DataFileMetadata (Eoulsan 2.6.1 API)

```
public interface DataFileMetadata
```
This class define source metadata

Since:

1.0

Author:

Laurent Jourdren

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`String`	`getContentEncoding()`	Get the content type of the file.
`long`	`getContentLength()`	Get the content length of the file.
`String`	`getContentMD5()`	Get the content MD5 of the file.
`String`	`getContentType()`	Get the content type of the file.
`DataFormat`	`getDataFormat()`	Get the DataFormat of the file.
`long`	`getLastModified()`	Get the date of the last modification of the file.
`DataFile`	`getLinkTarget()`	Get the symbolic link target.
`boolean`	`isDir()`	Test if the file is a directory.
`boolean`	`isSymbolicLink()`	Test if the file is a symbolic link.

- Method Detail
  - getContentLength
```
long getContentLength()
```
    Get the content length of the file.
    
    Returns:
    
    the content length or -1 if unavailable
  - getContentType
```
String getContentType()
```
    Get the content type of the file.
    
    Returns:
    
    the content type or null if unavailable
  - getContentEncoding
```
String getContentEncoding()
```
    Get the content type of the file.
    
    Returns:
    
    the content type or null if unavailable
  - getContentMD5
```
String getContentMD5()
```
    Get the content MD5 of the file.
    
    Returns:
    
    the content MD5 or null if unavailable
  - getLastModified
```
long getLastModified()
```
    Get the date of the last modification of the file.
    
    Returns:
    
    the last modified date in seconds since epoch of -1 if unavailable
  - isDir
```
boolean isDir()
```
    Test if the file is a directory.
    
    Returns:
    
    true if the file is a directory
  - isSymbolicLink
```
boolean isSymbolicLink()
```
    Test if the file is a symbolic link.
    
    Returns:
    
    true if the file is symbolic link
  - getDataFormat
```
DataFormat getDataFormat()
```
    Get the DataFormat of the file.
    
    Returns:
    
    the DataFormat of the source
  - getLinkTarget
```
DataFile getLinkTarget()
```
    Get the symbolic link target.
    
    Returns:
    
    The target of the symbolic link as DataFile