Class BlobstoreInputStream (5.0.3)

public final class BlobstoreInputStream extends InputStream

BlobstoreInputStream provides an InputStream view of a blob in Blobstore.

It is thread compatible but not thread safe: there is no static state, but any multithreaded use must be externally synchronized.

Inheritance

java.lang.Object > InputStream > BlobstoreInputStream

Inherited Members

InputStream.available()

InputStream.close()

InputStream.mark(int)

InputStream.markSupported()

InputStream.nullInputStream()

InputStream.read()

InputStream.read(byte[])

InputStream.read(byte[],int,int)

InputStream.readAllBytes()

InputStream.readNBytes(byte[],int,int)

InputStream.readNBytes(int)

InputStream.reset()

InputStream.skip(long)

InputStream.skipNBytes(long)

InputStream.transferTo(OutputStream)

Object.clone()

Object.equals(Object)

Object.finalize()

Object.getClass()

Object.hashCode()

Object.notify()

Object.notifyAll()

Object.toString()

Object.wait()

Object.wait(long)

Object.wait(long,int)

Constructors

BlobstoreInputStream(BlobKey blobKey)

public BlobstoreInputStream(BlobKey blobKey)

Creates a BlobstoreInputStream that reads data from the blob indicated by blobKey, starting at the beginning of the blob.

Parameter
Name	Description
blobKey	BlobKey A valid BlobKey indicating the blob to read from.

BlobstoreInputStream(BlobKey blobKey, long offset)

public BlobstoreInputStream(BlobKey blobKey, long offset)

Creates a BlobstoreInputStream that reads data from the blob indicated by blobKey, starting at offset.

Parameters
Name	Description
blobKey	BlobKey A valid BlobKey indicating the blob to read from.
offset	long An offset to start from.

Methods

close()

public void close()

Overrides

InputStream.close()

Exceptions
Type	Description
IOException	does not actually throw but as it's part of our public API and removing it can cause compilation errors, leaving it in (and documenting to quiet Eclipse warning).

mark(int readlimit)

public void mark(int readlimit)

Parameter
Name	Description
readlimit	int

Overrides

InputStream.mark(int)

markSupported()

public boolean markSupported()

Returns
Type	Description
boolean

Overrides

InputStream.markSupported()

read()

public int read()

Returns
Type	Description
int

Overrides

InputStream.read()

Exceptions
Type	Description
IOException

read(byte[] b, int off, int len)

public int read(byte[] b, int off, int len)

Parameters
Name	Description
b	byte[]
off	int
len	int

Returns
Type	Description
int

Overrides

InputStream.read(byte[],int,int)

Exceptions
Type	Description
IOException

reset()

public void reset()

Overrides

InputStream.reset()

Exceptions
Type	Description
IOException