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org.apache.lenya.workflow.impl
Class WorkflowImpl

java.lang.Object
  org.apache.lenya.workflow.impl.WorkflowImpl

All Implemented Interfaces:

org.apache.lenya.workflow.Workflow

public class WorkflowImpl
extends java.lang.Object
implements org.apache.lenya.workflow.Workflow

Implementation of a workflow schema.

Field Summary

Fields inherited from interface org.apache.lenya.workflow.Workflow

DEFAULT_PREFIX, NAMESPACE

Constructor Summary

protected

WorkflowImpl(java.lang.String _name, java.lang.String _initialState) Creates a new instance of WorkflowImpl.

Method Summary

protected void	addEvent(java.lang.String event) Adds an event.
protected void	addTransition(TransitionImpl transition) Adds a transition.
protected void	addVariable(BooleanVariableImpl variable) Adds a variable.
protected boolean	containsState(java.lang.String state) Checks if this workflow contains a state.
java.lang.String[]	getEvents()
java.lang.String	getInitialState() Returns the initial state of this workflow.
boolean	getInitialValue(java.lang.String variableName)
org.apache.lenya.workflow.Transition[]	getLeavingTransitions(java.lang.String state)
java.lang.String	getName()
java.lang.String[]	getStates()
protected TransitionImpl[]	getTransitions() Returns the transitions.
BooleanVariableImpl	getVariable(java.lang.String _name) Returns the variable for a certain name.
java.lang.String[]	getVariableNames()
protected BooleanVariableImpl[]	getVariables() Returns the variables.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

WorkflowImpl

protected WorkflowImpl(java.lang.String _name,
                       java.lang.String _initialState)

Creates a new instance of WorkflowImpl.

Parameters:

_name - The name.

_initialState - the initial state of the workflow.

Method Detail

getInitialState

public java.lang.String getInitialState()

Returns the initial state of this workflow.

Specified by:

getInitialState in interface org.apache.lenya.workflow.Workflow

Returns:

The initial state.

addTransition

protected void addTransition(TransitionImpl transition)

Adds a transition.

Parameters:

transition - The transition.

getTransitions

protected TransitionImpl[] getTransitions()

Returns the transitions.

Returns:

An array of transitions.

getLeavingTransitions

public org.apache.lenya.workflow.Transition[] getLeavingTransitions(java.lang.String state)
                                                             throws org.apache.lenya.workflow.WorkflowException

Specified by:

getLeavingTransitions in interface org.apache.lenya.workflow.Workflow

Throws:

org.apache.lenya.workflow.WorkflowException

See Also:

Workflow.getLeavingTransitions(java.lang.String)

containsState

protected boolean containsState(java.lang.String state)

Checks if this workflow contains a state.

Parameters:

state - The state to check.

Returns:

true if the state is contained, false otherwise.

getStates

public java.lang.String[] getStates()

Specified by:

getStates in interface org.apache.lenya.workflow.Workflow

addEvent

protected void addEvent(java.lang.String event)

Adds an event.

Parameters:

event - An event.

addVariable

protected void addVariable(BooleanVariableImpl variable)

Adds a variable.

Parameters:

variable - A variable.

getVariable

public BooleanVariableImpl getVariable(java.lang.String _name)
                                throws org.apache.lenya.workflow.WorkflowException

Returns the variable for a certain name.

Parameters:

_name - The name of the variable.

Returns:

A variable.

Throws:

org.apache.lenya.workflow.WorkflowException - if no variable with the given name exists.

getVariables

protected BooleanVariableImpl[] getVariables()

Returns the variables.

Returns:

An array of variables.

getVariableNames

public java.lang.String[] getVariableNames()

Specified by:

getVariableNames in interface org.apache.lenya.workflow.Workflow

See Also:

Workflow.getVariableNames()

getName

public java.lang.String getName()

Specified by:

getName in interface org.apache.lenya.workflow.Workflow

See Also:

Workflow.getName()

getInitialValue

public boolean getInitialValue(java.lang.String variableName)
                        throws org.apache.lenya.workflow.WorkflowException

Specified by:

getInitialValue in interface org.apache.lenya.workflow.Workflow

Throws:

org.apache.lenya.workflow.WorkflowException

See Also:

Workflow.getInitialValue(java.lang.String)

getEvents

public java.lang.String[] getEvents()

Specified by:

getEvents in interface org.apache.lenya.workflow.Workflow

See Also:

Workflow.getEvents()