/*
    * Licensed under the GPL License. You may not use this file except in compliance with the License.
    * You may obtain a copy of the License at
    *
    *   https://www.gnu.org/licenses/old-licenses/gpl-2.0.html
    *
    * THIS PACKAGE IS PROVIDED "AS IS" AND WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
    * WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
    * PURPOSE.
   */
  package psiprobe.beans.stats.collectors;
  
  import java.util.List;
  
  import javax.inject.Inject;
  
  import org.springframework.beans.factory.annotation.Autowired;
  import org.springframework.beans.factory.annotation.Value;
  
  import psiprobe.beans.JvmMemoryInfoAccessorBean;
  import psiprobe.beans.stats.listeners.StatsCollectionListener;
  import psiprobe.model.jmx.MemoryPool;
  import psiprobe.tools.TimeExpression;
  
  /**
   * The Class JvmMemoryStatsCollectorBean.
   */
  public class JvmMemoryStatsCollectorBean extends AbstractStatsCollectorBean {
  
    /** The jvm memory info accessor. */
    @Inject
    private JvmMemoryInfoAccessorBean jvmMemoryInfoAccessor;
  
    /**
     * Gets the jvm memory info accessor.
     *
     * @return the jvm memory info accessor
     */
    public JvmMemoryInfoAccessorBean getJvmMemoryInfoAccessor() {
      return jvmMemoryInfoAccessor;
    }
  
    /**
     * Sets the jvm memory info accessor.
     *
     * @param jvmMemoryInfoAccessor the new jvm memory info accessor
     */
    public void setJvmMemoryInfoAccessor(JvmMemoryInfoAccessorBean jvmMemoryInfoAccessor) {
      this.jvmMemoryInfoAccessor = jvmMemoryInfoAccessor;
    }
  
    @Override
    public void collect() throws Exception {
      List<MemoryPool> pools = jvmMemoryInfoAccessor.getPools();
      long time = System.currentTimeMillis();
      for (MemoryPool pool : pools) {
        buildAbsoluteStats("memory.pool." + pool.getName(), pool.getUsed(), time);
      }
    }
  
    /**
     * Sets the max series expression.
     *
     * @param period the period
     * @param span the span
     */
    public void setMaxSeries(@Value("${psiprobe.beans.stats.collectors.memory.period}") long period,
        @Value("${psiprobe.beans.stats.collectors.memory.span}") long span) {
      super.setMaxSeries((int) TimeExpression.dataPoints(period, span));
    }
  
    @Autowired
    @Override
    public void setListeners(List<StatsCollectionListener> listeners) {
      super.setListeners(listeners);
    }
  
  }