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
Portlet Level Configuration
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...
Listening for Messages
Listening for Messages You can listen for messages sent to any registered Message Bus destination, whether it's built-in to DXP/Portal, defined by third-parties, or created by you. Messages sent to...
Logs
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....
Tuning Messaging Performance
Tuning Messaging Performance Liferay DXP 2023.Q3/Portal GA92 and Below Messaging performance is tuned at the destinations. Performance depends on the destination type, the amount of processing the...
Using Direct Synchronous Messaging in Previous Versions
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...
Message Bus
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...
Listening for Registration Events
Listening for Registration Events Liferay DXP 2023.Q3/Portal GA92 and Below The messaging API supports listening for destination and message listener registration events. Here are some reasons to...
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...
Using Default Synchronous Messaging in Previous Versions
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...
Portlets
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...
Portlet IDs
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...
Servlets
Servlets
Portlet 3.0 API Opt In
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...
Enabling Assets
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...
Portlet Descriptor to OSGi Service Property Map
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...
Asset Framework
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...
Data Frameworks
Data Frameworks
Implementing an Item Selector
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...
Advanced Queries
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...
Accessing Custom Fields With Expandos
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...