alluxio.job.plan.transform

Class PartitionInfo

java.lang.Object

alluxio.job.plan.transform.PartitionInfo

All Implemented Interfaces:

Serializable

public class PartitionInfo
extends Object
implements Serializable

Metadata about a partition in Alluxio catalog service.

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
static String	PARQUET_COMPRESSION Key in Serde Properties to denote parquet compression method.

Constructor Summary

Constructors

Constructor and Description
PartitionInfo(String serdeClass, String inputFormatClass, HashMap<String,String> serdeProperties, HashMap<String,String> tableProperties, ArrayList<FieldSchema> fields)

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object obj)
ArrayList<FieldSchema>	getFields()
Format	getFormat(String filename)
String	getInputFormatClass()
String	getSerdeClass()
HashMap<String,String>	getSerdeProperties()
HashMap<String,String>	getTableProperties()
int	hashCode()
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

PARQUET_COMPRESSION

public static final String PARQUET_COMPRESSION

Key in Serde Properties to denote parquet compression method.

See Also:

Constant Field Values

Constructor Detail

PartitionInfo

public PartitionInfo(String serdeClass,
                     String inputFormatClass,
                     HashMap<String,String> serdeProperties,
                     HashMap<String,String> tableProperties,
                     ArrayList<FieldSchema> fields)

Parameters:

serdeClass - the full serde class name

inputFormatClass - the full input format class name

serdeProperties - the serde Properties

tableProperties - the table Properties

fields - the fields

Method Detail

getFormat

public Format getFormat(String filename)
                 throws IOException

Parameters:

filename - the filename

Returns:

the format of the files in the partition

Throws:

IOException - when failed to determine format

getInputFormatClass

public String getInputFormatClass()

Returns:

the input format class name

getSerdeClass

public String getSerdeClass()

Returns:

the serde class name

getSerdeProperties

public HashMap<String,String> getSerdeProperties()

Returns:

the serde properties

getTableProperties

public HashMap<String,String> getTableProperties()

Returns:

the table properties

getFields

public ArrayList<FieldSchema> getFields()

Returns:

the fields

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object