jabrena/plinth · skills/143-java-functional-exception-handling/SKILL.md

143-java-functional-exception-handling skillA

143-java-functional-exception-handling is agent-read markdown (skill) from jabrena/plinth: Use when you need to apply functional exception handling best practices in Java — including replacing exception overuse with Optional and VAVR Either types, designing error type hierarchies using sealed classes and enums, implementing monadic error composition pipelines, establishing functional control flow patterns, and reserving exceptions only for truly exceptional system-level failures. This should trigger for requests such as Improve the code with Functional Exception Handling; Apply Functi.

Indexed from public GitHub and served as immutable, content-addressed versions. Install it pinned to an exact SHA-256 with the mdr CLI, and every file is verified against the hash recorded here before it reaches your agent. The deterministic audit below grades the latest version, and the same file always earns the same grade.

How to install

Latest version
mdr add jabrena/plinth/143-java-functional-exception-handling@v0.18.0
Exact content
mdr add jabrena/plinth/143-java-functional-exception-handling@sha256:fbf110f096807d53

Pin to a label to follow the author's releases, or to a sha256 to freeze the exact bytes forever. Either way the resolved hash is written to mdr.lock, and mdr install reproduces it on any machine.

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Versions

versioncommittedcommitsizeaudit
v0.18.0 latest2026-08-01 26b0e71 3,942 BA view · diff
v0.17.02026-07-10 aaee915 3,942 BA view · diff
v0.16.02026-06-15 b73c9d3 3,733 BA view · diff
v0.15.02026-05-29 a800339 3,733 BA view · diff
v0.15.0-SNAPSHOT2026-04-26 819f349 3,742 BA view

Audit of the latest version

A  17 of 17 checks passed. Deterministic, no model, same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (3942 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

jabrena/plinth · 440 stars · license Apache-2.0 · pushed 2026-09-16 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_hqkydaltxcztq6ih
GET https://markdownregistry.com/api/v1/resolve?ref=jabrena/plinth/143-java-functional-exception-handling
GET https://markdownregistry.com/api/v1/blob/fbf110f096807d53727b6aa08cf8241d33b6898b90d65409dbe2e53904315899

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