Running this against a running Kafka results in:
9:14:42 AM: Executing external task 'runExperiment -t -PexperimentClass=rx.curator.PathCacheObservable'...
:compileJava UP-TO-DATE
:compileGroovy UP-TO-DATE
:processResources UP-TO-DATE
:classes UP-TO-DATE
:compileExperimentsJava UP-TO-DATE
:compileExperimentsGroovy
:processExperimentsResources UP-TO-DATE
:experimentsClasses
:compileTestJava UP-TO-DATE
:compileTestGroovy UP-TO-DATE
:processTestResources UP-TO-DATE
:testClasses UP-TO-DATE
:test UP-TO-DATE
:runExperiment
Starting PatchCacheObservable experiment
log4j:WARN No appenders could be found for logger (org.apache.curator.framework.imps.CuratorFrameworkImpl).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
Starting dataset: []
heard PathChildrenCacheEvent{type=CHILD_ADDED, data=ChildData{path='/brokers/topics', stat=4294967331,4294967331,1412043135590,1412043135590,0,27,0,0,0,27,824641831943
, data=null}} from org.apache.curator.framework.imps.CuratorFrameworkImpl@5eb30746
received: PathChildrenCacheEvent{type=CHILD_ADDED, data=ChildData{path='/brokers/topics', stat=4294967331,4294967331,1412043135590,1412043135590,0,27,0,0,0,27,824641831943
, data=null}}
heard PathChildrenCacheEvent{type=CHILD_ADDED, data=ChildData{path='/brokers/ids', stat=4294967330,4294967330,1412043135586,1412043135586,0,135,0,0,0,3,824659713847
, data=null}} from org.apache.curator.framework.imps.CuratorFrameworkImpl@5eb30746
received: PathChildrenCacheEvent{type=CHILD_ADDED, data=ChildData{path='/brokers/ids', stat=4294967330,4294967330,1412043135586,1412043135586,0,135,0,0,0,3,824659713847
, data=null}}
heard PathChildrenCacheEvent{type=INITIALIZED, data=null} from org.apache.curator.framework.imps.CuratorFrameworkImpl@5eb30746
complete
Final data: [ChildData{path='/brokers/ids', stat=4294967330,4294967330,1412043135586,1412043135586,0,135,0,0,0,3,824659713847
, data=null}, ChildData{path='/brokers/topics', stat=4294967331,4294967331,1412043135590,1412043135590,0,27,0,0,0,27,824641831943
, data=null}]
BUILD SUCCESSFUL
Total time: 9.821 secs
This doesn't really result in much interesting other than the events being sent
along to the subscriber properly, which I suppose is neat