de.alpharogroup.io

Class StreamExtensions

java.lang.Object

de.alpharogroup.io.StreamExtensions

All Implemented Interfaces:

Serializable

public final class StreamExtensions
extends Object
implements Serializable

Utility class for input/output operations.

Version:

1.0

Author:

Asterios Raptis

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
StreamExtensions()

Method Summary

Modifier and Type	Method and Description
static byte[]	getByteArray(InputStream in) Returns the given InputStream as a byte array.
static byte[]	getByteArray(InputStream in, ByteArrayOutputStream os) Gets the byte array.
static InputStream	getInputStream(File file) Gets the input stream from a File object.
static InputStream	getInputStream(File file, boolean createFile) Gets the input stream from a File object.
static OutputStream	getOutputStream(File file) Gets the output stream from a File object.
static OutputStream	getOutputStream(File file, boolean createFile) Gets a BufferedOutputStream from the given File object.
static Reader	getReader(File inputFile) Gets a Reader from the given file object.
static Reader	getReader(File inputFile, String encoding, boolean createFile) Gets a Reader from the given file object.
static long	getSerialVersionUID(Class<? extends Serializable> clazz) Gets the SerialVersionUID from the given Class.
static Writer	getWriter(File file) Gets a Writer from the given file object.
static Writer	getWriter(File file, String encoding, boolean createFile) Gets a Writer from the given file object.
static void	writeInputStreamToOutputStream(InputStream inputStream, OutputStream outputStream) The Method writeInputStreamToOutputStream(InputStream, OutputStream, boolean) writes to the given OutputStream from an opened InputStream.

Methods inherited from class java.lang.Object

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

Constructor Detail

StreamExtensions

public StreamExtensions()

Method Detail

getByteArray

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

Returns the given InputStream as a byte array.

Parameters:

in - The InputStream.

Returns:

Returns the given InputStream as a byte array.

Throws:

IOException - Signals that an I/O exception has occurred.

getByteArray

public static byte[] getByteArray(InputStream in,
                                  ByteArrayOutputStream os)
                           throws IOException

Gets the byte array.

Parameters:

in - The InputStream.

os - The ByteArrayOutputStream.

Returns:

the byte array

Throws:

IOException - Signals that an I/O exception has occurred.

getInputStream

public static InputStream getInputStream(File file)
                                  throws IOException

Gets the input stream from a File object.

Parameters:

file - the file.

Returns:

the input stream.

Throws:

IOException - Signals that an I/O exception has occurred.

getInputStream

public static InputStream getInputStream(File file,
                                         boolean createFile)
                                  throws IOException

Gets the input stream from a File object.

Parameters:

file - the file

createFile - If true and the file does not exist it will be create a new file.

Returns:

the input stream

Throws:

IOException - Signals that an I/O exception has occurred.

getOutputStream

public static OutputStream getOutputStream(File file)
                                    throws IOException

Gets the output stream from a File object.

Parameters:

file - the file.

Returns:

the output stream.

Throws:

IOException - Signals that an I/O exception has occurred.

getOutputStream

public static OutputStream getOutputStream(File file,
                                           boolean createFile)
                                    throws IOException

Gets a BufferedOutputStream from the given File object.

Parameters:

file - the file

createFile - If true and the file does not exist it will be create a new file.

Returns:

the output stream

Throws:

IOException - Signals that an I/O exception has occurred.

getReader

public static Reader getReader(File inputFile)
                        throws IOException

Gets a Reader from the given file object.

Parameters:

inputFile - the input file.

Returns:

the reader.

Throws:

IOException - Signals that an I/O exception has occurred.

getReader

public static Reader getReader(File inputFile,
                               String encoding,
                               boolean createFile)
                        throws IOException

Gets a Reader from the given file object.

Parameters:

inputFile - the input file

encoding - The encoding from the file.

createFile - If true and the file does not exist it will be create a new file.

Returns:

the reader

Throws:

IOException - Signals that an I/O exception has occurred.

getSerialVersionUID

public static long getSerialVersionUID(Class<? extends Serializable> clazz)

Gets the SerialVersionUID from the given Class.

Parameters:

clazz - The class

Returns:

the serial version uid

getWriter

public static Writer getWriter(File file)
                        throws IOException

Gets a Writer from the given file object.

Parameters:

file - the file.

Returns:

the Writer.

Throws:

IOException - Signals that an I/O exception has occurred.

getWriter

public static Writer getWriter(File file,
                               String encoding,
                               boolean createFile)
                        throws IOException

Gets a Writer from the given file object.

Parameters:

file - the file

encoding - The encoding from the file.

createFile - the create file

Returns:

the Writer.

Throws:

IOException - Signals that an I/O exception has occurred.

writeInputStreamToOutputStream

public static void writeInputStreamToOutputStream(InputStream inputStream,
                                                  OutputStream outputStream)
                                           throws IOException

The Method writeInputStreamToOutputStream(InputStream, OutputStream, boolean) writes to the given OutputStream from an opened InputStream.

Parameters:

inputStream - The opened InputStream.

outputStream - The opened OutputStream.

Throws:

IOException - Signals that an I/O exception has occurred.