org.apache.hadoop.hbase.mapred

类 TableSplit

java.lang.Object

org.apache.hadoop.hbase.mapred.TableSplit

所有已实现的接口:

Comparable<TableSplit>, org.apache.hadoop.io.Writable, org.apache.hadoop.mapred.InputSplit

@InterfaceAudience.Public
@InterfaceStability.Stable
public class TableSplit
extends Object
implements org.apache.hadoop.mapred.InputSplit, Comparable<TableSplit>

A table split corresponds to a key range [low, high)

构造器概要

构造器

构造器和说明
TableSplit() default constructor
TableSplit(byte[] tableName, byte[] startRow, byte[] endRow, String location)
TableSplit(TableName tableName, byte[] startRow, byte[] endRow, String location) Constructor

方法概要

方法

限定符和类型	方法和说明
int	compareTo(TableSplit o)
boolean	equals(Object o)
byte[]	getEndRow()
long	getLength()
String[]	getLocations()
String	getRegionLocation()
byte[]	getStartRow()
TableName	getTable()
byte[]	getTableName()
int	hashCode()
void	readFields(DataInput in)
String	toString()
void	write(DataOutput out)

从类继承的方法 java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

构造器详细资料

TableSplit

public TableSplit()

default constructor

TableSplit

public TableSplit(TableName tableName,
          byte[] startRow,
          byte[] endRow,
          String location)

Constructor

参数:

tableName -

startRow -

endRow -

location -

TableSplit

public TableSplit(byte[] tableName,
          byte[] startRow,
          byte[] endRow,
          String location)

方法详细资料

getTable

public TableName getTable()

返回:

table name

getTableName

public byte[] getTableName()

返回:

table name

getStartRow

public byte[] getStartRow()

返回:

starting row key

getEndRow

public byte[] getEndRow()

返回:

end row key

getRegionLocation

public String getRegionLocation()

返回:

the region's hostname

getLocations

public String[] getLocations()

指定者:

getLocations 在接口中 org.apache.hadoop.mapred.InputSplit

getLength

public long getLength()

指定者:

getLength 在接口中 org.apache.hadoop.mapred.InputSplit

readFields

public void readFields(DataInput in)
                throws IOException

指定者:

readFields 在接口中 org.apache.hadoop.io.Writable

抛出:

IOException

write

public void write(DataOutput out)
           throws IOException

指定者:

write 在接口中 org.apache.hadoop.io.Writable

抛出:

IOException

toString

public String toString()

覆盖:

toString 在类中 Object

compareTo

public int compareTo(TableSplit o)

指定者:

compareTo 在接口中 Comparable<TableSplit>

equals

public boolean equals(Object o)

覆盖:

equals 在类中 Object

hashCode

public int hashCode()

覆盖:

hashCode 在类中 Object