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

Class ConsoleMutationListener

java.lang.Object

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

All Implemented Interfaces:

MutationListener

public class ConsoleMutationListener
extends Object
implements MutationListener

An example listener that writes a message to the console for each event that fires from the graph.

Author:

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

Constructor Summary

Constructors

Constructor	Description
ConsoleMutationListener(Graph graph)

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 removedValue)	Raised after an Property property was removed from an Edge.
void	edgeRemoved(Edge edge)	Raised after an Edge was removed from the graph.
String	toString()
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 oldValue)	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.

Methods inherited from class java.lang.Object

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

Constructor Detail

ConsoleMutationListener

public ConsoleMutationListener(Graph graph)

Method Detail

vertexAdded

public void vertexAdded(Vertex vertex)

Description copied from interface: MutationListener

Raised when a new Vertex is added.

Specified by:

vertexAdded in interface MutationListener

Parameters:

vertex - the Vertex that was added

vertexRemoved

public void vertexRemoved(Vertex vertex)

Description copied from interface: MutationListener

Raised after a Vertex was removed from the graph.

Specified by:

vertexRemoved in interface MutationListener

Parameters:

vertex - the Vertex that was removed

vertexPropertyRemoved

public void vertexPropertyRemoved(VertexProperty vertexProperty)

Description copied from interface: MutationListener

Raised after a VertexProperty was removed from the graph.

Specified by:

vertexPropertyRemoved in interface MutationListener

Parameters:

vertexProperty - the VertexProperty that was removed

edgeAdded

public void edgeAdded(Edge edge)

Description copied from interface: MutationListener

Raised after a new Edge is added.

Specified by:

edgeAdded in interface MutationListener

Parameters:

edge - the Edge that was added

edgeRemoved

public void edgeRemoved(Edge edge)

Description copied from interface: MutationListener

Raised after an Edge was removed from the graph.

Specified by:

edgeRemoved in interface MutationListener

Parameters:

edge - the Edge that was removed.

edgePropertyRemoved

public void edgePropertyRemoved(Edge element,
                                Property removedValue)

Description copied from interface: MutationListener

Raised after an Property property was removed from an Edge.

Specified by:

edgePropertyRemoved in interface MutationListener

removedValue - the Property that was removed

edgePropertyChanged

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

Description copied from interface: MutationListener

Raised after the property of a Edge changed.

Specified by:

edgePropertyChanged in interface MutationListener

Parameters:

element - the Edge that changed

setValue - the new value of the property

vertexPropertyPropertyChanged

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

Description copied from interface: MutationListener

Raised after the property of a VertexProperty changed.

Specified by:

vertexPropertyPropertyChanged in interface MutationListener

Parameters:

element - the VertexProperty that changed

setValue - the new value of the property

vertexPropertyPropertyRemoved

public void vertexPropertyPropertyRemoved(VertexProperty element,
                                          Property oldValue)

Description copied from interface: MutationListener

Raised after an Property property was removed from a VertexProperty.

Specified by:

vertexPropertyPropertyRemoved in interface MutationListener

oldValue - the Property that removed

vertexPropertyChanged

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

Description copied from interface: MutationListener

Raised after the property of a Vertex changed.

Specified by:

vertexPropertyChanged in interface MutationListener

Parameters:

element - the Vertex that changed

setValue - the new value of the property

toString

public String toString()

Overrides:

toString in class Object