Package org.apache.tinkerpop.gremlin.process.traversal.step.util.event

Interface MutationListener

All Known Implementing Classes:

ConsoleMutationListener

public interface MutationListener

Interface for a listener to EventStrategy change events. Implementations of this interface should be added to the list of listeners on the addListener method on the EventStrategy.

Author:

Stephen Mallette (http://stephen.genoprime.com)

Method Summary

Modifier and Type	Method	Description
void	edgeAdded(Edge edge)	Raised after a new Edge is added.
void	edgePropertyChanged(Edge element, Property oldValue, Object setValue)	Raised after the property of a Edge changed.
void	edgePropertyRemoved(Edge element, Property property)	Raised after an Property property was removed from an Edge.
void	edgeRemoved(Edge edge)	Raised after an Edge was removed from the graph.
void	vertexAdded(Vertex vertex)	Raised when a new Vertex is added.
void	vertexPropertyChanged(Vertex element, VertexProperty oldValue, Object setValue, Object... vertexPropertyKeyValues)	Raised after the property of a Vertex changed.
void	vertexPropertyPropertyChanged(VertexProperty element, Property oldValue, Object setValue)	Raised after the property of a VertexProperty changed.
void	vertexPropertyPropertyRemoved(VertexProperty element, Property property)	Raised after an Property property was removed from a VertexProperty.
void	vertexPropertyRemoved(VertexProperty vertexProperty)	Raised after a VertexProperty was removed from the graph.
void	vertexRemoved(Vertex vertex)	Raised after a Vertex was removed from the graph.

Method Detail

vertexAdded

void vertexAdded(Vertex vertex)

Raised when a new Vertex is added.

Parameters:

vertex - the Vertex that was added

vertexRemoved

void vertexRemoved(Vertex vertex)

Raised after a Vertex was removed from the graph.

Parameters:

vertex - the Vertex that was removed

vertexPropertyChanged

void vertexPropertyChanged(Vertex element,
                           VertexProperty oldValue,
                           Object setValue,
                           Object... vertexPropertyKeyValues)

Raised after the property of a Vertex changed.

Parameters:

element - the Vertex that changed

setValue - the new value of the property

vertexPropertyRemoved

void vertexPropertyRemoved(VertexProperty vertexProperty)

Raised after a VertexProperty was removed from the graph.

Parameters:

vertexProperty - the VertexProperty that was removed

edgeAdded

void edgeAdded(Edge edge)

Raised after a new Edge is added.

Parameters:

edge - the Edge that was added

edgeRemoved

void edgeRemoved(Edge edge)

Raised after an Edge was removed from the graph.

Parameters:

edge - the Edge that was removed.

edgePropertyChanged

void edgePropertyChanged(Edge element,
                         Property oldValue,
                         Object setValue)

Raised after the property of a Edge changed.

Parameters:

element - the Edge that changed

setValue - the new value of the property

edgePropertyRemoved

void edgePropertyRemoved(Edge element,
                         Property property)

Raised after an Property property was removed from an Edge.

Parameters:

property - the Property that was removed

vertexPropertyPropertyChanged

void vertexPropertyPropertyChanged(VertexProperty element,
                                   Property oldValue,
                                   Object setValue)

Raised after the property of a VertexProperty changed.

Parameters:

element - the VertexProperty that changed

setValue - the new value of the property

vertexPropertyPropertyRemoved

void vertexPropertyPropertyRemoved(VertexProperty element,
                                   Property property)

Raised after an Property property was removed from a VertexProperty.

Parameters:

property - the Property that removed