001 /* 002 * hammurapi-rules-tck @mesopotamia.version@ 003 * Hammurapi rules JSR-94 TCK files. 004 * Copyright (C) 2006 Hammurapi Group 005 * 006 * This program is free software; you can redistribute it and/or 007 * modify it under the terms of the GNU Lesser General Public 008 * License as published by the Free Software Foundation; either 009 * version 2 of the License, or (at your option) any later version. 010 * 011 * This program is distributed in the hope that it will be useful, 012 * but WITHOUT ANY WARRANTY; without even the implied warranty of 013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 014 * Lesser General Public License for more details. 015 * 016 * You should have received a copy of the GNU Lesser General Public 017 * License along with this library; if not, write to the Free Software 018 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 019 * 020 * URL: http://http://www.hammurapi.biz 021 * e-Mail: support@hammurapi.biz 022 */ 023 package biz.hammurapi.rules.jsr94.tck; 024 025 import org.jcp.jsr94.tck.model.Customer; 026 import org.jcp.jsr94.tck.model.Invoice; 027 028 import biz.hammurapi.rules.Rule; 029 030 public class TckRule extends Rule { 031 032 /** 033 * This method filters invoices so only unpaid ones are passed to <code>infer(customer, invoice)</code> 034 * @param invoice 035 * @param acceptInfo 036 */ 037 public boolean accept(Invoice invoice, AcceptInfo acceptInfo) { 038 return !"paid".equals(invoice.getStatus()); 039 } 040 041 /** 042 * If the credit limit of the customer is greater than the amount of the invoice 043 * and the status of the invoice is unpaid then decrement 044 * the credit limit with the amount of invoice and set the status of the 045 * invoice to paid. 046 * @param customer 047 * @param invoice 048 */ 049 public void infer(Customer customer, Invoice invoice) { 050 if (customer.getCreditLimit()>invoice.getAmount()) { 051 customer.setCreditLimit(customer.getCreditLimit()-invoice.getAmount()); 052 invoice.setStatus("paid"); 053 } 054 } 055 }