Development and tooling

Listening for Registration Events

Listening for Registration Events Liferay DXP 2023.Q3/Portal 7.4 GA92 and Below The messaging API supports listening for destination and message listener registration events. Here are some reasons...

Published Date: May 9, 24, 6:53 PM

Tuning Messaging Performance

Tuning Messaging Performance Messaging performance is tuned at the destinations. Performance depends on the destination type, the amount of processing the message listeners require, and the thread...

Published Date: May 9, 24, 6:53 PM

Using Asynchronous Messaging

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...

Published Date: May 9, 24, 6:53 PM

Using Default Synchronous Messaging in Previous Versions

Using Default Synchronous Messaging in Previous Versions Synchronous messaging was removed and is no longer supported for Liferay DXP 7.4 U49/Liferay Portal 7.4 GA49 and above. In default...

Published Date: May 9, 24, 6:53 PM

Using Direct Synchronous Messaging in Previous Versions

Using Direct Synchronous Messaging in Previous Versions Synchronous messaging was removed and is no longer supported for Liferay DXP 7.4 U49/Liferay Portal 7.4 GA49 and above. Direct synchronous...

Published Date: May 9, 24, 6:53 PM

Portlet Providers

Published Date: May 9, 24, 6:53 PM

Customizing Liferay's Look and Feel

Customizing Liferay's Look and Feel One of the easiest ways to get started developing on Liferay's platform is to modify its look and feel. You can change everything from its favicon to its entire...

Published Date: May 9, 24, 6:54 PM

Servlets

Published Date: May 9, 24, 6:54 PM

Client Extensions UI Reference

Client Extensions UI Reference Liferay's widget client extensions (custom element and iframe) register applications with Liferay, adding them as widgets to site pages. Additionally, you can style...

Published Date: May 9, 24, 6:54 PM

Bundling Resources in a JavaScript Import Map Entry Client Extension

Bundling Resources in a JavaScript Import Map Entry Client Extension Liferay 7.4 2023.Q1+/GA92+ JavaScript import map entry client extensions make JavaScript code or resources available to any...

Published Date: Sep 14, 24, 3:48 PM

JavaScript Import Map Entry YAML Configuration Reference

JavaScript Import Map Entry YAML Configuration Reference Usage Details This client-extension.yaml file defines a JavaScript import map entry client extension: assemble: - from: build/static ...

Published Date: Sep 14, 24, 3:48 PM

Frontend Data Set Cell Renderer YAML Reference

Frontend Data Set Cell Renderer YAML Reference You can define a Frontend Data Set cell renderer client extension with a client-extension.yaml file. Usage Details The client-extension.yaml file...

Published Date: Aug 15, 24, 3:42 PM

Using a CSS Client Extension

Using a CSS Client Extension Liferay 7.4+ CSS client extensions introduce new CSS styling to pages. A deployed CSS client extension on a page adds to the page’s existing styling, including theme...

Published Date: May 9, 24, 6:54 PM

CSS YAML Configuration Reference

CSS YAML Configuration Reference You can define a CSS client extension with a client-extension.yaml file. Usage Details This client-extension.yaml file defines a CSS client extension definition: ...

Published Date: May 9, 24, 6:54 PM

Using a Frontend Data Set Cell Renderer Client Extension

Using a Frontend Data Set Cell Renderer Client Extension Liferay 7.4+ You can use Frontend Data Set (FDS) cell renderer client extensions to customize the display for your data set views. Use this...

Published Date: Aug 15, 24, 3:42 PM

Using a Frontend Data Set Filter Client Extension

Using a Frontend Data Set Filter Client Extension Liferay DXP 2024.Q2+/Portal 7.4 GA120+ Frontend data set filter client extensions define JavaScript functions for creating customizable filter...

Published Date: Jun 6, 24, 3:55 PM

Using a Theme CSS Client Extension

Using a Theme CSS Client Extension Liferay 7.4+ With a theme CSS client extension, you can override the current theme's CSS files (main.css and clay.css) to change the look and feel of a page....

Published Date: May 9, 24, 6:54 PM

Theme CSS YAML Configuration Reference

Theme CSS YAML Configuration Reference You can define a theme CSS client extension with a client-extension.yaml file. Usage Details This client-extension.yaml file defines a theme CSS client...

Published Date: May 9, 24, 6:54 PM

Using a Theme Sprite Map Client Extension

Using a Theme Sprite Map Client Extension Liferay 7.4 2023.Q4+/GA100+ With a theme sprite map client extension, you can override the default Clay sprite map used for icons on a page. Start with...

Published Date: May 9, 24, 6:54 PM

Theme Sprite Map YAML Configuration Reference

Theme Sprite Map YAML Configuration Reference You can define a theme sprite map client extension with a client-extension.yaml file. Usage Details This client-extension.yaml defines a theme sprite...

Published Date: May 9, 24, 6:54 PM

Data Sets

Data Sets Liferay DXP 2024.Q1+/Portal 7.4 GA112+ [Beta Feature](../system-administration/configuring-liferay/feature-flags.md#beta-feature-flags) Data sets are like virtual containers that help...

Published Date: May 9, 24, 6:54 PM

Data Set Views

Data Set Views Liferay DXP 2024.Q1+/Portal 7.4 GA112+ [Beta Feature](../../system-administration/configuring-liferay/feature-flags.md#beta-feature-flags) With the data set manager, you can create...

Published Date: May 9, 24, 6:54 PM

Using a Theme Favicon Client Extension

Using a Theme Favicon Client Extension Liferay 7.4+ With a theme favicon client extension, you can override the theme's favicon on the selected page. Start with the sample workspace to build and...

Published Date: May 9, 24, 6:54 PM

Theme Favicon YAML Configuration Reference

Theme Favicon YAML Configuration Reference You can define a theme favicon client extension with a client-extension.yaml file. Usage Details This client-extension.yaml file defines a theme favicon...

Published Date: May 9, 24, 6:54 PM

Using an Editor Config Contributor Client Extension

Using an Editor Config Contributor Client Extension Liferay DXP 2024.Q1+/Portal 7.4 GA112+ The translation status feature is currently behind a release feature flag (LPS-186870). Read Release...

Published Date: May 9, 24, 6:54 PM

Editor Config Contributor YAML Configuration Reference

Editor Config Contributor YAML Configuration Reference Liferay DXP 2024.Q1+/Portal 7.4 GA112+ This feature is currently behind a release feature flag (LPS-186870). Read Release Feature Flags for...

Published Date: May 9, 24, 6:54 PM

Creating Data Sets

Creating Data Sets Liferay DXP 2024.Q1+/Portal 7.4 GA112+ [Beta Feature](../../system-administration/configuring-liferay/feature-flags.md#beta-feature-flags) Currently, this feature is behind a...

Published Date: May 9, 24, 6:54 PM

Data Set View Actions

Data Set View Actions Liferay DXP 2024.Q1+/Portal 7.4 GA112+ [Beta Feature](../../../system-administration/configuring-liferay/feature-flags.md#beta-feature-flags) While managing data set views,...

Published Date: May 9, 24, 6:54 PM

Data Set View Filters

Data Set View Filters Liferay DXP 2024.Q1 U112 [Beta Feature](../../../system-administration/configuring-liferay/feature-flags.md#beta-feature-flags) While managing data set views, you can define...

Published Date: May 9, 24, 6:54 PM

Importing/Exporting Data

Importing/Exporting Data Liferay Self-Hosted Liferay SaaS Liferay PaaS Liferay 7.4 If you want to import or export data from Liferay, you use batch client extensions. Use and reuse your data...

Published Date: May 9, 24, 6:54 PM

Batch YAML Configuration Reference

Batch YAML Configuration Reference Use a client-extension.yaml file to define a batch client extension. Usage Details This client-extension.yaml file defines a client extension of type batch: ...

Published Date: May 9, 24, 6:54 PM

Using a Site Initializer Client Extension

Using a Site Initializer Client Extension Liferay 7.4 2023.Q4+/GA100+ Site Initializer client extensions can quickly create a site, complete with configurations and content. Start with the sample...

Published Date: Oct 16, 24, 4:13 PM

Data Set View Visualization Modes

Data Set View Visualization Modes Liferay DXP 2024.Q1+/Portal 7.4 GA112+ [Beta Feature](../../../system-administration/configuring-liferay/feature-flags.md#beta-feature-flags) To customize the...

Published Date: May 9, 24, 6:54 PM

Using Data Set View Actions

Using Data Set View Actions Liferay DXP 2024.Q1 U112 [Beta Feature](../../../system-administration/configuring-liferay/feature-flags.md#beta-feature-flags) Here are some examples for how to use...

Published Date: May 9, 24, 6:54 PM

Site Initializer YAML Configuration Reference

Site Initializer YAML Configuration Reference Liferay Self-Hosted Liferay SaaS Liferay PaaS Liferay 7.4 Use a client-extension.yaml file to define a Site Initializer client extension. Usage...

Published Date: Oct 16, 24, 4:13 PM

Integrating External Applications

Integrating External Applications Custom Element and IFrame client extensions register applications with Liferay and render them as widgets on site pages. When you create one of these frontend...

Published Date: May 9, 24, 6:54 PM

Creating a Basic Custom Element

Creating a Basic Custom Element Liferay 7.4+ Custom element client extensions use Liferay's frontend infrastructure to register external, remote applications with the Liferay platform and render...

Published Date: May 9, 24, 6:54 PM

Using an IFrame Client Extension

Using an IFrame Client Extension Liferay 7.4+ IFrame client extensions use Liferay's frontend infrastructure to register external applications as HTML elements. They're added to Liferay pages as...

Published Date: May 9, 24, 6:54 PM

Using Routes with Custom Elements

Using Routes with Custom Elements Liferay 7.4+ Custom element client extensions use Liferay's frontend infrastructure to register external applications with the Liferay platform and render them as...

Published Date: May 9, 24, 6:54 PM

Integrating Microservices

Integrating Microservices Liferay Self-Hosted Liferay SaaS Liferay PaaS Liferay 7.4 You can define microservice client extensions to run your own code in response to events in your Liferay...

Published Date: May 9, 24, 6:54 PM

Object Action YAML Configuration Reference

Object Action YAML Configuration Reference You can define an object action client extension with a client-extension.yaml file. Usage Details This client-extension.yaml defines an object action and...

Published Date: May 9, 24, 6:54 PM

IFrame YAML Configuration Reference

IFrame YAML Configuration Reference You can define an IFrame client extension with a client-extension.yaml file. Data Usage This client-extension.yaml file defines an IFrame client extension: ...

Published Date: May 9, 24, 6:54 PM

Custom Element YAML Configuration Reference

Custom Element YAML Configuration Reference You can define a custom element client extension with a client-extension.yaml file. Usage Details This client-extension.yaml file defines a custom...

Published Date: May 9, 24, 6:54 PM

Notification Type YAML Configuration Reference

Notification Type YAML Configuration Reference You can define a notification type client extension with a client-extension.yaml file. Usage Details This client-extension.yaml file defines a...

Published Date: May 9, 24, 6:54 PM

Object Validation Rule YAML Configuration Reference

Object Validation Rule YAML Configuration Reference To define an Object Validation Rule client extension, add the objectValidationRule type to your client-extension.yaml file. Usage Details This...

Published Date: May 9, 24, 6:54 PM

Using a Microservice Client Extension

Using a Microservice Client Extension A microservice client extension is a standalone server process that relies on OAuth 2 for communication with Liferay. The microservice is a resource server and...

Published Date: May 9, 24, 6:54 PM

Workflow Action YAML Configuration Reference

Workflow Action YAML Configuration Reference You can define a workflow action client extension with a client-extension.yaml file. Usage Details This client-extension.yaml file defines a workflow...

Published Date: May 9, 24, 6:54 PM

Liferay Internals

Liferay Internals Liferay is a complex open-source platform built on several key technologies and architectural principles. Liferay is written mostly in Java and built on the OSGi framework, which...

Published Date: Jul 18, 24, 8:39 PM

Architecture

Architecture The Liferay DXP/Portal architecture has three parts: Core: Bootstraps DXP and its frameworks. The Core provides a runtime environment for managing services, UI components, and...

Published Date: May 9, 24, 6:55 PM

Extending Liferay

Extending Liferay Liferay DXP/Portal is highly customizable. Its modular architecture contains components you can extend and override dynamically using APIs.

Published Date: Jul 18, 24, 8:39 PM

Customizing Localization

Customizing Localization Liferay ships with 55 translations, making it ideal for deployments all over the world. Sometimes, however, you must modify a translation or provide a new one. Here you can...

Published Date: Jul 18, 24, 4:48 PM

Adding a Language

Adding a Language Liferay currently supports about 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...

Published Date: Jul 18, 24, 8:39 PM

Generating Translations Automatically

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...

Published Date: Jul 18, 24, 8:39 PM

Fundamentals

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...

Published Date: May 9, 24, 6:55 PM

7.4 Breaking Changes

7.4 Breaking Changes Breaking changes break or significantly alter existing functionality or code structure. Here are all of the breaking changes for Liferay 7.4, starting with the latest quarterly...

Published Date: May 9, 24, 6:55 PM

7.2 Breaking Changes

7.2 Breaking Changes This document presents a chronological list of changes that break existing functionality, APIs, or contracts with third party Liferay developers or users. We try our best to...

Published Date: May 9, 24, 6:55 PM

7.3 Breaking Changes

7.3 Breaking Changes This document presents a chronological list of changes that break existing functionality, APIs, or contracts with third party Liferay developers or users. We try our best to...

Published Date: May 9, 24, 6:55 PM

Exported Third Party Packages

Exported Third Party Packages Liferay provides over one-hundred third party Java packages at run time. The com.liferay.portal.bootstrap module exports the packages by specifying individual packages...

Published Date: May 9, 24, 6:55 PM

Objects

Objects Liferay 7.4+ With Liferay Objects, you can build and deliver applications without having to write code or deploy modules. Each application built with Objects is integrated with Liferay's...

Published Date: May 9, 24, 6:54 PM

Creating and Managing Objects

Creating and Managing Objects Liferay 7.4+ Liferay Objects provides a convenient UI for creating custom applications that meet your business needs without writing code. You can also use Objects to...

Published Date: May 9, 24, 6:54 PM