Package io.airlift.slice

Class Slices

java.lang.Object

io.airlift.slice.Slices

public final class Slices
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
static final Slice	EMPTY_SLICE	A slice with size 0.

Method Summary

Modifier and Type	Method	Description
static Slice	allocate(int capacity)
static Slice	allocateDirect(int capacity)
static Slice	copiedBuffer(String string, Charset charset)
static Slice	copyOf(Slice slice)
static Slice	copyOf(Slice slice, int offset, int length)
static Slice	ensureSize(Slice existingSlice, int minWritableBytes)
static Slice	mapFileReadOnly(File file)
static Slice	utf8Slice(String string)
static Slice	wrappedBooleanArray(boolean... array)	Creates a slice over the specified array.
static Slice	wrappedBooleanArray(boolean[] array, int offset, int length)	Creates a slice over the specified array range.
static Slice	wrappedBuffer(byte... array)	Creates a slice over the specified array.
static Slice	wrappedBuffer(byte[] array, int offset, int length)	Creates a slice over the specified array range.
static Slice	wrappedBuffer(ByteBuffer buffer)	Wrap the visible portion of a ByteBuffer.
static Slice	wrappedDoubleArray(double... array)	Creates a slice over the specified array.
static Slice	wrappedDoubleArray(double[] array, int offset, int length)	Creates a slice over the specified array range.
static Slice	wrappedFloatArray(float... array)	Creates a slice over the specified array.
static Slice	wrappedFloatArray(float[] array, int offset, int length)	Creates a slice over the specified array range.
static Slice	wrappedIntArray(int... array)	Creates a slice over the specified array.
static Slice	wrappedIntArray(int[] array, int offset, int length)	Creates a slice over the specified array range.
static Slice	wrappedLongArray(long... array)	Creates a slice over the specified array.
static Slice	wrappedLongArray(long[] array, int offset, int length)	Creates a slice over the specified array range.
static Slice	wrappedShortArray(short... array)	Creates a slice over the specified array.
static Slice	wrappedShortArray(short[] array, int offset, int length)	Creates a slice over the specified array range.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

EMPTY_SLICE

public static final Slice EMPTY_SLICE

A slice with size 0.

Method Details

ensureSize

public static Slice ensureSize(Slice existingSlice,
 int minWritableBytes)

allocate

public static Slice allocate(int capacity)

allocateDirect

public static Slice allocateDirect(int capacity)

copyOf

public static Slice copyOf(Slice slice)

copyOf

public static Slice copyOf(Slice slice,
 int offset,
 int length)

wrappedBuffer

public static Slice wrappedBuffer(ByteBuffer buffer)

Wrap the visible portion of a ByteBuffer.

wrappedBuffer

public static Slice wrappedBuffer(byte... array)

Creates a slice over the specified array.

wrappedBuffer

public static Slice wrappedBuffer(byte[] array,
 int offset,
 int length)

Creates a slice over the specified array range.

Parameters:

offset - the array position at which the slice begins

length - the number of array positions to include in the slice

wrappedBooleanArray

public static Slice wrappedBooleanArray(boolean... array)

Creates a slice over the specified array.

wrappedBooleanArray

public static Slice wrappedBooleanArray(boolean[] array,
 int offset,
 int length)

Creates a slice over the specified array range.

Parameters:

offset - the array position at which the slice begins

length - the number of array positions to include in the slice

wrappedShortArray

public static Slice wrappedShortArray(short... array)

Creates a slice over the specified array.

wrappedShortArray

public static Slice wrappedShortArray(short[] array,
 int offset,
 int length)

Creates a slice over the specified array range.

Parameters:

offset - the array position at which the slice begins

length - the number of array positions to include in the slice

wrappedIntArray

public static Slice wrappedIntArray(int... array)

Creates a slice over the specified array.

wrappedIntArray

public static Slice wrappedIntArray(int[] array,
 int offset,
 int length)

Creates a slice over the specified array range.

Parameters:

offset - the array position at which the slice begins

length - the number of array positions to include in the slice

wrappedLongArray

public static Slice wrappedLongArray(long... array)

Creates a slice over the specified array.

wrappedLongArray

public static Slice wrappedLongArray(long[] array,
 int offset,
 int length)

Creates a slice over the specified array range.

Parameters:

offset - the array position at which the slice begins

length - the number of array positions to include in the slice

wrappedFloatArray

public static Slice wrappedFloatArray(float... array)

Creates a slice over the specified array.

wrappedFloatArray

public static Slice wrappedFloatArray(float[] array,
 int offset,
 int length)

Creates a slice over the specified array range.

Parameters:

offset - the array position at which the slice begins

length - the number of array positions to include in the slice

wrappedDoubleArray

public static Slice wrappedDoubleArray(double... array)

Creates a slice over the specified array.

wrappedDoubleArray

public static Slice wrappedDoubleArray(double[] array,
 int offset,
 int length)

Creates a slice over the specified array range.

Parameters:

offset - the array position at which the slice begins

length - the number of array positions to include in the slice

copiedBuffer

public static Slice copiedBuffer(String string,
 Charset charset)

utf8Slice

public static Slice utf8Slice(String string)

mapFileReadOnly

public static Slice mapFileReadOnly(File file)
                             throws IOException

Throws:

IOException