René's URL Explorer Experiment

Title: GitHub - GeorgeValergas/java-design-patterns: Design pattern samples implemented in Java · GitHub

Open Graph Title: GitHub - GeorgeValergas/java-design-patterns: Design pattern samples implemented in Java

X Title: GitHub - GeorgeValergas/java-design-patterns: Design pattern samples implemented in Java

Description: Design pattern samples implemented in Java. Contribute to GeorgeValergas/java-design-patterns development by creating an account on GitHub.

Open Graph Description: Design pattern samples implemented in Java. Contribute to GeorgeValergas/java-design-patterns development by creating an account on GitHub.

X Description: Design pattern samples implemented in Java. Contribute to GeorgeValergas/java-design-patterns development by creating an account on GitHub.

Opengraph URL: https://github.com/GeorgeValergas/java-design-patterns

X: @github

direct link

Domain: github.com

route-pattern	/:user_id/:repository
route-controller	files
route-action	disambiguate
fetch-nonce	v2:6f79fe65-dd73-eeec-a0cb-8d61ea204cc6
current-catalog-service-hash	f3abb0cc802f3d7b95fc8762b94bdcb13bf39634c40c357301c4aa1d67a256fb
request-id	C804:321697:28452:368B4:6A5F774D
html-safe-nonce	ebdd5f2ef35c3625f14b7e5c2532d82100430e03b6516cd6a9f6e7ecd6703c23
visitor-payload	eyJyZWZlcnJlciI6IiIsInJlcXVlc3RfaWQiOiJDODA0OjMyMTY5NzoyODQ1MjozNjhCNDo2QTVGNzc0RCIsInZpc2l0b3JfaWQiOiIyNjYzMTcwOTMyNjc3MjQ0NzQ5IiwicmVnaW9uX2VkZ2UiOiJpYWQiLCJyZWdpb25fcmVuZGVyIjoiaWFkIn0=
visitor-hmac	bcace79e64c4031ff246bcf392b00d27ffb9620fc3ea285dda797669293e9574
hovercard-subject-tag	repository:26675799
github-keyboard-shortcuts	repository,copilot
google-site-verification	Apib7-x98H0j5cPqHWwSMm6dNU4GmODRoqxLiDzdx9I
octolytics-url	https://collector.github.com/github/collect
analytics-location	//
fb:app_id	1401488693436528
apple-itunes-app	app-id=1477376905, app-argument=https://github.com/GeorgeValergas/java-design-patterns
twitter:image	https://opengraph.githubassets.com/808389c5c6460f25be7d001b32c79a7d39fc29b992a5dafcf7c152d6b91fb8a7/GeorgeValergas/java-design-patterns
twitter:card	summary_large_image
og:image	https://opengraph.githubassets.com/808389c5c6460f25be7d001b32c79a7d39fc29b992a5dafcf7c152d6b91fb8a7/GeorgeValergas/java-design-patterns
og:image:alt	Design pattern samples implemented in Java. Contribute to GeorgeValergas/java-design-patterns development by creating an account on GitHub.
og:image:width	1200
og:image:height	600
og:site_name	GitHub
og:type	object
hostname	github.com
expected-hostname	github.com
None	452de97a03b38f04f76083e607149d32906d2c0b7b8eefeb40f6abb19033123d
turbo-cache-control	no-cache
go-import	github.com/GeorgeValergas/java-design-patterns git https://github.com/GeorgeValergas/java-design-patterns.git
octolytics-dimension-user_id	2850016
octolytics-dimension-user_login	GeorgeValergas
octolytics-dimension-repository_id	26675799
octolytics-dimension-repository_nwo	GeorgeValergas/java-design-patterns
octolytics-dimension-repository_public	true
octolytics-dimension-repository_is_fork	true
octolytics-dimension-repository_parent_id	22790488
octolytics-dimension-repository_parent_nwo	iluwatar/java-design-patterns
octolytics-dimension-repository_network_root_id	22790488
octolytics-dimension-repository_network_root_nwo	iluwatar/java-design-patterns
turbo-body-classes	logged-out env-production page-responsive
disable-turbo	false
browser-stats-url	https://api.github.com/_private/browser/stats
browser-errors-url	https://api.github.com/_private/browser/errors
release	04b6e0d7b342a002446f33418e84ead364c16c2a
ui-target	full
theme-color	#1e2327
color-scheme	light dark

Links:

Skip to content	https://github.com/GeorgeValergas/java-design-patterns#start-of-content
	https://github.com/
Sign in	https://github.com/login?return_to=https%3A%2F%2Fgithub.com%2FGeorgeValergas%2Fjava-design-patterns
GitHub CopilotWrite better code with AI	https://github.com/features/copilot
GitHub Copilot appDirect agents from issue to merge	https://github.com/features/ai/github-app
MCP RegistryNewIntegrate external tools	https://github.com/mcp
ActionsAutomate any workflow	https://github.com/features/actions
CodespacesInstant dev environments	https://github.com/features/codespaces
IssuesPlan and track work	https://github.com/features/issues
Code ReviewManage code changes	https://github.com/features/code-review
Code QualityEnforce quality at merge	https://github.com/features/code-quality
GitHub Advanced SecurityFind and fix vulnerabilities	https://github.com/security/advanced-security
Code securitySecure your code as you build	https://github.com/security/advanced-security/code-security
Secret protectionStop leaks before they start	https://github.com/security/advanced-security/secret-protection
Why GitHub	https://github.com/why-github
Documentation	https://docs.github.com
Blog	https://github.blog
Changelog	https://github.blog/changelog
Marketplace	https://github.com/marketplace
View all features	https://github.com/features
Enterprises	https://github.com/enterprise
Small and medium teams	https://github.com/team
Startups	https://github.com/enterprise/startups
Nonprofits	https://github.com/solutions/industry/nonprofits
App Modernization	https://github.com/solutions/use-case/app-modernization
DevSecOps	https://github.com/solutions/use-case/devsecops
DevOps	https://github.com/solutions/use-case/devops
CI/CD	https://github.com/solutions/use-case/ci-cd
View all use cases	https://github.com/solutions/use-case
Healthcare	https://github.com/solutions/industry/healthcare
Financial services	https://github.com/solutions/industry/financial-services
Manufacturing	https://github.com/solutions/industry/manufacturing
Government	https://github.com/solutions/industry/government
View all industries	https://github.com/solutions/industry
View all solutions	https://github.com/solutions
AI	https://github.com/resources/articles?topic=ai
Software Development	https://github.com/resources/articles?topic=software-development
DevOps	https://github.com/resources/articles?topic=devops
Security	https://github.com/resources/articles?topic=security
View all topics	https://github.com/resources/articles
Customer stories	https://github.com/customer-stories
Events & webinars	https://github.com/resources/events
Ebooks & reports	https://github.com/resources/whitepapers
Business insights	https://github.com/solutions/executive-insights
GitHub Skills	https://skills.github.com
Documentation	https://docs.github.com
Customer support	https://support.github.com
Community forum	https://github.com/orgs/community/discussions
Trust center	https://github.com/trust-center
Partners	https://github.com/partners
View all resources	https://github.com/resources
GitHub SponsorsFund open source developers	https://github.com/open-source/sponsors
Security Lab	https://securitylab.github.com
Maintainer Community	https://maintainers.github.com
Accelerator	https://github.com/open-source/accelerator
GitHub Stars	https://stars.github.com
Archive Program	https://archiveprogram.github.com
Topics	https://github.com/topics
Trending	https://github.com/trending
Collections	https://github.com/collections
Enterprise platformAI-powered developer platform	https://github.com/enterprise
GitHub Advanced SecurityEnterprise-grade security features	https://github.com/security/advanced-security
Copilot for BusinessEnterprise-grade AI features	https://github.com/features/copilot/copilot-business
Premium SupportEnterprise-grade 24/7 support	https://github.com/enterprise/premium-support
Pricing	https://github.com/pricing
Search syntax tips	https://docs.github.com/search-github/github-code-search/understanding-github-code-search-syntax
documentation	https://docs.github.com/search-github/github-code-search/understanding-github-code-search-syntax
Sign in	https://github.com/login?return_to=https%3A%2F%2Fgithub.com%2FGeorgeValergas%2Fjava-design-patterns
Sign up	https://github.com/signup?ref_cta=Sign+up&ref_loc=header+logged+out&ref_page=%2F%3Cuser-name%3E%2F%3Crepo-name%3E&source=header-repo&source_repo=GeorgeValergas%2Fjava-design-patterns
Reload	https://github.com/GeorgeValergas/java-design-patterns
Reload	https://github.com/GeorgeValergas/java-design-patterns
Reload	https://github.com/GeorgeValergas/java-design-patterns
GeorgeValergas	https://github.com/GeorgeValergas
java-design-patterns	https://github.com/GeorgeValergas/java-design-patterns
iluwatar/java-design-patterns	https://github.com/iluwatar/java-design-patterns
Notifications	https://github.com/login?return_to=%2FGeorgeValergas%2Fjava-design-patterns
Fork 0	https://github.com/login?return_to=%2FGeorgeValergas%2Fjava-design-patterns
Star 0	https://github.com/login?return_to=%2FGeorgeValergas%2Fjava-design-patterns
Code	https://github.com/GeorgeValergas/java-design-patterns
Pull requests 0	https://github.com/GeorgeValergas/java-design-patterns/pulls
Actions	https://github.com/GeorgeValergas/java-design-patterns/actions
Projects	https://github.com/GeorgeValergas/java-design-patterns/projects
Wiki	https://github.com/GeorgeValergas/java-design-patterns/wiki
Security and quality 0	https://github.com/GeorgeValergas/java-design-patterns/security
Insights	https://github.com/GeorgeValergas/java-design-patterns/pulse
Code	https://github.com/GeorgeValergas/java-design-patterns
Pull requests	https://github.com/GeorgeValergas/java-design-patterns/pulls
Actions	https://github.com/GeorgeValergas/java-design-patterns/actions
Projects	https://github.com/GeorgeValergas/java-design-patterns/projects
Wiki	https://github.com/GeorgeValergas/java-design-patterns/wiki
Security and quality	https://github.com/GeorgeValergas/java-design-patterns/security
Insights	https://github.com/GeorgeValergas/java-design-patterns/pulse
	https://github.com/GeorgeValergas/java-design-patterns
Branches	https://github.com/GeorgeValergas/java-design-patterns/branches
Tags	https://github.com/GeorgeValergas/java-design-patterns/tags
	https://github.com/GeorgeValergas/java-design-patterns/branches
	https://github.com/GeorgeValergas/java-design-patterns/tags
222 Commits	https://github.com/GeorgeValergas/java-design-patterns/commits/master/
	https://github.com/GeorgeValergas/java-design-patterns/commits/master/
abstract-factory	https://github.com/GeorgeValergas/java-design-patterns/tree/master/abstract-factory
abstract-factory	https://github.com/GeorgeValergas/java-design-patterns/tree/master/abstract-factory
adapter	https://github.com/GeorgeValergas/java-design-patterns/tree/master/adapter
adapter	https://github.com/GeorgeValergas/java-design-patterns/tree/master/adapter
bridge	https://github.com/GeorgeValergas/java-design-patterns/tree/master/bridge
bridge	https://github.com/GeorgeValergas/java-design-patterns/tree/master/bridge
builder	https://github.com/GeorgeValergas/java-design-patterns/tree/master/builder
builder	https://github.com/GeorgeValergas/java-design-patterns/tree/master/builder
chain	https://github.com/GeorgeValergas/java-design-patterns/tree/master/chain
chain	https://github.com/GeorgeValergas/java-design-patterns/tree/master/chain
command	https://github.com/GeorgeValergas/java-design-patterns/tree/master/command
command	https://github.com/GeorgeValergas/java-design-patterns/tree/master/command
composite	https://github.com/GeorgeValergas/java-design-patterns/tree/master/composite
composite	https://github.com/GeorgeValergas/java-design-patterns/tree/master/composite
decorator	https://github.com/GeorgeValergas/java-design-patterns/tree/master/decorator
decorator	https://github.com/GeorgeValergas/java-design-patterns/tree/master/decorator
double-checked-locking	https://github.com/GeorgeValergas/java-design-patterns/tree/master/double-checked-locking
double-checked-locking	https://github.com/GeorgeValergas/java-design-patterns/tree/master/double-checked-locking
facade	https://github.com/GeorgeValergas/java-design-patterns/tree/master/facade
facade	https://github.com/GeorgeValergas/java-design-patterns/tree/master/facade
factory-method	https://github.com/GeorgeValergas/java-design-patterns/tree/master/factory-method
factory-method	https://github.com/GeorgeValergas/java-design-patterns/tree/master/factory-method
flyweight	https://github.com/GeorgeValergas/java-design-patterns/tree/master/flyweight
flyweight	https://github.com/GeorgeValergas/java-design-patterns/tree/master/flyweight
interpreter	https://github.com/GeorgeValergas/java-design-patterns/tree/master/interpreter
interpreter	https://github.com/GeorgeValergas/java-design-patterns/tree/master/interpreter
iterator	https://github.com/GeorgeValergas/java-design-patterns/tree/master/iterator
iterator	https://github.com/GeorgeValergas/java-design-patterns/tree/master/iterator
mediator	https://github.com/GeorgeValergas/java-design-patterns/tree/master/mediator
mediator	https://github.com/GeorgeValergas/java-design-patterns/tree/master/mediator
memento	https://github.com/GeorgeValergas/java-design-patterns/tree/master/memento
memento	https://github.com/GeorgeValergas/java-design-patterns/tree/master/memento
model-view-presenter	https://github.com/GeorgeValergas/java-design-patterns/tree/master/model-view-presenter
model-view-presenter	https://github.com/GeorgeValergas/java-design-patterns/tree/master/model-view-presenter
observer	https://github.com/GeorgeValergas/java-design-patterns/tree/master/observer
observer	https://github.com/GeorgeValergas/java-design-patterns/tree/master/observer
prototype	https://github.com/GeorgeValergas/java-design-patterns/tree/master/prototype
prototype	https://github.com/GeorgeValergas/java-design-patterns/tree/master/prototype
proxy	https://github.com/GeorgeValergas/java-design-patterns/tree/master/proxy
proxy	https://github.com/GeorgeValergas/java-design-patterns/tree/master/proxy
singleton	https://github.com/GeorgeValergas/java-design-patterns/tree/master/singleton
singleton	https://github.com/GeorgeValergas/java-design-patterns/tree/master/singleton
state	https://github.com/GeorgeValergas/java-design-patterns/tree/master/state
state	https://github.com/GeorgeValergas/java-design-patterns/tree/master/state
strategy	https://github.com/GeorgeValergas/java-design-patterns/tree/master/strategy
strategy	https://github.com/GeorgeValergas/java-design-patterns/tree/master/strategy
template-method	https://github.com/GeorgeValergas/java-design-patterns/tree/master/template-method
template-method	https://github.com/GeorgeValergas/java-design-patterns/tree/master/template-method
visitor	https://github.com/GeorgeValergas/java-design-patterns/tree/master/visitor
visitor	https://github.com/GeorgeValergas/java-design-patterns/tree/master/visitor
.gitignore	https://github.com/GeorgeValergas/java-design-patterns/blob/master/.gitignore
.gitignore	https://github.com/GeorgeValergas/java-design-patterns/blob/master/.gitignore
.travis.yml	https://github.com/GeorgeValergas/java-design-patterns/blob/master/.travis.yml
.travis.yml	https://github.com/GeorgeValergas/java-design-patterns/blob/master/.travis.yml
LICENSE.md	https://github.com/GeorgeValergas/java-design-patterns/blob/master/LICENSE.md
LICENSE.md	https://github.com/GeorgeValergas/java-design-patterns/blob/master/LICENSE.md
README.md	https://github.com/GeorgeValergas/java-design-patterns/blob/master/README.md
README.md	https://github.com/GeorgeValergas/java-design-patterns/blob/master/README.md
design_pattern_relationship.gif	https://github.com/GeorgeValergas/java-design-patterns/blob/master/design_pattern_relationship.gif
design_pattern_relationship.gif	https://github.com/GeorgeValergas/java-design-patterns/blob/master/design_pattern_relationship.gif
design_pattern_relationship_1.gif	https://github.com/GeorgeValergas/java-design-patterns/blob/master/design_pattern_relationship_1.gif
design_pattern_relationship_1.gif	https://github.com/GeorgeValergas/java-design-patterns/blob/master/design_pattern_relationship_1.gif
pom.xml	https://github.com/GeorgeValergas/java-design-patterns/blob/master/pom.xml
pom.xml	https://github.com/GeorgeValergas/java-design-patterns/blob/master/pom.xml
README	https://github.com/GeorgeValergas/java-design-patterns
MIT license	https://github.com/GeorgeValergas/java-design-patterns
	https://github.com/GeorgeValergas/java-design-patterns#build-status
	https://camo.githubusercontent.com/2b5ed8071fed12134fedc901952def47515fa24bd76c8788b0803c1f3ecc7e56/68747470733a2f2f7472617669732d63692e6f72672f696c7577617461722f6a6176612d64657369676e2d7061747465726e732e7376673f6272616e63683d6d6173746572
	https://github.com/iluwatar/java-design-patterns/blob/master/abstract-factory/etc/abstract-factory_1.png
	https://github.com/iluwatar/java-design-patterns/blob/master/builder/etc/builder_1.png
	https://github.com/iluwatar/java-design-patterns/blob/master/factory-method/etc/factory-method_1.png
	https://github.com/iluwatar/java-design-patterns/blob/master/prototype/etc/prototype_1.png
	https://github.com/iluwatar/java-design-patterns/blob/master/singleton/etc/singleton_1.png
	https://github.com/iluwatar/java-design-patterns/blob/master/adapter/etc/adapter_1.png
	https://github.com/iluwatar/java-design-patterns/blob/master/bridge/etc/bridge_1.png
	https://github.com/iluwatar/java-design-patterns/blob/master/composite/etc/composite_1.png
	https://github.com/iluwatar/java-design-patterns/blob/master/decorator/etc/decorator_1.png
	https://github.com/iluwatar/java-design-patterns/blob/master/facade/etc/facade_1.png
	https://github.com/iluwatar/java-design-patterns/blob/master/flyweight/etc/flyweight_1.png
	https://github.com/iluwatar/java-design-patterns/blob/master/proxy/etc/proxy_1.png
	https://github.com/iluwatar/java-design-patterns/blob/master/chain/etc/chain_1.png
	https://github.com/iluwatar/java-design-patterns/blob/master/command/etc/command_1.png
	https://github.com/iluwatar/java-design-patterns/blob/master/interpreter/etc/interpreter_1.png
	https://github.com/iluwatar/java-design-patterns/blob/master/iterator/etc/iterator_1.png
	https://github.com/iluwatar/java-design-patterns/blob/master/mediator/etc/mediator_1.png
	https://github.com/iluwatar/java-design-patterns/blob/master/memento/etc/memento_1.png
	https://github.com/iluwatar/java-design-patterns/blob/master/model-view-presenter/etc/model-view-presenter_1.png
	https://github.com/iluwatar/java-design-patterns/blob/master/observer/etc/observer_1.png
	https://github.com/iluwatar/java-design-patterns/blob/master/state/etc/state_1.png
	https://github.com/iluwatar/java-design-patterns/blob/master/strategy/etc/strategy_1.png
	https://github.com/iluwatar/java-design-patterns/blob/master/template-method/etc/template-method_1.png
	https://github.com/iluwatar/java-design-patterns/blob/master/visitor/etc/visitor_1.png
	https://github.com/iluwatar/java-design-patterns/blob/master/double-checked-locking/etc/double_checked_locking_1.png
	https://github.com/GeorgeValergas/java-design-patterns#frequently-asked-questions
	https://github.com/GeorgeValergas/java-design-patterns#how-to-contribute
GenMyModel	http://genmymodel.com/
ObjectAid UML Explorer for Eclipse	http://www.objectaid.com/home
Wikipedia	http://en.wikipedia.org/wiki/Software_design_pattern
	https://github.com/GeorgeValergas/java-design-patterns#credits
Design Patterns: Elements of Reusable Object-Oriented Software	http://www.amazon.com/Design-Patterns-Elements-Reusable-Object-Oriented/dp/0201633612
Effective Java (2nd Edition)	http://www.amazon.com/Effective-Java-Edition-Joshua-Bloch/dp/0321356683
Java Generics and Collections	http://www.amazon.com/Java-Generics-Collections-Maurice-Naftalin/dp/0596527756/
	https://github.com/GeorgeValergas/java-design-patterns#license
Readme	https://github.com/GeorgeValergas/java-design-patterns#readme-ov-file
MIT license	https://github.com/GeorgeValergas/java-design-patterns#MIT-1-ov-file
Please reload this page	https://github.com/GeorgeValergas/java-design-patterns
Activity	https://github.com/GeorgeValergas/java-design-patterns/activity
0 forks	https://github.com/GeorgeValergas/java-design-patterns/forks
Report repository	https://github.com/contact/report-content?content_url=https%3A%2F%2Fgithub.com%2FGeorgeValergas%2Fjava-design-patterns&report=GeorgeValergas+%28user%29
Releases	https://github.com/GeorgeValergas/java-design-patterns/releases
Packages 0	https://github.com/users/GeorgeValergas/packages?repo_name=java-design-patterns
Please reload this page	https://github.com/GeorgeValergas/java-design-patterns
Contributors	https://github.com/GeorgeValergas/java-design-patterns/graphs/contributors
Please reload this page	https://github.com/GeorgeValergas/java-design-patterns
	https://github.com
Terms	https://docs.github.com/site-policy/github-terms/github-terms-of-service
Privacy	https://docs.github.com/site-policy/privacy-policies/github-privacy-statement
Security	https://github.com/security
Status	https://www.githubstatus.com/
Community	https://github.community/
Docs	https://docs.github.com/
Contact	https://support.github.com?tags=dotcom-footer

Viewport: width=device-width

URLs of crawlers that visited me.