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 "AbstractXMLObject.h"
25 #include "exceptions.h"
29 using namespace xmltooling;
31 using xercesc::XMLString;
33 AbstractXMLObject::AbstractXMLObject(const XMLCh* nsURI, const XMLCh* localName, const XMLCh* prefix, const QName* schemaType)
34 : m_log(logging::Category::getInstance(XMLTOOLING_LOGCAT".XMLObject")),
35 m_schemaLocation(NULL), m_noNamespaceSchemaLocation(NULL), m_nil(xmlconstants::XML_BOOL_NULL),
36 m_parent(NULL), m_elementQname(nsURI, localName, prefix), m_typeQname(NULL)
38 addNamespace(Namespace(nsURI, prefix));
40 m_typeQname = new QName(*schemaType);
41 addNamespace(Namespace(m_typeQname->getNamespaceURI(), m_typeQname->getPrefix()));
45 AbstractXMLObject::AbstractXMLObject(const AbstractXMLObject& src)
46 : m_namespaces(src.m_namespaces), m_log(src.m_log), m_schemaLocation(XMLString::replicate(src.m_schemaLocation)),
47 m_noNamespaceSchemaLocation(XMLString::replicate(src.m_noNamespaceSchemaLocation)), m_nil(src.m_nil),
48 m_parent(NULL), m_elementQname(src.m_elementQname), m_typeQname(NULL)
51 m_typeQname=new QName(*src.m_typeQname);
54 AbstractXMLObject::~AbstractXMLObject()
57 xercesc::XMLString::release(&m_schemaLocation);
58 xercesc::XMLString::release(&m_noNamespaceSchemaLocation);
61 void XMLObject::setNil(const XMLCh* value)
65 case xercesc::chLatin_t:
66 nil(xmlconstants::XML_BOOL_TRUE);
68 case xercesc::chLatin_f:
69 nil(xmlconstants::XML_BOOL_FALSE);
71 case xercesc::chDigit_1:
72 nil(xmlconstants::XML_BOOL_ONE);
74 case xercesc::chDigit_0:
75 nil(xmlconstants::XML_BOOL_ZERO);
78 nil(xmlconstants::XML_BOOL_NULL);
82 nil(xmlconstants::XML_BOOL_NULL);
86 void AbstractXMLObject::addNamespace(const Namespace& ns) const
88 std::set<Namespace>::iterator i = m_namespaces.find(ns);
89 if (i == m_namespaces.end())
90 m_namespaces.insert(ns);
91 else if (ns.alwaysDeclare())
92 const_cast<Namespace&>(*i).setAlwaysDeclare(true);
95 XMLCh* AbstractXMLObject::prepareForAssignment(XMLCh* oldValue, const XMLCh* newValue)
97 if (!XMLString::equals(oldValue,newValue)) {
98 releaseThisandParentDOM();
99 XMLCh* newString = XMLString::replicate(newValue);
100 XMLString::release(&oldValue);
106 QName* AbstractXMLObject::prepareForAssignment(QName* oldValue, const QName* newValue)
110 releaseThisandParentDOM();
111 Namespace newNamespace(newValue->getNamespaceURI(), newValue->getPrefix());
112 addNamespace(newNamespace);
113 return new QName(*newValue);
119 releaseThisandParentDOM();
121 Namespace newNamespace(newValue->getNamespaceURI(), newValue->getPrefix());
122 addNamespace(newNamespace);
123 return new QName(*newValue);
128 DateTime* AbstractXMLObject::prepareForAssignment(DateTime* oldValue, const DateTime* newValue)
132 releaseThisandParentDOM();
133 return new DateTime(*newValue);
139 releaseThisandParentDOM();
140 return newValue ? new DateTime(*newValue) : NULL;
143 DateTime* AbstractXMLObject::prepareForAssignment(DateTime* oldValue, time_t newValue, bool duration)
146 releaseThisandParentDOM();
147 DateTime* ret = new DateTime(newValue, duration);
149 ret->parseDuration();
151 ret->parseDateTime();
155 DateTime* AbstractXMLObject::prepareForAssignment(DateTime* oldValue, const XMLCh* newValue, bool duration)
158 releaseThisandParentDOM();
159 DateTime* ret = new DateTime(newValue);
161 ret->parseDuration();
163 ret->parseDateTime();
167 XMLObject* AbstractXMLObject::prepareForAssignment(XMLObject* oldValue, XMLObject* newValue)
169 if (newValue && newValue->hasParent())
170 throw XMLObjectException("child XMLObject cannot be added - it is already the child of another XMLObject");
174 releaseThisandParentDOM();
175 newValue->setParent(this);
180 if (oldValue != newValue) {
182 releaseThisandParentDOM();
184 newValue->setParent(this);
190 void AbstractXMLObject::detach()
194 else if (getParent()->hasParent())
195 throw XMLObjectException("Cannot detach an object whose parent is itself a child.");
197 // Pull ourselves out of the parent and then blast him.
198 getParent()->removeChild(this);