Home » Tag Archives: JGroups

Tag Archives: JGroups

Using JGroups Directly From JBoss AS 7 Component

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JGroups is Bela Ban‘s piece of software for reliable message exchange that is highly configurable and can use either TCP or UDP as a transport protocol. Basically – you run the JGroups on number of clients, they form a cluster and they can send and receive messages within the cluster. JGroups is used internally by JBoss Infinispan. Infinispan, however, unlike ...

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ElasticMQ message replication with JGroups

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ElasticMQ is a messaging server, with a Scala, Java, and an Amazon SQS-compatible interface. It supports guaranteed messaging by replicating the messages across a cluster of servers, and message persistence with journalling. Message replication is one of the core features of ElasticMQ. However if you look at the code, it’s only a handful of classes, the longest having 76 lines ...

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EhCache replication: RMI vs JGroups

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Recently, I was working on one product which required replicated caching. Caching provider was already decided – EhCache, and the remained was a question about transport. Which one is the best option? By the best option here I mean just the one which has better performance. The performance measurement was done just between two of available transports – JGroups and ...

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JBoss 4.2.x Spring 3 JPA Hibernate Tutorial Part #2

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We continue our tutorial about Spring 3, Hibernate, JPA and JBoss 4.2.x – 4.3 integration. The last step is to create a Spring service to expose functionality to the end user. We have to create an interface class and the relevant implementation class. First the interface class :           package com.mycomp.myproject.services; import com.mycomp.myproject.dto.EmployeeDTO; public interface ExampleService ...

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JBoss 4.2.x Spring 3 JPA Hibernate Tutorial

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After spending many hours searching the web, trying to find the most efficient way to use Spring, JPA and Hibenate for several projects we concluded to the configuration that will be presented below. Integrating Spring with JPA and Hibernate consists of several steps : Configuration of the Spring container Configuration of the JPA ORM layer Configuration of Hibernate Second lvl ...

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