KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > org > objectstyle > cayenne > project > validator > ObjAttributeValidator


1 /* ====================================================================
2  *
3  * The ObjectStyle Group Software License, version 1.1
4  * ObjectStyle Group - http://objectstyle.org/
5  *
6  * Copyright (c) 2002-2005, Andrei (Andrus) Adamchik and individual authors
7  * of the software. All rights reserved.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  *
13  * 1. Redistributions of source code must retain the above copyright
14  * notice, this list of conditions and the following disclaimer.
15  *
16  * 2. Redistributions in binary form must reproduce the above copyright
17  * notice, this list of conditions and the following disclaimer in
18  * the documentation and/or other materials provided with the
19  * distribution.
20  *
21  * 3. The end-user documentation included with the redistribution, if any,
22  * must include the following acknowlegement:
23  * "This product includes software developed by independent contributors
24  * and hosted on ObjectStyle Group web site (http://objectstyle.org/)."
25  * Alternately, this acknowlegement may appear in the software itself,
26  * if and wherever such third-party acknowlegements normally appear.
27  *
28  * 4. The names "ObjectStyle Group" and "Cayenne" must not be used to endorse
29  * or promote products derived from this software without prior written
30  * permission. For written permission, email
31  * "andrus at objectstyle dot org".
32  *
33  * 5. Products derived from this software may not be called "ObjectStyle"
34  * or "Cayenne", nor may "ObjectStyle" or "Cayenne" appear in their
35  * names without prior written permission.
36  *
37  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
38  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
39  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
40  * DISCLAIMED. IN NO EVENT SHALL THE OBJECTSTYLE GROUP OR
41  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
42  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
43  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
44  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
45  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
46  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
47  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
48  * SUCH DAMAGE.
49  * ====================================================================
50  *
51  * This software consists of voluntary contributions made by many
52  * individuals and hosted on ObjectStyle Group web site. For more
53  * information on the ObjectStyle Group, please see
54  * <http://objectstyle.org/>.
55  */
56 package org.objectstyle.cayenne.project.validator;
57
58 import org.objectstyle.cayenne.map.ObjAttribute;
59 import org.objectstyle.cayenne.project.ProjectPath;
60 import org.objectstyle.cayenne.util.Util;
61
62 /**
63  * @author Andrei Adamchik
64  */
65 public class ObjAttributeValidator extends TreeNodeValidator {
66
67     /**
68      * Constructor for ObjAttributeValidator.
69      */
70     public ObjAttributeValidator() {
71         super();
72     }
73
74     public void validateObject(ProjectPath path, Validator validator) {
75         ObjAttribute attribute = (ObjAttribute) path.getObject();
76
77         // skip validation of inherited attributes
78 if (path.getObjectParent() != null
79                 && path.getObjectParent() != attribute.getEntity()) {
80             return;
81         }
82
83         // Must have name
84 if (Util.isEmptyString(attribute.getName())) {
85             validator.registerError("Unnamed ObjAttribute.", path);
86         }
87         else {
88             MappingNamesHelper helper = MappingNamesHelper.getInstance();
89             String JavaDoc invalidChars = helper.invalidCharsInObjPathComponent(attribute
90                     .getName());
91
92             if (invalidChars != null) {
93                 validator.registerWarning(
94                         "ObjAttribute name contains invalid characters: " + invalidChars,
95                         path);
96             }
97             else if (helper.invalidDataObjectProperty(attribute.getName())) {
98                 validator.registerWarning("ObjAttribute name is invalid: "
99                         + attribute.getName(), path);
100             }
101         }
102
103         // all attributes must have type
104 if (Util.isEmptyString(attribute.getType())) {
105             validator.registerWarning("ObjAttribute has no type.", path);
106         }
107
108         if (attribute.getDbAttribute() == null) {
109             validator.registerWarning("ObjAttribute has no DbAttribute mapping.", path);
110         }
111     }
112 }
Popular Tags