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PortletMVC4Spring Annotations
Official Documentation
PortletMVC4Spring Annotations PortletMVC4Spring provides several annotations for mapping requests to controller classes and controller methods. @RenderMapping Annotation Examples The following...
Creating a Model Listener
Creating a Model Listener Model listeners listen for persistence method calls that signal changes to a specified model (such as update or add methods). Most of the methods model listeners use are...
Extending Liferay
Official Documentation
Extending Liferay Liferay DXP/Portal is highly customizable. Its modular architecture contains components you can extend and override dynamically using APIs.
Adding a Language
Official Documentation
Adding a Language Liferay ships with over 50 languages out-of-the-box. Translation is complete for many of these languages, and some are still in the translation process. Each language has its own...
Overriding OSGi Services
Overriding OSGi Services Liferay's OSGi container is a dynamic environment in which services can be added, removed, or overridden as needed. This framework registers Liferay components with the...
Overriding JSPs
Overriding JSPs You can override JSPs completely using OSGi fragments. This approach is powerful but can make things unstable when the host module is upgraded. By overriding an entire JSP, you...
Using Servlet Filters
Using Servlet Filters Servlet filters can both pre-process requests as they arrive and post-process responses before they go to the client browser. You can apply functionality to requests and...
アーキテクチャ
Official Documentation
アーキテクチャ Liferay DXP/Portalのアーキテクチャには、次の3つの部分があります。 コア： DXPとそのフレームワークをブートストラップします。 コアは、サービス、UIコンポーネント、およびカスタマイゼーションを管理するためのランタイム環境を提供します。 サービス： Java APIおよびWeb APIを介してDXP機能とカスタム機能を公開します。 UI：...
モジュール性のメリット
モジュール性のメリット Dictionary.comでは、 モジュール性 を、 電子システムまたは機械システムの組み立てのように、個別に異なる機能ユニットを使用することと定義しています。 個別の機能ユニットは モジュール と呼ばれます。 たとえば、NASAのアポロ宇宙船は3つのモジュールで構成されており、それぞれに異なる機能があります。 月着モジュール...
Configuring Dependencies
Official Documentation
Configuring Dependencies Liferay provides a container where modules can publish and consume functionality through their Java packages. Modules can leverage packages from other modules or...
Overriding Module Language Translations
Overriding Module Language Translations For Liferay DXP 7.4 U4/Portal 7.4 GA8+, the Language Override tool is the recommended approach. Overriding language translations in specific applications...
Overriding Global Language Translations with Language Properties
Overriding Global Language Translations with Language Properties Liferay DXP/Portal implements headings, labels, and messages for many locales using language translations. You can override these...
Waiting for Life Cycle Events
Waiting for Life Cycle Events Liferay registers life cycle events like portal and portlet initialization into the OSGi service registry. Your OSGi classes can listen for these service registrations...
Fundamentals
Official Documentation
Fundamentals Liferay development projects consist primarily of simple .jar files. These contain a few extra configuration files that make them OSGi modules, but they're easily understandable by...
OSGi and Modularity
OSGi and Modularity Modularity makes writing software, especially as a team, fun! Here are some benefits to modular development on Liferay: Liferay's runtime framework is lightweight, fast, and...
Module Life Cycle
Module Life Cycle In OSGi, all components, Java classes, resources, and descriptors are deployed via modules (OSGi bundles). The MANIFEST.MF file describes the module's physical characteristics,...
Generating Translations Automatically
Official Documentation
Generating Translations Automatically Liferay DXP supports 50 languages out-of-the-box. Each locale has its own language properties file containing keys for its language. When you create an...
Using Portlet Filters
Using Portlet Filters Portlet filters intercept requests and responses at the start of each portlet request processing phase so you can add functionality there. This makes them useful for auditing...
APIs as OSGi Services
Official Documentation
APIs as OSGi Services After you've learned what a module is and how to deploy one, you can use modules to define APIs and implement them. Liferay APIs are OSGi services, defined by Java interfaces...
Liferayクラスローダー階層
Liferayクラスローダー階層 すべてのLiferay DXP/Portalアプリケーションは、OSGiコンテナにあります。 DXP/Portalは、アプリケーションサーバーにデプロイされたWebアプリケーションです。 そのモジュールフレームワークのバンドル（モジュール）は、OSGiコンテナにあり、クラスローダーを備えています。...