GraphZero (Apache Jena ARQ)

java.lang.Object
- org.apache.jena.graph.impl.GraphBase
- - org.apache.jena.sparql.graph.GraphZero

All Implemented Interfaces:

Graph, GraphWithPerform
```
public class GraphZero
extends GraphBase
```
Invariant empty graph.

See Also:

GraphSink

Field Summary
- Fields inherited from class org.apache.jena.graph.impl.GraphBase
  TOSTRING_TRIPLE_BASE, TOSTRING_TRIPLE_LIMIT
- Fields inherited from interface org.apache.jena.graph.Graph
  emptyGraph

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`Capabilities`	`getCapabilities()`
`TransactionHandler`	`getTransactionHandler()`
`static Graph`	`instance()`
`void`	`performAdd(Triple t)`
`void`	`performDelete(Triple t)`

Methods inherited from class org.apache.jena.graph.impl.GraphBase
add, clear, close, contains, contains, delete, dependsOn, find, find, forTestingOnly_graphBaseFind, getEventManager, getPrefixMapping, isClosed, isEmpty, isIsomorphicWith, notifyAdd, notifyDelete, remove, size, toString, toString

Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.apache.jena.graph.Graph
add, delete, find, stream, stream

- Method Detail
  - instance
```
public static Graph instance()
```
  - getTransactionHandler
```
public TransactionHandler getTransactionHandler()
```
    Specified by:
    
    getTransactionHandler in interface Graph
    
    Overrides:
    
    getTransactionHandler in class GraphBase
  - performAdd
```
public void performAdd(Triple t)
```
    Specified by:
    
    performAdd in interface GraphWithPerform
    
    Overrides:
    
    performAdd in class GraphBase
  - performDelete
```
public void performDelete(Triple t)
```
    Specified by:
    
    performDelete in interface GraphWithPerform
    
    Overrides:
    
    performDelete in class GraphBase
  - getCapabilities
```
public Capabilities getCapabilities()
```
    Specified by:
    
    getCapabilities in interface Graph
    
    Overrides:
    
    getCapabilities in class GraphBase