org.kitesdk.data.spi

Class PartitionStrategyParser

java.lang.Object

org.kitesdk.data.spi.PartitionStrategyParser

public class PartitionStrategyParser
extends Object

Parses a PartitionStrategy from JSON representation.

 [
   { "type": "provided", "name": "version", "values": "int" }
   { "type": "identity", "source": "id", "name": "id" },
   { "type": "year", "source": "created" },
   { "type": "month", "source": "created" },
   { "type": "day", "source": "created" }
 ]
 

Constructor Summary

Constructors

Constructor and Description
PartitionStrategyParser()

Method Summary

Methods

Modifier and Type	Method and Description
static Schema	embedPartitionStrategy(Schema schema, PartitionStrategy strategy)
static boolean	hasEmbeddedStrategy(Schema schema)
static PartitionStrategy	parse(File file) Parses a PartitionStrategy from a File
static PartitionStrategy	parse(InputStream in) Parses a PartitionStrategy from an input stream
static PartitionStrategy	parse(String json) Parses a PartitionStrategy from a JSON string.
static PartitionStrategy	parseFromSchema(Schema schema)
static Schema	removeEmbeddedStrategy(Schema schema)
static String	toString(PartitionStrategy strategy, boolean pretty)

Methods inherited from class java.lang.Object

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

Constructor Detail

PartitionStrategyParser

public PartitionStrategyParser()

Method Detail

parse

public static PartitionStrategy parse(String json)

Parses a PartitionStrategy from a JSON string.

Parameters:

json - The JSON string

Returns:

The PartitionStrategy.

parse

public static PartitionStrategy parse(File file)

Parses a PartitionStrategy from a File

Parameters:

file - The File that contains the PartitionStrategy in JSON format.

Returns:

The PartitionStrategy.

parse

public static PartitionStrategy parse(InputStream in)

Parses a PartitionStrategy from an input stream

Parameters:

in - The input stream that contains the PartitionStrategy in JSON format.

Returns:

The PartitionStrategy.

hasEmbeddedStrategy

public static boolean hasEmbeddedStrategy(Schema schema)

parseFromSchema

public static PartitionStrategy parseFromSchema(Schema schema)

removeEmbeddedStrategy

public static Schema removeEmbeddedStrategy(Schema schema)

embedPartitionStrategy

public static Schema embedPartitionStrategy(Schema schema,
                            PartitionStrategy strategy)

toString

public static String toString(PartitionStrategy strategy,
              boolean pretty)