1 /*
2  * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved.
3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4  *
5  * This code is free software; you can redistribute it and/or modify it
6  * under the terms of the GNU General Public License version 2 only, as
7  * published by the Free Software Foundation.  Oracle designates this
8  * particular file as subject to the "Classpath" exception as provided
9  * by Oracle in the LICENSE file that accompanied this code.
10  *
11  * This code is distributed in the hope that it will be useful, but WITHOUT
12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14  * version 2 for more details (a copy is included in the LICENSE file that
15  * accompanied this code).
16  *
17  * You should have received a copy of the GNU General Public License version
18  * 2 along with this work; if not, write to the Free Software Foundation,
19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20  *
21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22  * or visit www.oracle.com if you need additional information or have any
23  * questions.
24  */
25 
26 package com.sun.xml.internal.bind.v2.model.impl;
27 
28 import javax.xml.bind.annotation.XmlElementWrapper;
29 import javax.xml.namespace.QName;
30 
31 import com.sun.xml.internal.bind.v2.runtime.IllegalAnnotationException;
32 
33 /**
34  * Common part of {@link ElementPropertyInfoImpl} and {@link ReferencePropertyInfoImpl}.
35  *
36  * @author Kohsuke Kawaguchi
37  */
38 abstract class ERPropertyInfoImpl<TypeT,ClassDeclT,FieldT,MethodT>
39     extends PropertyInfoImpl<TypeT,ClassDeclT,FieldT,MethodT> {
40 
ERPropertyInfoImpl(ClassInfoImpl<TypeT, ClassDeclT, FieldT, MethodT> classInfo, PropertySeed<TypeT, ClassDeclT, FieldT, MethodT> propertySeed)41     public ERPropertyInfoImpl(ClassInfoImpl<TypeT, ClassDeclT, FieldT, MethodT> classInfo, PropertySeed<TypeT, ClassDeclT, FieldT, MethodT> propertySeed) {
42         super(classInfo, propertySeed);
43 
44         XmlElementWrapper e = seed.readAnnotation(XmlElementWrapper.class);
45 
46         boolean nil = false;
47         boolean required = false;
48         if(!isCollection()) {
49             xmlName = null;
50             if(e!=null)
51                 classInfo.builder.reportError(new IllegalAnnotationException(
52                     Messages.XML_ELEMENT_WRAPPER_ON_NON_COLLECTION.format(
53                         nav().getClassName(parent.getClazz())+'.'+seed.getName()),
54                     e
55                 ));
56         } else {
57             if(e!=null) {
58                 xmlName = calcXmlName(e);
59                 nil = e.nillable();
60                 required = e.required();
61             } else
62                 xmlName = null;
63         }
64 
65         wrapperNillable = nil;
66         wrapperRequired = required;
67     }
68 
69     private final QName xmlName;
70 
71     /**
72      * True if the wrapper tag name is nillable.
73      */
74     private final boolean wrapperNillable;
75 
76     /**
77      * True if the wrapper tag is required.
78      */
79     private final boolean wrapperRequired;
80 
81     /**
82      * Gets the wrapper element name.
83      */
getXmlName()84     public final QName getXmlName() {
85         return xmlName;
86     }
87 
isCollectionNillable()88     public final boolean isCollectionNillable() {
89         return wrapperNillable;
90     }
91 
isCollectionRequired()92     public final boolean isCollectionRequired() {
93         return wrapperRequired;
94     }
95 }
96