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RESTデータプロバイダーを使用してフォームオプションを設定する
Official Documentation
Using the REST Data Provider to Populate Form Options Select from List fields can hold many options. Those options can be supplied automatically by using the JSON web services registered in Liferay...
How to Enable the 'Add Rule' Option for Form Containers
Issue When editing a form, the Add Rule option is missing from the context menu (the three dots) of a form container in Liferay 2026.Q1.4+. Environment Liferay DXP 2026.Q1.4+ Resolution This feature was intentionally hidden behind a feature flag. To re-enable the...
Object Relationships Not Visible in Customize Editor or Display Page Templates
Troubleshooting
Issue After upgrading to 2026.Q1+, object relationships within a Content Structure (such as a repeatable group or a referenced content structure) may not be visible. Specifically, these fields do not appear in the...
Cannot create users with root@ or postmaster@ email addresses
Troubleshooting
Issue Liferay does not allow registering a user with a root@ or postmaster@ email address, such as root@acme.com. The UI displays the following error: Error: Please enter a valid email address. Environment Liferay...
Resolving "excessive backlog" Glowroot Warning Logs in Liferay PaaS
Issue Glowroot generates numerous warning logs in Liferay PaaS environments. For example: WARN o.g.agent.impl.TransactionProcessor - not storing an aggregate because of an excessive backlog of 5 aggregates already waiting...
ライフレイ大学
Liferay University This page serves as an archive and index of videos that were previously hosted on Liferay University. As of February 28, 2023 Liferay University is no longer operational....
DXP
DXP :::: 2 :gutter: 3 3 3 3 ::: Definitions :link: ./dxp/definitions/index.html ::: ::: Javadocs :link: ./dxp/javadocs.md Portal Impl Portal Kernel Portal-Test Core Apps ::: ::: Utility Classes...
Liferay開発への貢献
Official Documentation
Contributing to Liferay Development You can contribute to Liferay DXP by opening a pull request against the liferay-portal repository on GitHub. This section covers the two common contribution...
顧客ポータルの過去の記事
Customer Portal Legacy Articles This section collects articles archived from the Liferay Customer Portal knowledge base at support.liferay.com. They appear as originally published and aren't...
ジャカルタ2025に関するよくある質問
Jakarta 2025 FAQ This FAQ has moved to the Jakarta EE Migration FAQ. It covers business and technical questions about moving Liferay DXP from Java EE to Jakarta EE, plus links to the migration...
レガシードキュメント
Legacy Documentation Using Liferay DXP 7.2 Developing Liferay DXP 7.2 Using Liferay DXP 7.1 Developing Liferay DXP 7.1 Using Liferay DXP 7.0 Developing Liferay DXP 7.0 Using Liferay...
Liferayスタイルガイド
Liferay Style Guide This is the style guide for the content Liferay publishes — both the product documentation and the courses. It sits on the shoulders of giants: The Chicago Manual of Style and...
Liferayでコンテンツ管理システムのアセットを使用する
Official Documentation
Using Content Management System Assets in Liferay Liferay DXP 2026.Q3+ The Liferay Content Management System (CMS) stores, organizes, and manages content and assets across spaces. Its value comes...
コレクションの作成
Official Documentation
Creating Collections This information applies to Liferay DXP 7.3+. For previous Liferay DXP versions, see Creating Collections for Liferay 7.2 and Earlier Versions. You can create Manual or...
コレクションとコレクションページ
Official Documentation
Collections and Collection Pages This information applies to Liferay DXP 7.3+. In previous Liferay versions, collections were called content sets. For information on content sets, see Liferay DXP...
Liferay 7.2以前のバージョン向けコレクションの作成
Official Documentation
Creating Collections for Liferay 7.2 and Earlier Versions In versions before Liferay DXP 7.3+, collections were called content sets. You can create Content Sets through the Content Sets interface...
Collection Filter and Ordering Reference
Official Documentation
No content preview
Docker経由でのアップグレード
Upgrading via Docker Running a Liferay Docker image with auto-upgrade enabled uses the Database Upgrade Tool to upgrade your database transparently on Liferay startup. After the upgrade completes,...
GoogleサービスをSEOに接続する & AEO Studio
Connecting Google Services to SEO & AEO Studio Private Beta Feature SEO & AEO Studio connects to two Google services, each optional. Connecting Google PageSpeed Insights adds PageSpeed scores to...
よくあるアップグレードの問題
Common Upgrade Issues Skipping an upgrade step or creating custom references to the Liferay database, can cause upgrade issues. The following questions and answers address some common situations. ...
サインインの設定
Official Documentation
Configuring Sign-In By default, Liferay DXP uses the Sign In widget to authenticate users. The Sign In widget appears on the default home page at http[s]://[server-name:port]/web/guest/home. If...
SEO & AEOスタジオ
SEO & AEO Studio Private Beta Feature SEO & AEO Studio monitors and improves your site's search engine optimization (SEO) and answer engine optimization (AEO). By scanning your domain's public...
認証検証ツールの使用
Official Documentation
Using Authentication Verifiers Authentication Verifiers authenticate remote invocations of Liferay DXP's API in a centralized and extensible way. They have two main responsibilities: Verify...
認証タイプの構成
Official Documentation
Configuring Authentication Types You can configure users to log in with one of three authentication types: Authentication TypeDescriptionUsed by Default? Screen NameDetermined by administrator or...
フォームフラグメントの使用
Official Documentation
Using Form Fragments Liferay DXP 2023.Q3+/Portal GA92+ Liferay includes form fragments for building forms in content pages. To build a form, add a form container to a content page or page template...
フォームフラグメントの作成
Official Documentation
Creating Form Fragments Liferay 7.4 U45+/GA45+ The form components fragments are for building your object's forms in a content page. If Liferay's form fragments don't satisfy your use case, create...
デフォルトフラグメントリファレンス
Official Documentation
Default Fragments Reference Liferay provides many out-of-the-box fragments, so you can start building your solution immediately. To view available fragments, begin editing a content page or page...
コアスタイル
Core Style Liferay produces documentation, courses, and instructor-led training for many readers in many situations. The same voice and the same word choices appear across all of them. This article...
データベースアップグレードツールの使用
Using the Database Upgrade Tool The Liferay Database Upgrade Tool is a client program for upgrading Liferay DXP and Liferay Portal databases offline. Always back up your data and installation...
SEO & AEO Studio 設定リファレンス
SEO & AEO Studio Configuration Reference Private Beta Feature SEO & AEO Studio's options are in the Configurations and Settings pages. Use the Configurations page for Studio-wide options and the...
レビューの洞察
Reviewing Insights Private Beta Feature Use the On Page and Technical pages in SEO & AEO Studio to review the insights from the last completed scan. Each page has a dashboard that summarizes the...
XMLサイトマップの設定
Official Documentation
Configuring XML Sitemaps Liferay DXP 2024.Q2+/Portal GA120+ XML sitemaps are XML-formatted documents listing the URLs of a website along with additional metadata (e.g. last update, change...
オンページインサイトの解決
Resolving On Page Insights Private Beta Feature On Page insights in SEO & AEO Studio fall into three categories: Content Structure, Images and Media, and Page Metadata. For information about the...
技術的な洞察を解決する
Resolving Technical Insights Private Beta Feature SEO & AEO Studio's Technical page lists insights in the Links and URLs category. After a scan with the Google PageSpeed Insights engine turned on,...
AI Hub
AI Hub AI Hub is a low-code SaaS environment that brings agentic orchestration to Liferay DXP. It harnesses the power of Large Language Models (LLMs) and Model Context Protocol (MCP) servers to...
SEOによる検索パフォーマンスのモニタリング & AEO Studio
Monitoring Search Performance with SEO & AEO Studio Private Beta Feature SEO & AEO Studio's Search Performance page shows Google Search Console data for your domain. It reports the domain's...
リファレンス
Reference Note: These pages contain the latest Liferay reference documentation. You can download reference documentation for older releases from Github here. :::: 2 :gutter: 3 3 3 3 ::: DXP...
空間管理
Official Documentation
Managing Spaces Liferay DXP 2026.Q3+ You can manage existing spaces in the CMS by deleting them or connecting them to sites and site templates. To create spaces, adjust their settings, or add...
AIでインサイトを修正する
Fixing Insights with AI Private Beta Feature You can use Autofix to resolve supported insights with AI. Autofix can automatically set a page title or meta description that's missing or empty, and...
データベースアップグレードツールのリファレンス
Database Upgrade Tool Reference Before Liferay 7.4 U82/GA82, the db_upgrade_client.sh file was called db_upgrade.sh. Here's an overview of Liferay's upgrade tool. Start the upgrade tool using...
洞察の解決
Resolving Insights Private Beta Feature To resolve an insight in SEO & AEO Studio, fix the underlying issue on every page it affects. Insight Details describes the problem, suggests a fix, and...
構成とプロパティの移行
Migrating Configurations and Properties Your current DXP installation's OSGi configurations (7.0+) and properties (such as portal properties and system properties) set up your DXP instance to fit...
ページのスキャン
Scanning Pages Private Beta Feature SEO & AEO Studio builds its insights from scans of your domain's public pages. Before the first scan, add the domain on the Configurations page and turn on at...
SEO入門 & AEOスタジオ
Getting Started with SEO & AEO Studio Private Beta Feature To start using SEO & AEO Studio, open it from AI Hub, set up your first scan, and review its insights once the scan completes. Accessing...
自動アップグレードによるアップグレード
Upgrading via Auto Upgrade You can upgrade your database automatically by enabling auto upgrade via the portal property before starting up your instance. Always back up your database and existing...
コンテンツ構造の管理
Official Documentation
Managing Content Structures Liferay DXP 2026.Q3+ You can edit published content structures, manage permissions, and move structures between environments from the Content Structures page. ...
譲受人フィールド
Official Documentation
Assignee Fields Liferay DXP 2025.Q4+/Portal 2026.Q1+ Assignee fields are for selecting existing users or roles in the object entry. Assigned users can edit the entry with no manual permission...
はじめに
Official Documentation
はじめに Liferay DXPは、Webアプリケーションの構築とデプロイのための、強力なオープンソースのエンタープライズ対応プラットフォームです。 しかし、その能力と機能性ゆえに、何から手をつければいいのかわからなくなることもあります。...
サイトの外観を変更する
Official Documentation
サイトの外観を変更する Liferayにはサイトの外観をカスタマイズする方法がたくさんあります。 サイトのファビコンとテーマは、あなたが変更したいと思うかもしれない最初の要素の2つです。 テーマは、あなたのサイトのデフォルトのルック＆フィールを設定し、ファビコンは、ユーザーのブラウザのタブであなたのサイトを識別するためのアイコンです。 サイトのファビコンを変更する ...
最初のサイトの作成
Official Documentation
最初のサイトの作成 サイトは、コンテンツを含み、表示するページの集まりである。 この記事では、既存のテンプレートをベースに新しいサイトを作成する手順を説明します。 サイトの作成 新しいコミュニティーサイトを作成するには、次の手順に従います。 ［Global Menu］ を開き、 コントロールパネル に移動して、 ［Sites］ を選択します。 ...
管理者アカウントの概要
Official Documentation
管理者アカウントの概要 管理者ユーザーアカウントは、Liferay DXPの新規インストールでデフォルトで作成され、Liferay DXPインスタンスのすべてのファセットを変更するための完全なアクセス権を持っています。 管理者ユーザーは、サイト、ユーザー、ページを作成、変更、削除し、すべてのサイト管理タスクを実行できます。 管理者ユーザーとしてLiferay DXPにアクセスする ...
DXPのナビゲート
Official Documentation
DXPのナビゲート Liferay DXP のすぐに使えるナビゲーションは、3つの主要なエリアに分かれています： サイトメニュー 、パーソナルメニュー 、グローバルメニュー 。 サイトメニュー 画面左側のDXP サイトメニュー には、現在表示されている特定のサイトを対象としたアクション、コンテンツ、設定が含まれています。 アプリケーションバーの...
Liferay DXP無料ティア
Official Documentation
Liferay DXP Free Tier Liferay DXP 2026.Q1+ Liferay DXP Free Tier lets you get hands-on with Liferay DXP without initially purchasing a subscription. It provides the same core platform as an...
Omni Search
Official Documentation
No content preview
Dockerイメージから始める
Official Documentation
Dockerイメージから始める Liferayの最新バージョンはDocker HubでDockerイメージとして入手可能です。 それらは2つのカテゴリーに分類されます。 Liferay/Portal Liferay/DXP 以下の手順に従って、Liferayの最新リリースをダウンロード、起動し、ツアーを開始してください。 Dockerをお持ちでない場合、 まずはこちらへ：...
DXP
Official Documentation
DXP 本ページでは、Liferay DXPとLiferay Portalの最新バージョン（7.3と7.4）についてのドキュメントをご紹介しています。 Liferay DXPは、世界中で使用されている商用サポート済みのエンタープライズ対応プラットフォームであり、Liferay Portalの基盤の上に構築されています。 Liferay DXPについて初めて学ぶ方は、...
コンテンツを検索中
Official Documentation
Searching for Content All indexed content (a.k.a. assets in Liferay DXP) can be returned as search results. Custom content can also be indexed, so your installation might have additional asset...
7.3の検索の新機能
Official Documentation
What's New in Search for 7.3? Elasticsearch Integration Elasticsearch 7 Support Liferay CE 7.3 GA4+, Liferay DXP 7.3 GA1+ Liferay DXP 7.3 comes with out-of-the-box support for Elasticsearch 7. The...
バージョン7.4の検索機能の新機能は何ですか？
Official Documentation
What's New in Search for 7.4? There are several highlights and new features added to Liferay's search infrastructure for the 7.4 release. New features include those added to the product for Liferay...
Elasticsearch
Official Documentation
Elasticsearch Elasticsearch is the highly scalable, full-text search engine Liferay uses by default. Elasticsearch is bundled with Liferay for non-production purposes. In production, Liferay...

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