SettingsDao (52°North Faroe 9.8.0 API)

```
public interface SettingsDao
```

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`deleteAll()`
`void`	`deleteSettingValue(String key)`	Deletes the setting with the specified key.
`SettingValue<?>`	`getSettingValue(String key)`	Returns the value of the specified setting or `null` if it does not exist.
`Set<SettingValue<?>>`	`getSettingValues()`
`void`	`saveSettingValue(SettingValue<?> setting)`	Saves the setting value.

- Method Detail
  - getSettingValues
```
Set<SettingValue<?>> getSettingValues()
```
    Returns:
    
    all saved setting values
  - getSettingValue
```
SettingValue<?> getSettingValue(String key)
```
    Returns the value of the specified setting or null if it does not exist.
    
    Parameters:
    
    key - the key
    
    Returns:
    
    the value
  - deleteSettingValue
```
void deleteSettingValue(String key)
```
    Deletes the setting with the specified key.
    
    Parameters:
    
    key - the key
  - saveSettingValue
```
void saveSettingValue(SettingValue<?> setting)
```
    Saves the setting value.
    
    Parameters:
    
    setting - the value
  - deleteAll
```
void deleteAll()
```