com.googlecode.jinahya.io

Class Streams

java.lang.Object

com.googlecode.jinahya.io.Streams

public class Streams
extends Object

Utilities for InputStreams and OutputStreams.

Author:

Jin Kwon

Constructor Summary

Constructors

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

Method Summary

Methods

Modifier and Type	Method and Description
static long	copy(File input, File output, byte[] buffer, long length) Copies all or some bytes from input to output.
static long	copy(File input, OutputStream output, byte[] buffer, long length)
static long	copy(InputStream input, File output, byte[] buffer, long length)
static long	copy(InputStream input, OutputStream output, byte[] buffer) Copies all bytes from input to output using given buffer.
static long	copy(InputStream input, OutputStream output, byte[] 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

Streams

protected Streams()

Creates a new instance.

Method Detail

copy

public static long copy(InputStream input,
        OutputStream output,
        byte[] buffer,
        long length)
                 throws IOException

Copies bytes from input to output using specified buffer.

Parameters:

input - input

output - output

buffer - the buffer

length - number of bytes to copy; -1L for unlimited.

Returns:

the number of bytes copied.

Throws:

IOException - if an I/O error occurs

copy

public static long copy(InputStream input,
        OutputStream output,
        byte[] buffer)
                 throws IOException

Copies all bytes from input to output using given buffer.

Parameters:

input - the input

output - the output

buffer - the buffer

Returns:

number of bytes copied.

Throws:

IOException - if an I/O error occurs.

copy

public static long copy(File input,
        OutputStream output,
        byte[] buffer,
        long length)
                 throws IOException

Throws:

IOException

copy

public static long copy(InputStream input,
        File output,
        byte[] buffer,
        long length)
                 throws IOException

Throws:

IOException

copy

public static long copy(File input,
        File output,
        byte[] buffer,
        long length)
                 throws IOException

Copies all or some bytes from input to output.

Parameters:

input - input file

output - output file

buffer - byte buffer

length - number of bytes to copy; any negative for unlimited

Returns:

the number of bytes copied

Throws:

IOException - if an I/O error occurs.a