCodex

Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

agentmods
npx agentmods add skills/moabualruz/fulcrum/google-java-format
Any agent
npx skills add moabualruz/fulcrum --skill google-java-format
Clone the repo
git clone --depth 1 https://github.com/moabualruz/fulcrum

Made for: Claude Code, Codex.

Per session 49 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 199 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. Scan, not verified.
Origin 77% copy Near-identical to another mod in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5 $0.00049 $0.00199
Opus 5 $0.00024 $0.00100
Sonnet 5 $0.00010 $0.00040
Haiku 4.5 $0.00005 $0.00020

Measured 2d ago against content hash 82403a1dedb3, method: parsed. Prices are Anthropic first-party input rates as of 2026-08-30, from the pricing page.

Security

Grade A, and why

google-java-format scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 2d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

Origin

This is a copy

77% identical to bat — 6 lines differ, which has more behind it and is treated as the original. This page carries a canonical link to it rather than competing with it.

plugins/fulcrum/skills/google-java-format/SKILL.md · 28 lines

What it actually says

google-java-format

When to use

See references/when-to-use.md. Load only when this section is needed.

Invocation

See references/invocation.md. Load only when this section is needed.

Patterns

See references/patterns.md. Load only when this section is needed.

Anti-patterns

See references/anti-patterns.md. Load only when this section is needed.

Cross-refs

See references/cross-refs.md. Load only when this section is needed.

Files

What ships with it

5 files beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 2d ago First seen · 28 lines · 49 tokens per session scan A 82403a1dedb3

Subscribe to this mod's changes

google-java-format is a skill published in the GitHub repository moabualruz/fulcrum (3 stars, last pushed 2mo ago), licensed MIT. It adds 49 tokens to every session and 199 once invoked, about $0.0002 per session on Opus 5. A static security scan graded it A with 0 findings. It is 77% identical to bat, differing in 6 lines, and is treated as a copy.

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