DataSnapshot (JasperReports Javadoc 7.0.0 API)

All Known Implementing Classes:

ColumnDataSnapshot
```
public interface DataSnapshot
```
Author:

Lucian Chirita (lucianc@users.sourceforge.net)

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`CachedDataset`	`getCachedData(Object key)`
`boolean`	`hasCachedData(Object key)`
`boolean`	`isPersistable()`

Method Detail

hasCachedData
```
boolean hasCachedData(Object key)
```

getCachedData

CachedDataset getCachedData(Object key)
                     throws DataSnapshotException

Throws:: DataSnapshotException

isPersistable
```
boolean isPersistable()
```