Capability

Development and Tooling

Liferay offers a comprehensive toolkit to extend or customize your digital experience. Build applications quickly with low-code/no-code features like Objects, or leverage developer tools like Liferay Workspace and Blade CLI for further customizations.

For users on PaaS or running Self-Hosted, Liferay also offers tools deploying customizations.

カテゴリ
カテゴリ
Liferay Util Paramの使用
Using Liferay Util Param The param tag lets you set a parameter for an included JSP page. This configuration requires two JSPs. JSP A, the main view of the app, includes JSP B and sets its...
MVCポートレットでのローカライズされたメッセージの使用
Using Localized Messages in an MVC Portlet Liferay's localization framework is for creating localized messages in your MVC portlet. Deploy the Sample Code Then, follow these steps: Download...
Liferay Util Dynamic Includeの使用
Using Liferay Util Dynamic Include The dynamic include tag lets you specify a point or points in a JSP or theme where a developer can inject additional HTML, resources, or functionality, using the...
Liferay Util Body Topの使用
Using Liferay Util Body Top The body top tag is not a self-closing tag. The content placed between the opening and closing of this tag is moved to the top of the body tag. When something is passed...
Liferay Util HTML Topの使用
Using Liferay Util HTML Top The HTML top tag is not a self-closing tag. The content placed between the opening and closing of this tag is moved to the tag. When something is passed using this...
Liferay Util Whitespace Removerの使用
Using Liferay Util Whitespace Remover The whitespace remover tag removes line breaks and tabs from code blocks included between the opening and closing of the tag. Below is an example configuration...
JSPおよびMVCポートレットの使用
Using a JSP and MVC Portlet An easy way to start developing a web application is to add markup to a JSP file and render it using a portlet Java class. The W3E7 example application demonstrates...
Liferay Utilタグライブラリ
Liferay Util Tag Library The Liferay Util taglib is used to pull other resources into a portlet or theme. You can use it to specify which resources to insert at the bottom or top of the page's...
Liferay Util Get URLの使用
Using Liferay Util Get URL The get URL tag scrapes the URL provided by the url attribute. If a value is provided for the var attribute, the content from the screen scrape is scoped to that...
Liferay Util Includeの使用
Using Liferay Util Include The include tag lets you include other JSP files in your portlet's JSP, theme, or web content. This can increase readability as well as provide separation of concerns for...
リソースバンドルの集約
Aggregating Resource Bundles When working with a module that shares localized messages, the bnd header must specify the resource bundles you want to associate with the module. Liferay provides a...
依存性注入
Dependency Injection
ログ
Logs The OSGi Log Service Extender enables bundles to provide OSGi logging configuration using embedded properties files META-INF/osgi-logging.properties or META-INF/osgi-logging-ext.properties....
サービスビルダー
Service Builder An application without reliable business logic or persistence isn't much of an application at all. Unfortunately, writing your own persistence code often takes a great deal of time....
OSGiサービスのプロパティマップへのポートレット記述子
Portlet Descriptor to OSGi Service Property Map Here's a map of portlet XML descriptor values to OSGi service properties for publishing OSGi Portlets. The properties centralize and simplify portlet...
ポートレット
Portlets Liferay DXP started off as a portal server for Java-based web applications called portlets (see JSR 168, JSR-286, and JSR-362). Portlets process requests and generate responses like any...
サーブレット
Servlets
データフレームワーク
Data Frameworks
ポートレットのID
Portlet IDs Below is a listing of the portlet IDs for the default portlets in Liferay DXP. You can use these IDs to embed portlets in your theme's sitemap. Collaboration PortletID...
Portlet 3.0 API オプトイン
Portlet 3.0 API Opt In A portlet must specify version 3.0 to opt in to the Portlet 3.0 API. The 3.0 Portlet API version can be specified in the following ways. Standard Portlet @PortletApplication...
キャッシュ
Cache
データスコープ
Data Scopes
旧バージョンでダイレクトシンクロナスメッセージを使用する場合
Using Direct Synchronous Messaging in Previous Versions Liferay DXP 7.4 U48/Portal GA49 and Below Direct synchronous messaging is the easiest way to block processing until all listeners receive a...
アセットフレームワーク
Asset Framework The asset framework is behind many of Liferay's most powerful features. It provides tools for displaying and interacting with any type of content and data. For example, if you build...
アイテムセレクターの実装
Implementing an Item Selector Item selectors are pop-up dialogs for selecting assets, such as documents, videos, or users. By configuring the item selector's criteria and defining its usage, you...
アセットの有効化
Enabling Assets Many of Liferay's applications (e.g. Blogs, Documents and Media, Message Boards, etc.) are asset-enabled out of the box. You can publish assets with the Asset Publisher widget or...
Expandosでカスタムフィールドにアクセスする
Accessing Custom Fields With Expandos When you need additional fields in your application, you can always add them in your service model definition and re-run Service Builder. This adds new columns...
Expando
Expando Accessing Custom Fields with Expando
サービスビルダーを使用したビジネスロジック
Business Logic with Service Builder Once you've generated model, persistence, and service code with Service Builder, you can begin adding business logic. Entities generated by Service Builder...
エンティティの定義
Defining Entities Entities are the heart and soul of a service. They represent the map between the model objects in Java and your database fields and tables. Service Builder automatically maps your...
エンティティ列の定義
Defining Entity Columns An entity's columns represent its attributes. These attributes map table fields to Java object fields. Here you'll examine the sample project from Understanding and...
エンティティインスタンスのソート
Sorting Entity Instances Often, you want to retrieve multiple instances of a given entity and list them in a particular order. The service.xml file lets you specify the default order of your...
モデルコード、永続性コード、およびサービスコードの生成
Generating Model, Persistence, and Service Code Service Builder makes it easy to define models and generate model, persistence, and service code for them. You'll experience this by defining a model...
service.propertiesの設定
Configuring service.properties Service Builder generates a service.properties file in your *-service module's src/main/resources folder. Liferay uses this file's properties to alter your service's...
グローバルサービスオプションの構成
Configuring Global Service Options A service's global options apply to all its entities. Here are the options: Dependency Injector Package path Multiversion concurrency control Namespace...
開発中のデータベースフィールドの変更
Modifying Database Fields in Development As you develop an application, you might need to add fields to your database. This is a normal process of iterative development: you get an idea for a new...
サービスビルダーを外部データベースに接続する
Connecting Service Builder to an External Database Service builder creates the necessary tables for the service in the lportal database with all other data used by Liferay. If you want to store the...
エンティティファインダーメソッドの定義
Defining Entity Finder Methods Finder methods retrieve entity objects from the database based on specified parameters. For each finder defined, Service Builder generates several methods to fetch,...
エンティティ関連の定義
Defining Entity Relationships Relationships between database entities or Java objects are necessary for most applications. Take Liferay's Message Boards application as an example. Each Message...
高度なクエリ
Advanced Queries Service Builder doesn't limit you to elements in service.xml. If simple finders aren't sufficient for getting data out of your application, there are three other ways to make the...
モデルヒントの追加
Adding Model Hints Once you've used Service Builder to define model entities, you may want to refine how users enter that data. Model hints specify entity data restrictions and other formatting....
サービスビルダーの基本
Service Builder Basics Using Service Builder helps you learn it. You'll use it to learn the basics: Generating Model, Persistence, and Service Code: Define a basic model, generate code from it,...
生成されたクラスの理解と拡張
Understanding and Extending Generated Classes Service Builder generates both tables for your entity and model, persistence, and service classes for it. Here you'll examine generated classes for an...
ローカルでサービスを呼び出す
Invoking a Service Locally Service Builder services that are deployed to DXP/Portal can be invoked from other classes in the same JVM. These services are local to the classes. Service Builder...
データスキーマのアップグレード
Upgrading Data Schemas When you upgrade Liferay, you might run into incompatibility issues with your custom modules' data schemas. There are three ways you can resolve these issues: You can run...
CDIポートレットの事前定義されたBean
CDI Portlet Predefined Beans Liferay DXP provides injectable portlet artifacts for CDI called Portlet Predefined Beans, as specified by JSR 362. There are two types of predefined beans: Portlet...
リファレンス
Reference
Webアプリケーションの開発
Developing a Web Application
Using Bean Portlet
Using Bean Portlet Portlet 3.0, the JSR 362 standard, features a style of portlet development called Bean Portlets that use Contexts and Dependency Injection (CDI). Bean Portlets fully leverage all...
ポートレットレベルの構成
Portlet Level Configuration With the configuration framework, you can set your application's configuration for different levels of scope. Where Instance and Site-scoped configurations use...
構成の分類
Categorizing a Configuration When you register a configuration interface, the UI for your application is generated in System Settings → Platform → Third Party. If you prefer a different section and...
構成モデルリスナーリファレンス
Configuration Model Listener Reference Use model listeners in your own configurations to listen for events and execute code in response. Creating a model listener requires only three steps: ...
メッセージバス
Message Bus The Message Bus provides a loosely coupled way to exchange messages. A class sending a message invokes the Message Bus to send the message to a destination, while other classes...
旧バージョンのデフォルトの同期メッセージングを使用する
Using Default Synchronous Messaging in Previous Versions Liferay DXP 7.4 U48/Portal GA49 and Below In default synchronous messaging, the sender blocks while a Message Bus thread dispatches the...
構成フォームレンダラー
Configuration Form Renderer When you create a configuration interface, a configuration UI is automatically generated. But in some cases you want customize the look and feel of the UI. For example,...
フィールドオプションプロバイダー
Field Options Provider You can populate a drop-down list manually in the @Meta.AD annotation of the configuration interface. But you can also populate the option labels and values automatically...
DDMフォームのアノテーション
DDM Form Annotations The auto-generated configuration interface UI may be too simplistic for some configurations. You can use the Dynamic Data Mapping (DDM) form annotations to customize your...
非同期メッセージングの使用
Using Asynchronous Messaging Message Bus's asynchronous option provides fire and forget behavior; send a message and continue processing without waiting for a response. An asynchronous message is...
完全なカスタム構成
Completely Custom Configuration A configuration UI is generated automatically when you create a configuration interface. But in some cases you want a completely custom UI for your configuration....
構成フレームワーク
Configuration Framework Setting and Accessing Configurations Categorizing a Configuration Scoping Configurations Portlet Level Configuration Configuration Form Renderer DDM Form Annotations ...