source: xssim/trunk/src/schedframe/resources/units/CpuSpeed.java @ 104

package schedframe.resources.units;

import schedframe.scheduling.utils.ResourceParameterName;

/**
 * 
 * @author Marcin Krystek
 *
 */
public class CpuSpeed extends ResourceUnit{

        protected int total;
        protected int used;
        
        public CpuSpeed(CpuSpeed m) {
                super(m);
                this.total = m.total;
                this.used = m.used;
        }
        
        public CpuSpeed(int total, int used) {
                super(ResourceParameterName.CPUSPEED);
                this.total = total;
                this.used = used;
        }
        
        public CpuSpeed(String resId, int total, int used) {
                super(resId, ResourceParameterName.CPUSPEED);
                this.total = total;
                this.used = used;
        }
        
        public int getFreeAmount() {
                return this.total - this.used;
        }

        public int getUsedAmount(){
                return this.used;
        }
        
        public void setUsedAmount(int amount){
                this.used = amount;
        }
        
        public void setAmount(int amount){
                this.total = amount;
        }

        public int getAmount(){
                return this.total;
        }

        public ResourceUnit toDiscrete() throws ClassNotFoundException {
                throw new ClassNotFoundException("There is no distinguish class version for " 
                                                                                + getClass().getName());
        }

        /**
         * Comparing two Memory objects is equivalent to
         * comparing the free amount of the resource. See {@link #getAmount()}
         */
        public int compareTo(ResourceUnit o) {
                if(o instanceof CpuSpeed){
                        int free = total - used;
                        if(free < o.getFreeAmount()) return -1;
                        if(free > o.getFreeAmount()) return 1;
                        return 0;
                } else {
                        throw new IllegalArgumentException(o + " is not an instance of " +
                                                                                        "memory resource unit.");
                }
        }

        public boolean equals(Object o){
                if(o instanceof CpuSpeed){
                        return super.equals(o);
                } else {
                        return false;
                }
        }

}