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APACHE KARAF COOKBOOK

APACHE KARAF COOKBOOK

By : Nierbeck, Jamie Goodyear
3.8 (4)
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APACHE KARAF COOKBOOK

APACHE KARAF COOKBOOK

3.8 (4)
By: Nierbeck, Jamie Goodyear

Overview of this book

This book is intended for developers who have some familiarity with Apache Karaf and who want a quick reference for practical, proven tips on how to perform common tasks such as configuring Pax modules deployed in Apache Karaf, Extending HttpService with Apache Karaf. You should have working knowledge of Apache karaf, as the book provides a deeper understanding of the capabilities of Apache Karaf.
Table of Contents (12 chapters)
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11
Index

Using the ActiveMQ query command

A convenient feature of an embedded ActiveMQ is the ability to run commands against the broker for monitoring broker activity. The query command provides basic information about the broker.

Getting ready

In order to get started, we need to get the activemq-broker feature installed as outlined in the previous recipe. Once that is installed, we can use the following command:

activemq

After typing the command, press the Tab key. This will list out all the available ActiveMQ commands as shown in the following screenshot:

Getting ready

Now, just running the command is pretty boring; there is not much to see in an empty broker.

Let's get some data loaded so that we can see what is happening.

How to do it…

Now, let's start sending some data through the broker in order to make this more entertaining and realistic. This recipe has some helper classes we can use to load the broker with data:

  1. Run the mvn clean install command in the example code under the Installing Apache...
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