org.apache.flink.api.java.typeutils

Class TupleTypeInfo<T extends Tuple>

java.lang.Object

org.apache.flink.types.TypeInformation<T>

org.apache.flink.api.java.typeutils.TupleTypeInfo<T>

All Implemented Interfaces:

CompositeType<T>

public class TupleTypeInfo<T extends Tuple>
extends TypeInformation<T>
implements CompositeType<T>

Constructor Summary

Constructors

Constructor and Description
TupleTypeInfo(Class<T> tupleType, TypeInformation<?>... types)
TupleTypeInfo(TypeInformation<?>... types)

Method Summary

Methods

Modifier and Type	Method and Description
TypeComparator<T>	createComparator(int[] logicalKeyFields, boolean[] orders)
TupleSerializer<T>	createSerializer()
boolean	equals(Object obj)
int	getArity()
static <X extends Tuple> TupleTypeInfo<X>	getBasicTupleTypeInfo(Class<?>... basicTypes)
<X> TypeInformation<X>	getTypeAt(int pos)
Class<T>	getTypeClass()
int	hashCode()
boolean	isBasicType()
boolean	isKeyType()
boolean	isTupleType()
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

TupleTypeInfo

public TupleTypeInfo(TypeInformation<?>... types)

TupleTypeInfo

public TupleTypeInfo(Class<T> tupleType,
             TypeInformation<?>... types)

Method Detail

isBasicType

public boolean isBasicType()

Specified by:

isBasicType in class TypeInformation<T extends Tuple>

isTupleType

public boolean isTupleType()

Specified by:

isTupleType in class TypeInformation<T extends Tuple>

getArity

public int getArity()

Specified by:

getArity in class TypeInformation<T extends Tuple>

getTypeClass

public Class<T> getTypeClass()

Specified by:

getTypeClass in class TypeInformation<T extends Tuple>

getTypeAt

public <X> TypeInformation<X> getTypeAt(int pos)

isKeyType

public boolean isKeyType()

Specified by:

isKeyType in class TypeInformation<T extends Tuple>

createSerializer

public TupleSerializer<T> createSerializer()

Specified by:

createSerializer in class TypeInformation<T extends Tuple>

createComparator

public TypeComparator<T> createComparator(int[] logicalKeyFields,
                                 boolean[] orders)

Specified by:

createComparator in interface CompositeType<T extends Tuple>

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

getBasicTupleTypeInfo

public static <X extends Tuple> TupleTypeInfo<X> getBasicTupleTypeInfo(Class<?>... basicTypes)