/**
* Gets the UIDs of all GSCs.
*
* @return a set of UIDs
* @throws CLIException Reporting a failure to locate the requested GSCs or get the UIDs.
*/
public Set<String> getGridServiceContainerUids() throws CLIException {
Map<String, Object> container;
try {
container = client.getAdmin("GridServiceContainers");
} catch (final ErrorStatusException e) {
throw new CLIStatusException(e, e.getReasonCode(), e.getArgs());
} catch (final RestException e) {
throw new CLIException(e);
}
@SuppressWarnings("unchecked")
final List<String> containerUris = (List<String>) container.get("Uids-Elements");
final Set<String> containerUids = new HashSet<String>();
for (final String containerUri : containerUris) {
final String uid = containerUri.substring(containerUri.lastIndexOf('/') + 1);
containerUids.add(uid);
}
return containerUids;
}
/**
* Returns all the UIDs of the GSCs that run the given service, in the context of the given
* application.
*
* @param applicationName The name of the application deployed in the requested GSCs
* @param serviceName The name of the service deployed in the requested GSCs
* @return a set of UIDs of the GSCs that run the given service in the context of the given
* application
* @throws CLIException Reporting a failure to locate the requested GSCs or get the UIDs.
*/
public Set<String> getGridServiceContainerUidsForService(
final String applicationName, final String serviceName) throws CLIException {
final Set<String> containerUids = new HashSet<String>();
final int numberOfInstances = this.getInstanceList(applicationName, serviceName).size();
final String absolutePUName = ServiceUtils.getAbsolutePUName(applicationName, serviceName);
for (int i = 0; i < numberOfInstances; i++) {
final String containerUrl =
"applications/Names/"
+ applicationName
+ "/ProcessingUnits/Names/"
+ absolutePUName
+ "/Instances/"
+ i
+ "/GridServiceContainer/Uid";
try {
final Map<String, Object> container = client.getAdmin(containerUrl);
if (container == null) {
throw new IllegalStateException("Could not find container " + containerUrl);
}
if (!container.containsKey("Uid")) {
throw new IllegalStateException("Could not find AgentUid of container " + containerUrl);
}
containerUids.add((String) container.get("Uid"));
} catch (final ErrorStatusException e) {
throw new CLIStatusException(e, e.getReasonCode(), e.getArgs());
} catch (final RestException e) {
throw new CLIStatusException("cant_find_service_for_app", serviceName, applicationName);
}
}
return containerUids;
}