DataReader (GraphHopper Core stable API)

All Methods Instance Methods Abstract Methods
Modifier and Type	Method and Description
`Date`	`getDataDate()` This method returns the date of the most recent change for the underlying data or null if not found.
`void`	`readGraph()` This method triggers reading the underlying data to create a graph
`DataReader`	`setElevationProvider(ElevationProvider ep)`
`DataReader`	`setFile(File file)`
`DataReader`	`setSmoothElevation(boolean smoothElevation)`
`DataReader`	`setWayPointMaxDistance(double wayPointMaxDistance)`
`DataReader`	`setWorkerThreads(int workerThreads)`

DataReader setElevationProvider(ElevationProvider ep)

DataReader setWorkerThreads(int workerThreads)

DataReader setWayPointMaxDistance(double wayPointMaxDistance)

DataReader setSmoothElevation(boolean smoothElevation)

getDataDate
```
Date getDataDate()
```
This method returns the date of the most recent change for the underlying data or null if not found.

Interface DataReader