WebJars: Easy Packaging Client Libraries


Jul 20, 2014 1 minutes read

When developing java web application it is often annoying to manage third-party javascript libraries. Especially, when it is necessary to upgrade some of them.

The project «WebJars» makes a life easier for such lazyefficient developers, like me :-)

There is a wide range of popular javascript libraries packaged int Jar archives and ready to be included as a dependencies into your project. It is described in the documentation how to configure resource mapping in a web framework of your choice.

See Also

Jolokia: HTTP/JSON bridge for JMX

Very often there is a need to monitor the Java application server. For example, external monitoring tool, like Nagious/Zenoss/Zabbix needs to get some metrics, like heap memory usage or thread count.

Usual way to get that metrics is to setup access to application server via JMX.

But, sometimes, it is not possible to leave some other port opened for JMX and the only port available is HTTP(80 or 8080) or HTTPS(443 or 8443).

Here the Jolokia comes to rescue!

JSON Validation with JSON Schema

JSON has became a de-facto standard for webservices, replacing XML web services. It has native support in web browser clients.

That makes JSON is the standard of choice for UI-oriented services. It has a good support on mobile devices. Also, it provides smaller data payload size compared to XML and it’s very sufficient for high-load systems as it saves a traffic. But what is for data validation? For XML web services there is a XML Schema. It comes ti mind, that similar standard for JSON should be called «JSON Schema». And it really exists!

Webapp Inter-Communication in Tomcat

Sometimes you need to access services deployed in one web application from another web application within same application server. For Tomcat there is not so many options to do it. In this article we’ll discuss you how to use JMX for communication between web applications.

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