Module de.stklcode.pubtrans.juraclient

Package de.stklcode.pubtrans.ura

Class UraClient

java.lang.Object

de.stklcode.pubtrans.ura.UraClient

All Implemented Interfaces:

Serializable

public class UraClient
extends Object
implements Serializable

Client for URA based public transport API.

This client features builder pattern style query functionality to obtain Trip and Stop information.

Author:

Stefan Kalscheuer

See Also:

• Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
final class	UraClient.Query	Request meta object.

Constructor Summary

Constructors

Constructor	Description
UraClient(UraClientConfiguration config)	Constructor from UraClientConfiguration.
UraClient(String baseURL)	Constructor with base URL and default API paths.
UraClient(String baseURL, String instantPath, String streamPath)	Constructor with base URL and custom API paths.

Method Summary

Modifier and Type	Method	Description
final UraClient.Query	forDestinationNames(String... destinationNames)	Builder pattern to request given destination names.
final UraClient.Query	forDirection(Integer direction)	Builder pattern to request given direction.
final UraClient.Query	forLines(String... lines)	Builder pattern to request given line IDs.
final UraClient.Query	forLinesByName(String... lineNames)	Builder pattern to request given line names.
final UraClient.Query	forPosition(Double latitude, Double longitude, Integer radius)	Builder pattern to request given destination names.
final UraClient.Query	forStops(String... stops)	Builder pattern to request given stop IDs.
final UraClient.Query	forStopsByName(String... stopNames)	Builder pattern to request given stop names.
List<Message>	getMessages()	Get list of messages.
List<Message>	getMessages(UraClient.Query query)	Get list of messages.
List<Message>	getMessages(UraClient.Query query, Integer limit)	Get list of messages for given stopIDs with result limit.
List<Stop>	getStops()	Get list of stops without filters.
List<Stop>	getStops(UraClient.Query query)	List available stopIDs.
List<Trip>	getTrips()	Get list of trips.
List<Trip>	getTrips(UraClient.Query query)	Get list of trips.
List<Trip>	getTrips(UraClient.Query query, Integer limit)	Get list of trips for given stopIDs and lineIDs with result limit.
List<Trip>	getTrips(Integer limit)	Get list of trips with limit.
AsyncUraTripReader	getTripsStream(UraClient.Query query, Consumer<Trip> consumer)	Get trips for given stopIDs and lineIDs using stream API and pass each result to given consumer.
AsyncUraTripReader	getTripsStream(UraClient.Query query, List<Consumer<Trip>> consumers)	Get trips for given stopIDs and lineIDs using stream API and pass each result to given consumers.
final UraClient.Query	towards(String... towards)	Builder pattern to request given direction defined by stop point name.

Methods inherited from class java.lang.Object

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

Constructor Details

UraClient

public UraClient(UraClientConfiguration config)

Constructor from UraClientConfiguration.

Parameters:

config - The configuration.

Since:

2.0

UraClient

public UraClient(String baseURL)

Constructor with base URL and default API paths.

Parameters:

baseURL - The base URL (with protocol, without trailing slash).

UraClient

public UraClient(String baseURL,
 String instantPath,
 String streamPath)

Constructor with base URL and custom API paths.

Parameters:

baseURL - The base URL (including protocol).

instantPath - The path for instant requests.

streamPath - The path for stream requests.

Method Details

forStops

public final UraClient.Query forStops(String... stops)

Builder pattern to request given stop IDs.

Parameters:

stops - Stop IDs

Returns:

the request

forStopsByName

public final UraClient.Query forStopsByName(String... stopNames)

Builder pattern to request given stop names.

Parameters:

stopNames - Stop Point Names

Returns:

the request

forLines

public final UraClient.Query forLines(String... lines)

Builder pattern to request given line IDs.

Parameters:

lines - Line IDs.

Returns:

The request.

forLinesByName

public final UraClient.Query forLinesByName(String... lineNames)

Builder pattern to request given line names.

Parameters:

lineNames - Line names.

Returns:

The request.

forDirection

public final UraClient.Query forDirection(Integer direction)

Builder pattern to request given direction.

Parameters:

direction - The direction ID.

Returns:

The request.

forDestinationNames

public final UraClient.Query forDestinationNames(String... destinationNames)

Builder pattern to request given destination names.

Parameters:

destinationNames - Destination names.

Returns:

The request.

Since:

1.1.0

towards

public final UraClient.Query towards(String... towards)

Builder pattern to request given direction defined by stop point name.

Parameters:

towards - Towards stop point names.

Returns:

The request.

Since:

1.1.0

forPosition

public final UraClient.Query forPosition(Double latitude,
 Double longitude,
 Integer radius)

Builder pattern to request given destination names.

Parameters:

latitude - Latitude (WGS84).

longitude - Longitude (WGS84).

radius - Search radius (meters).

Returns:

The request.

Since:

1.1.0

getTrips

public List<Trip> getTrips()
                    throws UraClientException

Get list of trips. If forStops() and/or forLines() has been called, those will be used as filter.

Returns:

List of trips.

Throws:

UraClientException - Error with API communication.

Since:

1.0, 2.0 Throws UraClientException.

getTrips

public List<Trip> getTrips(Integer limit)
                    throws UraClientException

Get list of trips with limit. If forStops() and/or forLines() has been called, those will be used as filter.

Parameters:

limit - Maximum number of results.

Returns:

List of trips.

Throws:

UraClientException - Error with API communication.

Since:

1.0, 2.0 Throws UraClientException.

getTrips

public List<Trip> getTrips(UraClient.Query query)
                    throws UraClientException

Get list of trips. If forStops() and/or forLines() has been called, those will be used as filter.

Parameters:

query - The query.

Returns:

List of trips.

Throws:

UraClientException - Error with API communication.

UraClientException - Error with API communication.

Since:

1.0, 2.0 Throws UraClientException.

getTrips

public List<Trip> getTrips(UraClient.Query query,
 Integer limit)
                    throws UraClientException

Get list of trips for given stopIDs and lineIDs with result limit.

Parameters:

query - The query.

limit - Maximum number of results.

Returns:

List of trips.

Throws:

UraClientException - Error with API communication.

Since:

1.0, 2.0 Throws UraClientException.

getTripsStream

public AsyncUraTripReader getTripsStream(UraClient.Query query,
 Consumer<Trip> consumer)
                                  throws UraClientConfigurationException

Get trips for given stopIDs and lineIDs using stream API and pass each result to given consumer.

Parameters:

query - The query.

consumer - Consumer(s) for single trips.

Returns:

Trip reader.

Throws:

UraClientConfigurationException - Error reading response.

Since:

1.2

See Also:

• getTripsStream(Query, List)

getTripsStream

public AsyncUraTripReader getTripsStream(UraClient.Query query,
 List<Consumer<Trip>> consumers)
                                  throws UraClientConfigurationException

Get trips for given stopIDs and lineIDs using stream API and pass each result to given consumers.

Parameters:

query - The query.

consumers - Consumer(s) for single trips.

Returns:

Trip reader.

Throws:

UraClientConfigurationException - Error retrieving stream response.

Since:

1.2, 2.0 Throws UraClientConfigurationException.

getStops

public List<Stop> getStops()
                    throws UraClientException

Get list of stops without filters.

Returns:

The list of stops.

Throws:

UraClientException - Error with API communication.

Since:

1.0, 2.0 Throws UraClientException.

getStops

public List<Stop> getStops(UraClient.Query query)
                    throws UraClientException

List available stopIDs. If forStops() and/or forLines() has been called, those will be used as filter.

Parameters:

query - The query.

Returns:

The list.

Throws:

UraClientException - Error with API communication.

Since:

1.0, 2.0 Throws UraClientException.

getMessages

public List<Message> getMessages()
                          throws UraClientException

Get list of messages.

Returns:

List of messages.

Throws:

UraClientException - Error with API communication.

Since:

1.3, 2.0 Throw UraClientException.

getMessages

public List<Message> getMessages(UraClient.Query query)
                          throws UraClientException

Get list of messages. If forStops() has been called, those will be used as filter.

Parameters:

query - The query.

Returns:

List of trips.

Throws:

UraClientException - Error with API communication.

Since:

1.3, 2.0 Throw UraClientException.

getMessages

public List<Message> getMessages(UraClient.Query query,
 Integer limit)
                          throws UraClientException

Get list of messages for given stopIDs with result limit.

Parameters:

query - The query.

limit - Maximum number of results.

Returns:

List of trips.

Throws:

UraClientException - Error with API communication.

Since:

1.3, 2.0 Throw UraClientException.