DataSource (Gerrit Review Plugin API Documentation)

All Known Subinterfaces:

ChangeDataSource

All Known Implementing Classes:

AndChangeSource, AndSource, IndexedAccountQuery, IndexedChangeQuery, IndexedGroupQuery, IndexedQuery, OrSource
```
public interface DataSource<T>
```

- Method Summary
  
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  
  int getCardinality()
  
  ResultSet<T> read()
  
  ResultSet<FieldBundle> readRaw()

- Method Detail
  - getCardinality
```
int getCardinality()
```
    Returns:
    
    an estimate of the number of results from read().
  - read
```
ResultSet<T> read()
```
    Returns:
    
    read from the database and return the results.
  - readRaw
```
ResultSet<FieldBundle> readRaw()
```
    Returns:
    
    read from the database and return the raw results.