“Java”

Spring Boot hexagonal architecture, clean code, GoF design patterns, anti-patterns, modern Java 21, and quality gates (ArchUnit, SpotBugs, PMD CPD, Spotless)

Build event-driven applications with Azure Event Grid SDK for Java.

Use when Java 26+ `java.net.http.HttpClient` should prefer or require HTTP/3.

Translates Kotlin source into Java.

Azure Identity library for Java authentication with Azure services.

Use when Java 25+ code passes immutable contextual data through call chains or child threads, especially instead of `ThreadLocal`.

Modern Java study assistant backed by a public-safe graph extracted from private OCR-derived notes.

Review Java backend code for layering, correctness, maintainability, and operational safety.

Guide safe, incremental refactoring in Java backend projects.

Java coding standards for Spring Boot services: naming, immutability, Optional usage, streams, exceptions, generics, and project layout.

Java Developer Agent.

Build table storage applications with Azure Tables SDK for Java.

Strategies and patterns to boost test coverage to 80%+ line or 60%+ branch coverage.

Use when Java 24+ code parses, generates, or transforms `.class` files with `java.lang.classfile`.

Use when Java 25+ source can simplify many package imports with `import module ...;`.

Use when Java 21+ `switch` uses type patterns, `null`, guards, sealed exhaustiveness, or pattern dominance.

Build blob storage applications with Azure Storage Blob SDK for Java.

Use when deciding how a Java failure travels - catch(Exception), empty catch blocks, log-and-throw, wrapping and rethrowing, return inside finally, validation…

Use for the Java Content Delivery API—Stack, Entry, Query, sync, and HTTP/callback patterns.

Azure Monitor OpenTelemetry Exporter for Java.

Use when overriding equals, hashCode, toString or compareTo in Java - an object missing from a HashSet, contains() returning false, Lombok @Data on an entity…

Beginner-friendly reverse-engineering workflow for Java Jvm Reversing.

Systematic code review for Java with null safety, exception handling, concurrency, and performance checks.

Java GraphRAG ナレッジグラフデータベース（Neo4j）の利用スキル。 Javaソースコード・DDL・設計書を取り込んで構築されたグラフDBを使って コード影響調査・依存関係分析・テーブルアクセス解析などを行う際に使用する。 使用場面: (1) グラフDBへの接続・クエリ実行、(2)…