package ejava.jpa.examples.query;
   
   import java.io.Serializable;
   
   import java.math.BigDecimal;
   import java.text.DateFormat;
   import java.text.NumberFormat;
   import java.text.SimpleDateFormat;
   import java.util.Date;
  import java.util.Locale;
  
  public class Receipt implements Serializable {
      private static final long serialVersionUID = 1L;
      private long saleId;
      private long customerId;
      private Date date;
      private double amount;
      
      public Receipt(long saleId, long customerId, Date date, BigDecimal amount) {
          this(customerId, saleId, date, amount.doubleValue());
      }
      public Receipt(long saleId, long customerId, Date date, double amount) {
          this.customerId = customerId;
          this.saleId = saleId;
          this.date = date;
          this.amount = amount;
      }
      public String toString() {
      	DateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
      	NumberFormat nf = NumberFormat.getCurrencyInstance(Locale.US);
          StringBuilder text = new StringBuilder();
          text.append("sale=" + saleId);
          text.append(", customer=" + customerId);
          text.append(", date=" + (date==null ? null : df.format(date)));
          text.append(", amount=" + nf.format(amount));
          return text.toString();
      }
      public double getAmount() {
          return amount;
      }
      public long getCustomerId() {
          return customerId;
      }
      public Date getDate() {
          return date;
      }
      public long getSaleId() {
          return saleId;
      }
  }