@Public public class NothingTypeInfo extends TypeInformation<Nothing>
Nothing
type.Constructor and Description |
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NothingTypeInfo() |
Modifier and Type | Method and Description |
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boolean |
canEqual(Object obj)
Returns true if the given object can be equaled with this object.
|
TypeSerializer<Nothing> |
createSerializer(ExecutionConfig executionConfig)
Creates a serializer for the type.
|
boolean |
equals(Object obj) |
int |
getArity()
Gets the arity of this type - the number of fields without nesting.
|
int |
getTotalFields()
Gets the number of logical fields in this type.
|
Class<Nothing> |
getTypeClass()
Gets the class of the type represented by this type information.
|
int |
hashCode() |
boolean |
isBasicType()
Checks if this type information represents a basic type.
|
boolean |
isKeyType()
Checks whether this type can be used as a key.
|
boolean |
isTupleType()
Checks if this type information represents a Tuple type.
|
String |
toString() |
getGenericParameters, isSortKeyType, of, of
@PublicEvolving public boolean isBasicType()
TypeInformation
BasicTypeInfo
and are primitives, their boxing types,
Strings, Date, Void, ...isBasicType
in class TypeInformation<Nothing>
@PublicEvolving public boolean isTupleType()
TypeInformation
isTupleType
in class TypeInformation<Nothing>
@PublicEvolving public int getArity()
TypeInformation
getArity
in class TypeInformation<Nothing>
@PublicEvolving public int getTotalFields()
TypeInformation
The total number of fields must be at least 1.
getTotalFields
in class TypeInformation<Nothing>
@PublicEvolving public Class<Nothing> getTypeClass()
TypeInformation
getTypeClass
in class TypeInformation<Nothing>
@PublicEvolving public boolean isKeyType()
TypeInformation
isKeyType
in class TypeInformation<Nothing>
@PublicEvolving public TypeSerializer<Nothing> createSerializer(ExecutionConfig executionConfig)
TypeInformation
createSerializer
in class TypeInformation<Nothing>
executionConfig
- The config used to parameterize the serializer.public String toString()
toString
in class TypeInformation<Nothing>
public boolean equals(Object obj)
equals
in class TypeInformation<Nothing>
public int hashCode()
hashCode
in class TypeInformation<Nothing>
public boolean canEqual(Object obj)
TypeInformation
canEqual
in class TypeInformation<Nothing>
obj
- Object which wants to take part in the equality relationCopyright © 2014–2019 The Apache Software Foundation. All rights reserved.