LeapFrame

Abstract Value Members

abstract def dataset: Dataset

Get the dataset.
Get the dataset.
returns
dataset
abstract def lf: LF

Get this as underlying implementation.
Get this as underlying implementation.
returns
this as underlying implementation

Attributes
protected
abstract def schema: StructType

Get the schema.
Get the schema.
returns
schema
abstract def withSchemaAndDataset(schema: StructType, dataset: Dataset): LF

Creates a new instance of this LeapFrame with new schema and dataset.
Creates a new instance of this LeapFrame with new schema and dataset.
schema
new schema
dataset
new dataset
returns
new leap frame with schema and dataset

Attributes
protected

Concrete Value Members

final def !=(arg0: Any): Boolean

Definition Classes
AnyRef → Any
final def ##(): Int

Definition Classes
AnyRef → Any
final def ==(arg0: Any): Boolean

Definition Classes
AnyRef → Any
final def asInstanceOf[T0]: T0

Definition Classes
Any
def clone(): AnyRef

Attributes
protected[java.lang]
Definition Classes
AnyRef
Annotations
@throws( ... )
def dropField(name: String): Try[LF]

Try to drop a field from the LeapFrame.
Try to drop a field from the LeapFrame.
Returns a Failure if the field does not exist.
name
name of field to drop
returns
try new LeapFrame with field dropped
final def eq(arg0: AnyRef): Boolean

Definition Classes
AnyRef
def equals(arg0: Any): Boolean

Definition Classes
AnyRef → Any
def finalize(): Unit

Attributes
protected[java.lang]
Definition Classes
AnyRef
Annotations
@throws( classOf[java.lang.Throwable] )
final def getClass(): Class[_]

Definition Classes
AnyRef → Any
def hashCode(): Int

Definition Classes
AnyRef → Any
final def isInstanceOf[T0]: Boolean

Definition Classes
Any
final def ne(arg0: AnyRef): Boolean

Definition Classes
AnyRef
final def notify(): Unit

Definition Classes
AnyRef
final def notifyAll(): Unit

Definition Classes
AnyRef
def printSchema(out: PrintStream): Unit

Print the schema to a PrintStream.
Print the schema to a PrintStream.
out
print stream to print schema to
def printSchema(): Unit

Print the schema to standard output.
def select(fieldNames: String*): Try[LF]

Try to select fields to create a new LeapFrame.
Try to select fields to create a new LeapFrame.
Returns a Failure if attempting to select any fields that don't exist.
fieldNames
field names to select
returns
try new LeapFrame with selected fields
def show(out: PrintStream, n: Int): Unit

Print this leap frame to a PrintStream.
Print this leap frame to a PrintStream.
out
stream to print to
n
number of rows to show
def show(n: Int): Unit

Print this leap frame to standard out.
Print this leap frame to standard out.
n
number of rows to display
def show(out: PrintStream): Unit

Print this leap frame to a PrintStream.
Print this leap frame to a PrintStream.
out
stream to print to
def show(): Unit

Print this leap frame to standard out.
final def synchronized[T0](arg0: ⇒ T0): T0

Definition Classes
AnyRef
def toString(): String

Definition Classes
AnyRef → Any
final def wait(): Unit

Definition Classes
AnyRef
Annotations
@throws( ... )
final def wait(arg0: Long, arg1: Int): Unit

Definition Classes
AnyRef
Annotations
@throws( ... )
final def wait(arg0: Long): Unit

Definition Classes
AnyRef
Annotations
@throws( ... )
def withField(name: String, selectors: Selector*)(udf: UserDefinedFunction): Try[LF]

Try to add a field to the LeapFrame.
Try to add a field to the LeapFrame.
Returns a Failure if trying to add a field that already exists.
name
name of field
selectors
row selectors used to generate inputs to udf
udf
user defined function for calculating field value
returns
try new LeapFrame with new field
def withFields(names: Seq[String], selectors: Selector*)(udf: UserDefinedFunction): Try[LF]
def withOutput(output: String, inputs: Selector*)(udf: UserDefinedFunction): Try[LF]

Definition Classes
LeapFrame → TransformBuilder
def withOutputs(outputs: Seq[String], inputs: Selector*)(udf: UserDefinedFunction): Try[LF]

Definition Classes
LeapFrame → TransformBuilder
def writer(format: String = BuiltinFormats.json)(implicit ct: ClassTag[LF]): FrameWriter

Related Docs: object LeapFrame | package runtime

trait LeapFrame[LF <: LeapFrame[LF]] extends TransformBuilder[LF] with Serializable

Abstract Value Members

abstract def dataset: Dataset

abstract def lf: LF

abstract def schema: StructType

abstract def withSchemaAndDataset(schema: StructType, dataset: Dataset): LF

Concrete Value Members

final def !=(arg0: Any): Boolean

final def ##(): Int

final def ==(arg0: Any): Boolean

final def asInstanceOf[T0]: T0

def clone(): AnyRef

def dropField(name: String): Try[LF]

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

def printSchema(out: PrintStream): Unit

def printSchema(): Unit

def select(fieldNames: String*): Try[LF]

def show(out: PrintStream, n: Int): Unit

def show(n: Int): Unit

def show(out: PrintStream): Unit

def show(): Unit

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

def toString(): String

final def wait(): Unit

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

final def wait(arg0: Long): Unit

def withField(name: String, selectors: Selector*)(udf: UserDefinedFunction): Try[LF]

def withFields(names: Seq[String], selectors: Selector*)(udf: UserDefinedFunction): Try[LF]

def withOutput(output: String, inputs: Selector*)(udf: UserDefinedFunction): Try[LF]

def withOutputs(outputs: Seq[String], inputs: Selector*)(udf: UserDefinedFunction): Try[LF]

def writer(format: String = BuiltinFormats.json)(implicit ct: ClassTag[LF]): FrameWriter

Inherited from TransformBuilder[LF]

Inherited from Serializable

Inherited from Serializable

Inherited from AnyRef

Inherited from Any

Ungrouped