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org.apache.lenya.workflow.impl
Class WorkflowBuilder  

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

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public class WorkflowBuilder

extends java.lang.Object

Utility class to build a workflow schema from a file.

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Field Summary
protected static java.lang.String	ACTION_ELEMENT
protected static java.lang.String	ASSIGNMENT_ELEMENT
protected static java.lang.String	CLASS_ATTRIBUTE
protected static java.lang.String	CONDITION_ELEMENT
protected static java.lang.String	DESTINATION_ATTRIBUTE
protected static java.lang.String	EVENT_ELEMENT
protected static java.lang.String	ID_ATTRIBUTE
protected static java.lang.String	INITIAL_ATTRIBUTE
private static org.apache.log4j.Category	log
protected static java.lang.String	NAME_ATTRIBUTE
protected static java.lang.String	SOURCE_ATTRIBUTE
protected static java.lang.String	STATE_ELEMENT
protected static java.lang.String	SYNCHRONIZED_ATTRIBUTE
protected static java.lang.String	TRANSITION_ELEMENT
protected static java.lang.String	VALUE_ATTRIBUTE
protected static java.lang.String	VARIABLE_ATTRIBUTE
protected static java.lang.String	VARIABLE_ELEMENT

 

Constructor Summary
protected	WorkflowBuilder()           Ctor.

 

Method Summary
protected static org.apache.lenya.workflow.Action	buildAction(org.w3c.dom.Element element)           Builds an action from an XML element.
protected static BooleanVariableAssignmentImpl	buildAssignment(java.util.Map variables, org.w3c.dom.Element element)           Builds an assignment object from an XML element.
protected static org.apache.lenya.workflow.Condition	buildCondition(org.w3c.dom.Element element)           Builds a condition from an XML element.
protected static EventImpl	buildEvent(org.w3c.dom.Element element)           Builds an event from an XML element.
protected static StateImpl	buildState(org.w3c.dom.Element element)           Builds a state from an XML element.
protected static TransitionImpl	buildTransition(org.w3c.dom.Element element, java.util.Map states, java.util.Map events, java.util.Map variables)           Builds a transition from an XML element.
protected static BooleanVariableImpl	buildVariable(org.w3c.dom.Element element)           Builds a boolean variable from an XML element.
protected static WorkflowImpl	buildWorkflow(org.w3c.dom.Document document)           Builds a workflow object from an XML document.
static WorkflowImpl	buildWorkflow(java.io.File file)           Builds a workflow schema from a file.
protected static boolean	isInitialStateElement(org.w3c.dom.Element element)           Checks if a state element contains the initial state.

 

Methods inherited from class java.lang.Object

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

 

Field Detail

log

private static final org.apache.log4j.Category log

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STATE_ELEMENT

protected static final java.lang.String STATE_ELEMENT

See Also:

Constant Field Values

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TRANSITION_ELEMENT

protected static final java.lang.String TRANSITION_ELEMENT

See Also:

Constant Field Values

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EVENT_ELEMENT

protected static final java.lang.String EVENT_ELEMENT

See Also:

Constant Field Values

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CONDITION_ELEMENT

protected static final java.lang.String CONDITION_ELEMENT

See Also:

Constant Field Values

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ACTION_ELEMENT

protected static final java.lang.String ACTION_ELEMENT

See Also:

Constant Field Values

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ID_ATTRIBUTE

protected static final java.lang.String ID_ATTRIBUTE

See Also:

Constant Field Values

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INITIAL_ATTRIBUTE

protected static final java.lang.String INITIAL_ATTRIBUTE

See Also:

Constant Field Values

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SOURCE_ATTRIBUTE

protected static final java.lang.String SOURCE_ATTRIBUTE

See Also:

Constant Field Values

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DESTINATION_ATTRIBUTE

protected static final java.lang.String DESTINATION_ATTRIBUTE

See Also:

Constant Field Values

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CLASS_ATTRIBUTE

protected static final java.lang.String CLASS_ATTRIBUTE

See Also:

Constant Field Values

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VARIABLE_ELEMENT

protected static final java.lang.String VARIABLE_ELEMENT

See Also:

Constant Field Values

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ASSIGNMENT_ELEMENT

protected static final java.lang.String ASSIGNMENT_ELEMENT

See Also:

Constant Field Values

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VARIABLE_ATTRIBUTE

protected static final java.lang.String VARIABLE_ATTRIBUTE

See Also:

Constant Field Values

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VALUE_ATTRIBUTE

protected static final java.lang.String VALUE_ATTRIBUTE

See Also:

Constant Field Values

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NAME_ATTRIBUTE

protected static final java.lang.String NAME_ATTRIBUTE

See Also:

Constant Field Values

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SYNCHRONIZED_ATTRIBUTE

protected static final java.lang.String SYNCHRONIZED_ATTRIBUTE

See Also:

Constant Field Values

Constructor Detail

WorkflowBuilder

protected WorkflowBuilder()

Ctor.

Method Detail

buildWorkflow

public static WorkflowImpl buildWorkflow(java.io.File file)
                                  throws org.apache.lenya.workflow.WorkflowException

Builds a workflow schema from a file.

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buildWorkflow

protected static WorkflowImpl buildWorkflow(org.w3c.dom.Document document)
                                     throws javax.xml.parsers.ParserConfigurationException,
                                            org.xml.sax.SAXException,
                                            java.io.IOException,
                                            org.apache.lenya.workflow.WorkflowException

Builds a workflow object from an XML document.

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isInitialStateElement

protected static boolean isInitialStateElement(org.w3c.dom.Element element)

Checks if a state element contains the initial state.

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buildState

protected static StateImpl buildState(org.w3c.dom.Element element)

Builds a state from an XML element.

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buildTransition

protected static TransitionImpl buildTransition(org.w3c.dom.Element element,
                                                java.util.Map states,
                                                java.util.Map events,
                                                java.util.Map variables)
                                         throws org.apache.lenya.workflow.WorkflowException

Builds a transition from an XML element.

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buildEvent

protected static EventImpl buildEvent(org.w3c.dom.Element element)

Builds an event from an XML element.

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buildCondition

protected static org.apache.lenya.workflow.Condition buildCondition(org.w3c.dom.Element element)
                                                             throws org.apache.lenya.workflow.WorkflowException

Builds a condition from an XML element.

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buildAction

protected static org.apache.lenya.workflow.Action buildAction(org.w3c.dom.Element element)

Builds an action from an XML element.

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buildVariable

protected static BooleanVariableImpl buildVariable(org.w3c.dom.Element element)

Builds a boolean variable from an XML element.

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buildAssignment

protected static BooleanVariableAssignmentImpl buildAssignment(java.util.Map variables,
                                                               org.w3c.dom.Element element)
                                                        throws org.apache.lenya.workflow.WorkflowException

Builds an assignment object from an XML element.

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Overview  Package   Class  Use  Deprecated  Index
Home >> All >> org >> apache >> lenya >> workflow >> [ impl overview ]	PREV CLASS  NEXT CLASS
SUMMARY:  JAVADOC |  SOURCE |  DOWNLOAD | NESTED | FIELD | CONSTR | METHOD	DETAIL: FIELD | CONSTR | METHOD

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