org.usb4java

Class BufferUtils

java.lang.Object

org.usb4java.BufferUtils

public final class BufferUtils
extends Object

Provides some utility methods for working with IntBuffer and ByteBuffer.

Author:

Luca Longinotti (l@longi.li)

Method Summary

Modifier and Type	Method and Description
static ByteBuffer	allocateByteBuffer(int bytes) Allocates a new direct ByteBuffer with the specified size and returns it.
static IntBuffer	allocateIntBuffer() Allocates a new IntBuffer with space for exactly one integer value.
static LongBuffer	allocateLongBuffer() Allocates a new LongBuffer with space for exactly one long value.
static ByteBuffer	slice(ByteBuffer buffer, int offset, int length) Slices a part of the specified ByteBuffer into a new byte buffer and returns it.

Methods inherited from class java.lang.Object

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

Method Detail

allocateByteBuffer

public static ByteBuffer allocateByteBuffer(int bytes)

Allocates a new direct ByteBuffer with the specified size and returns it.

Parameters:

bytes - The size of the new byte buffer.

Returns:

The allocated direct byte buffer.

allocateIntBuffer

public static IntBuffer allocateIntBuffer()

Allocates a new IntBuffer with space for exactly one integer value.

Returns:

The allocated int buffer.

allocateLongBuffer

public static LongBuffer allocateLongBuffer()

Allocates a new LongBuffer with space for exactly one long value.

Returns:

The allocated long buffer.

slice

public static ByteBuffer slice(ByteBuffer buffer,
                               int offset,
                               int length)

Slices a part of the specified ByteBuffer into a new byte buffer and returns it.

Parameters:

buffer - The byte buffer to slice data from.

offset - The offset of the part to slice.

length - The length of the part to slice.

Returns:

The new byte buffer with the sliced part.