smile.data.vector

Interface IntVector

All Superinterfaces:

BaseVector<java.lang.Integer,java.lang.Integer,java.util.stream.IntStream>, java.io.Serializable

public interface IntVector
extends BaseVector<java.lang.Integer,java.lang.Integer,java.util.stream.IntStream>

An immutable integer vector.

Method Summary

Modifier and Type	Method and Description
int[]	array() Returns the array that backs this vector.
IntVector	get(int... index) Returns a new vector with selected entries.
default byte	getByte(int i) Returns the byte value at position i.
default double	getDouble(int i) Returns the double value at position i.
default float	getFloat(int i) Returns the float value at position i.
default long	getLong(int i) Returns the long value at position i.
default short	getShort(int i) Returns the short value at position i.
static IntVector	of(java.lang.String name, int[] vector) Creates a named integer vector.
static IntVector	of(java.lang.String name, java.util.stream.IntStream stream) Creates a named integer vector.
static IntVector	of(StructField field, int[] vector) Creates a named integer vector.
static IntVector	of(StructField field, java.util.stream.IntStream stream) Creates a named integer vector.
default java.lang.String	toString(int n) Returns the string representation of vector.
default DataType	type() Returns the element type.

Methods inherited from interface smile.data.vector.BaseVector

apply, apply, field, get, getInt, measure, name, size, stream, toDoubleArray, toDoubleArray, toIntArray, toIntArray, toStringArray, toStringArray

Method Detail

type

default DataType type()

Description copied from interface: BaseVector

Returns the element type.

Specified by:

type in interface BaseVector<java.lang.Integer,java.lang.Integer,java.util.stream.IntStream>

array

int[] array()

Description copied from interface: BaseVector

Returns the array that backs this vector. This is mostly for smile internal use for high performance. The application developers should not use this method.

Specified by:

array in interface BaseVector<java.lang.Integer,java.lang.Integer,java.util.stream.IntStream>

get

IntVector get(int... index)

Description copied from interface: BaseVector

Returns a new vector with selected entries.

Specified by:

get in interface BaseVector<java.lang.Integer,java.lang.Integer,java.util.stream.IntStream>

Parameters:

index - the index of selected entries.

getByte

default byte getByte(int i)

Description copied from interface: BaseVector

Returns the byte value at position i.

Specified by:

getByte in interface BaseVector<java.lang.Integer,java.lang.Integer,java.util.stream.IntStream>

getShort

default short getShort(int i)

Description copied from interface: BaseVector

Returns the short value at position i.

Specified by:

getShort in interface BaseVector<java.lang.Integer,java.lang.Integer,java.util.stream.IntStream>

getLong

default long getLong(int i)

Description copied from interface: BaseVector

Returns the long value at position i.

Specified by:

getLong in interface BaseVector<java.lang.Integer,java.lang.Integer,java.util.stream.IntStream>

getFloat

default float getFloat(int i)

Description copied from interface: BaseVector

Returns the float value at position i.

Specified by:

getFloat in interface BaseVector<java.lang.Integer,java.lang.Integer,java.util.stream.IntStream>

getDouble

default double getDouble(int i)

Description copied from interface: BaseVector

Returns the double value at position i.

Specified by:

getDouble in interface BaseVector<java.lang.Integer,java.lang.Integer,java.util.stream.IntStream>

toString

default java.lang.String toString(int n)

Returns the string representation of vector.

Parameters:

n - Number of elements to show

of

static IntVector of(java.lang.String name,
                    int[] vector)

Creates a named integer vector.

Parameters:

name - the name of vector.

vector - the data of vector.

of

static IntVector of(java.lang.String name,
                    java.util.stream.IntStream stream)

Creates a named integer vector.

Parameters:

name - the name of vector.

stream - the data stream of vector.

of

static IntVector of(StructField field,
                    int[] vector)

Creates a named integer vector.

Parameters:

field - the struct field of vector.

vector - the data of vector.

of

static IntVector of(StructField field,
                    java.util.stream.IntStream stream)

Creates a named integer vector.

Parameters:

field - the struct field of vector.

stream - the data stream of vector.