Index

A B C D E F G H I L M O P R S T U V
All Classes and Interfaces|All Packages

A

adapt(Iterator) - Static method in interface uk.co.parnmatt.vector.util.Iterator

Return an iterator that reuses iterator if it is already one, otherwise wraps it

allocate() - Method in interface uk.co.parnmatt.vector.reader.Buffers

Allocate a buffer configured with this specification

as(ElementType) - Method in class uk.co.parnmatt.vector.reader.VectorReader.Decoding

Read vectors of the given element type.

B

Buffers - Interface in uk.co.parnmatt.vector.reader

A strategy for allocating the ByteBuffer into which records are read

bytes() - Method in class uk.co.parnmatt.vector.reader.VectorReader.Decoding

Deprecated, for removal: This API element is subject to removal in a future version.

use VectorReader.Decoding.as(ElementType) with ElementType.INT8 instead

bytes(byte[]) - Static method in interface uk.co.parnmatt.vector.reader.Source

An in-memory array of bytes.

bytes(Path) - Static method in class uk.co.parnmatt.vector.reader.VectorFileIterators

Reads byte vectors from a file

bytesToFloats(byte...) - Static method in class uk.co.parnmatt.vector.convert.VectorConverters

Converts a byte vector into a float vector

C

channel(ReadableByteChannel) - Static method in interface uk.co.parnmatt.vector.reader.Source

An already-open channel, passed through unchanged.

close() - Method in interface uk.co.parnmatt.vector.util.Resource

CloseableIterator<E> - Interface in uk.co.parnmatt.vector.util

Represents a ResourceIterator that is also Closeable, closing with an IOException

D

direct(int, ByteOrder) - Static method in interface uk.co.parnmatt.vector.reader.Buffers

Specify a block-aligned direct buffer, rounding capacity up to whole blocks

directFile(Path) - Static method in interface uk.co.parnmatt.vector.reader.Source

A file, read with direct IO where the operating system and file system support it, bypassing the page cache.

doubles() - Method in class uk.co.parnmatt.vector.reader.VectorReader.Decoding

Deprecated, for removal: This API element is subject to removal in a future version.

use VectorReader.Decoding.as(ElementType) with ElementType.FLOAT64 instead

doubles(Path) - Static method in class uk.co.parnmatt.vector.reader.VectorFileIterators

Reads double vectors from a file

doublesToFloats(double...) - Static method in class uk.co.parnmatt.vector.convert.VectorConverters

Converts a double vector into a float vector

dropWhile(Predicate) - Method in interface uk.co.parnmatt.vector.util.CloseableIterator

dropWhile(Predicate) - Method in interface uk.co.parnmatt.vector.util.Iterator

Return an iterator over the elements after the leading elements that satisfy predicate

dropWhile(Predicate) - Method in interface uk.co.parnmatt.vector.util.ResourceIterator

E

ElementType<E> - Class in uk.co.parnmatt.vector.reader

The type of a vector's elements as stored in the file, and the array it decodes into.

F

file(Path) - Static method in interface uk.co.parnmatt.vector.reader.Source

A file, read through the operating system's page cache.

filter(Predicate) - Method in interface uk.co.parnmatt.vector.util.CloseableIterator

filter(Predicate) - Method in interface uk.co.parnmatt.vector.util.Iterator

Return an iterator over the elements that satisfy predicate

filter(Predicate) - Method in interface uk.co.parnmatt.vector.util.ResourceIterator

fixed(Buffers) - Method in class uk.co.parnmatt.vector.reader.VectorReader.Buffering

Buffer into a fixed-capacity buffer shared across records, reading ahead.

FLOAT32 - Static variable in class uk.co.parnmatt.vector.reader.ElementType

IEEE 754 binary32, single precision

FLOAT64 - Static variable in class uk.co.parnmatt.vector.reader.ElementType

IEEE 754 binary64, double precision

floats() - Method in class uk.co.parnmatt.vector.reader.VectorReader.Decoding

Deprecated, for removal: This API element is subject to removal in a future version.

use VectorReader.Decoding.as(ElementType) with ElementType.FLOAT32 instead

floats(Path) - Static method in class uk.co.parnmatt.vector.reader.VectorFileIterators

Reads float vectors from a file

from(Source) - Static method in class uk.co.parnmatt.vector.reader.VectorReader

Begin composing a reader over the given source.

G

growable(ByteOrder) - Method in class uk.co.parnmatt.vector.reader.VectorReader.Buffering

Buffer each record exactly into a buffer that grows as records require.

H

heap(int) - Static method in interface uk.co.parnmatt.vector.reader.Buffers

Specify a little endian heap buffer

heap(int, ByteOrder) - Static method in interface uk.co.parnmatt.vector.reader.Buffers

Specify a heap buffer with the provided byte order

I

INT16 - Static variable in class uk.co.parnmatt.vector.reader.ElementType

Signed 16-bit two's complement

INT32 - Static variable in class uk.co.parnmatt.vector.reader.ElementType

Signed 32-bit two's complement

INT64 - Static variable in class uk.co.parnmatt.vector.reader.ElementType

Signed 64-bit two's complement

INT8 - Static variable in class uk.co.parnmatt.vector.reader.ElementType

Signed 8-bit two's complement

ints() - Method in class uk.co.parnmatt.vector.reader.VectorReader.Decoding

Deprecated, for removal: This API element is subject to removal in a future version.

use VectorReader.Decoding.as(ElementType) with ElementType.INT32 instead

ints(Path) - Static method in class uk.co.parnmatt.vector.reader.VectorFileIterators

Reads int vectors from a file

intsToFloats(int...) - Static method in class uk.co.parnmatt.vector.convert.VectorConverters

Converts an int vector into a float vector

Iterator<E> - Interface in uk.co.parnmatt.vector.util

A Iterator specialized by this library

L

limit(long) - Method in interface uk.co.parnmatt.vector.util.CloseableIterator

limit(long) - Method in interface uk.co.parnmatt.vector.util.Iterator

Return an iterator over at most limit elements

limit(long) - Method in interface uk.co.parnmatt.vector.util.ResourceIterator

longs() - Method in class uk.co.parnmatt.vector.reader.VectorReader.Decoding

Deprecated, for removal: This API element is subject to removal in a future version.

use VectorReader.Decoding.as(ElementType) with ElementType.INT64 instead

longs(Path) - Static method in class uk.co.parnmatt.vector.reader.VectorFileIterators

Reads long vectors from a file

longsToFloats(long...) - Static method in class uk.co.parnmatt.vector.convert.VectorConverters

Converts a long vector into a float vector

M

map(Function) - Method in interface uk.co.parnmatt.vector.util.CloseableIterator

map(Function) - Method in interface uk.co.parnmatt.vector.util.Iterator

Return an iterator that applies mapper to each element

map(Function) - Method in interface uk.co.parnmatt.vector.util.ResourceIterator

O

open() - Method in interface uk.co.parnmatt.vector.reader.Source

Open a channel over the bytes, positioned at the first.

P

peek(Consumer) - Method in interface uk.co.parnmatt.vector.util.CloseableIterator

peek(Consumer) - Method in interface uk.co.parnmatt.vector.util.Iterator

Return an iterator that applies action to each element as it is returned

peek(Consumer) - Method in interface uk.co.parnmatt.vector.util.ResourceIterator

R

Resource<X> - Interface in uk.co.parnmatt.vector.util

Represents a resource which needs to be closed

ResourceIterator<E,X> - Interface in uk.co.parnmatt.vector.util

An Iterator that is also a Resource

S

shorts() - Method in class uk.co.parnmatt.vector.reader.VectorReader.Decoding

Deprecated, for removal: This API element is subject to removal in a future version.

use VectorReader.Decoding.as(ElementType) with ElementType.INT16 instead

shorts(Path) - Static method in class uk.co.parnmatt.vector.reader.VectorFileIterators

Reads short vectors from a file

shortsToFloats(short...) - Static method in class uk.co.parnmatt.vector.convert.VectorConverters

Converts a short vector into a float vector

skip(long) - Method in interface uk.co.parnmatt.vector.util.CloseableIterator

skip(long) - Method in interface uk.co.parnmatt.vector.util.Iterator

Return an iterator over the elements after the first skip

skip(long) - Method in interface uk.co.parnmatt.vector.util.ResourceIterator

Source - Interface in uk.co.parnmatt.vector.reader

A source of bytes, opened on demand into a channel to read from.

stream(InputStream) - Static method in interface uk.co.parnmatt.vector.reader.Source

An input stream, adapted to a channel.

T

takeWhile(Predicate) - Method in interface uk.co.parnmatt.vector.util.CloseableIterator

takeWhile(Predicate) - Method in interface uk.co.parnmatt.vector.util.Iterator

Return an iterator over the leading elements that satisfy predicate

takeWhile(Predicate) - Method in interface uk.co.parnmatt.vector.util.ResourceIterator

toString() - Method in class uk.co.parnmatt.vector.reader.ElementType

U

uk.co.parnmatt.vector - module uk.co.parnmatt.vector

Simple binary vector format reader.

uk.co.parnmatt.vector.convert - package uk.co.parnmatt.vector.convert

Conversions between vector element representations.

uk.co.parnmatt.vector.reader - package uk.co.parnmatt.vector.reader

Reads the supported binary vector formats into typed arrays.

uk.co.parnmatt.vector.util - package uk.co.parnmatt.vector.util

Iterator and resource utilities used across the reader.

unsignedBytesToShorts(byte...) - Static method in class uk.co.parnmatt.vector.convert.VectorConverters

Reinterprets each signed byte as an unsigned value [0, 255] widened into a short

V

VectorConverters - Class in uk.co.parnmatt.vector.convert

Collection of converters between vector element types

VectorFileIterators - Class in uk.co.parnmatt.vector.reader

Reads binary encoded vectors from files with default buffering.

VectorReader - Class in uk.co.parnmatt.vector.reader

Composes a reader over binary encoded vectors, choosing a Source, a buffering strategy, and the element type to decode.

VectorReader.Buffering - Class in uk.co.parnmatt.vector.reader

The choice of how bytes are buffered as records are read.

VectorReader.Decoding - Class in uk.co.parnmatt.vector.reader

The choice of element type to decode each vector into.

A B C D E F G H I L M O P R S T U V
All Classes and Interfaces|All Packages