Package io.clonecloudstore.test.stream

Class FakeInputStream

java.lang.Object

java.io.InputStream

io.clonecloudstore.test.stream.FakeInputStream

All Implemented Interfaces:

Closeable, AutoCloseable

public class FakeInputStream
extends InputStream

Fake InputStream often used in various situation for testing: It does not really allocate the space in memory so big InputStream can be tested.

Field Summary

Fields

Modifier and Type	Field	Description
static final int	DEFAULT_BUFFER_SIZE
protected long	toSend

Constructor Summary

Constructors

Constructor	Description
FakeInputStream(long len)	Will generate a FakeInputStream with random values
FakeInputStream(long len, byte b)

Method Summary

Modifier and Type	Method	Description
int	available()
void	close()
static long	consumeAll(InputStream inputStream)
boolean	markSupported()
int	read()
int	read(byte[] bytes)
int	read(byte[] bytes, int off, int len)
long	skip(long n)
long	transferTo(OutputStream out)

Methods inherited from class java.io.InputStream

mark, nullInputStream, readAllBytes, readNBytes, readNBytes, reset, skipNBytes

Methods inherited from class java.lang.Object

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

Field Details

DEFAULT_BUFFER_SIZE

public static final int DEFAULT_BUFFER_SIZE

See Also:

• Constant Field Values

toSend

protected long toSend

Constructor Details

FakeInputStream

public FakeInputStream(long len)

Will generate a FakeInputStream with random values

Parameters:

len - the length of the virtual InputStream

FakeInputStream

public FakeInputStream(long len,
 byte b)

Parameters:

len - the length of the virtual InputStream

b - the byte to use for each and every byte

Method Details

consumeAll

public static long consumeAll(InputStream inputStream)
                       throws IOException

Parameters:

inputStream - the InputStream to consume completely

Returns:

the length read

Throws:

IOException - if an error occurs

read

public int read()
         throws IOException

Specified by:

read in class InputStream

Throws:

IOException

read

public int read(byte[] bytes)
         throws IOException

Overrides:

read in class InputStream

Throws:

IOException

read

public int read(byte[] bytes,
 int off,
 int len)
         throws IOException

Overrides:

read in class InputStream

Throws:

IOException

skip

public long skip(long n)
          throws IOException

Overrides:

skip in class InputStream

Throws:

IOException

available

public int available()
              throws IOException

Overrides:

available in class InputStream

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Overrides:

close in class InputStream

Throws:

IOException

markSupported

public boolean markSupported()

Overrides:

markSupported in class InputStream

transferTo

public long transferTo(OutputStream out)
                throws IOException

Overrides:

transferTo in class InputStream

Throws:

IOException