use of aQute.bnd.annotation.component.Activate in project predix-machine-template-adapter-edison by PredixDev.
the class IntelBoardSubscriptionMachineAdapter method activate.
/*
* ############################################### # OSGi service lifecycle
* management # ###############################################
*/
/**
* OSGi component lifecycle activation method
*
* @param ctx
* component context
* @throws IOException
* on fail to load/set configuration properties
*/
@Activate
public void activate(ComponentContext ctx) throws IOException {
//$NON-NLS-1$
_logger.info("Starting sample " + ctx.getBundleContext().getBundle().getSymbolicName());
ObjectMapper mapper = new ObjectMapper();
File configFile = new File(MACHINE_HOME + File.separator + this.config.getNodeConfigFile());
this.configNodes = mapper.readValue(configFile, new TypeReference<List<JsonDataNode>>() {
});
createNodes(this.configNodes);
this.adapterInfo = new MachineAdapterInfo(this.config.getAdapterName(), IntelBoardSubscriptionMachineAdapter.SERVICE_PID, this.config.getAdapterDescription(), ctx.getBundleContext().getBundle().getVersion().toString());
List<String> subs = Arrays.asList(parseDataSubscriptions());
// Start data subscription and sign up for data updates.
for (String sub : subs) {
WorkshopDataSubscription dataSubscription = new WorkshopDataSubscription(this, sub, this.config.getUpdateInterval(), new ArrayList<PDataNode>(this.dataNodes.values()), spillway);
this.dataSubscriptions.put(dataSubscription.getId(), dataSubscription);
// Using internal listener, but these subscriptions can be used with
// Spillway listener also
dataSubscription.addDataSubscriptionListener(this.dataUpdateHandler);
new Thread(dataSubscription).start();
}
}
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