2 * Copyright 2001-2009 Internet2
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
18 * AbstractXMLObject.cpp
20 * An abstract implementation of XMLObject.
24 #include "exceptions.h"
25 #include "AbstractXMLObject.h"
26 #include "util/DateTime.h"
30 using namespace xmltooling;
33 using xercesc::XMLString;
35 XMLObject::XMLObject()
39 XMLObject::~XMLObject()
43 void XMLObject::releaseThisandParentDOM() const
47 releaseParentDOM(true);
51 void XMLObject::releaseThisAndChildrenDOM() const
54 releaseChildrenDOM(true);
59 AbstractXMLObject::AbstractXMLObject(const XMLCh* nsURI, const XMLCh* localName, const XMLCh* prefix, const QName* schemaType)
60 : m_log(logging::Category::getInstance(XMLTOOLING_LOGCAT".XMLObject")),
61 m_schemaLocation(NULL), m_noNamespaceSchemaLocation(NULL), m_nil(xmlconstants::XML_BOOL_NULL),
62 m_parent(NULL), m_elementQname(nsURI, localName, prefix), m_typeQname(NULL)
64 addNamespace(Namespace(nsURI, prefix));
66 m_typeQname = new QName(*schemaType);
67 addNamespace(Namespace(m_typeQname->getNamespaceURI(), m_typeQname->getPrefix()));
71 AbstractXMLObject::AbstractXMLObject(const AbstractXMLObject& src)
72 : m_namespaces(src.m_namespaces), m_log(src.m_log), m_schemaLocation(XMLString::replicate(src.m_schemaLocation)),
73 m_noNamespaceSchemaLocation(XMLString::replicate(src.m_noNamespaceSchemaLocation)), m_nil(src.m_nil),
74 m_parent(NULL), m_elementQname(src.m_elementQname), m_typeQname(NULL)
77 m_typeQname=new QName(*src.m_typeQname);
80 AbstractXMLObject::~AbstractXMLObject()
83 xercesc::XMLString::release(&m_schemaLocation);
84 xercesc::XMLString::release(&m_noNamespaceSchemaLocation);
87 void AbstractXMLObject::detach()
91 else if (getParent()->hasParent())
92 throw XMLObjectException("Cannot detach an object whose parent is itself a child.");
94 // Pull ourselves out of the parent and then blast him.
95 getParent()->removeChild(this);
100 const QName& AbstractXMLObject::getElementQName() const
102 return m_elementQname;
105 const set<Namespace>& AbstractXMLObject::getNamespaces() const
110 void XMLObject::setNil(const XMLCh* value)
114 case xercesc::chLatin_t:
115 nil(xmlconstants::XML_BOOL_TRUE);
117 case xercesc::chLatin_f:
118 nil(xmlconstants::XML_BOOL_FALSE);
120 case xercesc::chDigit_1:
121 nil(xmlconstants::XML_BOOL_ONE);
123 case xercesc::chDigit_0:
124 nil(xmlconstants::XML_BOOL_ZERO);
127 nil(xmlconstants::XML_BOOL_NULL);
131 nil(xmlconstants::XML_BOOL_NULL);
135 void AbstractXMLObject::addNamespace(const Namespace& ns) const
137 std::set<Namespace>::iterator i = m_namespaces.find(ns);
138 if (i == m_namespaces.end())
139 m_namespaces.insert(ns);
140 else if (ns.alwaysDeclare())
141 const_cast<Namespace&>(*i).setAlwaysDeclare(true);
144 void AbstractXMLObject::removeNamespace(const Namespace& ns)
146 m_namespaces.erase(ns);
149 const QName* AbstractXMLObject::getSchemaType() const
154 const XMLCh* AbstractXMLObject::getXMLID() const
159 xmlconstants::xmltooling_bool_t AbstractXMLObject::getNil() const
164 void AbstractXMLObject::nil(xmlconstants::xmltooling_bool_t value)
166 if (m_nil != value) {
167 releaseThisandParentDOM();
172 bool AbstractXMLObject::hasParent() const
174 return m_parent != NULL;
177 XMLObject* AbstractXMLObject::getParent() const
182 void AbstractXMLObject::setParent(XMLObject* parent)
187 XMLCh* AbstractXMLObject::prepareForAssignment(XMLCh* oldValue, const XMLCh* newValue)
189 if (!XMLString::equals(oldValue,newValue)) {
190 releaseThisandParentDOM();
191 XMLCh* newString = XMLString::replicate(newValue);
192 XMLString::release(&oldValue);
198 QName* AbstractXMLObject::prepareForAssignment(QName* oldValue, const QName* newValue)
202 releaseThisandParentDOM();
203 Namespace newNamespace(newValue->getNamespaceURI(), newValue->getPrefix());
204 addNamespace(newNamespace);
205 return new QName(*newValue);
211 releaseThisandParentDOM();
213 Namespace newNamespace(newValue->getNamespaceURI(), newValue->getPrefix());
214 addNamespace(newNamespace);
215 return new QName(*newValue);
220 DateTime* AbstractXMLObject::prepareForAssignment(DateTime* oldValue, const DateTime* newValue)
224 releaseThisandParentDOM();
225 return new DateTime(*newValue);
231 releaseThisandParentDOM();
232 return newValue ? new DateTime(*newValue) : NULL;
235 DateTime* AbstractXMLObject::prepareForAssignment(DateTime* oldValue, time_t newValue, bool duration)
238 releaseThisandParentDOM();
239 DateTime* ret = new DateTime(newValue, duration);
241 ret->parseDuration();
243 ret->parseDateTime();
247 DateTime* AbstractXMLObject::prepareForAssignment(DateTime* oldValue, const XMLCh* newValue, bool duration)
250 releaseThisandParentDOM();
251 DateTime* ret = new DateTime(newValue);
253 ret->parseDuration();
255 ret->parseDateTime();
259 XMLObject* AbstractXMLObject::prepareForAssignment(XMLObject* oldValue, XMLObject* newValue)
261 if (newValue && newValue->hasParent())
262 throw XMLObjectException("child XMLObject cannot be added - it is already the child of another XMLObject");
266 releaseThisandParentDOM();
267 newValue->setParent(this);
272 if (oldValue != newValue) {
274 releaseThisandParentDOM();
276 newValue->setParent(this);