src/test/resources/javabeans/issue10-2.yaml

dataSources:
- &id001 !!org.yaml.snakeyaml.issues.issue10.DataSource
  name: null
- !!org.yaml.snakeyaml.issues.issue10.JDBCDataSource
  name: null
  parent: *id001
  password: null
  url: null
  username: null