Class

com.datastax.spark.connector.mapper

DataFrameColumnMapper

Related Doc: package mapper

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class DataFrameColumnMapper[T] extends ColumnMapper[T]

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ColumnMapper[T], AnyRef, Any
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  1. DataFrameColumnMapper
  2. ColumnMapper
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Instance Constructors

  1. new DataFrameColumnMapper(structType: StructType)

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Value Members

  1. final def !=(arg0: Any): Boolean

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    AnyRef → Any
  2. final def ##(): Int

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  3. final def ==(arg0: Any): Boolean

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  4. final def asInstanceOf[T0]: T0

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  5. def clone(): AnyRef

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    protected[java.lang]
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    @throws( ... )
  6. def columnMapForReading(struct: StructDef, selectedColumns: IndexedSeq[ColumnRef]): ColumnMapForReading

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    Provides a mapping between given table or UDT and properties of type T, useful for creating objects of type T.

    Provides a mapping between given table or UDT and properties of type T, useful for creating objects of type T. Throws IllegalArgumentException if selectedColumns does not provide some columns needed to instantiate object of type T

    Definition Classes
    DataFrameColumnMapperColumnMapper
  7. def columnMapForWriting(struct: StructDef, selectedColumns: IndexedSeq[ColumnRef]): ColumnMapForWriting

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    Provides a mapping between given table or UDT and properties of type T, useful for reading property values of type T and writing them to Cassandra.

    Provides a mapping between given table or UDT and properties of type T, useful for reading property values of type T and writing them to Cassandra. Throws IllegalArgumentException if selectedColumns contains some columns that don't have matching getters.

    Definition Classes
    DataFrameColumnMapperColumnMapper
  8. final def eq(arg0: AnyRef): Boolean

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  9. def equals(arg0: Any): Boolean

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  10. def finalize(): Unit

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    @throws( classOf[java.lang.Throwable] )
  11. final def getClass(): Class[_]

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  12. def hashCode(): Int

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  13. final def isInstanceOf[T0]: Boolean

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  14. final def ne(arg0: AnyRef): Boolean

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  15. def newTable(keyspaceName: String, tableName: String, protocolVersion: ProtocolVersion = ProtocolVersion.NEWEST_SUPPORTED): TableDef

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    Provides a definition of the table that class T could be saved to.

    Provides a definition of the table that class T could be saved to.

    Definition Classes
    DataFrameColumnMapperColumnMapper
  16. final def notify(): Unit

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  17. final def notifyAll(): Unit

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  18. final def synchronized[T0](arg0: ⇒ T0): T0

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  19. def toString(): String

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  20. final def wait(): Unit

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    @throws( ... )
  21. final def wait(arg0: Long, arg1: Int): Unit

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  22. final def wait(arg0: Long): Unit

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Inherited from ColumnMapper[T]

Inherited from AnyRef

Inherited from Any

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