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bug 13743: fixed the concurrent access to vms hashmap 

status 13743: resolved fixed
reviewed-by: Will Chan
This commit is contained in:
Alex Huang 2012-02-06 17:02:22 -08:00
parent 8870e9b968
commit ce3662b455
1 changed files with 4 additions and 2 deletions
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6
core/src/com/cloud/hypervisor/xen/resource/XenServerPoolVms.java
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@ -17,6 +17,8 @@
package com.cloud.hypervisor.xen.resource;
import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import org.apache.log4j.Logger;
@ -26,8 +28,8 @@ import com.cloud.vm.VirtualMachine.State;
public class XenServerPoolVms {
private static final Logger s_logger = Logger.getLogger(XenServerPoolVms.class);
private HashMap<String/* clusterId */, HashMap<String/* vm name */, Pair<String/* host uuid */, State/* vm state */>>> _cluster_vms =
new HashMap<String, HashMap<String, Pair<String, State>>>();
private final Map<String/* clusterId */, HashMap<String/* vm name */, Pair<String/* host uuid */, State/* vm state */>>> _cluster_vms =
new ConcurrentHashMap<String, HashMap<String, Pair<String, State>>>();
public HashMap<String, Pair<String, State>> getClusterVmState(String clusterId){
HashMap<String, Pair<String, State>> _vms= _cluster_vms.get(clusterId);