How to use

BulkUpdateHandler

in

com.hp.hpl.jena.graph

@Override
@Deprecated
public void add( Triple [] triples )
  {
  base.add( triples );
  manager.notifyAddArray( graph, triples );
  }

@Override
@Deprecated
public void delete( Triple[] triples )
  {
  base.delete( triples );
  manager.notifyDeleteArray( graph, triples );
  }

@Override
@Deprecated
public void removeAll()
  {
  base.removeAll();
  manager.notifyEvent( graph, GraphEvents.removeAll );
  }

@Test public void update2()
{
  Graph g = create() ;
  g.getBulkUpdateHandler().add(new Triple[]{t1}) ;
  assertTrue(g.contains(t1)) ;
  g.getBulkUpdateHandler().removeAll() ;
  assertFalse(g.contains(t1)) ;
}

@Test public void update1()
{
  Graph g = create() ;
  g.getBulkUpdateHandler().add(new Triple[]{t1}) ;
  assertTrue(g.contains(t1)) ;
  g.getBulkUpdateHandler().delete(new Triple[]{t1}) ;
  assertFalse(g.contains(t1)) ;
}

@Override
@Deprecated
public void remove( Node s, Node p, Node o )
  {
  base.remove( s, p, o );
  manager.notifyEvent( graph, GraphEvents.remove( s, p, o ) );
  }

@Override
@Deprecated
public void add( Graph g )
  {
  base.add( g );
  manager.notifyAddGraph( graph, g );
  }

protected void execDropClear(UpdateDropClear update, Node g, boolean isClear)
{
  if ( ! alwaysSilent )
  {
    if ( g != null && ! graphStore.containsGraph(g) && ! update.isSilent())
      error("No such graph: "+g) ;
  }
  
  if ( isClear )
    graph(graphStore, g).getBulkUpdateHandler().removeAll() ;
  else
    graphStore.removeGraph(g) ;
}

@Override
@Deprecated
public void delete( Graph g, boolean withReifications )
  {
  base.delete( g, withReifications );
  manager.notifyDeleteGraph( graph, g );
  }

@Override
@Deprecated
public void add( Graph g, boolean withReifications )
  {
  base.add( g, withReifications );
  manager.notifyAddGraph( graph, g );
  }

protected static void gsDrop(GraphStore gStore, Target target, boolean isSilent)
{
  if ( target.isDefault() )
    gStore.getDefaultGraph().getBulkUpdateHandler().removeAll() ;
  else
    gStore.removeGraph(target.getGraph()) ;
}

@Override
@Deprecated
public void delete( Graph g )
  {
  base.delete( g );
  manager.notifyDeleteGraph( graph, g );
  }

@Override
@Deprecated
public void add( List<Triple> triples )
  {
  base.add( triples );
  manager.notifyAddList( graph, triples );
  }

@Before public void before()
{ 
  graph.getBulkUpdateHandler().removeAll() ;
}
     

@Override
@Deprecated
public void delete( List<Triple> triples )
  {
  base.delete( triples );
  manager.notifyDeleteList( graph, triples );
  }

@Override
@Deprecated
public void add( Iterator<Triple> it )
  {
  List<Triple> s = IteratorCollection.iteratorToList( it );
  base.add( s );
  manager.notifyAddIterator( graph, s );
  }

protected static void gsClear(GraphStore gStore, Target target, boolean isSilent)
{
  // No create.
  Graph g = graph(gStore, target) ;
  if ( target.isOneNamedGraph() )
  {
    if ( !gStore.containsGraph(target.getGraph()) )
    {
      if ( ! isSilent )
        error("No such graph: "+g) ;
      return ;
    }
  }
  
  g.getBulkUpdateHandler().removeAll() ;
}

@Override
@Deprecated
public void delete( Iterator<Triple> it )
  {
  List<Triple> s = IteratorCollection.iteratorToList( it );
  base.delete( s );
  manager.notifyDeleteIterator( graph, s );
  }

@Override
public void addGraph(Node graphName, Graph graph)
{
  removeGraph(graphName) ;
  getGraph(graphName).getBulkUpdateHandler().add(graph) ;
}
 

@Test public void dataset3()
{
  Dataset ds = graphLocation.getDataset() ;
  Graph g1 = ds.getDefaultModel().getGraph() ;
  // Sometimes, under windows, deleting the files by 
  // graphLocation.clearDirectory does not work.  
  // Needed for safe tests on windows.
  g1.getBulkUpdateHandler().removeAll() ;
  
  Graph g2 = ds.getNamedModel("http://example/").getGraph() ;
  g2.add(new Triple(n0,n1,n2) ) ;
  assertTrue(g2.contains(n0,n1,n2) ) ;
  assertFalse(g1.contains(n0,n1,n2) ) ;
}