com.googlecode.jinahya.nio.channels

Class ByteChannels

java.lang.Object

com.googlecode.jinahya.nio.channels.ByteChannels

public class ByteChannels
extends Object

A utility class for channels.

Author:

Jin Kwon

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	ByteChannels() Creates a new instance.

Method Summary

Methods

Modifier and Type	Method and Description
static long	copy(File input, File output, ByteBuffer buffer, long length) Copies bytes from input to output using specified buffer.
static long	copy(File input, WritableByteChannel output, ByteBuffer buffer, long length) Copies bytes from input to output using specified buffer.
static long	copy(ReadableByteChannel input, File output, ByteBuffer buffer, long length) Copies bytes from input to output using specified buffer.
static long	copy(ReadableByteChannel input, WritableByteChannel output, ByteBuffer buffer, long length) Copies bytes from input to output using specified buffer.

Methods inherited from class java.lang.Object

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

Constructor Detail

ByteChannels

protected ByteChannels()

Creates a new instance.

Method Detail

copy

public static long copy(ReadableByteChannel input,
        WritableByteChannel output,
        ByteBuffer buffer,
        long length)
                 throws IOException

Copies bytes from input to output using specified buffer.

Parameters:

input - the input

output - the output

buffer - the buffer

length - the maximum number of bytes to copy; any negative value for all available bytes.

Returns:

the actual number of byte copied.

Throws:

IOException - if an I/O error occurs.

copy

public static long copy(File input,
        WritableByteChannel output,
        ByteBuffer buffer,
        long length)
                 throws IOException

Copies bytes from input to output using specified buffer.

Parameters:

input - the input

output - the output

buffer - the buffer

length - the maximum number of bytes to copy; any negative value for all available bytes.

Returns:

the actual number of byte copied.

Throws:

IOException - if an I/O error occurs.

copy

public static long copy(ReadableByteChannel input,
        File output,
        ByteBuffer buffer,
        long length)
                 throws IOException

Copies bytes from input to output using specified buffer.

Parameters:

input - the input

output - the output

buffer - the buffer

length - the maximum number of bytes to copy; any negative value for all available bytes.

Returns:

the actual number of byte copied.

Throws:

IOException - if an I/O error occurs.

copy

public static long copy(File input,
        File output,
        ByteBuffer buffer,
        long length)
                 throws IOException

Copies bytes from input to output using specified buffer.

Parameters:

input - the input

output - the output

buffer - the buffer

length - the maximum number of bytes to copy; any negative value for all available bytes.

Returns:

the actual number of byte copied.

Throws:

IOException - if an I/O error occurs.