Package org.apache.arrow.flight.sql.example

Class FlightSqlClientDemoApp

java.lang.Object

org.apache.arrow.flight.sql.example.FlightSqlClientDemoApp

All Implemented Interfaces:

AutoCloseable

public class FlightSqlClientDemoApp
extends Object
implements AutoCloseable

Flight SQL Client Demo CLI Application.

Field Summary

Fields

Modifier and Type	Field	Description
final BufferAllocator	allocator
final List<CallOption>	callOptions
FlightSqlClient	flightSqlClient

Constructor Summary

Constructors

Constructor	Description
FlightSqlClientDemoApp(BufferAllocator bufferAllocator)

Method Summary

Modifier and Type	Method	Description
void	close()
void	createFlightSqlClient(String host, int port)	Creates a FlightSqlClient to be used with the example methods.
void	executeApp(org.apache.commons.cli.CommandLine cmd)	Calls createFlightSqlClient(String, int) in order to create a FlightSqlClient to be used in future calls, and then calls executeCommand(CommandLine) to execute the command parsed at execution.
void	executeCommand(org.apache.commons.cli.CommandLine cmd)	Parses the "command" CLI argument and redirects to the appropriate method.
CallOption[]	getCallOptions()	Gets the current CallOption as an array; usually used as an argument in FlightSqlClient methods.
static void	main(String[] args)

Methods inherited from class java.lang.Object

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

Field Details

callOptions

public final List<CallOption> callOptions

allocator

public final BufferAllocator allocator

flightSqlClient

public FlightSqlClient flightSqlClient

Constructor Details

FlightSqlClientDemoApp

public FlightSqlClientDemoApp(BufferAllocator bufferAllocator)

Method Details

main

public static void main(String[] args)
                 throws Exception

Throws:

Exception

getCallOptions

public CallOption[] getCallOptions()

Gets the current CallOption as an array; usually used as an argument in FlightSqlClient methods.

Returns:

current CallOption array.

executeApp

public void executeApp(org.apache.commons.cli.CommandLine cmd)
                throws Exception

Calls createFlightSqlClient(String, int) in order to create a FlightSqlClient to be used in future calls, and then calls executeCommand(CommandLine) to execute the command parsed at execution.

Parameters:

cmd - parsed CommandLine; often the result of DefaultParser.parse(Options, String[]).

Throws:

Exception

executeCommand

public void executeCommand(org.apache.commons.cli.CommandLine cmd)
                    throws Exception

Parses the "command" CLI argument and redirects to the appropriate method.

Parameters:

cmd - parsed CommandLine; often the result of DefaultParser.parse(Options, String[]).

Throws:

Exception

createFlightSqlClient

public void createFlightSqlClient(String host,
 int port)

Creates a FlightSqlClient to be used with the example methods.

Parameters:

host - client's hostname.

port - client's port.

close

public void close()
           throws Exception

Specified by:

close in interface AutoCloseable

Throws:

Exception