PartSource (HttpClient Library (Version 3.1))

All Known Implementing Classes:

ByteArrayPartSource, FilePartSource
```
public interface PartSource
```
An interface for providing access to data when posting MultiPart messages.

Since:

2.0

Author:

Michael Becke

See Also:

FilePart

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`InputStream`	`createInputStream()`	Gets a new InputStream for reading this source.
`String`	`getFileName()`	Gets the name of the file this source represents.
`long`	`getLength()`	Gets the number of bytes contained in this source.

- Method Detail
  - getLength
```
long getLength()
```
    Gets the number of bytes contained in this source.
    
    Returns:
    
    a value >= 0
  - getFileName
```
String getFileName()
```
    Gets the name of the file this source represents.
    
    Returns:
    
    the fileName used for posting a MultiPart file part
  - createInputStream
```
InputStream createInputStream()
                       throws IOException
```
    Gets a new InputStream for reading this source. This method can be called more than once and should therefore return a new stream every time.
    
    Returns:
    
    a new InputStream
    
    Throws:
    
    IOException - if an error occurs when creating the InputStream