Package io.hgraphdb.gelly

Class HBaseElementInputFormat<T extends org.apache.flink.api.java.tuple.Tuple>

java.lang.Object

org.apache.flink.api.common.io.RichInputFormat<T,org.apache.flink.connector.hbase.source.TableInputSplit>

org.apache.flink.connector.hbase2.source.AbstractTableInputFormat<T>

io.hgraphdb.gelly.HBaseElementInputFormat<T>

All Implemented Interfaces:

Serializable, org.apache.flink.api.common.io.InputFormat<T,org.apache.flink.connector.hbase.source.TableInputSplit>, org.apache.flink.core.io.InputSplitSource<org.apache.flink.connector.hbase.source.TableInputSplit>

Direct Known Subclasses:

HBaseEdgeInputFormat, HBaseVertexInputFormat

public abstract class HBaseElementInputFormat<T extends org.apache.flink.api.java.tuple.Tuple>
extends org.apache.flink.connector.hbase2.source.AbstractTableInputFormat<T>

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
protected ElementType	elementType
protected HBaseGraph	graph
protected HBaseGraphConfiguration	hConf
protected String	propertyName

Fields inherited from class org.apache.flink.connector.hbase2.source.AbstractTableInputFormat

connection, currentRow, endReached, LOG, regionLocator, resultScanner, scan, scannedRows, serializedConfig, table

Constructor Summary

Constructors

Constructor	Description
HBaseElementInputFormat(HBaseGraphConfiguration hConf, ElementType elementType, String propertyName)

Method Summary

Modifier and Type	Method	Description
void	closeInputFormat()
void	configure(org.apache.flink.configuration.Configuration parameters)
HBaseGraphConfiguration	getConfiguration()
ElementType	getElementType()
HBaseGraph	getGraph()
String	getPropertyName()
protected org.apache.hadoop.hbase.client.Scan	getScanner()
org.apache.hadoop.hbase.client.Table	getTable()
String	getTableName()
protected void	initTable()
boolean	isMock()
protected abstract T	mapResultToOutType(org.apache.hadoop.hbase.client.Result r)

Methods inherited from class org.apache.flink.connector.hbase2.source.AbstractTableInputFormat

close, closeTable, createInputSplits, getConnection, getHadoopConfiguration, getInputSplitAssigner, getStatistics, includeRegionInScan, nextRecord, open, reachedEnd

Methods inherited from class org.apache.flink.api.common.io.RichInputFormat

getRuntimeContext, openInputFormat, setRuntimeContext

Methods inherited from class java.lang.Object

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

Field Detail

hConf

protected final HBaseGraphConfiguration hConf

elementType

protected final ElementType elementType

propertyName

protected final String propertyName

graph

protected transient HBaseGraph graph

Constructor Detail

HBaseElementInputFormat

public HBaseElementInputFormat(HBaseGraphConfiguration hConf,
                               ElementType elementType,
                               String propertyName)

Method Detail

getConfiguration

public HBaseGraphConfiguration getConfiguration()

isMock

public boolean isMock()

getElementType

public ElementType getElementType()

getPropertyName

public String getPropertyName()

getGraph

public HBaseGraph getGraph()

getTable

public org.apache.hadoop.hbase.client.Table getTable()

initTable

protected void initTable()
                  throws IOException

Specified by:

initTable in class org.apache.flink.connector.hbase2.source.AbstractTableInputFormat<T extends org.apache.flink.api.java.tuple.Tuple>

Throws:

IOException

getTableName

public String getTableName()

Specified by:

getTableName in class org.apache.flink.connector.hbase2.source.AbstractTableInputFormat<T extends org.apache.flink.api.java.tuple.Tuple>

getScanner

protected org.apache.hadoop.hbase.client.Scan getScanner()

Specified by:

getScanner in class org.apache.flink.connector.hbase2.source.AbstractTableInputFormat<T extends org.apache.flink.api.java.tuple.Tuple>

configure

public void configure(org.apache.flink.configuration.Configuration parameters)

Specified by:

configure in interface org.apache.flink.api.common.io.InputFormat<T extends org.apache.flink.api.java.tuple.Tuple,org.apache.flink.connector.hbase.source.TableInputSplit>

Overrides:

configure in class org.apache.flink.connector.hbase2.source.AbstractTableInputFormat<T extends org.apache.flink.api.java.tuple.Tuple>

mapResultToOutType

protected abstract T mapResultToOutType(org.apache.hadoop.hbase.client.Result r)

Specified by:

mapResultToOutType in class org.apache.flink.connector.hbase2.source.AbstractTableInputFormat<T extends org.apache.flink.api.java.tuple.Tuple>

closeInputFormat

public void closeInputFormat()
                      throws IOException

Overrides:

closeInputFormat in class org.apache.flink.api.common.io.RichInputFormat<T extends org.apache.flink.api.java.tuple.Tuple,org.apache.flink.connector.hbase.source.TableInputSplit>

Throws:

IOException