org.apache.commons.compress.utils

Class IOUtils

java.lang.Object

org.apache.commons.compress.utils.IOUtils

public final class IOUtils
extends Object

Utility functions

Method Summary

Methods

Modifier and Type	Method and Description
static long	copy(InputStream input, OutputStream output) Copies the content of a InputStream into an OutputStream.
static long	copy(InputStream input, OutputStream output, int buffersize) Copies the content of a InputStream into an OutputStream
static byte[]	toByteArray(InputStream input) Gets the contents of an InputStream as a byte[].

Methods inherited from class java.lang.Object

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

Method Detail

copy

public static long copy(InputStream input,
        OutputStream output)
                 throws IOException

Copies the content of a InputStream into an OutputStream. Uses a default buffer size of 8024 bytes.

Parameters:

input - the InputStream to copy

output - the target Stream

Throws:

IOException - if an error occurs

copy

public static long copy(InputStream input,
        OutputStream output,
        int buffersize)
                 throws IOException

Copies the content of a InputStream into an OutputStream

Parameters:

input - the InputStream to copy

output - the target Stream

buffersize - the buffer size to use

Throws:

IOException - if an error occurs

toByteArray

public static byte[] toByteArray(InputStream input)
                          throws IOException

Gets the contents of an InputStream as a byte[].

This method buffers the input internally, so there is no need to use a BufferedInputStream.

Parameters:

input - the InputStream to read from

Returns:

the requested byte array

Throws:

NullPointerException - if the input is null

IOException - if an I/O error occurs

Since:

1.5