# Hierarchy For Package org.apache.wiki.workflow

Package Hierarchies:

- All Packages

## Class Hierarchy

- java.lang.Object
  - org.apache.wiki.workflow.AbstractStep (implements org.apache.wiki.workflow.Step)
    - org.apache.wiki.workflow.Decision
      - org.apache.wiki.workflow.SimpleDecision
      - org.apache.wiki.workflow.SimpleNotification
    - org.apache.wiki.workflow.Task
  - org.apache.wiki.workflow.DecisionQueue (implements java.io.Serializable)
  - org.apache.wiki.workflow.DefaultWorkflowManager (implements java.io.Serializable, org.apache.wiki.workflow.WorkflowManager)
  - org.apache.wiki.workflow.Fact (implements java.io.Serializable)
  - org.apache.wiki.workflow.Outcome (implements java.io.Serializable)
  - org.apache.wiki.workflow.SystemPrincipal (implements java.security.Principal)
  - java.lang.Throwable (implements java.io.Serializable)
    - java.lang.Exception
      - org.apache.wiki.api.exceptions.WikiException
        - org.apache.wiki.workflow.DecisionRequiredException
        - org.apache.wiki.workflow.NoSuchOutcomeException
  - org.apache.wiki.workflow.Workflow (implements java.io.Serializable)
  - org.apache.wiki.workflow.WorkflowBuilder

## Interface Hierarchy

- java.util.EventListener
  - org.apache.wiki.event.WikiEventListener
    - org.apache.wiki.workflow.WorkflowManager (also extends org.apache.wiki.api.engine.Initializable)
- org.apache.wiki.api.engine.Initializable
  - org.apache.wiki.workflow.WorkflowManager (also extends org.apache.wiki.event.WikiEventListener)
- java.io.Serializable
  - org.apache.wiki.workflow.Step