CostModulePoolInfoTable.java

package diskCacheV111.vehicles ;

import java.io.Serializable;
import java.util.Collection;
import java.util.HashMap;
import java.util.Hashtable;
import java.util.Map;

import diskCacheV111.pools.PoolCostInfo;

/**
 * An Hashtable with the timestamping feature.<br/>
 * This table is designed to contain PoolCostInfo objects.
 * In this table there are all information about all pools,
 * then the pool's state at a given time (recorded by the
 * timestamp). The key is the name of the pool as String.
 *
 * @author Nicolò Fioretti
 * @see Hashtable
 * @see PoolCostInfo
 */
public class CostModulePoolInfoTable implements Serializable  {

   private   final long    _timestamp   = System.currentTimeMillis() ;
   private   final Map<String, PoolCostInfo> _table       = new HashMap<>() ;

   private static final long serialVersionUID = -8035876156296337291L;


   public long getTimestamp(){ return _timestamp; }

   public String toString(){
      return "Pools Space Information: " + getTimestamp() ;
   }
   public void addPoolCostInfo( String poolName , PoolCostInfo info ){
      _table.put( poolName , info ) ;
   }
   public PoolCostInfo getPoolCostInfoByName( String poolName ){
      return _table.get( poolName ) ;
   }
   public Collection<PoolCostInfo> poolInfos(){
       return _table.values();
   }


}