DataSourcesProvider (Storm 2.7.1 API)

All Known Implementing Classes:

HdfsDataSourcesProvider, KafkaDataSourcesProvider, RedisDataSourcesProvider, SocketDataSourcesProvider
```
public interface DataSourcesProvider
```

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`ISqlStreamsDataSource`	`constructStreams(URI uri, String inputFormatClass, String outputFormatClass, Properties properties, List<FieldInfo> fields)`	Construct a new data source for streams mode.
`String`	`scheme()`	Get the scheme of the data source.

- Method Detail
  - scheme
```
String scheme()
```
    Get the scheme of the data source.
    
    Returns:
    
    the scheme of the data source
  - constructStreams
```
ISqlStreamsDataSource constructStreams(URI uri,
                                       String inputFormatClass,
                                       String outputFormatClass,
                                       Properties properties,
                                       List<FieldInfo> fields)
```
    Construct a new data source for streams mode.
    
    Parameters:
    
    uri - The URI that specifies the data source. The format of the URI is fully customizable.
    
    inputFormatClass - the name of the class that deserializes data. It is null when unspecified.
    
    outputFormatClass - the name of the class that serializes data. It is null when unspecified.
    
    fields - The name of the fields and the schema of the table.