com.asakusafw.directio.hive.parquet.v2

Enum StringValueDrivers

java.lang.Object

java.lang.Enum<StringValueDrivers>

com.asakusafw.directio.hive.parquet.v2.StringValueDrivers

All Implemented Interfaces:

ParquetValueDriver, Serializable, Comparable<StringValueDrivers>

public enum StringValueDrivers
extends Enum<StringValueDrivers>
implements ParquetValueDriver

Converts between ValueOption and string (binary).

Since:

0.7.0

Version:

0.7.2

Enum Constant Summary

Enum Constants

Enum Constant and Description
DATE DateOption.
DATETIME DateTimeOption.
DECIMAL DecimalOption.

Method Summary

Modifier and Type	Method and Description
static ParquetValueDriver	find(Class<?> valueClass) Returns a ParquetValueDriver for the specified type.
org.apache.parquet.schema.Type	getType(String name) Returns a parquet data type for this driver.
static StringValueDrivers	valueOf(String name) Returns the enum constant of this type with the specified name.
static StringValueDrivers[]	values() Returns an array containing the constants of this enum type, in the order they are declared.

Methods inherited from class java.lang.Enum

clone, compareTo, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface com.asakusafw.directio.hive.parquet.v2.ParquetValueDriver

getConverter, getWriter

Enum Constant Detail

DECIMAL

public static final StringValueDrivers DECIMAL

DecimalOption.

DATE

public static final StringValueDrivers DATE

DateOption.

DATETIME

public static final StringValueDrivers DATETIME

DateTimeOption.

Method Detail

values

public static StringValueDrivers[] values()

Returns an array containing the constants of this enum type, in the order they are declared. This method may be used to iterate over the constants as follows:

for (StringValueDrivers c : StringValueDrivers.values())
    System.out.println(c);

Returns:

an array containing the constants of this enum type, in the order they are declared

valueOf

public static StringValueDrivers valueOf(String name)

Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)

Parameters:

name - the name of the enum constant to be returned.

Returns:

the enum constant with the specified name

Throws:

IllegalArgumentException - if this enum type has no constant with the specified name

NullPointerException - if the argument is null

getType

public org.apache.parquet.schema.Type getType(String name)

Description copied from interface: ParquetValueDriver

Returns a parquet data type for this driver.

Specified by:

getType in interface ParquetValueDriver

Parameters:

name - the field name

Returns:

the related type

find

public static ParquetValueDriver find(Class<?> valueClass)

Returns a ParquetValueDriver for the specified type.

Parameters:

valueClass - the ValueOption type

Returns:

the corresponded ParquetValueDriver, or null if it is not found