Attribute

abstract def attrType: AttributeType

Attribute type.

abstract def index: Option[Int]

Index of the attribute.

abstract def isNominal: Boolean

Tests whether this attribute is nominal, true for NominalAttribute and BinaryAttribute.

abstract def isNumeric: Boolean

Tests whether this attribute is numeric, true for NumericAttribute and BinaryAttribute.

abstract def name: Option[String]

Name of the attribute.

abstract def withIndex(index: Int): Attribute

Copy with a new index.

abstract def withName(name: String): Attribute

Copy with a new name.

abstract def withoutIndex: Attribute

Copy without the index.

abstract def withoutName: Attribute

Copy without the name.

final def !=(arg0: Any): Boolean

final def ##(): Int

final def ==(arg0: Any): Boolean

final def asInstanceOf[T0]: T0

def clone(): AnyRef

final def eq(arg0: AnyRef): Boolean

def equals(arg0: Any): Boolean

def finalize(): Unit

final def getClass(): Class[_]

def hashCode(): Int

final def isInstanceOf[T0]: Boolean

final def ne(arg0: AnyRef): Boolean

final def notify(): Unit

final def notifyAll(): Unit

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

def toMetadata(): Metadata

Converts to ML metadata

def toMetadata(existingMetadata: Metadata): Metadata

Converts to ML metadata with some existing metadata.

def toString(): String

def toStructField(): StructField

Converts to a StructField.

def toStructField(existingMetadata: Metadata): StructField

Converts to a StructField with some existing metadata.

final def wait(): Unit

final def wait(arg0: Long, arg1: Int): Unit

final def wait(arg0: Long): Unit