DataBuffers

public final class DataBuffers

Helper class for creating DataBuffer instances.

Public Constructors

DataBuffers()

Public Methods

static FloatDataBuffer
of(FloatBuffer buf)
Wraps a JDK NIO FloatBuffer into a data buffer.
static LongDataBuffer
of(long[] array, boolean readOnly, boolean makeCopy)
Create a buffer from an array of longs into a data buffer.
static <T> DataBuffer<T>
of(T[] array, boolean readOnly, boolean makeCopy)
Create a buffer from an array of objects into a data buffer.
static DoubleDataBuffer
of(double[] array, boolean readOnly, boolean makeCopy)
Create a buffer from an array of doubles into a data buffer.
static ShortDataBuffer
of(short... values)
Create a buffer from an array of shorts into a data buffer.
static IntDataBuffer
of(IntBuffer buf)
Wraps a JDK NIO IntBuffer into a data buffer.
static DoubleDataBuffer
of(DoubleBuffer buf)
Wraps a JDK NIO DoubleBuffer into a data buffer.
static ByteDataBuffer
of(byte... values)
Create a buffer from an array of bytes into a data buffer.
static LongDataBuffer
of(long... values)
Create a buffer from an array of longs into a data buffer.
static ByteDataBuffer
of(ByteBuffer buf)
Wraps a JDK NIO ByteBuffer into a data buffer.
static DoubleDataBuffer
of(double... values)
Create a buffer from an array of doubles into a data buffer.
static FloatDataBuffer
of(float[] array, boolean readOnly, boolean makeCopy)
Create a buffer from an array of floats into a data buffer.
static BooleanDataBuffer
of(boolean[] array, boolean readOnly, boolean makeCopy)
Create a buffer from an array of booleans into a data buffer.
static ShortDataBuffer
of(ShortBuffer buf)
Wraps a JDK NIO ShortBuffer into a data buffer.
static ShortDataBuffer
of(short[] array, boolean readOnly, boolean makeCopy)
Create a buffer from an array of shorts into a data buffer.
static LongDataBuffer
of(LongBuffer buf)
Wraps a JDK NIO LongBuffer into a data buffer.
static ByteDataBuffer
of(byte[] array, boolean readOnly, boolean makeCopy)
Create a buffer from an array of bytes into a data buffer.
static IntDataBuffer
of(int[] array, boolean readOnly, boolean makeCopy)
Create a buffer from an array of ints into a data buffer.
static FloatDataBuffer
of(float... values)
Create a buffer from an array of floats into a data buffer.
static BooleanDataBuffer
of(boolean... values)
Create a buffer from an array of booleans into a data buffer.
static IntDataBuffer
of(int... values)
Create a buffer from an array of ints into a data buffer.
static BooleanDataBuffer
ofBooleans(long size)
Creates a buffer of booleans that can store up to size values
static ByteDataBuffer
ofBytes(long size)
Creates a buffer of bytes that can store up to size values
static DoubleDataBuffer
ofDoubles(long size)
Creates a buffer of doubles that can store up to size values
static FloatDataBuffer
ofFloats(long size)
Creates a buffer of floats that can store up to size values
static IntDataBuffer
ofInts(long size)
Creates a buffer of integers that can store up to size values
static LongDataBuffer
ofLongs(long size)
Creates a buffer of longs that can store up to size values
static <T> DataBuffer<T>
ofObjects(Class<T> type, long size)
Creates a buffer of references to objects of type clazz` that can store up to `size values.
static <T> DataBuffer<T>
ofObjects(T... values)
Create a buffer from an array of objects into a data buffer.
static ShortDataBuffer
ofShorts(long size)
Creates a buffer of shorts that can store up to size values

Inherited Methods

Public Constructors

public DataBuffers ()

Public Methods

public static FloatDataBuffer of (FloatBuffer buf)

Wraps a JDK NIO FloatBuffer into a data buffer.

Parameters
buf buffer to wrap
Returns
  • a new buffer

public static LongDataBuffer of (long[] array, boolean readOnly, boolean makeCopy)

Create a buffer from an array of longs into a data buffer.

Parameters
array array of longs
readOnly true if the buffer created must be read-only
makeCopy true if the array must be copied, false will wrap the provided array
Returns
  • a new buffer

public static DataBuffer<T> of (T[] array, boolean readOnly, boolean makeCopy)

Create a buffer from an array of objects into a data buffer.

Parameters
array array of objects
readOnly true if the buffer created must be read-only
makeCopy true if the array must be copied, false will wrap the provided array
Returns
  • a new buffer

public static DoubleDataBuffer of (double[] array, boolean readOnly, boolean makeCopy)

Create a buffer from an array of doubles into a data buffer.

Parameters
array array of doubles
readOnly true if the buffer created must be read-only
makeCopy true if the array must be copied, false will wrap the provided array
Returns
  • a new buffer

public static ShortDataBuffer of (short... values)

Create a buffer from an array of shorts into a data buffer.

The returned buffer allows read and write operations and share the memory of the source array, which is equivalent to call of(values, false, false}

Parameters
values short values
Returns
  • a new buffer

public static IntDataBuffer of (IntBuffer buf)

Wraps a JDK NIO IntBuffer into a data buffer.

Parameters
buf buffer to wrap
Returns
  • a new buffer

public static DoubleDataBuffer of (DoubleBuffer buf)

Wraps a JDK NIO DoubleBuffer into a data buffer.

Parameters
buf buffer to wrap
Returns
  • a new buffer

public static ByteDataBuffer of (byte... values)

Create a buffer from an array of bytes into a data buffer.

The returned buffer allows read and write operations and share the memory of the source array, which is equivalent to call of(values, false, false}

Parameters
values byte values
Returns
  • a new buffer

public static LongDataBuffer of (long... values)

Create a buffer from an array of longs into a data buffer.

The returned buffer allows read and write operations and share the memory of the source array, which is equivalent to call of(values, false, false}

Parameters
values long values
Returns
  • a new buffer

public static ByteDataBuffer of (ByteBuffer buf)

Wraps a JDK NIO ByteBuffer into a data buffer.

Parameters
buf buffer to wrap
Returns
  • a new buffer

public static DoubleDataBuffer of (double... values)

Create a buffer from an array of doubles into a data buffer.

The returned buffer allows read and write operations and share the memory of the source array, which is equivalent to call of(array, false, false}

Parameters
values double values
Returns
  • a new buffer

public static FloatDataBuffer of (float[] array, boolean readOnly, boolean makeCopy)

Create a buffer from an array of floats into a data buffer.

Parameters
array array of floats
readOnly true if the buffer created must be read-only
makeCopy true if the array must be copied, false will wrap the provided array
Returns
  • a new buffer

public static BooleanDataBuffer of (boolean[] array, boolean readOnly, boolean makeCopy)

Create a buffer from an array of booleans into a data buffer.

Parameters
array array of booleans
readOnly true if the buffer created must be read-only
makeCopy true if the array must be copied, false will wrap the provided array
Returns
  • a new buffer

public static ShortDataBuffer of (ShortBuffer buf)

Wraps a JDK NIO ShortBuffer into a data buffer.

Parameters
buf buffer to wrap
Returns
  • a new buffer

public static ShortDataBuffer of (short[] array, boolean readOnly, boolean makeCopy)

Create a buffer from an array of shorts into a data buffer.

Parameters
array array of shorts
readOnly true if the buffer created must be read-only
makeCopy true if the array must be copied, false will wrap the provided array
Returns
  • a new buffer

public static LongDataBuffer of (LongBuffer buf)

Wraps a JDK NIO LongBuffer into a data buffer.

Parameters
buf buffer to wrap
Returns
  • a new buffer

public static ByteDataBuffer of (byte[] array, boolean readOnly, boolean makeCopy)

Create a buffer from an array of bytes into a data buffer.

Parameters
array array of bytes
readOnly true if the buffer created must be read-only
makeCopy true if the array must be copied, false will wrap the provided array
Returns
  • a new buffer

public static IntDataBuffer of (int[] array, boolean readOnly, boolean makeCopy)

Create a buffer from an array of ints into a data buffer.

Parameters
array array of ints
readOnly true if the buffer created must be read-only
makeCopy true if the array must be copied, false will wrap the provided array
Returns
  • a new buffer

public static FloatDataBuffer of (float... values)

Create a buffer from an array of floats into a data buffer.

The returned buffer allows read and write operations and share the memory of the source array, which is equivalent to call of(values, false, false}

Parameters
values float values
Returns
  • a new buffer

public static BooleanDataBuffer of (boolean... values)

Create a buffer from an array of booleans into a data buffer.

The returned buffer allows read and write operations and share the memory of the source array, which is equivalent to call of(values, false, false}

Parameters
values booleans values
Returns
  • a new buffer

public static IntDataBuffer of (int... values)

Create a buffer from an array of ints into a data buffer.

The returned buffer allows read and write operations and share the memory of the source array, which is equivalent to call of(values, false, false}

Parameters
values int values
Returns
  • a new buffer

public static BooleanDataBuffer ofBooleans (long size)

Creates a buffer of booleans that can store up to size values

Parameters
size size of the buffer to allocate
Returns
  • a new buffer

public static ByteDataBuffer ofBytes (long size)

Creates a buffer of bytes that can store up to size values

Parameters
size size of the buffer to allocate
Returns
  • a new buffer

public static DoubleDataBuffer ofDoubles (long size)

Creates a buffer of doubles that can store up to size values

Parameters
size size of the buffer to allocate
Returns
  • a new buffer

public static FloatDataBuffer ofFloats (long size)

Creates a buffer of floats that can store up to size values

Parameters
size size of the buffer to allocate
Returns
  • a new buffer

public static IntDataBuffer ofInts (long size)

Creates a buffer of integers that can store up to size values

Parameters
size size of the buffer to allocate
Returns
  • a new buffer

public static LongDataBuffer ofLongs (long size)

Creates a buffer of longs that can store up to size values

Parameters
size size of the buffer to allocate
Returns
  • a new buffer

public static DataBuffer<T> ofObjects (Class<T> type, long size)

Creates a buffer of references to objects of type clazz` that can store up to `size values.

Parameters
type the type of object stored in this buffer
size size of the buffer to allocate
Returns
  • a new buffer

public static DataBuffer<T> ofObjects (T... values)

Create a buffer from an array of objects into a data buffer.

The returned buffer allows read and write operations and share the memory of the source array, which is equivalent to call of(values, false, false}

Parameters
values objects values
Returns
  • a new buffer

public static ShortDataBuffer ofShorts (long size)

Creates a buffer of shorts that can store up to size values

Parameters
size size of the buffer to allocate
Returns
  • a new buffer