package com.sequenceiq.cloudbreak.reactor.handler.cluster;
import javax.inject.Inject;
import org.springframework.stereotype.Component;
import com.sequenceiq.cloudbreak.domain.Stack;
import com.sequenceiq.cloudbreak.reactor.ClusterEventHandler;
import com.sequenceiq.cloudbreak.reactor.api.event.cluster.ClusterStopRequest;
import com.sequenceiq.cloudbreak.reactor.api.event.cluster.ClusterStopResult;
import com.sequenceiq.cloudbreak.service.cluster.flow.AmbariClusterConnector;
import com.sequenceiq.cloudbreak.service.stack.StackService;
import reactor.bus.Event;
import reactor.bus.EventBus;
@Component
public class ClusterStopHandler implements ClusterEventHandler<ClusterStopRequest> {
@Inject
private AmbariClusterConnector ambariClusterConnector;
@Inject
private StackService stackService;
@Inject
private EventBus eventBus;
@Override
public Class<ClusterStopRequest> type() {
return ClusterStopRequest.class;
}
@Override
public void accept(Event<ClusterStopRequest> event) {
ClusterStopRequest request = event.getData();
ClusterStopResult result;
try {
Stack stack = stackService.getById(request.getStackId());
ambariClusterConnector.stopCluster(stack);
result = new ClusterStopResult(request);
} catch (Exception e) {
result = new ClusterStopResult(e.getMessage(), e, request);
}
eventBus.notify(result.selector(), new Event(event.getHeaders(), result));
}
}