write


Description:

public long write (Blob blob, long offset)

Writes a chunk of bytes from a blob to the BLOB accessible through this, blob is unchanged after this call.

If blob has an associated BlobOp (ie. if blob->op is not null) then the data to be written using this is the data fetched using blob->op.

Parameters:

this

a BlobOp

blob

a Blob which contains the data to write

offset

offset to write from the start of the blob (starts at 0)

Returns:

the number of bytes written. In case of error, -1 is returned and the provider should have added an error to the connection.




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