Development and tooling

Service Builder Basics

Service Builder Basics Using Service Builder helps you learn it. You'll use it to learn the basics: Generating Model, Persistence, and Service Code: Define a basic model, generate code from it,...

Published Date: May 9, 24, 6:52 PM

Generating Model, Persistence, and Service Code

Generating Model, Persistence, and Service Code Service Builder makes it easy to define models and generate model, persistence, and service code for them. You'll experience this by defining a model...

Published Date: May 9, 24, 6:52 PM

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...

Published Date: May 9, 24, 6:52 PM

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...

Published Date: May 9, 24, 6:52 PM

Defining Entities

Defining Entities Entities are the heart and soul of a service. They represent the map between the model objects in Java and your database fields and tables. Service Builder automatically maps your...

Published Date: May 9, 24, 6:52 PM

Service Builder

Service Builder An application without reliable business logic or persistence isn't much of an application at all. Unfortunately, writing your own persistence code often takes a great deal of time....

Published Date: May 9, 24, 6:52 PM

Business Logic with Service Builder

Business Logic with Service Builder Once you've generated model, persistence, and service code with Service Builder, you can begin adding business logic. Entities generated by Service Builder...

Published Date: May 9, 24, 6:52 PM

Adding Model Hints

Adding Model Hints Once you've used Service Builder to define model entities, you may want to refine how users enter that data. Model hints specify entity data restrictions and other formatting....

Published Date: May 9, 24, 6:52 PM

Configuring Global Service Options

Configuring Global Service Options A service's global options apply to all its entities. Here are the options: Dependency Injector Package path Multiversion concurrency control Namespace...

Published Date: May 9, 24, 6:52 PM

Defining Entity Columns

Defining Entity Columns An entity's columns represent its attributes. These attributes map table fields to Java object fields. Here you'll examine the sample project from Understanding and...

Published Date: May 9, 24, 6:52 PM

Defining Entity Finder Methods

Defining Entity Finder Methods Finder methods retrieve entity objects from the database based on specified parameters. For each finder defined, Service Builder generates several methods to fetch,...

Published Date: May 9, 24, 6:52 PM

Defining Entity Relationships

Defining Entity Relationships Relationships between database entities or Java objects are necessary for most applications. Take Liferay's Message Boards application as an example. Each Message...

Published Date: May 9, 24, 6:52 PM

Modifying Database Fields in Development

Modifying Database Fields in Development As you develop an application, you might need to add fields to your database. This is a normal process of iterative development: you get an idea for a new...

Published Date: May 9, 24, 6:52 PM

Sorting Entity Instances

Sorting Entity Instances Often, you want to retrieve multiple instances of a given entity and list them in a particular order. The service.xml file lets you specify the default order of your...

Published Date: May 9, 24, 6:52 PM

Invoking a Service Locally

Invoking a Service Locally Service Builder services that are deployed to DXP/Portal can be invoked from other classes in the same JVM. These services are local to the classes. Service Builder...

Published Date: May 9, 24, 6:52 PM

Using Upgrade Processes in Earlier Versions

Using Upgrade Processes in Earlier Versions Liferay DXP 7.4 U10/Portal 7.4 GA14 and Below Follow these steps to create an upgrade process for your module: Open your module's bnd.bnd file, and...

Published Date: Dec 3, 24, 3:10 PM

Understanding and Extending Generated Classes

Understanding and Extending Generated Classes Service Builder generates both tables for your entity and model, persistence, and service classes for it. Here you'll examine generated classes for an...

Published Date: May 9, 24, 6:52 PM

Upgrading Data Schemas

Upgrading Data Schemas When you upgrade Liferay, you might run into incompatibility issues with your custom modules' data schemas. There are three ways you can resolve these issues: You can run...

Published Date: May 9, 24, 6:52 PM

Multithreading Process

Multithreading Process Liferay DXP 7.4 U10+ or Liferay Portal 7.4 GA14+ Your Upgrade Processes may involve making complex changes to large data sets. If performance is critical, use the...

Published Date: May 9, 24, 6:52 PM

Using Upgrade Processes

Using Upgrade Processes Liferay DXP 7.4 U10+/Portal 7.4 GA14+ An upgrade of your application may require making changes to your database tables. Liferay's upgrade framework makes it easy to make...

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