Posted in Developer

Ways to access your content with JCR (part 1)

If you are a developer and need to work with databases, you often relay on the features your framework offers you to get your work done easily. Working directly with JDBC and SQL is not really comfortable, writing “SELECT something FROM table” with lots of constraints can be tedious … The SQL language offers only [...]

CQ coding patterns: Sling vs JCR (part 2)

In the last posting I showed the benefits of Sling regarding resource access over plain JCR. But not only in resource access both frameworks offer similar functionality, but also in the important area of listening to changes in the repository. So today I want to compare JCR observation to Sling eventing. JCR observation is a [...]

CQ5 coding patterns: Sling vs JCR (part 1)

CQ5 as a complex framework is built on top of various other frameworks, on the server-side the most notably ones are JCR (with its implementation Apache Jackrabbit) and Apache Sling. Both are very powerful frameworks, but both of them have some overlap in functionality: reading data from the repository (Sling Resources vs JCR nodes/properties) notification [...]

Creating MBeans for your CQ5 application

JMX is the de-facto standard for monitoring java processes and applications. A lot of monitoring systems have the ability to consume these data. By default CQ 5.5 has a number of MBeans, which offer runtime information about internal state. Most interesting ones are the MBeans about the repository state and the replication MBeans. But it [...]

Creating custom CQ email services

You can create a custom CQ email service that lets CQ users send email messages from a CQ web page. To create a CQ email service, you develop an OSGi bundle that uses the Java Mail API. You can also develop a JSP that uses JQuery that calls the OSGi se…

Basic CQ5 code examples

- Feike Visser, Technical Architect @Adobe In this blogpost I will go through some sample code that you can use in your components, all samples are available out of the box. So there is no need to write custom code in OSGi bundles for these samples. Make sure you have this line at the beginning […]

Using JSONWriter objects to display Adobe CQ OSGi data

You can create an instance to invoke Adobe CQ OSGi bundle operations and display data within a JSP. A JSONWriter instance lets you define value and key methods to retrieve data. You can create an Adobe CQ com…

Creating Adobe CQ bundles that consume web services

You can create an Adobe CQ bundle that consumes data from a third-party web service and then display the data in a web page. For example, assume that you use Adobe CQ to create a web site for a government department that tracks weather information. In …

Creating an Adobe CQ web application that uses MySQL

You can create an Adobe CQ web application that performs database operations on a relational database. For example, you can create an Adobe CQ web application that retrieves data from MySQL and displays the data in a JSP. The following illustration sho…

CQ Developer Tricks

While working with Adobe CQ5 every now and then you discover some new tricks or options, here the list that I use daily:

Remove #cf/
Don’t want to see/wait for the content-finder while refereshing pages, just remove #cf/ in your url.


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