content: // Licensed to the Apache Software Foundation (ASF) under one
  // or more contributor license agreements.  See the NOTICE file
  // distributed with this work for additional information
  // regarding copyright ownership.  The ASF licenses this file
  // to you under the Apache License, Version 2.0 (the
  // "License"); you may not use this file except in compliance
  // with the License.  You may obtain a copy of the License at
  //
  //   http://www.apache.org/licenses/LICENSE-2.0
  //
  // Unless required by applicable law or agreed to in writing,
  // software distributed under the License is distributed on an
  // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
  // KIND, either express or implied.  See the License for the
  // specific language governing permissions and limitations
  // under the License.
  package com.cloud.hypervisor.vmware.mo;
  
  import java.util.ArrayList;
  import java.util.Arrays;
  import java.util.Calendar;
  import java.util.List;
  
  import javax.xml.datatype.DatatypeConfigurationException;
  import javax.xml.datatype.DatatypeFactory;
  import javax.xml.datatype.XMLGregorianCalendar;
  
  import com.vmware.vim25.ManagedObjectReference;
  import com.vmware.vim25.PerfCompositeMetric;
  import com.vmware.vim25.PerfCounterInfo;
  import com.vmware.vim25.PerfEntityMetricBase;
  import com.vmware.vim25.PerfInterval;
  import com.vmware.vim25.PerfMetricId;
  import com.vmware.vim25.PerfProviderSummary;
  import com.vmware.vim25.PerfQuerySpec;
  
  import com.cloud.hypervisor.vmware.util.VmwareContext;
  
  public class PerfManagerMO extends BaseMO {
      public PerfManagerMO(VmwareContext context, ManagedObjectReference mor) {
          super(context, mor);
      }
  
      public PerfManagerMO(VmwareContext context, String morType, String morValue) {
          super(context, morType, morValue);
      }
  
      public void createPerfInterval(PerfInterval interval) throws Exception {
          _context.getService().createPerfInterval(_mor, interval);
      }
  
      /**
       * Converts Calendar object into XMLGregorianCalendar
       *
       * @param calendar Object to be converted
       * @return XMLGregorianCalendar
       */
      private XMLGregorianCalendar calendarToXMLGregorianCalendar(Calendar calendar) throws DatatypeConfigurationException {
  
          DatatypeFactory dtf = DatatypeFactory.newInstance();
          XMLGregorianCalendar xgc = dtf.newXMLGregorianCalendar();
          xgc.setYear(calendar.get(Calendar.YEAR));
          xgc.setMonth(calendar.get(Calendar.MONTH) + 1);
          xgc.setDay(calendar.get(Calendar.DAY_OF_MONTH));
          xgc.setHour(calendar.get(Calendar.HOUR_OF_DAY));
          xgc.setMinute(calendar.get(Calendar.MINUTE));
          xgc.setSecond(calendar.get(Calendar.SECOND));
          xgc.setMillisecond(calendar.get(Calendar.MILLISECOND));
  
          // Calendar ZONE_OFFSET and DST_OFFSET fields are in milliseconds.
          int offsetInMinutes = (calendar.get(Calendar.ZONE_OFFSET) + calendar.get(Calendar.DST_OFFSET)) / (60 * 1000);
          xgc.setTimezone(offsetInMinutes);
          return xgc;
      }
  
      public List<PerfMetricId> queryAvailablePerfMetric(ManagedObjectReference morEntity, Calendar beginTime, Calendar endTime, Integer intervalId) throws Exception {
  
          return _context.getService().queryAvailablePerfMetric(_mor, morEntity, calendarToXMLGregorianCalendar(beginTime), calendarToXMLGregorianCalendar(endTime),
                  intervalId);
      }
  
      public PerfCompositeMetric queryPerfComposite(PerfQuerySpec spec) throws Exception {
          return _context.getService().queryPerfComposite(_mor, spec);
      }
  
      public List<PerfCounterInfo> queryPerfCounter(int[] counterId) throws Exception {
          List<Integer> counterArr = new ArrayList<Integer>();
          if (counterId != null) {
              for (int i = 0; i < counterId.length; i++) {
                  counterArr.add(counterId[i]);
              }
          }
          return _context.getService().queryPerfCounter(_mor, counterArr);
      }
  
      public List<PerfCounterInfo> queryPerfCounterByLevel(int level) throws Exception {
          return _context.getService().queryPerfCounterByLevel(_mor, level);
      }
  
      public PerfProviderSummary queryPerfProviderSummary(ManagedObjectReference morEntity) throws Exception {
          return _context.getService().queryPerfProviderSummary(_mor, morEntity);
      }
  
      public List<PerfEntityMetricBase> queryPerf(PerfQuerySpec[] specs) throws Exception {
          return _context.getService().queryPerf(_mor, Arrays.asList(specs));
      }
  
      public void removePerfInterval(int samplePeriod) throws Exception {
          _context.getService().removePerfInterval(_mor, samplePeriod);
      }
  
      public void updatePerfInterval(PerfInterval interval) throws Exception {
          _context.getService().updatePerfInterval(_mor, interval);
      }
  
      public List<PerfCounterInfo> getCounterInfo() throws Exception {
          return _context.getVimClient().getDynamicProperty(_mor, "perfCounter");
      }
  
      public List<PerfInterval> getIntervalInfo() throws Exception {
          return _context.getVimClient().getDynamicProperty(_mor, "historicalInterval");
      }
  }
  