org.apache.lens.cube.metadata

Class Dimension

java.lang.Object

org.apache.lens.cube.metadata.AbstractCubeTable

org.apache.lens.cube.metadata.AbstractBaseTable

org.apache.lens.cube.metadata.Dimension

All Implemented Interfaces:

Named

public class Dimension
extends AbstractBaseTable

Constructor Summary

Constructors

Constructor and Description
Dimension(String name, Set<CubeDimAttribute> attributes)
Dimension(String name, Set<CubeDimAttribute> attributes, Map<String,String> properties, double weight)
Dimension(String name, Set<CubeDimAttribute> attributes, Set<ExprColumn> exprs, Map<String,String> dimProps, long weight)
Dimension(String name, Set<CubeDimAttribute> attributes, Set<ExprColumn> expressions, Set<JoinChain> joinChains, Map<String,String> properties, double weight)
Dimension(org.apache.hadoop.hive.ql.metadata.Table tbl)

Method Summary

Methods

Modifier and Type	Method and Description
void	addProperties()
void	alterAttribute(CubeDimAttribute attribute) Alters the attribute if already existing or just adds if it is new attribute
boolean	equals(Object obj)
Set<String>	getAllFieldNames()
CubeDimAttribute	getAttributeByName(String attr)
Set<String>	getAttributeNames()
Set<CubeDimAttribute>	getAttributes()
static Set<CubeDimAttribute>	getAttributes(String name, Map<String,String> props)
CubeColumn	getColumnByName(String column)
Set<String>	getStorages()
CubeTableType	getTableType()
String	getTimedDimension()
int	hashCode()
void	removeAttribute(String attrName) Remove the dimension with name specified

Methods inherited from class org.apache.lens.cube.metadata.AbstractBaseTable

alterExpression, alterJoinChain, getChainByName, getChainMap, getExpressionByName, getExpressionNames, getExpressions, getExprMap, getJoinChainNames, getJoinChains, removeExpression, removeJoinChain, setJoinChainProperties

Methods inherited from class org.apache.lens.cube.metadata.AbstractCubeTable

addProperties, alterWeight, getColumns, getName, getProperties, getWeight, removeProperty, toString, weight

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

Dimension

public Dimension(String name,
         Set<CubeDimAttribute> attributes)

Dimension

public Dimension(String name,
         Set<CubeDimAttribute> attributes,
         Map<String,String> properties,
         double weight)

Dimension

public Dimension(String name,
         Set<CubeDimAttribute> attributes,
         Set<ExprColumn> expressions,
         Set<JoinChain> joinChains,
         Map<String,String> properties,
         double weight)

Dimension

public Dimension(org.apache.hadoop.hive.ql.metadata.Table tbl)

Dimension

public Dimension(String name,
         Set<CubeDimAttribute> attributes,
         Set<ExprColumn> exprs,
         Map<String,String> dimProps,
         long weight)

Method Detail

getAttributes

public Set<CubeDimAttribute> getAttributes()

getTableType

public CubeTableType getTableType()

Specified by:

getTableType in class AbstractCubeTable

getStorages

public Set<String> getStorages()

Overrides:

getStorages in class AbstractBaseTable

addProperties

public void addProperties()

Overrides:

addProperties in class AbstractBaseTable

getAttributes

public static Set<CubeDimAttribute> getAttributes(String name,
                                  Map<String,String> props)

hashCode

public int hashCode()

Overrides:

hashCode in class AbstractBaseTable

equals

public boolean equals(Object obj)

Overrides:

equals in class AbstractBaseTable

getAttributeByName

public CubeDimAttribute getAttributeByName(String attr)

getColumnByName

public CubeColumn getColumnByName(String column)

Overrides:

getColumnByName in class AbstractBaseTable

alterAttribute

public void alterAttribute(CubeDimAttribute attribute)
                    throws org.apache.hadoop.hive.ql.metadata.HiveException

Alters the attribute if already existing or just adds if it is new attribute

Parameters:

attribute -

Throws:

org.apache.hadoop.hive.ql.metadata.HiveException

removeAttribute

public void removeAttribute(String attrName)

Remove the dimension with name specified

Parameters:

attrName -

getTimedDimension

public String getTimedDimension()

Returns:

the timedDimension

getAttributeNames

public Set<String> getAttributeNames()

getAllFieldNames

public Set<String> getAllFieldNames()

Overrides:

getAllFieldNames in class AbstractBaseTable