Search Results

All Results 6974
Sort By
Resource Type
Applicable Versions
Deployment Approach
Capability
Feature
Traditional Java-Based Development
Official Documentation
Traditional Java-Based Development 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...
Completely Custom Configuration
Official Documentation
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....
Configuration Model Listener Reference
Official Documentation
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: ...
Field Options Provider
Official Documentation
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...
Hiding the Configuration UI
Official Documentation
Hiding the Configuration UI Liferay generates a configuration UI automatically after a configuration interface deploys. But you may have certain use cases where you want to hide the UI. For...
Scoping Configurations
Official Documentation
Scoping Configurations In Liferay DXP, you can set an application's configuration to different levels of scope: System, Instance, Site, or Portlet. For example, if you create an application to have...
Job Scheduler Framework
Official Documentation
Job Scheduler Framework Liferay Self-Hosted Liferay PaaS Job Scheduler is a flexible framework built on Liferay's scheduler engine for running and scheduling business logic. This framework uses...
Dependency Injection
Official Documentation
Dependency Injection
Job Scheduler Dispatch Framework Reference
Official Documentation
Job Scheduler Dispatch Framework Reference Liferay Self-Hosted Liferay PaaS Liferay Job Scheduler is a flexible framework built on top of Liferay's Scheduler Engine. You can use it to add,...
Manually Programming Scheduled Jobs
Official Documentation
Manually Programming Scheduled Jobs Implementing the SchedulerJobConfiguration interface provides greater flexibility and improved performance as it is closer to the core of the job scheduler...
Setting and Accessing Configurations
Official Documentation
Setting and Accessing Configurations You can use Liferay's configuration framework to add a settings UI for a MVC Portlet. See the Example Portlet Then, follow these steps: Download and unzip...
Portlet Level Configuration
Official Documentation
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...
Creating Job Scheduler Templates
Official Documentation
Creating Job Scheduler Templates Liferay Self-Hosted Liferay PaaS Job Scheduler Tasks are created by implementing the DispatchTaskExecutor interface. Liferay DXP provides multiple out-of-the-box...
Job Scheduler UI Reference
Official Documentation
Job Scheduler UI Reference Liferay Self-Hosted Liferay PaaS Job Scheduler Triggers View, create, and manage Job Scheduler Tasks. The Job Scheduler Triggers tab lists all tasks added to the...
Logs
Official Documentation
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....
Listening for Messages
Official Documentation
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...
Message Bus
Official Documentation
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
Official Documentation
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...
Tuning Messaging Performance
Official Documentation
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 Asynchronous Messaging
Official Documentation
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...