JBoss.orgCommunity Documentation

Chapter 22. YAML Provider

Since Beta 6, resteasy comes with built in support for YAML using the Jyaml library. To enable YAML support, you need to drop in the jyaml-1.3.jar in RestEASY's classpath.

Jyaml jar file can either be downloaded from sourceforge: https://sourceforge.net/project/showfiles.php?group_id=153924

Or if you use maven, the jyaml jar is available through the main repositories and included using this dependency:


When starting resteasy look out in the logs for a line stating that the YamlProvider has been added - this indicates that resteasy has found the Jyaml jar:

2877 Main INFO org.jboss.resteasy.plugins.providers.RegisterBuiltin - Adding YamlProvider

The Yaml provider recognises three mime types:

This is an example of how to use Yaml in a resource method.

 import javax.ws.rs.Consumes;
 import javax.ws.rs.GET;
 import javax.ws.rs.Path;
 import javax.ws.rs.Produces;

 public class YamlResource

public MyObject getMyObject() {
   return createMyObject();