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# Serialized Form

Package org.apache.commons.scxml

Class org.apache.commons.scxml.Builtin extends Object implements Serializable

serialVersionUID: 1l

Class org.apache.commons.scxml.NotificationRegistry extends Object implements Serializable

serialVersionUID: 1l

Serialized Fields

### regs

    Map regs

  The Map of all listeners keyed by Observable.

Class org.apache.commons.scxml.SCInstance extends Object implements Serializable

serialVersionUID: 1l

Serialized Fields

### notificationRegistry

    NotificationRegistry notificationRegistry

  The notification registry.

### contexts

    Map contexts

  The `Map` of `Context`s per `TransitionTarget`.

### histories

    Map histories

  The `Map` of last known configurations per `History`.

### invokerClasses

    Map invokerClasses

  The `Invoker` classes `Map`, keyed by <invoke> target types (specified using "targettype" attribute).

### invokers

    Map invokers

  The `Map` of active `Invoker`s, keyed by (leaf) `State`s.

### evaluator

    Evaluator evaluator

  The evaluator for expressions.

### rootContext

    Context rootContext

  The root context.

### executor

    SCXMLExecutor executor

  The owning state machine executor.

Class org.apache.commons.scxml.SCXMLExecutor extends Object implements Serializable

serialVersionUID: 1l

Serialized Fields

### log

    org.apache.commons.logging.Log log

  The Logger for the SCXMLExecutor.

### stateMachine

    SCXML stateMachine

  The stateMachine being executed.

### currentStatus

    Status currentStatus

  The current status of the stateMachine.

### eventdispatcher

    EventDispatcher eventdispatcher

  The event dispatcher to interface with external documents etc.

### errorReporter

    ErrorReporter errorReporter

  The environment specific error reporter.

### superStep

    boolean superStep

  Run-to-completion.

### semantics

    SCXMLSemantics semantics

  Interpretation semantics.

### scInstance

    SCInstance scInstance

  The SCInstance.

Class org.apache.commons.scxml.SCXMLExpressionException extends Exception implements Serializable

serialVersionUID: 1l

Class org.apache.commons.scxml.Status extends Object implements Serializable

serialVersionUID: 1l

Serialized Fields

### states

    Set states

  The states that are currently active.

### events

    Collection events

  The events that are currently queued.

Package org.apache.commons.scxml.env

Class org.apache.commons.scxml.env.SimpleContext extends Object implements Serializable

serialVersionUID: 1l

Serialized Fields

### log

    org.apache.commons.logging.Log log

  Implementation independent log category.

### parent

    Context parent

  The parent Context to this Context.

### vars

    Map vars

  The Map of variables and their values in this Context.

Class org.apache.commons.scxml.env.SimpleDispatcher extends Object implements Serializable

serialVersionUID: 1l

Serialized Fields

### log

    org.apache.commons.logging.Log log

  Implementation independent log category.

Class org.apache.commons.scxml.env.SimpleErrorHandler extends Object implements Serializable

serialVersionUID: 1l

Serialized Fields

### log

    org.apache.commons.logging.Log log

  Log.

Class org.apache.commons.scxml.env.SimpleErrorReporter extends Object implements Serializable

serialVersionUID: 1l

Serialized Fields

### log

    org.apache.commons.logging.Log log

  Log.

Class org.apache.commons.scxml.env.SimpleScheduler extends Object implements Serializable

serialVersionUID: 1l

Serialized Fields

### log

    org.apache.commons.logging.Log log

  Log instance.

### timers

    Map timers

  The `Map` of active `Timer`s, keyed by <send> element `id`s.

### executor

    SCXMLExecutor executor

  The state chart execution instance we schedule events for.

Class org.apache.commons.scxml.env.SimpleSCXMLListener extends Object implements Serializable

serialVersionUID: 1l

Serialized Fields

### log

    org.apache.commons.logging.Log log

  Log.

Class org.apache.commons.scxml.env.Tracer extends Object implements Serializable

serialVersionUID: 1l

Serialized Fields

### errHandler

    ErrorHandler errHandler

  ErrorHandler delegate.

### errReporter

    ErrorReporter errReporter

  ErrorReporter delegate.

### scxmlListener

    SCXMLListener scxmlListener

  SCXMLListener delegate.

Class org.apache.commons.scxml.env.URLResolver extends Object implements Serializable

serialVersionUID: 1l

Serialized Fields

### log

    org.apache.commons.logging.Log log

  Implementation independent log category.

### baseURL

    URL baseURL

  The base URL to resolve against.

Package org.apache.commons.scxml.env.faces

Class org.apache.commons.scxml.env.faces.SessionContext extends SimpleContext implements Serializable

serialVersionUID: 1l

Serialized Fields

### sessionMap

    Map sessionMap

  The map of session scoped variables.

Package org.apache.commons.scxml.env.jexl

Class org.apache.commons.scxml.env.jexl.JexlContext extends SimpleContext implements Serializable

serialVersionUID: 1l

Class org.apache.commons.scxml.env.jexl.JexlEvaluator extends Object implements Serializable

serialVersionUID: 1l

Package org.apache.commons.scxml.env.jsp

Class org.apache.commons.scxml.env.jsp.ELContext extends SimpleContext implements Serializable

serialVersionUID: 1l

Class org.apache.commons.scxml.env.jsp.ELEvaluator extends Object implements Serializable

serialVersionUID: 1l

Serialized Fields

### log

    org.apache.commons.logging.Log log

  Implementation independent log category.

### builtinFnMapper

    javax.servlet.jsp.el.FunctionMapper builtinFnMapper

  Function Mapper for SCXML builtin functions.

### fnMapper

    javax.servlet.jsp.el.FunctionMapper fnMapper

  User provided function mapper, we delegate to this mapper if we encounter a function that is not built into SCXML.

Class org.apache.commons.scxml.env.jsp.RootContext extends ELContext implements Serializable

Serialization Methods

### readObject

    private void readObject(ObjectInputStream in)
                     throws IOException

  Instances of this class are not serializable.

  Throws:
    `IOException` - Guaranteed to throw a NotSerializableException

### writeObject

    private void writeObject(ObjectOutputStream out)
                      throws IOException

  Instances of this class are not serializable.

  Throws:
    `IOException` - Guaranteed to throw a NotSerializableException

Serialized Fields

### variableResolver

    javax.servlet.jsp.el.VariableResolver variableResolver

  Host JSP's VariableResolver.

Package org.apache.commons.scxml.invoke

Class org.apache.commons.scxml.invoke.InvokerException extends Exception implements Serializable

serialVersionUID: 1l

Class org.apache.commons.scxml.invoke.SimpleSCXMLInvoker extends Object implements Serializable

serialVersionUID: 1l

Serialized Fields

### parentStateId

    String parentStateId

  Parent state ID.

### eventPrefix

    String eventPrefix

  Event prefix, all events sent to the parent executor must begin with this prefix.

### parentSCInstance

    SCInstance parentSCInstance

  Invoking document's SCInstance.

### executor

    SCXMLExecutor executor

  The invoked state machine executor.

### cancelled

    boolean cancelled

  Cancellation status.

Package org.apache.commons.scxml.model

Class org.apache.commons.scxml.model.Action extends Object implements Serializable

Serialized Fields

### parent

    Executable parent

  Link to its parent or container.

### namespaces

    Map namespaces

  The current XML namespaces in the SCXML document for this action node, preserved for deferred XPath evaluation.

Class org.apache.commons.scxml.model.Assign extends Action implements Serializable

serialVersionUID: 1l

Serialized Fields

### name

    String name

  Left hand side expression evaluating to a previously defined variable.

### location

    String location

  Left hand side expression evaluating to a location within a previously defined XML data tree.

### src

    String src

  The source where the new XML instance for this location exists.

### expr

    String expr

  Expression evaluating to the new value of the variable.

### pathResolver

    PathResolver pathResolver

  `PathResolver` for resolving the "src" result.

Class org.apache.commons.scxml.model.Cancel extends Action implements Serializable

serialVersionUID: 1l

Serialized Fields

### sendid

    String sendid

  The ID of the send message that should be cancelled.

Class org.apache.commons.scxml.model.Data extends Object implements Serializable

serialVersionUID: 1l

Serialized Fields

### name

    String name

  The name of this data instance, that is used as its identifier.

### src

    String src

  The URL to get the XML data tree from.

### expr

    String expr

  The expression that evaluates to the value of this data instance.

### node

    Node node

  The child XML data tree, parsed as a Node, cloned per execution instance.

### namespaces

    Map namespaces

  The current XML namespaces in the SCXML document for this action node, preserved for deferred XPath evaluation. Easier than to scrape node above, given the Builtin API.

Class org.apache.commons.scxml.model.Datamodel extends Object implements Serializable

serialVersionUID: 1l

Serialized Fields

### data

    List data

  The set of <data> elements, parsed as Elements, that are children of this <datamodel> element.

Class org.apache.commons.scxml.model.Else extends ElseIf implements Serializable

serialVersionUID: 1l

Class org.apache.commons.scxml.model.ElseIf extends Action implements Serializable

serialVersionUID: 1l

Serialized Fields

### cond

    String cond

  An conditional expression which can be evaluated to true or false.

Class org.apache.commons.scxml.model.Executable extends Object implements Serializable

Serialized Fields

### actions

    List actions

  The set of executable elements (those that inheriting from Action) that are contained in this Executable.

### parent

    TransitionTarget parent

  The parent container, for traceability.

Class org.apache.commons.scxml.model.Exit extends Action implements Serializable

serialVersionUID: 1l

Serialized Fields

### expr

    String expr

  The optional expression.

### namelist

    String namelist

  The optional namelist.

Class org.apache.commons.scxml.model.Finalize extends Executable implements Serializable

serialVersionUID: 1l

Class org.apache.commons.scxml.model.History extends TransitionTarget implements Serializable

serialVersionUID: 1l

Serialized Fields

### isDeep

    boolean isDeep

  Whether this is a shallow or deep history, the default is shallow.

### transition

    Transition transition

  A conditionless transition representing the default history state and indicates the state to transition to if the parent state has never been entered before.

Class org.apache.commons.scxml.model.If extends Action implements Serializable

serialVersionUID: 1l

Serialized Fields

### cond

    String cond

  An conditional expression which can be evaluated to true or false.

### actions

    List actions

  The set of executable elements (those that inheriting from Action) that are contained in this <if> element.

### execute

    boolean execute

  The boolean value that dictates whether the particular child action should be executed.

Class org.apache.commons.scxml.model.Initial extends TransitionTarget implements Serializable

serialVersionUID: 1l

Serialized Fields

### transition

    Transition transition

  A conditionless transition that is always enabled and will be taken as soon as the state is entered. The target of the transition must be a descendant of the parent state of initial.

Class org.apache.commons.scxml.model.Invoke extends Object implements Serializable

serialVersionUID: 1l

Serialized Fields

### targettype

    String targettype

  The type of target to be invoked.

### src

    String src

  The source URL for the external service.

### srcexpr

    String srcexpr

  The expression that evaluates to the source URL for the external service.

### params

    Map params

  The Map of the params to be sent to the invoked process. Remove with deprecated getParams() in 1.0

### paramsList

    List paramsList

  The List of the params to be sent to the invoked process.

### finalize

    Finalize finalize

  The <finalize> child, may be null.

### pathResolver

    PathResolver pathResolver

  `PathResolver` for resolving the "src" or "srcexpr" result.

### namespaces

    Map namespaces

  The current XML namespaces in the SCXML document for this action node, preserved for deferred XPath evaluation.

Class org.apache.commons.scxml.model.Log extends Action implements Serializable

serialVersionUID: 1l

Serialized Fields

### expr

    String expr

  An expression evaluating to a string to be logged.

### label

    String label

  An expression which returns string which may be used, for example, to indicate the purpose of the log.

Class org.apache.commons.scxml.model.ModelException extends Exception implements Serializable

serialVersionUID: 1l

Class org.apache.commons.scxml.model.OnEntry extends Executable implements Serializable

serialVersionUID: 1l

Class org.apache.commons.scxml.model.OnExit extends Executable implements Serializable

serialVersionUID: 1l

Class org.apache.commons.scxml.model.Parallel extends TransitionTarget implements Serializable

serialVersionUID: 1l

Serialized Fields

### states

    Set states

  The set of parallel state machines contained in this <parallel>.

Class org.apache.commons.scxml.model.Param extends Object implements Serializable

serialVersionUID: 1l

Serialized Fields

### name

    String name

  The param name.

### expr

    String expr

  The param expression, may be null.

### namespaces

    Map namespaces

  The current XML namespaces in the SCXML document for this action node, preserved for deferred XPath evaluation.

Class org.apache.commons.scxml.model.Path extends Object implements Serializable

serialVersionUID: 1l

Serialized Fields

### upSeg

    List upSeg

  The list of TransitionTargets in the "up segment".

### downSeg

    List downSeg

  The list of TransitionTargets in the "down segment".

### scope

    State scope

  "Lowest" state which is not being exited nor entered by the transition.

### crossRegion

    boolean crossRegion

  Whether the path crosses region border(s).

Class org.apache.commons.scxml.model.SCXML extends Object implements Serializable

serialVersionUID: 1l

Serialized Fields

### xmlns

    String xmlns

  The xmlns attribute on the root <smxml> element. This must match XMLNS above.

### version

    String version

  The SCXML version of this document.

### initialState

    State initialState

  The initial State for the SCXML executor.

### initialstate

    String initialstate

  The initial state ID (used by XML Digester only).

### datamodel

    Datamodel datamodel

  Optional property holding the data model for this SCXML document. This gets merged with the root context and potentially hides any (namesake) variables in the root context.

### states

    Map states

  The immediate child states of this SCXML document root.

### targets

    Map targets

  A global map of all States and Parallels associated with this state machine, keyed by their id.

Class org.apache.commons.scxml.model.Send extends Action implements Serializable

serialVersionUID: 1l

Serialized Fields

### sendid

    String sendid

  The ID of the send message.

### target

    String target

  An expression returning the target location of the event.

### targettype

    String targettype

  The type of the Event I/O Processor that the event. should be dispatched to

### delay

    String delay

  The event is dispatched after the delay interval elapses.

### hints

    String hints

  The data containing information which may be used by the implementing platform to configure the event processor.

### namelist

    String namelist

  The namelist to the sent.

### externalNodes

    List externalNodes

  The list of external nodes associated with this <send> element.

### event

    String event

  The type of event being generated.

Class org.apache.commons.scxml.model.State extends TransitionTarget implements Serializable

serialVersionUID: 1l

Serialized Fields

### children

    Map children

  The Map containing immediate children of this State, keyed by their IDs. Incompatible with the parallel or invoke property.

### parallel

    Parallel parallel

  The Parallel child, which defines a set of parallel substates. May occur 0 or 1 times. Incompatible with the state or invoke property.

### invoke

    Invoke invoke

  The Invoke child, which defines an external process that should be invoked, immediately after the onentry executable content, and the transitions become candidates after the invoked process has completed its execution. May occur 0 or 1 times. Incompatible with the state or parallel property.

### isFinal

    boolean isFinal

  Boolean property indicating whether this is a final state or not. Default value is false . Final states may not have substates or outgoing transitions.

### initial

    Initial initial

  A child which identifies initial state for state machines that have substates.

### transitions

    Map transitions

  A map of outgoing Transitions from this state.

### history

    List history

  List of history states owned by a given state (applies to non-leaf states).

### done

    boolean done

  Applies to composite states only. If one of its final children is active, its parent is marked done. This property is reset upon re-entry.

Class org.apache.commons.scxml.model.Transition extends Executable implements Serializable

serialVersionUID: 1l

Serialized Fields

### event

    String event

  Property that specifies the trigger for this transition.

### cond

    String cond

  Optional guard condition.

### target

    TransitionTarget target

  Optional property that specifies the new state or parallel element to transition to. May be specified by reference or in-line.

### next

    String next

  The transition target ID (used by XML Digester only).

### path

    Path path

  The path for this transition.

  See Also:
    `Path`

### namespaces

    Map namespaces

  The current XML namespaces in the SCXML document for this action node, preserved for deferred XPath evaluation.

Class org.apache.commons.scxml.model.TransitionTarget extends Object implements Serializable

Serialized Fields

### id

    String id

  Identifier for this transition target. Other parts of the SCXML document may refer to this <state> using this ID.

### onEntry

    OnEntry onEntry

  Optional property holding executable content to be run upon entering this transition target.

### onExit

    OnExit onExit

  Optional property holding executable content to be run upon exiting this transition target.

### datamodel

    Datamodel datamodel

  Optional property holding the data model for this transition target.

### parent

    TransitionTarget parent

  The parent of this transition target (may be null, if the parent is the SCXML document root).

Class org.apache.commons.scxml.model.Var extends Action implements Serializable

serialVersionUID: 1l

Serialized Fields

### name

    String name

  The name of the variable to be created.

### expr

    String expr

  The expression that evaluates to the initial value of the variable.

Package org.apache.commons.scxml.semantics

Class org.apache.commons.scxml.semantics.SCXMLSemanticsImpl extends Object implements Serializable

serialVersionUID: 1l

Serialized Fields

### appLog

    org.apache.commons.logging.Log appLog

  SCXML Logger for the application.

### targetComparator

    TransitionTargetComparator targetComparator

  The TransitionTarget comparator.

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