org.openrdf.http.object.util
Class ChannelUtil

java.lang.Object
  org.openrdf.http.object.util.ChannelUtil

public final class ChannelUtil
extends java.lang.Object

Utilities methods for converting between channels and streams.

Author:

James Leigh

Method Summary

static java.nio.channels.ReadableByteChannel	emptyChannel()
static boolean	isChannel(java.io.InputStream in)
static byte[]	newByteArray(java.io.InputStream in)
static byte[]	newByteArray(java.nio.channels.ReadableByteChannel ch)
static java.nio.channels.ReadableByteChannel	newChannel(byte[] bytes)
static java.nio.channels.ReadableByteChannel	newChannel(java.io.InputStream in)
static java.nio.channels.WritableByteChannel	newChannel(java.io.OutputStream out)
static java.io.InputStream	newInputStream(java.nio.channels.ReadableByteChannel ch)
static java.io.OutputStream	newOutputStream(java.nio.channels.WritableByteChannel ch)
static java.io.BufferedReader	newReader(java.nio.channels.ReadableByteChannel ch, java.nio.charset.Charset cs)
static java.io.Writer	newWriter(java.nio.channels.WritableByteChannel ch, java.nio.charset.Charset cs)
static long	transfer(java.io.InputStream in, java.io.OutputStream out)
static long	transfer(java.io.InputStream in, java.io.OutputStream out, java.security.MessageDigest digest)
static long	transfer(java.io.InputStream in, java.nio.channels.WritableByteChannel out)
static long	transfer(java.io.InputStream in, java.nio.channels.WritableByteChannel out, java.security.MessageDigest digest)
static long	transfer(java.nio.channels.ReadableByteChannel in, java.io.OutputStream out)
static long	transfer(java.nio.channels.ReadableByteChannel in, java.io.OutputStream out, java.security.MessageDigest digest)
static long	transfer(java.nio.channels.ReadableByteChannel in, java.nio.channels.WritableByteChannel out)
static long	transfer(java.nio.channels.ReadableByteChannel in, java.nio.channels.WritableByteChannel out, java.security.MessageDigest digest)

Methods inherited from class java.lang.Object

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

Method Detail

isChannel

public static boolean isChannel(java.io.InputStream in)

newChannel

public static java.nio.channels.ReadableByteChannel newChannel(java.io.InputStream in)

newChannel

public static java.nio.channels.WritableByteChannel newChannel(java.io.OutputStream out)

newChannel

public static java.nio.channels.ReadableByteChannel newChannel(byte[] bytes)

newInputStream

public static java.io.InputStream newInputStream(java.nio.channels.ReadableByteChannel ch)

newOutputStream

public static java.io.OutputStream newOutputStream(java.nio.channels.WritableByteChannel ch)

newReader

public static java.io.BufferedReader newReader(java.nio.channels.ReadableByteChannel ch,
                                               java.nio.charset.Charset cs)

newWriter

public static java.io.Writer newWriter(java.nio.channels.WritableByteChannel ch,
                                       java.nio.charset.Charset cs)

transfer

public static long transfer(java.io.InputStream in,
                            java.io.OutputStream out)
                     throws java.io.IOException

Throws:

java.io.IOException

transfer

public static long transfer(java.io.InputStream in,
                            java.nio.channels.WritableByteChannel out)
                     throws java.io.IOException

Throws:

java.io.IOException

transfer

public static long transfer(java.nio.channels.ReadableByteChannel in,
                            java.io.OutputStream out)
                     throws java.io.IOException

Throws:

java.io.IOException

transfer

public static long transfer(java.nio.channels.ReadableByteChannel in,
                            java.nio.channels.WritableByteChannel out)
                     throws java.io.IOException

Throws:

java.io.IOException

transfer

public static long transfer(java.io.InputStream in,
                            java.io.OutputStream out,
                            java.security.MessageDigest digest)
                     throws java.io.IOException

Throws:

java.io.IOException

transfer

public static long transfer(java.io.InputStream in,
                            java.nio.channels.WritableByteChannel out,
                            java.security.MessageDigest digest)
                     throws java.io.IOException

Throws:

java.io.IOException

transfer

public static long transfer(java.nio.channels.ReadableByteChannel in,
                            java.io.OutputStream out,
                            java.security.MessageDigest digest)
                     throws java.io.IOException

Throws:

java.io.IOException

transfer

public static long transfer(java.nio.channels.ReadableByteChannel in,
                            java.nio.channels.WritableByteChannel out,
                            java.security.MessageDigest digest)
                     throws java.io.IOException

Throws:

java.io.IOException

newByteArray

public static byte[] newByteArray(java.io.InputStream in)
                           throws java.io.IOException

Throws:

java.io.IOException

newByteArray

public static byte[] newByteArray(java.nio.channels.ReadableByteChannel ch)
                           throws java.io.IOException

Throws:

java.io.IOException

emptyChannel

public static java.nio.channels.ReadableByteChannel emptyChannel()