public
interface
DownloadSource
| com.pspdfkit.document.download.source.DownloadSource |
 Known Indirect Subclasses
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Class Overview
A remote PDF resource that can be downloaded by the DownloadJob.
Implementation could be a file served from a content provider, or a file on the web.
Summary
| Constants | |||||||||||
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| long | UNKNOWN_DOWNLOAD_SIZE | Constant value used when the total size of a download is not known. | |||||||||
| Public Methods | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| abstract long |
getLength()
Returns the total length of the download.
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| abstract InputStream |
open()
Opens an
InputStream for downloading the document. | ||||||||||
Constants
public static final long UNKNOWN_DOWNLOAD_SIZE
Constant value used when the total size of a download is not known.
See Also
Constant Value:
-1
(0xffffffffffffffff)
Public Methods
public abstract long getLength ()
Returns the total length of the download. This is optional and only used for calculating the Progress during download.
Returns
- Total length of the download in bytes, or
UNKNOWN_DOWNLOAD_SIZE.
public abstract InputStream open ()
Opens an InputStream for downloading the document.
Returns
- A fresh input stream for downloading the PDF document.
Throws
| IOException | An exception may be thrown if there was an error while downloading. |
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