source: DCWoRMS/branches/coolemall/src/test/testSOP/ComparatorHostLowestLoadFirst.java @ 1606

package test.testSOP;

import java.util.Comparator;

import schedframe.resources.computing.Node;

public class ComparatorHostLowestLoadFirst implements Comparator<Node>{
        private float getMostLoadedResource(Node n) {
                float memLoad = 0, cpuLoad;
                try {
                        memLoad = (float)1 - (float)n.getFreeMemory() / (float)n.getTotalMemory();
                } catch (NoSuchFieldException e) {
                        // TODO Auto-generated catch block
                        e.printStackTrace();
                }
                cpuLoad = (float)1 - (float)n.getFreeProcessorsNumber() / (float)n.getProcessorsNumber();
//              log.debug("GetMostLoadedResource node "+n.getName()+": "+cpuLoad+" -- "+memLoad);
                if (cpuLoad > memLoad) {
                        return cpuLoad;
                }
                else {
                        return memLoad;
                }
        }
        @Override
        public int compare(Node node1, Node node2) {
                if (getMostLoadedResource(node1) > getMostLoadedResource(node2))
                        return 1;
                else if (getMostLoadedResource(node1) < getMostLoadedResource(node2))
                        return -1;
                else 
                        return 0;
        }
}