另外,由于ESB中使用的输入和输出队列可以将自己描述为服务,因此可以像其他类型的服务一样对其进行发现。
Further, because the input and output queues used in an ESB can themselves be described as services, they can be discovered just like any other type of service.
本部分描述消息队列框架的内部工作方式。
This section describes the internal workings of the message queue framework.
本部分介绍消息队列框架的主要功能和特性,描述主要类和方法,并提供如何使用框架的示例。
This section describes the major functions and features of the message queue framework, describes major classes and methods, and provides an example of how use the framework.
上面描述的两种配置事件组概要都使用了jms队列和主题JNDI名称。
Both of the configured event group profiles described above use JMS queue and topic JNDI names.
这里描述的系统包含一个活动代理或队列管理器实例和一个备用实例。
The systems described here have included one broker or queue manager instance that is active and one standby.
本文描述创建并连接到一个jms队列、以及使用一个简单的集成服务来发送和获取消息的步骤。
This article describes the steps to create and connect to a JMS queue and to send and retrieve messages by using a simple integration service.
将队列和队列管理器中的所有交互和设置的描述精简到一两篇文章中是不可能的。
It would be impossible to condense a description of all the interactions and Settings in the queues and queue manager down to an article or two.
清单6展示了如何快速浏览所有已定义的打印队列、它们的位置和描述。
Listing 6 shows how you can quickly view all defined print queues, their locations, and descriptions.
面向消息的中间件或MOM是一个描述通过消息队列通信的松耦合系统的术语。
Message-oriented middleware, or MOM, is a term that describes loosely coupled systems that communicate via message queues.
其次,我们描述消息队列框架的设计和实现。
Next, we'll describe the design and implementation of the message queue framework.
为了阐明消息队列框架的设计和实现,下表对每个主要方法进行了详细的描述。
To clarify the design and implementation of the message queue framework, a detailed description of each major method is shown in the tables below.
本文描述创建并连接到一个jms队列、以及使用一个简单的集成服务来发送和获取消息的步骤。
It describes the steps required to create and connect to a JMS queue and how you can use a simple integration service to send and retrieve messages.
当消息是存储在传输队列中的分布列表消息时,MQDH会描述该消息中的附加数据。
MQDH describes the additional data in a message when that message is a distribution-list message stored on a transmission queue.
发送者上下文信息描述将消息放入当前存储消息的队列中的应用程序。
Origin context information describes the application that put the message on the queue on which the message is currently stored.
消息代理或队列管理程序根据消息中描述的特定目的地确定接收消息的客户机,从而实现消息传递。
The message broker or queue manager determines which clients should receive which messages based on a particular destination described in the message, and it delivers the messages accordingly.
打印队列仍然存在,但是在再次查看打印机时,描述已经被删除,如清单13所示。
The print queues will still exist, but when you look at the printers again the descriptions are gone, as shown in Listing 13.
第3部分描述了队列目的地的创建过程。
管道由一个队列和两个文件描述符(一个用于数据入列,另一个用于数据出列)组成。
A pipe is composed of a queue and two file descriptors-one to enqueue data and the other to dequeue data.
例如,假设我想要上面描述的非增量且排好序的电影队列在其发布之后10天(864,000,000毫秒)后过期。
Suppose, for instance, that I want the non-incremental, ordered movie queue illustrated above to expire 10 days (864,000,000 milliseconds) after it was published.
例如,一个输出队列带有一个相关的文本描述,还包含一些其中含有文本内容的spool文件。
For example, an output queue has a text description associated with it - and also contains spool files with text in them.
管理员可以打开suspended队列中的任何请求,查看关于失败原因的描述。
Administrators can open any request in the Suspended queue to see a description of the reason for failure.
表4显示消息队列框架引用实现包中所包含的类的描述。
The description of the classes contained in the message queue framework reference implementation package is shown in Table 4.
为了利用本文前面描述的WebSphereMQ集群配置,需要对配置进行修改,以利用集群队列管理器。
To take advantage of the WebSphere MQ cluster configuration described earlier in this article, the configuration needs to change to use the cluster queue managers.
在命令提示符下,按照DebitCredit场景的设置WebSphereMQ中的描述创建和启动队列管理器QM。
At the command prompt, create and start queue manager QM as described above in Setting up WebSphere MQ for the Debit Credit scenario.
在部署描述符(其将作为由WebSphereESB中介模块的导出生成的队列)中配置队列名称。
Configure the queue name in the deployment descriptor to be the queue generated by the export of the WebSphere ESB mediation module.
两个名称(一个用于连接工厂,另一个用于实际队列)都使用客户机应用程序部署描述符中的资源引用进行绑定。
Both names (one for the connection factory and one for the actual queue) are bound using resource references in the client application deployment descriptor.
描述了如何在两个队列管理器之间创建通道。
It describes how to create channels between two queue managers.
两个节点的发送器通道指向彼此,以交换描述集群事件的消息,如向集群添加新队列等。
The two nodes point to each other to exchange messages describing cluster events, such as adding a new queue to a cluster.
在其他情况下,您已经创建了如此多的队列和其他对象,以致您的命名约定不再有效,或者没有您预期的那样具有描述性。
In other instances, you've created so many queues and other objects that your naming convention no longer works or is not as descriptive as you'd like.
本系列的第1部分介绍了多实例队列管理器和多实例代理的一些基础知识,描述了“主动-被动”高可用性技术和水平集群。
Part 1 in this article series covered the basics of multi-instance queue managers and multi-instance brokers, and described the active-passive technique of high availability and horizontal clustering.
应用推荐