DataStore (FFMQ Core 4.0.13 API)

All Known Subinterfaces:

LinkedDataStore

All Known Implementing Classes:

AbstractBlockBasedDataStore, AbstractDataStore, BlockBasedDataStore, InMemoryLinkedDataStore, JournalingBlockBasedDataStore
```
public interface DataStore
```
DataStore

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`close()`	Close the store releasing associated system resources
`void`	`commitChanges()`	Ensure everything's persisted (synchronous)
`void`	`commitChanges(SynchronizationBarrier barrier)`	Ensure everything's persisted (asynchronous)
`int`	`getAbsoluteStoreUsage()`	Get the absolute store usage amount (%) (Ratio of used space over maximum allocatable space)
`int`	`getStoreUsage()`	Get the store usage amount (%) (Ratio of used space over currently allocated space)
`int`	`size()`	Get the number of entries in the store

- Method Detail
  - commitChanges
```
void commitChanges(SynchronizationBarrier barrier)
            throws DataStoreException
```
    Ensure everything's persisted (asynchronous)
    
    Throws:
    
    DataStoreException
  - commitChanges
```
void commitChanges()
            throws DataStoreException
```
    Ensure everything's persisted (synchronous)
    
    Throws:
    
    DataStoreException
  - close
```
void close()
```
    Close the store releasing associated system resources
  - size
```
int size()
```
    Get the number of entries in the store
  - getStoreUsage
```
int getStoreUsage()
```
    Get the store usage amount (%) (Ratio of used space over currently allocated space)
  - getAbsoluteStoreUsage
```
int getAbsoluteStoreUsage()
```
    Get the absolute store usage amount (%) (Ratio of used space over maximum allocatable space)