Design Pattern Archive - JAVAPRO Germany

9 min

Core Java

Sind die klassischen Design Patterns mit modernem Java noch gültig?

Die klassischen GoF-Design-Patterns haben über lange Zeit dabei geholfen, wartbare objektorientierte Software zu entwickeln. In den letzten Jahren…

Andreas Jürgensen

Mai 11, 2026

11 min

Wie und warum man das klassische Observer-Pattern in Vaadin verwenden soll

Das Observer Pattern gehört zu den grundlegenden Entwurfsmustern der Softwareentwicklung und wird traditionell zur Entkopplung von Zustandsänderungen und…

Sven Ruppert

September 1, 2025

13 min

Web-UI für den URL Shortener

1. Einleitung und Zielsetzung Die ersten beiden Teile dieser Serie haben die theoretischen und praktischen Grundlagen eines URL-Shorteners…

Sven Ruppert

August 17, 2025

Discover more

Articles

JAVAPRO

November 12, 2025

JAVAPRO Magazin – JCON & Java 26 Special Edition – Call for Papers

Markus Kett

Januar 20, 2021

API & Frameworks

Helidon

Markus Kett

Dezember 17, 2020

Von Nixdorf nach Kubernetien – Digitalisierung im Wandel der Zeit

Sven Ruppert

Dezember 18, 2025

Cookie	Dauer	Beschreibung
__cf_bm	1 hour	This cookie, set by Cloudflare, is used to support Cloudflare Bot Management.
cookielawinfo-checkbox-advertisement	1 year	Set by the GDPR Cookie Consent plugin, this cookie records the user consent for the cookies in the "Advertisement" category.
cookielawinfo-checkbox-analytics	11 months	This cookie is set by GDPR Cookie Consent plugin. The cookie is used to store the user consent for the cookies in the category "Analytics".
cookielawinfo-checkbox-functional	11 months	The cookie is set by GDPR cookie consent to record the user consent for the cookies in the category "Functional".
cookielawinfo-checkbox-necessary	11 months	This cookie is set by GDPR Cookie Consent plugin. The cookies is used to store the user consent for the cookies in the category "Necessary".
cookielawinfo-checkbox-others	11 months	This cookie is set by GDPR Cookie Consent plugin. The cookie is used to store the user consent for the cookies in the category "Other.
cookielawinfo-checkbox-performance	11 months	This cookie is set by GDPR Cookie Consent plugin. The cookie is used to store the user consent for the cookies in the category "Performance".
CookieLawInfoConsent	1 year	CookieYes sets this cookie to record the default button state of the corresponding category and the status of CCPA. It works only in coordination with the primary cookie.
viewed_cookie_policy	11 months	The cookie is set by the GDPR Cookie Consent plugin and is used to store whether or not user has consented to the use of cookies. It does not store any personal data.
wpEmojiSettingsSupports	session	WordPress sets this cookie when a user interacts with emojis on a WordPress site. It helps determine if the user's browser can display emojis properly.

Cookie	Dauer	Beschreibung
mailchimp_landing_site	1 month	MailChimp sets the cookie to record which page the user first visited.
wordpress_google_apps_login	session	This is a functional cookie used for WordPress.This cookie allows the users to login to the site with their Google account.

Cookie	Dauer	Beschreibung
_clck	1 year	Microsoft Clarity sets this cookie to retain the browser's Clarity User ID and settings exclusive to that website. This guarantees that actions taken during subsequent visits to the same website will be linked to the same user ID.
_clsk	1 day	Microsoft Clarity sets this cookie to store and consolidate a user's pageviews into a single session recording.
_ga	1 year 1 month 4 days	Google Analytics sets this cookie to calculate visitor, session and campaign data and track site usage for the site's analytics report. The cookie stores information anonymously and assigns a randomly generated number to recognise unique visitors.
_ga_*	1 year 1 month 4 days	Google Analytics sets this cookie to store and count page views.
_gat_gtag_UA_*	1 minute	Google Analytics sets this cookie to store a unique user ID.
_gid	1 day	Google Analytics sets this cookie to store information on how visitors use a website while also creating an analytics report of the website's performance. Some of the collected data includes the number of visitors, their source, and the pages they visit anonymously.
CLID	1 year	Microsoft Clarity set this cookie to store information about how visitors interact with the website. The cookie helps to provide an analysis report. The data collection includes the number of visitors, where they visit the website, and the pages visited.
MR	7 days	This cookie, set by Bing, is used to collect user information for analytics purposes.
SM	session	Microsoft Clarity cookie set this cookie for synchronizing the MUID across Microsoft domains.

Cookie	Dauer	Beschreibung
ANONCHK	10 minutes	The ANONCHK cookie, set by Bing, is used to store a user's session ID and verify ads' clicks on the Bing search engine. The cookie helps in reporting and personalization as well.
MUID	1 year 24 days	Bing sets this cookie to recognise unique web browsers visiting Microsoft sites. This cookie is used for advertising, site analytics, and other operations.

Hand-Picked Top-Read Stories

Sind die klassischen Design Patterns mit modernem Java noch gültig?

Vaadin Security, Teil 2 – Vom Vaadin-Listener zum Security-Kern

Vaadin Security, Teil 1 – Die Schutzgrenze liegt im Server

Trending Tags

Design Pattern

Sind die klassischen Design Patterns mit modernem Java noch gültig?

Wie und warum man das klassische Observer-Pattern in Vaadin verwenden soll

Web-UI für den URL Shortener

JAVAPRO Magazin – JCON & Java 26 Special Edition – Call for Papers

Helidon

Von Nixdorf nach Kubernetien – Digitalisierung im Wandel der Zeit

Adventskalender 2025 – Minimaler Login Prozess – Teil 2

Vaadin Security, Teil 2 – Vom Vaadin-Listener zum Security-Kern

Vaadin Security, Teil 1 – Die Schutzgrenze liegt im Server

PQC – Es ist Zeit zu handeln

SBOM für Java-Entwickler – Was bringt mir das im Alltag wirklich – Teil 2

Sven Ruppert

Sign Up

To Our Weekly News