com.sap.cds.services.utils.messaging.jms

Class BrokerConnectionProvider<T extends JsonRestClientConfiguration>

java.lang.Object

com.sap.cds.services.utils.messaging.jms.BrokerConnectionProvider<T>

Type Parameters:

T - broker configuration type

public abstract class BrokerConnectionProvider<T extends JsonRestClientConfiguration>
extends Object

This class manages the broker connections to the appropriate messaging services. By default there is only one broker connection of each messaging kind. But if any configuration contains the custom client configuration a new broker connection is created for the service.

Constructor Summary

Constructors

Constructor and Description
BrokerConnectionProvider(T brokerConfiguration)

Method Summary

Modifier and Type	Method and Description
void	asyncConnectionInitialization(CdsProperties.Messaging.MessagingServiceConfig config, Consumer<BrokerConnection> consumer) Initializes asynchronous the broker connection for the specified messaging service.
protected abstract BrokerConnection	createBrokerConnection(String name, Map<String,String> clientProperties) Creates the broker connection corresponding the specified client configuration properties.
T	getBrokerConfiguration() Returns the broker configuration

Methods inherited from class java.lang.Object

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

Constructor Detail

BrokerConnectionProvider

public BrokerConnectionProvider(T brokerConfiguration)

Method Detail

getBrokerConfiguration

public T getBrokerConfiguration()

Returns the broker configuration

Returns:

broker configuration

asyncConnectionInitialization

public void asyncConnectionInitialization(CdsProperties.Messaging.MessagingServiceConfig config,
                                          Consumer<BrokerConnection> consumer)

Initializes asynchronous the broker connection for the specified messaging service. Notifies the consumer asynchronously when the broker connection is ready to use.

Parameters:

config - messaging service configuration

consumer - connection consumer

createBrokerConnection

protected abstract BrokerConnection createBrokerConnection(String name,
                                                           Map<String,String> clientProperties)
                                                    throws Exception

Creates the broker connection corresponding the specified client configuration properties.

Parameters:

name - connection name

clientProperties - client configuration properties

Returns:

broker connection

Throws:

Exception - when the connection cannot be created