Development and tooling

Configuring Dependencies

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...

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

APIs as OSGi Services

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...

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

Finding Artifacts

Finding Artifacts To use external artifacts in your project, you must configure their dependencies in your build.gradle Gradle script. Before specifying an artifact as a dependency, you must first...

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

Resolving Third Party Library Package Dependencies

Resolving Third Party Library Package Dependencies An application can rely on multiple OSGi modules. Resolving their Java package dependencies can be challenging. In a perfect world, every package...

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

Exporting Packages

Exporting Packages In OSGi, packages are private by default. You must explicitly exporting a package so other modules can import and use them. Here's how to export packages: Open your bnd.bnd...

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

Importing Packages

Importing Packages You often find yourself in a position of needing functionality provided by another module. To access this functionality, you must import packages from other modules into your...

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

Semantic Versioning

Semantic Versioning Semantic Versioning is a three tiered versioning system for incrementing version numbers based on the degree of API change made in a releasable software component. It's a...

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

Specifying Dependencies

Specifying Dependencies You must satisfy all dependencies to compile and deploy a module successfully. After you find the dependency artifacts, add them as dependencies in your Gradle build file....

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

Module Projects

Module Projects Liferay applications and customizations are OSGi modules: .jar files containing Java code and some extra configuration for publishing and consuming APIs. A module project comprises...

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

Using an OSGi Service

Using an OSGi Service Liferay APIs are readily available as OSGi services. You can access a service by creating a field of that service type and annotating the field with @Reference, like this: ...

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

Using the Gogo Shell

Using the Gogo Shell The Gogo shell provides a way to interact with the module framework. Among other things, you can Dynamically install/uninstall bundles (modules) Examine package...

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

Command Line Gogo Shell

Command Line Gogo Shell If you're in a development environment, you can interact with the module framework locally from the command line. Gogo shell should only be run from the command line in...

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

Gogo Shell Commands

Gogo Shell Commands The Gogo shell executes Felix Gogo basic commands and Liferay commands. The Gogo shell is accessible in the Control Panel (recommended) and from the command line. Here are some...

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