FilePicker

All Implemented Interfaces:
```
public interface FilePicker

                    
```
A file picker for retrieving a destination Uri. getDestinationUri can be called whenever access to an Uri is required, for example when trying to save a PDF document to a random location. Various implementations of file pickers can exist, such as default Android SAF that shows a file browser for selecting a destination file prior to creating the exported PDFs. One usage of the FilePicker is the selection of a destination Uri for saving documents when editing using the PdfDocumentEditor.

Nested Class Summary

Nested Classes
Modifier and Type	Class	Description

Field Summary

Fields
Modifier and Type	Field	Description

Constructor Summary

Constructors
Constructor	Description

Enum Constant Summary

Enum Constants
Enum Constant	Description

Method Summary

Modifier and Type	Method	Description
`Maybe<Uri>`	`getDestinationUri(@NonNull() String action)`	The file picker opens a default Android SAF by an intent with a given action.
`abstract Maybe<Uri>`	`getDestinationUri(@NonNull() String action, @Nullable() String fileName)`	The file picker opens a default Android SAF by an intent with a given action.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
- Method Detail
  - getDestinationUri
```
@NonNull() Maybe<Uri> getDestinationUri(@NonNull() String action)
```
    The file picker opens a default Android SAF by an intent with a given action. The file picker might cancel the operation, in which case the returned Maybe instance completes without emitting a value. Reasons for cancellation might be user interaction, like cancelling selection of a destination inside SAF picker. Supported intent actions are ACTION_OPEN_DOCUMENT, and ACTION_CREATE_DOCUMENT.
    
    Parameters:
    
    action - Given action used to create an intent for opening Android SAF.
  - getDestinationUri
```
@NonNull() abstract Maybe<Uri> getDestinationUri(@NonNull() String action, @Nullable() String fileName)
```
    The file picker opens a default Android SAF by an intent with a given action. The file picker might cancel the operation, in which case the returned Maybe instance completes without emitting a value. Reasons for cancellation might be user interaction, like cancelling selection of a destination inside SAF picker. Supported intent actions are ACTION_OPEN_DOCUMENT, and ACTION_CREATE_DOCUMENT.
    
    Parameters:
    
    action - Given action used to create an intent for opening Android SAF.
    
    fileName - File name (without the .pdf extension) that should be pre-filled in the file picker.