T
- The type of the class represented by this type information.@Public
public class WritableTypeInfo<T extends org.apache.hadoop.io.Writable>
extends org.apache.flink.api.common.typeinfo.TypeInformation<T>
implements org.apache.flink.api.common.typeinfo.AtomicType<T>
Writable
interface. The Writable
interface defines the serialization and deserialization routines for the data type.构造器和说明 |
---|
WritableTypeInfo(Class<T> typeClass) |
限定符和类型 | 方法和说明 |
---|---|
boolean |
canEqual(Object obj) |
org.apache.flink.api.common.typeutils.TypeComparator<T> |
createComparator(boolean sortOrderAscending,
org.apache.flink.api.common.ExecutionConfig executionConfig) |
org.apache.flink.api.common.typeutils.TypeSerializer<T> |
createSerializer(org.apache.flink.api.common.ExecutionConfig executionConfig) |
boolean |
equals(Object obj) |
int |
getArity() |
int |
getTotalFields() |
Class<T> |
getTypeClass() |
int |
hashCode() |
boolean |
isBasicType() |
boolean |
isKeyType() |
boolean |
isTupleType() |
String |
toString() |
@PublicEvolving public org.apache.flink.api.common.typeutils.TypeComparator<T> createComparator(boolean sortOrderAscending, org.apache.flink.api.common.ExecutionConfig executionConfig)
createComparator
在接口中 org.apache.flink.api.common.typeinfo.AtomicType<T extends org.apache.hadoop.io.Writable>
@PublicEvolving public boolean isBasicType()
isBasicType
在类中 org.apache.flink.api.common.typeinfo.TypeInformation<T extends org.apache.hadoop.io.Writable>
@PublicEvolving public boolean isTupleType()
isTupleType
在类中 org.apache.flink.api.common.typeinfo.TypeInformation<T extends org.apache.hadoop.io.Writable>
@PublicEvolving public int getArity()
getArity
在类中 org.apache.flink.api.common.typeinfo.TypeInformation<T extends org.apache.hadoop.io.Writable>
@PublicEvolving public int getTotalFields()
getTotalFields
在类中 org.apache.flink.api.common.typeinfo.TypeInformation<T extends org.apache.hadoop.io.Writable>
@PublicEvolving public Class<T> getTypeClass()
getTypeClass
在类中 org.apache.flink.api.common.typeinfo.TypeInformation<T extends org.apache.hadoop.io.Writable>
@PublicEvolving public boolean isKeyType()
isKeyType
在类中 org.apache.flink.api.common.typeinfo.TypeInformation<T extends org.apache.hadoop.io.Writable>
@PublicEvolving public org.apache.flink.api.common.typeutils.TypeSerializer<T> createSerializer(org.apache.flink.api.common.ExecutionConfig executionConfig)
createSerializer
在类中 org.apache.flink.api.common.typeinfo.TypeInformation<T extends org.apache.hadoop.io.Writable>
public String toString()
toString
在类中 org.apache.flink.api.common.typeinfo.TypeInformation<T extends org.apache.hadoop.io.Writable>
public int hashCode()
hashCode
在类中 org.apache.flink.api.common.typeinfo.TypeInformation<T extends org.apache.hadoop.io.Writable>
public boolean equals(Object obj)
equals
在类中 org.apache.flink.api.common.typeinfo.TypeInformation<T extends org.apache.hadoop.io.Writable>
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