presentationLayer.PredictionGraph.java Source code

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Here is the source code for presentationLayer.PredictionGraph.java

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/*
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package presentationLayer;

import dao.interfaces.SellsDAO;
import dao.modal.Item;
import dao.modal.Sells;
import downLayer.SellsJDBC;
import java.sql.SQLException;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.jfree.chart.ChartFactory;
import org.jfree.chart.ChartPanel;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.plot.PlotOrientation;
import org.jfree.data.category.DefaultCategoryDataset;
import org.jfree.ui.ApplicationFrame;
import serviceLayer.ItemServiceImplementation;
import serviceLayer.SellsServiceImplementation;
import serviceLayer.interfaces.ItemService;
import serviceLayer.interfaces.SellsService;

/**
 *
 * @author AYUSH
 */
public class PredictionGraph extends ApplicationFrame {
    private double y1;
    private int id;

    public PredictionGraph(String applicationTitle, String chartTitle, double y, int i) {
        super(applicationTitle);
        y1 = y;
        id = i;
        JFreeChart lineChart = ChartFactory.createLineChart(chartTitle, "Order", "Rs.", createDataset(),
                PlotOrientation.VERTICAL, true, true, false);

        ChartPanel chartPanel = new ChartPanel(lineChart);
        chartPanel.setPreferredSize(new java.awt.Dimension(560, 367));
        setContentPane(chartPanel);
    }

    private DefaultCategoryDataset createDataset() {
        DefaultCategoryDataset dataset = new DefaultCategoryDataset();
        SellsDAO dao = new SellsJDBC();
        ItemService is = new ItemServiceImplementation();
        System.out.println(id);
        double price = is.getPrice(id);
        try {
            Sells[] sells = dao.read();
            int count = 1;
            for (int i = 0; i < sells.length; i++) {
                if (sells[i].getItem_id() == id) {
                    double profit = price * sells[i].getSell_num();
                    String str = String.valueOf(count++);
                    dataset.addValue(profit, "Orders", str);
                }
            }
            dataset.addValue(y1, "Orders", "(Predicated)");
        } catch (ClassNotFoundException ex) {
            Logger.getLogger(PredictionGraph.class.getName()).log(Level.SEVERE, null, ex);
        } catch (SQLException ex) {
            Logger.getLogger(PredictionGraph.class.getName()).log(Level.SEVERE, null, ex);
        }
        return dataset;
    }
}