com.sibvisions.util.type
Class FileUtil

java.lang.Object
  com.sibvisions.util.type.FileUtil

public final class FileUtil
extends Object

The FileUtil contains file and filename dependent utility methods.

Method Summary

static long	copy(File pSource, File pTarget) Copies one file into another file using java.nio Channels.
static long	copy(InputStream pIn, boolean pCloseIn, OutputStream pOut, boolean pCloseOut) Copies the content of an InputStream to the desired OutputStream.
static long	copy(InputStream pIn, OutputStream pOut) Copies the content of an InputStream to the desired OutputStream.
static byte[]	getContent(InputStream pStream) Reads the content of an InputStream into a byte array.
static byte[]	getContent(InputStreamReader pReader) Reads the content of an InputStreamReader into a byte array.
static String	getExtension(String pPath) Gets the extension of an absolute file path.
static String	getName(String pAbsolutePath) Gets the name of a file from an absolute path.
static File	getNotExistingFile(File pFile) Gets a file that does not exist.
static String	removeExtension(String pPath) Removes the file extension from a file name.

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 pIn,
                        OutputStream pOut)
                 throws IOException

Copies the content of an InputStream to the desired OutputStream.

Parameters:

pIn - input stream with content

pOut - output stream

Returns:

the length of the InputStream.

Throws:

IOException - if it's not possible to read from the InputStream or write to the OutputStream

copy

public static long copy(InputStream pIn,
                        boolean pCloseIn,
                        OutputStream pOut,
                        boolean pCloseOut)
                 throws IOException

Copies the content of an InputStream to the desired OutputStream.

Parameters:

pIn - input stream with content

pCloseIn - true, if the input stream

pOut - output stream

pCloseOut - true, if the output stream

Returns:

the length of the InputStream.

Throws:

IOException - if it's not possible to read from the InputStream or write to the OutputStream

copy

public static long copy(File pSource,
                        File pTarget)
                 throws IOException

Copies one file into another file using java.nio Channels.

Parameters:

pSource - source file

pTarget - target file

Returns:

the length of the source file.

Throws:

IOException - if it's not possible to copy the file

getContent

public static byte[] getContent(InputStream pStream)

Reads the content of an InputStream into a byte array.

Parameters:

pStream - the input stream

Returns:

the content of the stream or null if an error occurs

getContent

public static byte[] getContent(InputStreamReader pReader)

Reads the content of an InputStreamReader into a byte array.

Parameters:

pReader - the input stream reader

Returns:

the content of the reader or null if an error occurs

removeExtension

public static String removeExtension(String pPath)

Removes the file extension from a file name.

Parameters:

pPath - the filename

Returns:

the filename without extension

getExtension

public static String getExtension(String pPath)

Gets the extension of an absolute file path.

Parameters:

pPath - the absolute path of a file

Returns:

the extension (text behind the last '.') or null if the path is null or has no extension

getNotExistingFile

public static File getNotExistingFile(File pFile)

Gets a file that does not exist. If the given file already exists, the file name built in the way "nameWithoutExtension[number].extension".

Parameters:

pFile - the desired file name

Returns:

a file that does not exist.

getName

public static String getName(String pAbsolutePath)

Gets the name of a file from an absolute path.

Parameters:

pAbsolutePath - the absolute path for a file

Returns:

the name of the file without path