org.apache.hadoop.hive.metastore.partition.spec

Class CompositePartitionSpecProxy

java.lang.Object

org.apache.hadoop.hive.metastore.partition.spec.PartitionSpecProxy

org.apache.hadoop.hive.metastore.partition.spec.CompositePartitionSpecProxy

public class CompositePartitionSpecProxy
extends PartitionSpecProxy

Implementation of PartitionSpecProxy that composes a list of PartitionSpecProxy.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	CompositePartitionSpecProxy.Iterator Iterator to iterate over all Partitions, across all PartitionSpecProxy instances within the Composite.

Nested classes/interfaces inherited from class org.apache.hadoop.hive.metastore.partition.spec.PartitionSpecProxy

PartitionSpecProxy.Factory, PartitionSpecProxy.PartitionIterator, PartitionSpecProxy.SimplePartitionWrapperIterator

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	CompositePartitionSpecProxy(List<PartitionSpec> partitionSpecs)
protected	CompositePartitionSpecProxy(String dbName, String tableName, List<PartitionSpec> partitionSpecs)

Method Summary

Methods

Modifier and Type	Method and Description
String	getDbName() Getter for name of the DB.
PartitionSpecProxy.PartitionIterator	getPartitionIterator() Iterator to the (virtual) sequence of Partitions represented by the PartitionSpec.
String	getTableName() Getter for name of the table.
void	setDbName(String dbName) Setter for name of the DB.
void	setRootLocation(String rootLocation) Setter for the common root-location for all partitions in the PartitionSet.
void	setTableName(String tableName) Setter for name of the table.
int	size() The number of Partition instances represented by the PartitionSpec.
List<PartitionSpec>	toPartitionSpec() Conversion to a org.apache.hadoop.hive.metastore.api.PartitionSpec sequence.

Methods inherited from class java.lang.Object

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

Constructor Detail

CompositePartitionSpecProxy

protected CompositePartitionSpecProxy(List<PartitionSpec> partitionSpecs)

CompositePartitionSpecProxy

protected CompositePartitionSpecProxy(String dbName,
                           String tableName,
                           List<PartitionSpec> partitionSpecs)

Method Detail

size

public int size()

Description copied from class: PartitionSpecProxy

The number of Partition instances represented by the PartitionSpec.

Specified by:

size in class PartitionSpecProxy

Returns:

Number of partitions.

setDbName

public void setDbName(String dbName)

Description copied from class: PartitionSpecProxy

Setter for name of the DB.

Specified by:

setDbName in class PartitionSpecProxy

Parameters:

dbName - The name of the DB.

setTableName

public void setTableName(String tableName)

Description copied from class: PartitionSpecProxy

Setter for name of the table.

Specified by:

setTableName in class PartitionSpecProxy

Parameters:

tableName - The name of the table.

getDbName

public String getDbName()

Description copied from class: PartitionSpecProxy

Getter for name of the DB.

Specified by:

getDbName in class PartitionSpecProxy

Returns:

The name of the DB.

getTableName

public String getTableName()

Description copied from class: PartitionSpecProxy

Getter for name of the table.

Specified by:

getTableName in class PartitionSpecProxy

Returns:

The name of the table.

getPartitionIterator

public PartitionSpecProxy.PartitionIterator getPartitionIterator()

Description copied from class: PartitionSpecProxy

Iterator to the (virtual) sequence of Partitions represented by the PartitionSpec.

Specified by:

getPartitionIterator in class PartitionSpecProxy

Returns:

A PartitionIterator to the beginning of the Partition sequence.

toPartitionSpec

public List<PartitionSpec> toPartitionSpec()

Description copied from class: PartitionSpecProxy

Conversion to a org.apache.hadoop.hive.metastore.api.PartitionSpec sequence.

Specified by:

toPartitionSpec in class PartitionSpecProxy

Returns:

A list of org.apache.hadoop.hive.metastore.api.PartitionSpec instances.

setRootLocation

public void setRootLocation(String rootLocation)
                     throws MetaException

Description copied from class: PartitionSpecProxy

Setter for the common root-location for all partitions in the PartitionSet.

Specified by:

setRootLocation in class PartitionSpecProxy

Parameters:

rootLocation - The new common root-location.

Throws:

MetaException