René's URL Explorer Experiment


Title: 아이템 89. 인스턴스 수를 통제해야 한다면 readResolve보다는 열거 타입을 사용하라 · Study-2-Effective-Java · Discussion #204 · GitHub

Open Graph Title: 아이템 89. 인스턴스 수를 통제해야 한다면 readResolve보다는 열거 타입을 사용하라 · Study-2-Effective-Java · Discussion #204

X Title: 아이템 89. 인스턴스 수를 통제해야 한다면 readResolve보다는 열거 타입을 사용하라 · Study-2-Effective-Java · Discussion #204

Description: 아이템 89. 인스턴스 수를 통제해야 한다면 readResolve보다는 열거 타입을 사용하라

Open Graph Description: 0. TL;DR 📚 불변식을 지키기 위해 인스턴스를 통제한다면, 열거 타입을 이용하자. 직렬화와 인스턴스 통제가 모두 필요하면 readResolve() 작성하고, 클래스의 모든 참조 타입 인스턴스 필드를 transient 키워드를 이용하자. 1. 인스턴스 수의 통제 인스턴스 수를 통제하는 기법은 바로 싱글턴이다. 그리고 직렬화와 싱글턴은 상성이 맞지 ...

X Description: 0. TL;DR 📚 불변식을 지키기 위해 인스턴스를 통제한다면, 열거 타입을 이용하자. 직렬화와 인스턴스 통제가 모두 필요하면 readResolve() 작성하고, 클래스의 모든 참조 타입 인스턴스 필드를 transient 키워드를 이용하자. 1. 인스턴스 수의 통제 인스턴스 수를 통제하는 기법은 바로 싱글턴이다. 그리고 직렬화와 싱글턴은 상성이 맞지 ...

Opengraph URL: https://github.com/orgs/Study-2-Effective-Java/discussions/204

X: @github

direct link

Domain: patch-diff.githubusercontent.com

route-pattern/_view_fragments/Voltron::DiscussionsFragmentsController/show/orgs/:org/:discussion_number/discussion_layout(.:format)
route-controllervoltron_discussions_fragments
route-actiondiscussion_layout
fetch-noncev2:e3c48e62-f2f9-c72a-2b60-df8c8c69f82f
current-catalog-service-hash9f0abe34da433c9b6db74bffa2466494a717b579a96b30a5d252e5090baea7be
request-idBB1C:1B63E2:18D4221:217159E:696EB0B0
html-safe-noncef14ab7fffdd4eef493863355b05895c1bf00b59acf6f50e59b24e5d6103f7d42
visitor-payloadeyJyZWZlcnJlciI6IiIsInJlcXVlc3RfaWQiOiJCQjFDOjFCNjNFMjoxOEQ0MjIxOjIxNzE1OUU6Njk2RUIwQjAiLCJ2aXNpdG9yX2lkIjoiODgyMTgyNDM3MDYxNTY5MzQ4OCIsInJlZ2lvbl9lZGdlIjoiaWFkIiwicmVnaW9uX3JlbmRlciI6ImlhZCJ9
visitor-hmac55b417deda7081e9367bfd64804da7abb275c34cd58348e2ea45e7778f7447ea
hovercard-subject-tagdiscussion:5063465
github-keyboard-shortcutsrepository,copilot
google-site-verificationApib7-x98H0j5cPqHWwSMm6dNU4GmODRoqxLiDzdx9I
octolytics-urlhttps://collector.github.com/github/collect
analytics-location///voltron/discussions_fragments/discussion_layout
fb:app_id1401488693436528
apple-itunes-appapp-id=1477376905, app-argument=https://github.com/_view_fragments/Voltron::DiscussionsFragmentsController/show/orgs/Study-2-Effective-Java/204/discussion_layout
twitter:imagehttps://opengraph.githubassets.com/9c57951f1b17fab31aac1162e771bab99af64a223ee8f053aea999d90aae311a/orgs/Study-2-Effective-Java/discussions/204
twitter:cardsummary_large_image
og:imagehttps://opengraph.githubassets.com/9c57951f1b17fab31aac1162e771bab99af64a223ee8f053aea999d90aae311a/orgs/Study-2-Effective-Java/discussions/204
og:image:alt0. TL;DR 📚 불변식을 지키기 위해 인스턴스를 통제한다면, 열거 타입을 이용하자. 직렬화와 인스턴스 통제가 모두 필요하면 readResolve() 작성하고, 클래스의 모든 참조 타입 인스턴스 필드를 transient 키워드를 이용하자. 1. 인스턴스 수의 통제 인스턴스 수를 통제하는 기법은 바로 싱글턴이다. 그리고 직렬화와 싱글턴은 상성이 맞지 ...
og:image:width1200
og:image:height600
og:site_nameGitHub
og:typeobject
hostnamegithub.com
expected-hostnamegithub.com
Noneb278ad162d35332b6de714dfb005de04386c4d92df6475522bef910f491a35ee
turbo-cache-controlno-preview
octolytics-dimension-user_id120388640
octolytics-dimension-user_loginStudy-2-Effective-Java
octolytics-dimension-repository_id577325341
octolytics-dimension-repository_nwoStudy-2-Effective-Java/Effective-Java
octolytics-dimension-repository_publictrue
octolytics-dimension-repository_is_forkfalse
octolytics-dimension-repository_network_root_id577325341
octolytics-dimension-repository_network_root_nwoStudy-2-Effective-Java/Effective-Java
turbo-body-classeslogged-out env-production page-responsive
disable-turbofalse
browser-stats-urlhttps://api.github.com/_private/browser/stats
browser-errors-urlhttps://api.github.com/_private/browser/errors
release39aed5006635ab6f45e6b77d23e73b08a00272a3
ui-targetfull
theme-color#1e2327
color-schemelight dark

Links:

Skip to contenthttps://patch-diff.githubusercontent.com/Study-2-Effective-Java/Effective-Java/discussions/204#start-of-content
https://patch-diff.githubusercontent.com/
Sign in https://patch-diff.githubusercontent.com/login?return_to=https%3A%2F%2Fgithub.com%2Forgs%2FStudy-2-Effective-Java%2Fdiscussions%2F204
Study-2-Effective-Javahttps://patch-diff.githubusercontent.com/Study-2-Effective-Java
GitHub CopilotWrite better code with AIhttps://github.com/features/copilot
GitHub SparkBuild and deploy intelligent appshttps://github.com/features/spark
GitHub ModelsManage and compare promptshttps://github.com/features/models
MCP RegistryNewIntegrate external toolshttps://github.com/mcp
ActionsAutomate any workflowhttps://github.com/features/actions
CodespacesInstant dev environmentshttps://github.com/features/codespaces
IssuesPlan and track workhttps://github.com/features/issues
Code ReviewManage code changeshttps://github.com/features/code-review
GitHub Advanced SecurityFind and fix vulnerabilitieshttps://github.com/security/advanced-security
Code securitySecure your code as you buildhttps://github.com/security/advanced-security/code-security
Secret protectionStop leaks before they starthttps://github.com/security/advanced-security/secret-protection
Why GitHubhttps://github.com/why-github
Documentationhttps://docs.github.com
Bloghttps://github.blog
Changeloghttps://github.blog/changelog
Marketplacehttps://github.com/marketplace
View all featureshttps://github.com/features
Enterpriseshttps://github.com/enterprise
Small and medium teamshttps://github.com/team
Startupshttps://github.com/enterprise/startups
Nonprofitshttps://github.com/solutions/industry/nonprofits
App Modernizationhttps://github.com/solutions/use-case/app-modernization
DevSecOpshttps://github.com/solutions/use-case/devsecops
DevOpshttps://github.com/solutions/use-case/devops
CI/CDhttps://github.com/solutions/use-case/ci-cd
View all use caseshttps://github.com/solutions/use-case
Healthcarehttps://github.com/solutions/industry/healthcare
Financial serviceshttps://github.com/solutions/industry/financial-services
Manufacturinghttps://github.com/solutions/industry/manufacturing
Governmenthttps://github.com/solutions/industry/government
View all industrieshttps://github.com/solutions/industry
View all solutionshttps://github.com/solutions
AIhttps://github.com/resources/articles?topic=ai
Software Developmenthttps://github.com/resources/articles?topic=software-development
DevOpshttps://github.com/resources/articles?topic=devops
Securityhttps://github.com/resources/articles?topic=security
View all topicshttps://github.com/resources/articles
Customer storieshttps://github.com/customer-stories
Events & webinarshttps://github.com/resources/events
Ebooks & reportshttps://github.com/resources/whitepapers
Business insightshttps://github.com/solutions/executive-insights
GitHub Skillshttps://skills.github.com
Documentationhttps://docs.github.com
Customer supporthttps://support.github.com
Community forumhttps://github.com/orgs/community/discussions
Trust centerhttps://github.com/trust-center
Partnershttps://github.com/partners
GitHub SponsorsFund open source developershttps://github.com/sponsors
Security Labhttps://securitylab.github.com
Maintainer Communityhttps://maintainers.github.com
Acceleratorhttps://github.com/accelerator
Archive Programhttps://archiveprogram.github.com
Topicshttps://github.com/topics
Trendinghttps://github.com/trending
Collectionshttps://github.com/collections
Enterprise platformAI-powered developer platformhttps://github.com/enterprise
GitHub Advanced SecurityEnterprise-grade security featureshttps://github.com/security/advanced-security
Copilot for BusinessEnterprise-grade AI featureshttps://github.com/features/copilot/copilot-business
Premium SupportEnterprise-grade 24/7 supporthttps://github.com/premium-support
Pricinghttps://github.com/pricing
Search syntax tipshttps://docs.github.com/search-github/github-code-search/understanding-github-code-search-syntax
documentationhttps://docs.github.com/search-github/github-code-search/understanding-github-code-search-syntax
Sign in https://patch-diff.githubusercontent.com/login?return_to=https%3A%2F%2Fgithub.com%2Forgs%2FStudy-2-Effective-Java%2Fdiscussions%2F204
Sign up https://patch-diff.githubusercontent.com/signup?ref_cta=Sign+up&ref_loc=header+logged+out&ref_page=%2F%3Cuser-name%3E%2F%3Crepo-name%3E%2Fvoltron%2Fdiscussions_fragments%2Fdiscussion_layout&source=header-repo&source_repo=Study-2-Effective-Java%2FEffective-Java
Reloadhttps://patch-diff.githubusercontent.com/Study-2-Effective-Java/Effective-Java/discussions/204
Reloadhttps://patch-diff.githubusercontent.com/Study-2-Effective-Java/Effective-Java/discussions/204
Reloadhttps://patch-diff.githubusercontent.com/Study-2-Effective-Java/Effective-Java/discussions/204
Effective-Java-Study https://patch-diff.githubusercontent.com/Study-2-Effective-Java
Overview https://patch-diff.githubusercontent.com/Study-2-Effective-Java
Repositories https://patch-diff.githubusercontent.com/orgs/Study-2-Effective-Java/repositories
Discussions https://patch-diff.githubusercontent.com/orgs/Study-2-Effective-Java/discussions
Projects https://patch-diff.githubusercontent.com/orgs/Study-2-Effective-Java/projects
Packages https://patch-diff.githubusercontent.com/orgs/Study-2-Effective-Java/packages
People https://patch-diff.githubusercontent.com/orgs/Study-2-Effective-Java/people
Overviewhttps://patch-diff.githubusercontent.com/Study-2-Effective-Java
Repositorieshttps://patch-diff.githubusercontent.com/orgs/Study-2-Effective-Java/repositories
Discussionshttps://patch-diff.githubusercontent.com/orgs/Study-2-Effective-Java/discussions
Projectshttps://patch-diff.githubusercontent.com/orgs/Study-2-Effective-Java/projects
Packageshttps://patch-diff.githubusercontent.com/orgs/Study-2-Effective-Java/packages
Peoplehttps://patch-diff.githubusercontent.com/orgs/Study-2-Effective-Java/people
Irisation23 https://patch-diff.githubusercontent.com/Irisation23
3. 과제https://patch-diff.githubusercontent.com/orgs/Study-2-Effective-Java/discussions/categories/3-%EA%B3%BC%EC%A0%9C
아이템 89. 인스턴스 수를 통제해야 한다면 readResolve보다는 열거 타입을 사용하라 https://patch-diff.githubusercontent.com/Study-2-Effective-Java/Effective-Java/discussions/204#top
Irisation23 https://patch-diff.githubusercontent.com/Irisation23
Return to tophttps://patch-diff.githubusercontent.com/Study-2-Effective-Java/Effective-Java/discussions/204#top
Please reload this pagehttps://patch-diff.githubusercontent.com/Study-2-Effective-Java/Effective-Java/discussions/204
https://patch-diff.githubusercontent.com/Study-2-Effective-Java/Effective-Java/discussions/204
Please reload this pagehttps://patch-diff.githubusercontent.com/Study-2-Effective-Java/Effective-Java/discussions/204
https://patch-diff.githubusercontent.com/Study-2-Effective-Java/Effective-Java/discussions/204
Irisation23 https://patch-diff.githubusercontent.com/Irisation23
Apr 10, 2023 https://patch-diff.githubusercontent.com/Study-2-Effective-Java/Effective-Java/discussions/204#discussion-5063465
https://user-images.githubusercontent.com/53285909/233821822-853eae70-ffdf-4609-9c7b-d8578314d836.png
readResolve()와 도둑 클래스https://donghyeon.dev/%EC%9D%B4%ED%8E%99%ED%8B%B0%EB%B8%8C%EC%9E%90%EB%B0%94/2021/11/12/%EC%9D%B8%EC%8A%A4%ED%84%B4%EC%8A%A4-%EC%88%98%EB%A5%BC-%ED%86%B5%EC%A0%9C%ED%95%B4%EC%95%BC-%ED%95%9C%EB%8B%A4%EB%A9%B4-readResolve-%EB%B3%B4%EB%8B%A4%EB%8A%94-%EC%97%B4%EA%B1%B0-%ED%83%80%EC%9E%85%EC%9D%84-%EC%82%AC%EC%9A%A9%ED%95%98%EC%9E%90/
https://madplay.github.io/post/what-is-readresolve-method-and-writereplace-methodhttps://madplay.github.io/post/what-is-readresolve-method-and-writereplace-method
https://stackoverflow.com/questions/1168348/java-serialization-readobject-vs-readresolvehttps://stackoverflow.com/questions/1168348/java-serialization-readobject-vs-readresolve
https://inpa.tistory.com/entry/JAVA-%E2%98%95-%EC%A7%81%EB%A0%AC%ED%99%94Serializable-%EC%99%84%EB%B2%BD-%EB%A7%88%EC%8A%A4%ED%84%B0%ED%95%98%EA%B8%B0https://inpa.tistory.com/entry/JAVA-%E2%98%95-%EC%A7%81%EB%A0%AC%ED%99%94Serializable-%EC%99%84%EB%B2%BD-%EB%A7%88%EC%8A%A4%ED%84%B0%ED%95%98%EA%B8%B0
https://dataportal.kr/54https://dataportal.kr/54
Give feedback.https://patch-diff.githubusercontent.com/Study-2-Effective-Java/Effective-Java/discussions/204
Oldest https://patch-diff.githubusercontent.com/orgs/Study-2-Effective-Java/discussions/204?sort=old
Newest https://patch-diff.githubusercontent.com/orgs/Study-2-Effective-Java/discussions/204?sort=new
Top https://patch-diff.githubusercontent.com/orgs/Study-2-Effective-Java/discussions/204?sort=top
Please reload this pagehttps://patch-diff.githubusercontent.com/Study-2-Effective-Java/Effective-Java/discussions/204
https://patch-diff.githubusercontent.com/Study-2-Effective-Java/Effective-Java/discussions/204
Irisation23 https://patch-diff.githubusercontent.com/Irisation23
Sep 19, 2023 https://patch-diff.githubusercontent.com/Study-2-Effective-Java/Effective-Java/discussions/204#discussioncomment-7048114
https://private-user-images.githubusercontent.com/53285909/269018982-4215f97f-a7fc-4b04-ac51-c2e4ac422b91.png?jwt=eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.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.m5QpwveYhCbcBtCcMTJ6zK7WgYmk9bI6QWZNEeKsZvY
Give feedback.https://patch-diff.githubusercontent.com/Study-2-Effective-Java/Effective-Java/discussions/204
Sign up for freehttps://patch-diff.githubusercontent.com/join?source=comment-repo
Sign in to commenthttps://patch-diff.githubusercontent.com/login?return_to=https%3A%2F%2Fgithub.com%2Forgs%2FStudy-2-Effective-Java%2Fdiscussions%2F204
📚 3. 과제 https://patch-diff.githubusercontent.com/orgs/Study-2-Effective-Java/discussions/categories/3-%EA%B3%BC%EC%A0%9C
12장 직렬화 https://patch-diff.githubusercontent.com/orgs/Study-2-Effective-Java/discussions?discussions_q=label%3A%2212%EC%9E%A5+%EC%A7%81%EB%A0%AC%ED%99%94%22
https://patch-diff.githubusercontent.com/Irisation23
https://patch-diff.githubusercontent.com/Study-2-Effective-Java/Effective-Java/discussions/204
https://patch-diff.githubusercontent.com/settings/replies?return_to=1
https://github.com
Termshttps://docs.github.com/site-policy/github-terms/github-terms-of-service
Privacyhttps://docs.github.com/site-policy/privacy-policies/github-privacy-statement
Securityhttps://github.com/security
Statushttps://www.githubstatus.com/
Communityhttps://github.community/
Docshttps://docs.github.com/
Contacthttps://support.github.com?tags=dotcom-footer

Viewport: width=device-width

URLs of crawlers that visited me.