JavaCode/DecisionTreeTools.java at main · jackjoseph7447/JavaCode · GitHub

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package debuggingec;


import java.util.ArrayList;

/**
 *
 * @author Kevin Jang
 */
public class DecisionTreeTools{
    private ArrayList<BankObject> testing;
    private ArrayList<BankObject> training;


    DecisionTreeTools(ArrayList<BankObject> list1, ArrayList<BankObject> list2){
        this.testing = list2;
        this.training = list1;

    }


    public double getAvgAgeTraining(){ // FIX
        double total = 0.0;
        for (BankObject account : this.training){
            total += account.toDouble(account.getAge());
        }
        return total/this.training.size();
    }

    public double getAvgAgeTesting(){
        double total = 0.0;
        for (BankObject account : this.testing){
            total += account.toDouble(account.getAge());
        }
        return total/this.testing.size();
    }

    public double getAvgBalanceTraining(){
        double total = 0.0;

        for(BankObject account: this.training ){
            total += account.getBalance();
        }

        return total/this.training.size();
    }

    public double getAvgBalanceTesting(){
        double total = 0.0;

        for(BankObject account: this.testing ){
            total += account.getBalance();
        }

        return total/this.testing.size();
    }

    public double getDefaultedEntropyTraining(){
        int count = 0;
        for(BankObject account: this.training){
            if (account.getDefaulted() != false){
                count += 1;

            }
        }
        return (double) count/this.training.size();
    }

    public double getDefaultedEntropyTesting(){
        int count = 0;
        for(BankObject account: this.testing){
            if (account.getDefaulted() != false){
                count += 1;
            }
        }

        return (double)count/this.testing.size();
    }

    public double getHousingEntropyTraining(){
        int count = 0;
        for(BankObject account : this.training){
            if(account.getHousing() != false){
                count += 1;
            }
        }
        return (double)count/this.training.size();
    }

    public double getHousingEntropyTesting(){
        int count = 0;
        for(BankObject account : this.testing){
            if(account.getHousing() != false){
                count += 1;
            }
        }
                return (double) count/this.testing.size();
    }

    public double getLoanEntropyTraining(){
        int count = 0;

        for(BankObject account : this.training){
            if (account.getLoan() != false){
                count += 1;
            }
        }


        return (double) count/this.training.size();
    }

    public double getLoanEntropyTesting(){
        int count = 0;

        for(BankObject account : this.testing){
            if (account.getLoan() != false){
                count += 1;
            }
        }

        return (double) count/this.testing.size();
    }

    public int getTrainingSize(){
        return this.training.size();
    }

    public int getTestingSize(){
        return this.testing.size();
    }


}