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org.apache.lenya.workflow
Interface Workflow

All Known Implementing Classes:

WorkflowImpl

public interface Workflow

A workflow schema.

A workflow schema defines a state machine (deterministic finite automaton - DFA), consisting of

• states, including a marked initial state,
• transitions, and
• state variables.

Field Summary

static java.lang.String	DEFAULT_PREFIX
static java.lang.String	NAMESPACE

Method Summary

State	getInitialState() Returns the initial state of this workflow.
Transition[]	getLeavingTransitions(State state) Returns the transitions that leave a state.
java.lang.String[]	getVariableNames() Returns the variable names.

Field Detail

NAMESPACE

static final java.lang.String NAMESPACE

See Also:

Constant Field Values

DEFAULT_PREFIX

static final java.lang.String DEFAULT_PREFIX

See Also:

Constant Field Values

Method Detail

getInitialState

State getInitialState()

Returns the initial state of this workflow.

Returns:

The initial state

getLeavingTransitions

Transition[] getLeavingTransitions(State state)

Returns the transitions that leave a state. This method is used, e.g., to disable menu items.

Parameters:

state - A state.

Returns:

The transitions that leave the state.

getVariableNames

java.lang.String[] getVariableNames()

Returns the variable names.

Returns:

A string array.