Package edu.cmu.tetrad.session

Class SessionEvent

java.lang.Object

java.util.EventObject

edu.cmu.tetrad.session.SessionEvent

All Implemented Interfaces:

Serializable

public class SessionEvent
extends EventObject

Notifies a listener that some change has occurred in the session--a node has been added or removed, an edge has been added or removed, a model has been created or destroyed.

Author:

Joseph Ramsey

See Also:

• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
static final int	ADDING_EDGE
static final int	EXECUTION_STARTED
static final int	MODEL_CREATED
static final int	MODEL_DESTROYED
static final int	MODEL_UNCLEAR
static final int	NODE_ADDED
static final int	NODE_REMOVED
static final int	PARENT_ADDED
static final int	PARENT_REMOVED
static final int	REPETITION_CHANGED

Fields inherited from class java.util.EventObject

source

Constructor Summary

Constructors

Constructor	Description
SessionEvent(Object source, int type)	Constructs an event where one session node is involved--session node added or removed, model created or destroyed.
SessionEvent(Object source, SessionEvent event)	Creates a new SessionEvent with the same information as the given event but with a new source.
SessionEvent(Object source, SessionNode node, int type)	Constructs an event where one session node is involved--session node added or removed, model created or destroyed.
SessionEvent(Object source, SessionNode parent, SessionNode child, int type)	Constructs an event where two session nodes are involved--parent added or removed.

Method Summary

Modifier and Type	Method	Description
SessionNode	getChild()
SessionNode	getNode()
SessionNode	getParent()
int	getType()

Methods inherited from class java.util.EventObject

getSource, toString

Methods inherited from class java.lang.Object

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

Field Details

NODE_ADDED

public static final int NODE_ADDED

See Also:

• Constant Field Values

NODE_REMOVED

public static final int NODE_REMOVED

See Also:

• Constant Field Values

PARENT_ADDED

public static final int PARENT_ADDED

See Also:

• Constant Field Values

PARENT_REMOVED

public static final int PARENT_REMOVED

See Also:

• Constant Field Values

MODEL_CREATED

public static final int MODEL_CREATED

See Also:

• Constant Field Values

MODEL_DESTROYED

public static final int MODEL_DESTROYED

See Also:

• Constant Field Values

MODEL_UNCLEAR

public static final int MODEL_UNCLEAR

See Also:

• Constant Field Values

EXECUTION_STARTED

public static final int EXECUTION_STARTED

See Also:

• Constant Field Values

REPETITION_CHANGED

public static final int REPETITION_CHANGED

See Also:

• Constant Field Values

ADDING_EDGE

public static final int ADDING_EDGE

See Also:

• Constant Field Values

Constructor Details

SessionEvent

public SessionEvent(Object source,
 int type)

Constructs an event where one session node is involved--session node added or removed, model created or destroyed.

SessionEvent

public SessionEvent(Object source,
 SessionNode node,
 int type)

Constructs an event where one session node is involved--session node added or removed, model created or destroyed.

SessionEvent

public SessionEvent(Object source,
 SessionNode parent,
 SessionNode child,
 int type)

Constructs an event where two session nodes are involved--parent added or removed.

SessionEvent

public SessionEvent(Object source,
 SessionEvent event)

Creates a new SessionEvent with the same information as the given event but with a new source.

Method Details

getNode

public SessionNode getNode()

Returns:

the session node set, if this event was constructed using one session node.

getParent

public SessionNode getParent()

Returns:

the parent session node set, if this is an event constructed using two session nodes.

getChild

public SessionNode getChild()

Returns:

the child session node set, if this is an event constructed using two session nodes

getType

public int getType()

Returns:

the type of this event--one of NODE_ADDED, NODE_REMOVED, PARENT_ADDED, PARENT_REMOVED, MODEL_CREATED, MODEL_DESTROYED, MODEL_UNCLEAR.