Method description
Modifies some configurations of a cluster. For more information, see API Reference.
Parameter description
ClusterDescription instance
Response description
If the call succeeds, a UpdateClusterResponse instance is returned.
If a failure occurs, a ClientException is thrown.
Sample code
try{
ClusterDescription desc = new ClusterDescription();
GroupDescription groupDesc = new GroupDescription();
//The expected number of VMs can be modified. The value ranges from 0 to n.
groupDesc.setDesiredVMCount(3);
//The spot strategy can be modified.
groupDesc.setSpotStrategy("SpotWithPriceLimit");
groupDesc.setSpotPriceLimit(0.6f);
desc.addGroup("group1", groupDesc);
UpdateClusterResponse response = client.updateCluster(desc);
//Succeeded
}catch(ClientException e){
e.printStackTrace();
// Failed
}