/*
* Copyright 2006-2008 Web Cohesion
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.codehaus.enunciate.contract.jaxb;
import com.sun.mirror.declaration.MemberDeclaration;
import com.sun.mirror.type.PrimitiveType;
import org.codehaus.enunciate.json.JsonName;
import javax.xml.bind.annotation.XmlAttribute;
import javax.xml.bind.annotation.XmlNsForm;
import javax.xml.namespace.QName;
/**
* An accessor that is marshalled in xml to an xml attribute.
*
* @author Ryan Heaton
*/
public class Attribute extends Accessor {
private final XmlAttribute xmlAttribute;
public Attribute(MemberDeclaration delegate, TypeDefinition typedef) {
super(delegate, typedef);
xmlAttribute = getAnnotation(XmlAttribute.class);
}
// Inherited.
public String getName() {
String name = getSimpleName();
if ((xmlAttribute != null) && (!"##default".equals(xmlAttribute.name()))) {
name = xmlAttribute.name();
}
return name;
}
// Inherited.
public String getNamespace() {
String namespace = null;
if (getForm() == XmlNsForm.QUALIFIED) {
namespace = getTypeDefinition().getNamespace();
}
if ((xmlAttribute != null) && (!"##default".equals(xmlAttribute.namespace()))) {
namespace = xmlAttribute.namespace();
}
return namespace;
}
/**
* The form of this attribute.
*
* @return The form of this attribute.
*/
public XmlNsForm getForm() {
XmlNsForm form = getTypeDefinition().getSchema().getAttributeFormDefault();
if (form == null || form == XmlNsForm.UNSET) {
form = XmlNsForm.UNQUALIFIED;
}
return form;
}
/**
* Whether the form of this attribute is qualified.
*
* @return Whether the form of this attribute is qualified.
*/
public boolean isFormQualified() {
return getForm() == XmlNsForm.QUALIFIED;
}
/**
* An attribute is a ref if its namespace differs from that of its type definition (JAXB spec 8.9.7.2).
*
* @return The ref or null.
*/
@Override
public QName getRef() {
String typeNamespace = getTypeDefinition().getNamespace();
typeNamespace = typeNamespace == null ? "" : typeNamespace;
String namespace = getNamespace();
namespace = namespace == null ? "" : namespace;
if ((!namespace.equals(typeNamespace)) && (isFormQualified() || !"".equals(namespace))) {
return new QName(namespace, getName());
}
return null;
}
/**
* Whether the attribute is required.
*
* @return Whether the attribute is required.
*/
public boolean isRequired() {
return xmlAttribute != null && xmlAttribute.required() || (getAccessorType() instanceof PrimitiveType);
}
/**
* @return true
*/
@Override
public boolean isAttribute() {
return true;
}
@Override
public String getJsonMemberName() {
JsonName jsonName = getAnnotation(JsonName.class);
return jsonName == null ? getName() : jsonName.value();
}
}