biz.hammurapi.web.interaction
Class InteractionInstance.StepInstance

java.lang.Object
  biz.hammurapi.sql.DatabaseObject
      biz.hammurapi.web.interaction.sql.InteractionStepInstanceImpl
          biz.hammurapi.web.interaction.InteractionInstance.StepInstance

All Implemented Interfaces:

biz.hammurapi.util.Attributable, java.lang.Cloneable, biz.hammurapi.sql.columns.ColumnChangeListener, java.lang.Comparable, biz.hammurapi.config.Context, biz.hammurapi.config.ContextConfigurable, biz.hammurapi.config.DomConfigurable, biz.hammurapi.xml.dom.DomSerializable, biz.hammurapi.sql.IDatabaseObject, biz.hammurapi.web.interaction.sql.InteractionStepInstance, biz.hammurapi.util.Observable, java.io.Serializable, biz.hammurapi.util.Versioned, biz.hammurapi.util.Visitable

Enclosing class:

InteractionInstance

public class InteractionInstance.StepInstance

extends biz.hammurapi.web.interaction.sql.InteractionStepInstanceImpl

implements biz.hammurapi.util.Visitable, java.lang.Comparable

Step instance

Author:

Pavel Vlasov

See Also:

Serialized Form

Field Summary

Fields inherited from class biz.hammurapi.web.interaction.sql.InteractionStepInstanceImpl

ActivatorId, FinishTime, Id, Inputs, OwnerId, PropertySet, SeqId, StartTime, Status, StepId, UserId

Fields inherited from class biz.hammurapi.sql.DatabaseObject

columns, objectVersion, originalVersion

Constructor Summary

InteractionInstance.StepInstance(boolean force)

InteractionInstance.StepInstance(java.sql.ResultSet rs)

Method Summary

boolean	accept(biz.hammurapi.util.Visitor visitor)
DynaBind	action(java.util.Map context) Executes action code.
int	compareTo(java.lang.Object arg)
InteractionFactory.InteractionDefinition.StepDefinition	getDefinition()
java.util.Collection	getInputTransitions()
java.util.Collection	getOutputTransitions()
InteractionInstance	getOwner()
InteractionInstance.StepInstance	getPredecessor(java.lang.String name) Traverses predecessors and returns the first found with given definition name.
java.util.Collection	getPredecessors()
PropertySet	getProperties() Creates property set or retrieves it from the database.
java.lang.Object	getProperty(java.lang.String name) Convenience method to retrieve interaction instance properties.
java.lang.Object	getProperty(java.lang.String name, boolean cascade) Convenience method to retrieve interaction instance properties.
InteractionInstance.TransitionInstance	getSingleInputTransition()
java.util.Collection	getSuccessors()
void	rewind() Rewinds this step instance and its successors.
void	toDom(org.w3c.dom.Element holder)
void	update() Updates step information in the database

Methods inherited from class biz.hammurapi.web.interaction.sql.InteractionStepInstanceImpl

clone, getActivatorId, getFinishTime, getId, getInputs, getOwnerId, getPropertySet, getSeqId, getStartTime, getStatus, getStepId, getUserId, project, project, setActivatorId, setFinishTime, setId, setInputs, setOwnerId, setPropertySet, setSeqId, setStartTime, setStatus, setStepId, setUserId

Methods inherited from class biz.hammurapi.sql.DatabaseObject

addColumn, addObserver, addRelationship, clear, configure, configure, copy, delete, equals, fromDom, fromDom, get, getAttribute, getColumn, getColumnAttribute, getObjectVersion, getRelationship, getSqlType, hashCode, insert, isDeleted, isModified, loadRelationships, onChange, removeAttribute, removeColumnAttribute, removeObserver, setAttribute, setColumnAttribute, setOriginal, toDom, toString, update

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

InteractionInstance.StepInstance

public InteractionInstance.StepInstance(boolean force)

InteractionInstance.StepInstance

public InteractionInstance.StepInstance(java.sql.ResultSet rs)
                                 throws java.sql.SQLException

Method Detail

getDefinition

public InteractionFactory.InteractionDefinition.StepDefinition getDefinition()
                                                                      throws java.sql.SQLException

Throws:

java.sql.SQLException

rewind

public void rewind()
            throws java.sql.SQLException

Rewinds this step instance and its successors. All successive steps change status to "rewound".

Throws:

java.sql.SQLException

getInputTransitions

public java.util.Collection getInputTransitions()

Returns:

Collection of input transition instances.

getSingleInputTransition

public InteractionInstance.TransitionInstance getSingleInputTransition()

Returns:

TransactionInstance if this step has single input, null otherwise.

getOutputTransitions

public java.util.Collection getOutputTransitions()

Returns:

Collection of output transition instances

getPredecessors

public java.util.Collection getPredecessors()

Returns:

Step instances which transitioned to this step.

getPredecessor

public InteractionInstance.StepInstance getPredecessor(java.lang.String name)
                                                throws java.sql.SQLException

Traverses predecessors and returns the first found with given definition name.

Parameters:

name -

Returns:

Throws:

java.sql.SQLException

getSuccessors

public java.util.Collection getSuccessors()

Returns:

Step instances which step transitions to.

action

public DynaBind action(java.util.Map context)
                throws HammurapiWebException

Executes action code.

Parameters:

context - evaluation context.

Returns:

If 'false' then interaction instance does not get created.

Throws:

HammurapiWebException

getProperties

public PropertySet getProperties()
                          throws java.sql.SQLException

Creates property set or retrieves it from the database.

Throws:

java.sql.SQLException

getProperty

public java.lang.Object getProperty(java.lang.String name)

Convenience method to retrieve interaction instance properties.

Parameters:

name -

Returns:

Throws:

java.sql.SQLException

getProperty

public java.lang.Object getProperty(java.lang.String name,
                                    boolean cascade)

Convenience method to retrieve interaction instance properties.

Parameters:

name -

cascade - - If true then this method cascades to

Returns:

Throws:

java.sql.SQLException

toDom

public void toDom(org.w3c.dom.Element holder)

Specified by:

toDom in interface biz.hammurapi.xml.dom.DomSerializable

update

public void update()
            throws java.sql.SQLException

Updates step information in the database

Throws:

java.sql.SQLException

accept

public boolean accept(biz.hammurapi.util.Visitor visitor)

Specified by:

accept in interface biz.hammurapi.util.Visitable

compareTo

public int compareTo(java.lang.Object arg)

Specified by:

compareTo in interface java.lang.Comparable

getOwner

public InteractionInstance getOwner()

Returns:

Owner interaction instance