source: src/main/java/agents/anac/y2014/AgentYK/BidElementHistory.java

package agents.anac.y2014.AgentYK;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;


public class BidElementHistory {
        List<BidElementDetails> bidElements;
        HashMap<String, Integer> countMap;
        HashMap<String, Double> weightedCountMap;
        
        public BidElementHistory() {
                this.bidElements = new ArrayList<BidElementDetails>();
                countMap = new HashMap<String, Integer>();
                weightedCountMap = new HashMap<String, Double>();
        }
                        
        public BidElementHistory(List<BidElementDetails> bidElements) {
                for(BidElementDetails bed:bidElements) {
                        this.bidElements.add(bed);
                }
                countMap = new HashMap<String, Integer>();
                weightedCountMap = new HashMap<String, Double>();
        }
        
        public void add(BidElementDetails bed) {
                this.bidElements.add(bed);
                if(this.countMap.containsKey(bed.getBidElement().toString())) {
                        int value = this.countMap.get(bed.getBidElement().toString()) + 1;
                        this.countMap.put(bed.getBidElement().toString(), value);
                } else {
                        this.countMap.put(bed.getBidElement().toString(), 1);
                }
                
                if(this.weightedCountMap.containsKey(bed.getBidElement().toString())) {
                        double value = this.weightedCountMap.get(bed.getBidElement().toString()) + bed.getTime()*bed.getTime();
                        this.weightedCountMap.put(bed.getBidElement().toString(), value);
                } else {
                        this.weightedCountMap.put(bed.getBidElement().toString(), bed.getTime()*bed.getTime());
                }
        }
        
        public List<BidElementDetails> getHistory() {
                return this.bidElements;
        }
        
        public BidElementHistory filterBetweenTime(double t1, double t2) {
                BidElementHistory beh = new BidElementHistory();
                for(BidElementDetails bed:this.bidElements) {
                        if(t1 < bed.getTime() && bed.getTime() <= t2) beh.add(bed);
                }
                return beh;
        }
        
        public int getAppearanceCount(BidElement bidElement) {
                if(this.countMap.containsKey(bidElement.toString())) {
                        return this.countMap.get(bidElement.toString());
                }
                return 0;
        }
        
        public int getMaxAppearanceCount() {
                int max = 0;
                for(Integer i:this.countMap.values()) {
                        if(max < i) max = i;
                }
                return max;
        }
        
        public double getWeightedAppearanceCount(BidElement bidElement) {
                if(this.weightedCountMap.containsKey(bidElement.toString())) {
                        return this.weightedCountMap.get(bidElement.toString());
                }
                return 0;
        }
        
        public double getWeightedMaxAppearanceCount() {
                double max = 0.0;
                for(Double i:this.weightedCountMap.values()) {
                        if(max < i) max = i;
                }
                return max;
        }
        
        public int size() {
                return bidElements.size();
        }
}