**Inheritance:**
java.lang.Object
```
public final class FileFormatExtensions
```

Contains `FileFormat` extension methods.
## Methods

| Method | Description |
| --- | --- |
| [isSingleFormatDefined(long fileFormat)](#isSingleFormatDefined-long-) | Determines whether single file format is defined. |
### isSingleFormatDefined(long fileFormat) {#isSingleFormatDefined-long-}
```
public static boolean isSingleFormatDefined(long fileFormat)
```


Determines whether single file format is defined.

**Parameters:**
| Parameter | Type | Description |
| --- | --- | --- |
| fileFormat | long | The file format to check. |

**Returns:**
boolean - `True` if single file format is defined; otherwise, `false`.