Java Resources

Building a Config-Driven SOAP/REST Integration Layer: One Service, Many Protocols

Learn how to build protocol-agnostic middleware that supports SOAP and REST integrations with configurable authentication and customer-specific transformations.

July 30, 2026

by Balaji Venkatasubramaniyar

CORE

· 2,628 Views

This One Spring Data JPA Pattern Cleaned Up to 3 Years of Repository Debt

Stop adding repository methods every time a filter changes. JPA Specifications let you compose queries cleanly at runtime.

July 29, 2026

by Ramesh Bellamkonda

· 2,978 Views · 1 Like

The Java Story: The Official Documentary Is Here

This traces Java’s evolution from Oak to a global software platform, revealing its impact on open source, standards, engineering, and the community behind it.

July 29, 2026

by Otavio Santana

CORE

· 3,063 Views · 1 Like

How to Build Living AI Coding Assistants With Quarkus Agent MCP

Supercharge local development with the standalone Quarkus Agent MCP server, allowing AI assistants to run, monitor, and debug Java applications.

July 23, 2026

by Daniel Oh

CORE

· 4,531 Views · 3 Likes

Stop Writing If-Else Spaghetti: Architecting Cleaner Java with the Strategy Pattern

Stop writing messy nested conditionals. Learn how to combine Java Enums, Functional Interfaces, and Spring to build a scalable Strategy Pattern.

July 23, 2026

by Rahul Tewari

· 7,451 Views · 3 Likes

Hardening MCP Gateways: Mitigating July 28 Security Risks in Java Applications

The latest MCP updates introduce security risks like protocol confusion. Quarkus mitigates these vectors using strict request filtering and enterprise security layers.

July 21, 2026

by Daniel Oh

CORE

· 3,455 Views

Mitigating Cache Stampedes in Dynamic API Translation Using Java 21 Virtual Threads

Building a dynamic API translation proxy that leverages Java 21 Virtual Threads and Redisson distributed locking to safely execute AI-driven schema mapping.

July 17, 2026

by Aniruddha Chatterjee

· 3,887 Views · 3 Likes

AGENTS.md Makes Your Java Codebase AI-Agent Ready

A standardized instruction layer for enabling AI agents to accurately navigate, build, and test applications by enforcing clear architectural and operational constraints.

July 17, 2026

by Daniel Oh

CORE

· 4,566 Views · 3 Likes

Going Stateless: Scaling MCP Servers to Cloud-Native Java and HTTP

The Model Context Protocol has evolved to be entirely stateless over HTTP, removing complex session bottlenecks. Pairing this update with cloud-native Java, Quarkus!

July 16, 2026

by Daniel Oh

CORE

· 5,004 Views · 2 Likes

Compliance Reporting Without Losing the Spreadsheet or the Control

Keep the spreadsheet UI for domain experts, but move validation, execution, logging, and export into a governed Java application.

July 14, 2026

by Hawk Chen

CORE

· 3,825 Views · 2 Likes

Differential Flamegraphs in Java in Jeffrey Microscope

How to set up a secondary profile and pinpoint the precise frames responsible for a performance change between two JFR recordings.

July 14, 2026

by Petr Bouda

CORE

· 2,188 Views · 1 Like

Jeffrey Microscope for Generating Flame Graphs in Java

Jeffrey Microscope is a deep analyzer for JFR recordings, with a particular focus on flamegraphs generated from stacktrace-based events

July 13, 2026

by Petr Bouda

CORE

· 2,826 Views · 1 Like

Your Codename One App, Now A Native Mac App

Learn how Codename One 7.0.250 brings native macOS app builds, desktop integration, native menus, and improved desktop UX.

July 10, 2026

by Shai Almog

CORE

· 2,474 Views · 1 Like

Exploring A Few Java 25 Language Enhancements

Brief and with practical code examples that raise developers' curiosity and interest in exploring these language enhancements in detail.

July 10, 2026

by Horatiu Dan

CORE

· 2,790 Views · 3 Likes

HTTP QUERY in Java: The Missing Method for Complex REST API Searches

HTTP QUERY gives Java REST APIs a cleaner way to handle complex searches with request bodies, avoiding long URLs and POST misuse while keeping reads explicit.

July 6, 2026

by Otavio Santana

CORE

· 2,430 Views

OBO SSO in Java Applications: Securely Calling Downstream APIs on Behalf of a User

OBO (On-Behalf-Of) allows a Java API to securely call downstream services using the authenticated user's identity instead of the application's identity.

July 3, 2026

by Muhammed Harris Kodavath

· 1,985 Views · 3 Likes

Dead Letter Queue Patterns in Apache Flink: Handling Poison Messages Without Stopping Your Stream

A poison message can trap a Flink job in a restart loop. Use side outputs, retries, tiered DLQs, durable sinks, and replay jobs to keep the stream running.

July 2, 2026

by Rohit Muthyala

· 3,550 Views

Jakarta NoSQL: Why JPA Is Not Enough for the AI Era

Jakarta NoSQL provides a familiar Java programming model while preserving the strengths of document, graph, key-value, and AI-driven vector databases.

June 19, 2026

by Otavio Santana

CORE

· 2,635 Views · 1 Like

From printTriangularNumber to Duff’s Device: Mastering Java Switch Statements Old and New

This post traces that journey using triangular number computation as a practical example of intentional fall-through and connects the technique to Duff's Device.

June 19, 2026

by NaveenKumar Namachivayam

CORE

· 1,887 Views · 2 Likes

Top Java Security Vulnerabilities and How to Prevent Them in Modern Java

Most Java security breaches stem from preventable coding mistakes. Follow secure coding practices, validate inputs, and keep dependencies updated to reduce risk.

June 18, 2026

by Muhammed Harris Kodavath

· 3,046 Views · 1 Like

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