Package org.apache.flink.api.common.typeinfo

Class TypeDescriptors

java.lang.Object

org.apache.flink.api.common.typeinfo.TypeDescriptors

All Implemented Interfaces:

Serializable

@Experimental
public class TypeDescriptors
extends Object
implements Serializable

Descriptor interface to create TypeInformation instances.

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
static TypeDescriptor<Boolean>	BOOLEAN
static TypeDescriptor<Byte>	BYTE
static TypeDescriptor<Character>	CHAR
static TypeDescriptor<Double>	DOUBLE
static TypeDescriptor<Float>	FLOAT
static TypeDescriptor<Integer>	INT
static TypeDescriptor<Long>	LONG
static TypeDescriptor<Short>	SHORT
static TypeDescriptor<String>	STRING

Constructor Summary

Constructors

Constructor	Description
TypeDescriptors()

Method Summary

Modifier and Type	Method	Description
static <T> TypeDescriptor<List<T>>	list(TypeDescriptor<T> elementTypeDescriptor)
static <K,V> TypeDescriptor<Map<K,V>>	map(TypeDescriptor<K> keyTypeDescriptor, TypeDescriptor<V> valueTypeDescriptor)
static <T> TypeDescriptor<T>	value(TypeDescriptor<T> typeDescriptor)

Methods inherited from class java.lang.Object

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

Field Detail

STRING

public static final TypeDescriptor<String> STRING

INT

public static final TypeDescriptor<Integer> INT

BOOLEAN

public static final TypeDescriptor<Boolean> BOOLEAN

LONG

public static final TypeDescriptor<Long> LONG

BYTE

public static final TypeDescriptor<Byte> BYTE

SHORT

public static final TypeDescriptor<Short> SHORT

DOUBLE

public static final TypeDescriptor<Double> DOUBLE

FLOAT

public static final TypeDescriptor<Float> FLOAT

CHAR

public static final TypeDescriptor<Character> CHAR

Constructor Detail

TypeDescriptors

public TypeDescriptors()

Method Detail

value

public static <T> TypeDescriptor<T> value(TypeDescriptor<T> typeDescriptor)
                                   throws ReflectiveOperationException

Throws:

ReflectiveOperationException

map

public static <K,V> TypeDescriptor<Map<K,V>> map(TypeDescriptor<K> keyTypeDescriptor,
                                                             TypeDescriptor<V> valueTypeDescriptor)
                                                      throws ReflectiveOperationException

Throws:

ReflectiveOperationException

list

public static <T> TypeDescriptor<List<T>> list(TypeDescriptor<T> elementTypeDescriptor)
                                        throws ReflectiveOperationException

Throws:

ReflectiveOperationException