01: /*
02: * Copyright (c) 2003-2007 JGoodies Karsten Lentzsch. All Rights Reserved.
03: *
04: * Redistribution and use in source and binary forms, with or without
05: * modification, are permitted provided that the following conditions are met:
06: *
07: * o Redistributions of source code must retain the above copyright notice,
08: * this list of conditions and the following disclaimer.
09: *
10: * o Redistributions in binary form must reproduce the above copyright notice,
11: * this list of conditions and the following disclaimer in the documentation
12: * and/or other materials provided with the distribution.
13: *
14: * o Neither the name of JGoodies Karsten Lentzsch nor the names of
15: * its contributors may be used to endorse or promote products derived
16: * from this software without specific prior written permission.
17: *
18: * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
19: * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
20: * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
21: * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
22: * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
23: * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
24: * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
25: * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
26: * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
27: * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
28: * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29: */
30:
31: package com.jgoodies.validation.tutorial.validator;
32:
33: import java.util.Date;
34:
35: import com.jgoodies.validation.Validatable;
36: import com.jgoodies.validation.ValidationResult;
37: import com.jgoodies.validation.tutorial.shared.Order;
38: import com.jgoodies.validation.tutorial.shared.OrderModel;
39: import com.jgoodies.validation.util.PropertyValidationSupport;
40: import com.jgoodies.validation.util.ValidationUtils;
41:
42: /**
43: * An OrderModel subclass that can validate itself.
44: *
45: * @author Karsten Lentzsch
46: * @version $Revision: 1.9 $
47: */
48:
49: public final class ValidatingOrderModel extends OrderModel implements
50: Validatable {
51:
52: // Instance Creation *****************************************************
53:
54: public ValidatingOrderModel(Order order) {
55: super (order);
56: }
57:
58: // Validation *************************************************************
59:
60: /**
61: * Validates the order and returns a ValidationResult.
62: *
63: * @return the ValidationResult of the pure order validation
64: */
65: public ValidationResult validate() {
66: String orderNo = (String) getModel(Order.PROPERTYNAME_ORDER_NO)
67: .getValue();
68: Date orderDate = (Date) getModel(Order.PROPERTYNAME_ORDER_DATE)
69: .getValue();
70: Date deliveryDate = (Date) getModel(
71: Order.PROPERTYNAME_DELIVERY_DATE).getValue();
72: String deliveryNotes = (String) getModel(
73: Order.PROPERTYNAME_DELIVERY_NOTES).getValue();
74:
75: PropertyValidationSupport support = new PropertyValidationSupport(
76: getBean(), "Order");
77:
78: if (ValidationUtils.isBlank(orderNo))
79: support.addError("Order No", "is mandatory");
80: else if (!ValidationUtils.hasBoundedLength(orderNo, 5, 10))
81: support.addError("Order No", "length must be in [5, 10]");
82:
83: if (orderDate == null)
84: support.addError("Order Date", "is mandatory");
85:
86: if (orderDate != null && deliveryDate != null
87: && orderDate.after(deliveryDate))
88: support.addWarning("Delivery Date",
89: "shall be after the order date");
90:
91: if (deliveryNotes != null
92: && !ValidationUtils.hasMaximumLength(deliveryNotes, 30))
93: support.addWarning("Notes", "length shall be in [0, 30]");
94:
95: return support.getResult();
96: }
97:
98: }
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