org.graalvm.compiler.graph

Class Graph.NodeEventListener

java.lang.Object

org.graalvm.compiler.graph.Graph.NodeEventListener

Direct Known Subclasses:

EconomicSetNodeEventListener, TracingNodeEventListener

Enclosing class:

Graph

public abstract static class Graph.NodeEventListener
extends Object

Client interested in one or more node related events.

Constructor Summary

Constructors

Constructor and Description
NodeEventListener()

Method Summary

Modifier and Type	Method and Description
void	afterDecodingFields(Node node) Notifies this listener that the decoding of fields for this node has finished.
void	beforeDecodingFields(Node node) Notifies this listener that the decoding of fields for this node is about to commence.
void	changed(Graph.NodeEvent e, Node node) Notifies this listener about any change event in the graph.
void	inputChanged(Node node) Notifies this listener about a change in a node's inputs.
void	nodeAdded(Node node) Notifies this listener of an added node.
void	nodeRemoved(Node node) Notifies this listener of a removed node.
void	usagesDroppedToZero(Node node) Notifies this listener of a node becoming unused.

Methods inherited from class java.lang.Object

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

Constructor Detail

NodeEventListener

public NodeEventListener()

Method Detail

changed

public void changed(Graph.NodeEvent e,
                    Node node)

Notifies this listener about any change event in the graph.

Parameters:

e - an event

node - the node related to e

inputChanged

public void inputChanged(Node node)

Notifies this listener about a change in a node's inputs.

Parameters:

node - a node who has had one of its inputs changed

beforeDecodingFields

public void beforeDecodingFields(Node node)

Notifies this listener that the decoding of fields for this node is about to commence.

Parameters:

node - a node whose fields are about to be decoded.

afterDecodingFields

public void afterDecodingFields(Node node)

Notifies this listener that the decoding of fields for this node has finished.

Parameters:

node - a node who has had fields decoded.

usagesDroppedToZero

public void usagesDroppedToZero(Node node)

Notifies this listener of a node becoming unused.

Parameters:

node - a node whose Node.usages() just became empty

nodeAdded

public void nodeAdded(Node node)

Notifies this listener of an added node.

Parameters:

node - a node that was just added to the graph

nodeRemoved

public void nodeRemoved(Node node)

Notifies this listener of a removed node.

Parameters:

node -