The new release of Habari message broker client libraries introduces new features, including: new connection parameter "send.receipt" to enable broker receipt confirmations for all outgoing messages new connection parameter "disconnect.receipt" to enable broker receipt confirmations for disconnect operations new connection parameter "tcp.keepalive" to enable TCP keep-alive (Indy only) resource saving on-demand creation of threads for … Continue reading Habari Client libraries new versions released
Habari Chat: message exchange for Delphi applications
Habari Chat is a demo application for the Habari Client libraries, available with full source code and as executable in the demo downloads. Sending broadcast messages After choosing a chatroom name and a nickname, the user interface allows to send text messages. For system messages - for example when users enter or leave a chatroom … Continue reading Habari Chat: message exchange for Delphi applications
Habari Client for OpenMQ 2.3 released
December 12, 2012 - Habarisoft is pleased to announce release 2.3 of its Delphi and Free Pascal client library for the OpenMQ message broker. Open Message Queue (OpenMQ) is an enterprise-quality, production-ready open source message-oriented middleware project and provides enterprise features including clustering for scalability and high availability. Habari Client libraries provide access to production-ready … Continue reading Habari Client for OpenMQ 2.3 released
Temporary queue support in Habari Client libraries
What is a temporary queue? Temporary queues are destinations with a scope limited to the connection that created it, and are removed on the server side as soon as the connection is closed. They are typically used for synchronous messaging (request/reply communication model). Their main advantage is that no queue management to provide unique destination … Continue reading Temporary queue support in Habari Client libraries
Firebird Database Events and Message-oriented Middleware (part 1)
Firebird developers can use Firebird events to notify clients about changes in database record data. In this article, I will show and discuss some limitations of Firebird events and compare possible workarounds with a solution based on message-oriented middleware.How should I implement "server push" for new data, instead of "client pull"?For this article we assume … Continue reading Firebird Database Events and Message-oriented Middleware (part 1)
Habari Client Libraries for Delphi and Free Pascal – minor updates released
A minor version update of Habari Client libraries is available. It includes a fix for the Synapse communication adapter which was introduced in the last major release. Registered users can download these new versions from the download area: Habari Client for ActiveMQ 3.2.2 Habari Client for Apollo 1.2.2 Habari Client for HornetQ 1.8.2 Habari Client … Continue reading Habari Client Libraries for Delphi and Free Pascal – minor updates released
Habari Client for OpenMQ 2.2 released
August 2, 2012 - Habarisoft is pleased to announce release 2.2 of its Delphi and Free Pascal client library for the OpenMQ message broker. Open Message Queue (OpenMQ) is an enterprise-quality, production-ready open source message-oriented middleware project and provides enterprise features including clustering for scalability and high availability. Habari Client for OpenMQ features include suport … Continue reading Habari Client for OpenMQ 2.2 released
Enterprise Messaging News (June 2011)
HornetQ 2.2.5 Message Broker released June 17, 2011 - HornetQ 2.2.5.Final, available for download now, will be the first release included as the default Java Message System (JMS) provider in the JBoss AS 7 Java EE application server. Changes and bug fixes also include an issue in the Stomp Decoder. HornetQ is an open source … Continue reading Enterprise Messaging News (June 2011)
Delphi Integration with the GlassFish v3 Application Server Part 1 – Sending Messages
This tutorial shows the steps to build and run web application on the Java platform with the NetBeans 6.9 IDE and GlassFish v3 which sends message to the OpenMQ Java Message Service (JMS) message broker included in GlassFish. A Delphi message consumer application created with the Habari OpenMQ Client library then can be used to … Continue reading Delphi Integration with the GlassFish v3 Application Server Part 1 – Sending Messages
Enterprise Messaging News (November 2010)
Stomp 1.1 Working Group The group for the specification and discussion of the Stomp messaging protocol is working on the next version 1.1 of the Stomp specification. Group members include representatives of popular open source message brokers including Apache ActiveMQ, JBoss HornetQ and Springsource RabbitMQ. The current draft is online at Github. A first experimental … Continue reading Enterprise Messaging News (November 2010)