intellij-sdk-code-samples/tutorials/custom_language_support/completion_contributor.md

title
9. Completion Contributor

The easiest way to provide completion is to use a completion contributor.

9.1. Define a completion contributor

Let's provide custom completion for values in property files.

{% include /code_samples/simple_language_plugin/src/com/simpleplugin/SimpleCompletionContributor.java %}

9.2. Register the completion contributor

<completion.contributor language="Simple" implementationClass="com.simpleplugin.SimpleCompletionContributor"/>

9.3. Run the project