An example of a project with job parameters

jjb.yml

- project:
    name: cassandra
    parameters:
      - foo
    jobs:
      - "deployment-tests-{name}"

- job-template:
    name: "deployment-tests-{name}"
    description: "Tests the deployment of {name}"
    concurrent: true
    node: "main"
    parameters:
      - cleanup
    properties:
      - github:
          url: "https://github.com/foo/bar"
    scm:
      - single-git-repo:
          organization: "foo"
          repo_name: "bar"
    triggers:
      - pull-request-builder:
          trigger_phrase: "please test"
          only_trigger_phrase: "true"
          status_context: "deployment-tests-{name}"
    builders:
      - deployment-test
    publishers:
      - slack-default
- parameter:
    name: cleanup
    parameters:
      - bool:
          name: CLEAN_UP
          default: true
          description: "If true things will be cleaned up"
- parameter:
    name: foo
    parameters:
      - bool:
          name: FOO_BAR
          default: true
          description: "My cool var"