本文整理了Java中org.neo4j.kernel.impl.store.NodeStore.openPageCursorForReading()
方法的一些代码示例,展示了NodeStore.openPageCursorForReading()
的具体用法。这些代码示例主要来源于Github
/Stackoverflow
/Maven
等平台,是从一些精选项目中提取出来的代码,具有较强的参考意义,能在一定程度帮忙到你。NodeStore.openPageCursorForReading()
方法的具体详情如下:
包路径:org.neo4j.kernel.impl.store.NodeStore
类名称:NodeStore
方法名:openPageCursorForReading
暂无
代码示例来源:origin: neo4j/neo4j
private PageCursor nodePage( long reference )
{
return read.openPageCursorForReading( reference );
}
代码示例来源:origin: neo4j/neo4j
NodeSetFirstGroupStep( StageControl control, Configuration config, NodeStore nodeStore, ByteArray cache )
{
super( control, "FIRST", config, 1 );
this.cache = cache;
this.batchSize = config.batchSize();
this.nodeStore = nodeStore;
this.nodeCursor = nodeStore.openPageCursorForReading( 0 );
newBatch();
}
代码示例来源:origin: neo4j/neo4j
@Test
void nodeCursorShouldClosePageCursor()
{
NodeStore store = mock( NodeStore.class );
PageCursor pageCursor = mock( PageCursor.class );
when( store.openPageCursorForReading( anyLong() ) ).thenReturn( pageCursor );
try ( RecordNodeCursor cursor = new RecordNodeCursor( store ) )
{
cursor.single( 0 );
}
verify( pageCursor ).close();
}
代码示例来源:origin: neo4j/neo4j
@Test
public void shouldBeAbleToForceStoreScan() throws Exception
{
when( labelScanStore.newReader() ).thenThrow( new RuntimeException( "Should not be used" ) );
when( nodeStore.getHighestPossibleIdInUse() ).thenReturn( 200L );
when( nodeStore.getHighId() ).thenReturn( 20L );
when( nodeStore.openPageCursorForReading( anyLong() ) ).thenReturn( mock( PageCursor.class ) );
mockLabelNodeCount( countStore, 2 );
mockLabelNodeCount( countStore, 6 );
DynamicIndexStoreView storeView = dynamicIndexStoreView();
StoreScan<Exception> storeScan = storeView
.visitNodes( new int[]{2, 6}, propertyKeyIdFilter, propertyUpdateVisitor, labelUpdateVisitor, true );
storeScan.run();
Mockito.verify( nodeStore, times( 1 ) )
.getRecordByCursor( anyLong(), any( NodeRecord.class ), any( RecordLoad.class ), any( PageCursor.class ) );
Mockito.verify( nodeStore, times( 200 ) )
.nextRecordByCursor( any( NodeRecord.class ), any( RecordLoad.class ), any( PageCursor.class ) );
}
代码示例来源:origin: neo4j/neo4j
@Test
public void visitOnlyLabeledNodes() throws Exception
{
LabelScanReader labelScanReader = mock( LabelScanReader.class );
when( labelScanStore.newReader() ).thenReturn( labelScanReader );
when( nodeLabelRanges.maxCount() ).thenReturn( 1L );
PrimitiveLongResourceIterator labeledNodesIterator = PrimitiveLongResourceCollections.iterator( null, 1, 2, 3, 4, 5, 6, 7, 8 );
when( nodeStore.getHighestPossibleIdInUse() ).thenReturn( 200L );
when( nodeStore.getHighId() ).thenReturn( 20L );
when( labelScanReader.nodesWithAnyOfLabels( new int[] {2, 6} ) ).thenReturn( labeledNodesIterator );
when( nodeStore.openPageCursorForReading( anyLong() ) ).thenReturn( mock( PageCursor.class ) );
mockLabelNodeCount( countStore, 2 );
mockLabelNodeCount( countStore, 6 );
DynamicIndexStoreView storeView = dynamicIndexStoreView();
StoreScan<Exception> storeScan = storeView
.visitNodes( new int[]{2, 6}, propertyKeyIdFilter, propertyUpdateVisitor, labelUpdateVisitor, false );
storeScan.run();
Mockito.verify( nodeStore, times( 8 ) )
.getRecordByCursor( anyLong(), any( NodeRecord.class ), any( RecordLoad.class ), any( PageCursor.class ) );
}
代码示例来源:origin: neo4j/neo4j
try ( PageCursor cursor = nodeStore.openPageCursorForReading( 0 );
PageCursor propertyCursor = propertyStore.openPageCursorForReading( 0 ) )
代码示例来源:origin: org.neo4j/neo4j-kernel
private PageCursor nodePage( long reference )
{
return read.openPageCursorForReading( reference );
}
代码示例来源:origin: org.neo4j/neo4j-kernel
NodeSetFirstGroupStep( StageControl control, Configuration config, NodeStore nodeStore, ByteArray cache )
{
super( control, "FIRST", config, 1 );
this.cache = cache;
this.batchSize = config.batchSize();
this.nodeStore = nodeStore;
this.nodeCursor = nodeStore.openPageCursorForReading( 0 );
newBatch();
}
代码示例来源:origin: org.neo4j/neo4j-kernel
try ( PageCursor cursor = nodeStore.openPageCursorForReading( 0 );
PageCursor propertyCursor = propertyStore.openPageCursorForReading( 0 ) )
内容来源于网络,如有侵权,请联系作者删除!