mirror of https://github.com/apache/cloudstack.git
83 lines
3.0 KiB
Java
83 lines
3.0 KiB
Java
/**
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* Copyright (C) 2011 Cloud.com, Inc. All rights reserved.
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*/
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package com.cloud.hypervisor.vmware.mo;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import com.vmware.vim25.PerfCounterInfo;
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import com.vmware.vim25.PerfSummaryType;
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public class PerfCounterInfoMapper {
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// map <group name, counter name, list of PerfCounterInfo based on rollupType>
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Map<String, Map<String, List<PerfCounterInfo>>> _mapCounterInfos =
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new HashMap<String, Map<String, List<PerfCounterInfo>>>();
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public PerfCounterInfoMapper(PerfCounterInfo[] counterInfos) {
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if(counterInfos != null) {
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for(PerfCounterInfo counterInfo : counterInfos) {
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List<PerfCounterInfo> counterInfoList = getSafeCounterInfoList(
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counterInfo.getGroupInfo().getKey(), counterInfo.getNameInfo().getKey());
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counterInfoList.add(counterInfo);
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}
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}
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}
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public PerfCounterInfo[] lookup(String groupName, String counterName, PerfSummaryType rollupType) {
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assert(groupName != null);
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assert(counterName != null);
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Map<String, List<PerfCounterInfo>> groupMap = _mapCounterInfos.get(groupName);
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if(groupMap == null)
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return null;
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List<PerfCounterInfo> counterInfoList = groupMap.get(counterName);
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if(counterInfoList == null)
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return null;
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if(rollupType == null) {
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return counterInfoList.toArray(new PerfCounterInfo[0]);
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}
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for(PerfCounterInfo info : counterInfoList) {
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if(info.getRollupType() == rollupType)
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return new PerfCounterInfo[] { info };
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}
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return null;
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}
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public PerfCounterInfo lookupOne(String groupName, String counterName, PerfSummaryType rollupType) {
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PerfCounterInfo[] infos = lookup(groupName, counterName, rollupType);
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if(infos != null && infos.length > 0)
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return infos[0];
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return null;
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}
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private Map<String, List<PerfCounterInfo>> getSafeGroupMap(String groupName) {
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Map<String, List<PerfCounterInfo>> groupMap = _mapCounterInfos.get(groupName);
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if(groupMap == null) {
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groupMap = new HashMap<String, List<PerfCounterInfo>>();
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_mapCounterInfos.put(groupName, groupMap);
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}
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return groupMap;
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}
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private List<PerfCounterInfo> getSafeCounterInfoList(String groupName, String counterName) {
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Map<String, List<PerfCounterInfo>> groupMap = getSafeGroupMap(groupName);
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assert(groupMap != null);
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List<PerfCounterInfo> counterInfoList = groupMap.get(counterName);
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if(counterInfoList == null) {
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counterInfoList = new ArrayList<PerfCounterInfo>();
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groupMap.put(counterName, counterInfoList);
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}
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return counterInfoList;
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}
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}
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