org.apache.storm.sql.runtime.datasource.socket

Class SocketDataSourcesProvider

java.lang.Object

org.apache.storm.sql.runtime.datasource.socket.SocketDataSourcesProvider

All Implemented Interfaces:

DataSourcesProvider

public class SocketDataSourcesProvider
extends Object
implements DataSourcesProvider

Create a Socket data source based on the URI and properties. The URI has the format of socket://[host]:[port]. Both of host and port are mandatory.

Note that it connects to given host and port, and receive the message if it’s used for input source, and send the message if it’s used for output data source.

Constructor Summary

Constructors

Constructor and Description
SocketDataSourcesProvider()

Method Summary

Modifier and Type	Method and Description
DataSource	construct(URI uri, String inputFormatClass, String outputFormatClass, List<FieldInfo> fields) Construct a new data source.
ISqlTridentDataSource	constructTrident(URI uri, String inputFormatClass, String outputFormatClass, Properties properties, List<FieldInfo> fields)
String	scheme()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

SocketDataSourcesProvider

public SocketDataSourcesProvider()

Method Detail

scheme

public String scheme()

Specified by:

scheme in interface DataSourcesProvider

Returns:

the scheme of the data source

construct

public DataSource construct(URI uri,
                            String inputFormatClass,
                            String outputFormatClass,
                            List<FieldInfo> fields)

Description copied from interface: DataSourcesProvider

Construct a new data source.

Specified by:

construct in interface DataSourcesProvider

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.

constructTrident

public ISqlTridentDataSource constructTrident(URI uri,
                                              String inputFormatClass,
                                              String outputFormatClass,
                                              Properties properties,
                                              List<FieldInfo> fields)

Specified by:

constructTrident in interface DataSourcesProvider