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About CQ-Actions

Purpose

CQ Actions is a mechanism serving as the underlying transport layer, which ensures that data is properly and safely transported from publishers instances to author instance and is processed on the second one.

Prerequisites

Installation

Download latest stable version: https://github.com/Cognifide/CQ-Actions/archive/1.0.1.zip

Compile and install to your local repository:

mvn clean package install

Add dependency to your project:

<dependency>
    <groupId>com.cognifide.cq.actions</groupId>
    <artifactId>cq-actions</artifactId>
    <version>1.1.1</version>
</dependency>

Or just install it using your Felix console.

Usage

Implement data processing using com.cognifide.actions.api.Action interface. Remember to create OSGi descriptors for the class:

@Service
@Component
public class MyAction implements Action {

    private final static LOGGER = LoggerFactory.getLogger(MyAction.class);

    @Override
    public void perform(Page page) throws Exception {
        LOGGER.info("performing action");
    }

    public String getType() {
        return "my-action";
    }

}

On publish instance, whenever you would like to invoke any action on author instance just invoke following snippet:

@Reference
ActionRegistryService actionRegistryService;

...

Node node = actionRegistryService.createActionNode(session, relPath, "my-action");
node.setProperty(name, value);
session.save();

Once, the session.save() is invoked, the node would be replicated to author instance and one of the EventHandlers (ActionHandleEventListener) will intercept the node creation event and fire proper action.

You might want to change the path on which the ActionHandleEventListener is listening using OSGi Configuration as well as the root path for creating action nodes in ActionRegistryService configuration.

Setup Jobs Queue for CQ-Actions

Setup jobs queue adds ability to to adjust jobs queue type (eg Ordered), number of job retries if action job fails etc.

To do so:

  1. On Author instance goto to Adobe CQ5 Web Console Configuration | Felix Console (http://localhost:4502/system/console/configMgr)
  2. Find "Apache Sling Job Queue Configuration" and add new entry.
  3. Set "Topics" field to "com/cognifide/actions/defaultActionsTopic".
  4. Setup other fields according to your the needs and save
  • Please note that if jobs queue wont be setup (or will be setup incorectly) CQ-Actions will use default main jobs-queue witch is parallel (this in certain circumstances it may be unwanted).

CQ-Action jobs queue tests

For testing purpose check two files from /src/test/java folder :

  • SimpleActionExample.java
  • CreateActionNodes.groovy

SimpleActionExample mus be running on Author instance. (you can simply move it to src/java, build and install created JAR as bundle). CreateActionNodes is Groovy script witch creates special nodes under /content/usergenerated/action/ path in JCR (same as ActionRegistryService.createActionNode method). Adjust parameters in script, run it and check the CQ logs.

Commercial Support

Technical support can be made available if needed. Please contact us for more details.

We can:

  • prioritize your feature request,
  • tailor the product to your needs,
  • provide a training for your engineers,
  • support your development teams.

More documentation