VFSServlet.FileDAO (BCD-UI Api)

All Known Implementing Classes:

VFSServlet.JdbcFileDAO

Enclosing class:

VFSServlet
```
public static interface VFSServlet.FileDAO
```
abstraction to write into VFS, client has finally to call commit()

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`commit()`	for implementations with transaction handling
`void`	`delete(java.util.Collection<java.lang.String> uris)`	deletes uris
`java.util.Collection<java.lang.String>`	`getWrittenFiles()`	this method must not be called prior to `commit()`
`void`	`write(java.lang.String uri, java.io.InputStream openStream)`	writes file

- Method Detail
  - getWrittenFiles
```
java.util.Collection<java.lang.String> getWrittenFiles()
```
    this method must not be called prior to commit()
    
    Returns:
    
    collection of finally written files into filesystem with their absolute path
  - write
```
void write(java.lang.String uri,
           java.io.InputStream openStream)
```
    writes file
    
    Parameters:
    
    uri -
    
    openStream -
  - delete
```
void delete(java.util.Collection<java.lang.String> uris)
```
    deletes uris
    
    Parameters:
    
    uris -
  - commit
```
void commit()
```
    for implementations with transaction handling