net.sf.okapi.common

Class StreamUtil

java.lang.Object

net.sf.okapi.common.StreamUtil

public class StreamUtil
extends Object

Various manipulations of streams, files, etc. Most methods rewrap IOException as OkapiIOException.

Constructor Summary

Constructors

Constructor and Description
StreamUtil()

Method Summary

Modifier and Type	Method and Description
static long	calcCRC(InputStream in)
static void	copy(File in, File out) Copies one file to another.
static void	copy(File in, OutputStream out)
static void	copy(InputStream in, File outputFile) Copies an InputStream to a File.
static void	copy(InputStream is, OutputStream outputStream) Copies an InputStream to an OutputStream.
static void	copy(InputStream is, String outputPath) Copies an InputStream to a File.
static void	copy(ReadableByteChannel inChannel, WritableByteChannel outChannel) Copies a ReadableByteChannel to a WritableByteChannel.
static void	copy(ReadableByteChannel inChannel, WritableByteChannel outChannel, boolean closeChannels) Copies a ReadableByteChannel to a WritableByteChannel.
static void	copy(String fromPath, String toPath, boolean move) Copies a file from one location to another.
static FileCachedInputStream	createResettableStream(InputStream is, int bufferSize)
static byte[]	inputStreamToBytes(InputStream in) Reads an InputStream into an array of bytes.
boolean	isCompressed(byte[] bytes)
static String	streamAsString(InputStream in, String encoding)
static String	streamUtf8AsString(InputStream in)
static InputStream	stringAsStream(String str, String encoding)

Methods inherited from class java.lang.Object

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

Constructor Detail

StreamUtil

public StreamUtil()

Method Detail

inputStreamToBytes

public static byte[] inputStreamToBytes(InputStream in)
                                 throws IOException

Reads an InputStream into an array of bytes.

Parameters:

in - the input stream to read.

Returns:

the array of bytes read.

Throws:

IOException - if an error occurs.

copy

public static void copy(File in,
                        OutputStream out)

streamAsString

public static String streamAsString(InputStream in,
                                    String encoding)

streamUtf8AsString

public static String streamUtf8AsString(InputStream in)

stringAsStream

public static InputStream stringAsStream(String str,
                                         String encoding)

calcCRC

public static long calcCRC(InputStream in)

copy

public static void copy(ReadableByteChannel inChannel,
                        WritableByteChannel outChannel)

Copies a ReadableByteChannel to a WritableByteChannel.

Parameters:

inChannel - the input Channel.

outChannel - the output Channel.

Throws:

OkapiIOException - if an error occurs.

copy

public static void copy(ReadableByteChannel inChannel,
                        WritableByteChannel outChannel,
                        boolean closeChannels)

Copies a ReadableByteChannel to a WritableByteChannel.

Parameters:

inChannel - the input Channel.

outChannel - the output Channel.

closeChannels - close in and out channels?

Throws:

OkapiIOException - if an error occurs.

copy

public static void copy(InputStream in,
                        File outputFile)

Copies an InputStream to a File.

Parameters:

in - the input stream.

outputFile - the output File.

Throws:

OkapiIOException - if an error occurs.

copy

public static void copy(InputStream is,
                        String outputPath)

Copies an InputStream to a File.

Parameters:

is - the input stream.

outputPath - the output path.

Throws:

OkapiIOException - if an error occurs.

copy

public static void copy(InputStream is,
                        OutputStream outputStream)

Copies an InputStream to an OutputStream.

Parameters:

is - the input stream.

outputStream - the output stream.

Throws:

OkapiIOException - if an error occurs.

copy

public static void copy(File in,
                        File out)

Copies one file to another.

Parameters:

in - the input file.

out - the output file.

Throws:

OkapiIOException - if an error occurs.

copy

public static void copy(String fromPath,
                        String toPath,
                        boolean move)

Copies a file from one location to another.

Parameters:

fromPath - the path of the file to copy.

toPath - the path of the copy to make.

move - true to move the file, false to copy it.

Throws:

OkapiIOException - if an error occurs.

createResettableStream

public static FileCachedInputStream createResettableStream(InputStream is,
                                                           int bufferSize)
                                                    throws IOException

Throws:

IOException

isCompressed

public boolean isCompressed(byte[] bytes)