src/at/ac/tuwien/lsdc/federation/Federation.java

   1 package at.ac.tuwien.lsdc.federation;
   2
   3 import org.slf4j.Logger;
   4 import org.slf4j.LoggerFactory;
   5
   6 import at.ac.tuwien.lsdc.sched.SchedulerB;
   7 import at.ac.tuwien.lsdc.types.Application;
   8
   9 /**
  10  * Cloudpartners management. Class to be used to ask cloudpartners to take one
  11  * of our APPs over to their infrastructure.
  12  *
  13  * @author jan
  14  *
  15  */
  16 public class Federation {
  17         /**
  18          * Logger.
  19          */
  20         private static final Logger LOG = LoggerFactory.getLogger(SchedulerB.class);
  21
  22         private int numPartners;
  23         public final static int fak = 100;
  24         public final static int th = 30;
  25
  26         public Federation(int numPartners) {
  27                 this.numPartners = numPartners;
  28         }
  29
  30         /**
  31          * Try to outsource app.
  32          *
  33          * @param app
  34          *          Application to outsource.
  35          * @return true, if application can be outsourced.
  36          */
  37         public boolean askToOutsource(Application app) {
  38                 LOG.info("askToOutsource():" + app);
  39                 for (int i = 0; i < numPartners; i++) {
  40                         if (Math.random() * fak < th)
  41                                 return true;
  42                 }
  43                 return false;
  44         }
  45
  46 }