ListCustomerController.java

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package Controller;

import com.gemtastic.carshop.tables.records.CustomerRecord;
import com.gemtastic.carshop.utils.JavafxUtils;
import javafx.collections.FXCollections;
import javafx.collections.ObservableList;
import javafx.fxml.FXML;
import javafx.fxml.Initializable;
import javafx.scene.control.TableColumn;
import javafx.scene.control.TableView;
import org.jooq.DSLContext;
import org.jooq.SQLDialect;
import org.jooq.impl.DSL;

import java.net.URL;
import java.sql.Connection;
import java.sql.Date;
import java.sql.DriverManager;
import java.util.ResourceBundle;

import static com.gemtastic.carshop.tables.Customer.CUSTOMER;

/**
 *
 * @author Gemtastic
 */
public class ListCustomerController implements Initializable {
    
    @FXML
    public TableView<CustomerRecord> customers;
    
    @FXML
    public TableColumn<CustomerRecord, String> firstname;
    
    @FXML
    private TableColumn<CustomerRecord, String> lastname;
    
    @FXML
    private TableColumn<CustomerRecord, String> address;
    
    @FXML
    private TableColumn<CustomerRecord, String> phone;
    
    @FXML
    private TableColumn<CustomerRecord, Integer> customerID;
    
    @FXML
    private TableColumn<CustomerRecord, Date> dateOfBirth;
    
//    public void populateTable(ObservableList<Customer> customer){
//        customers.setItems(customer);
//    }

    @Override
    public void initialize(URL location, ResourceBundle resources) {

        JavafxUtils.setColumnValue(firstname, CustomerRecord::getFirstName);
        JavafxUtils.setColumnValue(lastname, CustomerRecord::getLastName);
        JavafxUtils.setColumnValue(phone, CustomerRecord::getPhone);
        JavafxUtils.setColumnValue(customerID, CustomerRecord::getId);
        JavafxUtils.setColumnValue(dateOfBirth, CustomerRecord::getDateOfBirth);
        
        ObservableList<CustomerRecord> l = FXCollections.observableArrayList();
        try(Connection con = DriverManager.getConnection("jdbc:postgresql:postgres", "postgres", "g3mt45t1c")){
            DSLContext jooq = DSL.using(con, SQLDialect.POSTGRES);
            
            jooq.selectFrom(CUSTOMER).fetch()
                .forEach(customers.getItems()::add);

        }catch(Exception e){
            e.printStackTrace();
        }
    }
}

hi. where can i find the source for JavafxUtils file?