-/*\r
- * Copyright 2001-2006 Internet2\r
- * \r
- * Licensed under the Apache License, Version 2.0 (the "License");\r
- * you may not use this file except in compliance with the License.\r
- * You may obtain a copy of the License at\r
- *\r
- * http://www.apache.org/licenses/LICENSE-2.0\r
- *\r
- * Unless required by applicable law or agreed to in writing, software\r
- * distributed under the License is distributed on an "AS IS" BASIS,\r
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r
- * See the License for the specific language governing permissions and\r
- * limitations under the License.\r
- */\r
-\r
-/**\r
- * @file XMLObject.h\r
- * \r
- * Abstract interface to objects that can be manipulated in and out of XML form. \r
- */\r
-\r
-#if !defined(__xmltooling_xmlobj_h__)\r
-#define __xmltooling_xmlobj_h__\r
-\r
-#include <set>\r
-#include <list>\r
-#include <xmltooling/QName.h>\r
-#include <xmltooling/Namespace.h>\r
-\r
-namespace xmltooling {\r
-\r
- /**\r
- * Object that represents an XML Element that has been unmarshalled into this C++ object.\r
- */\r
- class XMLTOOL_API XMLObject\r
- {\r
- MAKE_NONCOPYABLE(XMLObject);\r
- public:\r
- XMLObject() {}\r
- virtual ~XMLObject() {}\r
- \r
- /**\r
- * Creates a copy of the object, along with all of its children.\r
- * \r
- * The new object tree will be completely distinct and independent of\r
- * the original in all respects.\r
- */\r
- virtual XMLObject* clone() const=0;\r
- \r
- /**\r
- * Gets the QName for this element. This QName <strong>MUST</strong> \r
- * contain the namespace URI, namespace prefix, and local element name.\r
- * \r
- * @return constant reference to the QName for this object\r
- */\r
- virtual const QName& getElementQName() const=0;\r
- \r
- /**\r
- * Sets the namespace prefix for this element.\r
- * \r
- * @param prefix the prefix for this element\r
- */\r
- virtual void setElementNamespacePrefix(const XMLCh* prefix)=0;\r
- \r
- /**\r
- * Gets the namespaces that are scoped to this element.\r
- * \r
- * The caller MUST NOT modify the set returned, but may use any\r
- * non-modifying operations or algorithms on it. Iterators will\r
- * remain valid unless the set member referenced is removed using\r
- * the removeNamespace method.\r
- * \r
- * @return the namespaces that are scoped to this element\r
- */\r
- virtual const std::set<Namespace>& getNamespaces() const=0;\r
- \r
- /**\r
- * Adds a namespace to the ones already scoped to this element\r
- * \r
- * @param ns the namespace to add\r
- */\r
- virtual void addNamespace(const Namespace& ns)=0;\r
- \r
- /**\r
- * Removes a namespace from this element\r
- * \r
- * @param ns the namespace to remove\r
- */\r
- virtual void removeNamespace(const Namespace& ns)=0;\r
- \r
- /**\r
- * Gets the XML schema type of this element. This translates to contents the xsi:type\r
- * attribute for the element.\r
- * \r
- * @return XML schema type of this element\r
- */\r
- virtual const QName* getSchemaType() const=0;\r
- \r
- /**\r
- * Sets the XML schema type of this element. This translates to contents the xsi:type\r
- * attribute for the element.\r
- * \r
- * @param type XML schema type of this element\r
- */\r
- virtual void setSchemaType(const QName* type)=0;\r
- \r
- /**\r
- * Checks to see if this object has a parent.\r
- * \r
- * @return true if the object has a parent, false if not\r
- */\r
- virtual bool hasParent() const=0;\r
- \r
- /**\r
- * Gets the parent of this element or null if there is no parent.\r
- * \r
- * @return the parent of this element or null\r
- */\r
- virtual XMLObject* getParent() const=0;\r
- \r
- /**\r
- * Sets the parent of this element.\r
- * \r
- * @param parent the parent of this element\r
- */\r
- virtual void setParent(XMLObject* parent)=0;\r
- \r
- /**\r
- * Checks if this XMLObject has children.\r
- * \r
- * @return true if this XMLObject has children, false if not\r
- */\r
- virtual bool hasChildren() const=0;\r
- \r
- /**\r
- * Stores an unmodifiable list of child objects in the order that they\r
- * will appear in the serialized representation.\r
- * \r
- * The validity of the returned objects is not maintained if any non-const\r
- * operations are performed on the parent object. \r
- * \r
- * @param v vector in which to store pointers to child objects\r
- * @return the number of children\r
- */\r
- virtual size_t getOrderedChildren(std::vector<XMLObject*>& v)=0;\r
- };\r
-\r
-};\r
-\r
-#endif /* __xmltooling_xmlobj_h__ */\r
+/**
+ * Licensed to the University Corporation for Advanced Internet
+ * Development, Inc. (UCAID) under one or more contributor license
+ * agreements. See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
+ *
+ * UCAID licenses this file to you 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.
+ */
+
+/**
+ * @file xmltooling/XMLObject.h
+ *
+ * Abstract interface to objects that can be manipulated in and out of XML form.
+ */
+
+#ifndef __xmltooling_xmlobj_h__
+#define __xmltooling_xmlobj_h__
+
+#include <xmltooling/Namespace.h>
+#include <xmltooling/util/XMLConstants.h>
+
+#include <set>
+#include <list>
+#include <vector>
+#include <xercesc/dom/DOM.hpp>
+
+#ifndef XMLTOOLING_NO_XMLSEC
+namespace xmlsignature {
+ class XMLTOOL_API Signature;
+};
+#endif
+
+#if defined (_MSC_VER)
+ #pragma warning( push )
+ #pragma warning( disable : 4250 4251 )
+#endif
+
+namespace xmltooling {
+
+#ifndef XMLTOOLING_NO_XMLSEC
+ class XMLTOOL_API Credential;
+#endif
+ class XMLTOOL_API QName;
+
+ /**
+ * Object that represents an XML Element that has been unmarshalled into this C++ object.
+ */
+ class XMLTOOL_API XMLObject
+ {
+ public:
+ virtual ~XMLObject();
+
+ /**
+ * Creates a copy of the object, along with all of its children.
+ *
+ * The new object tree will be completely distinct and independent of
+ * the original in all respects.
+ */
+ virtual XMLObject* clone() const=0;
+
+ /**
+ * Specialized function for detaching a child object from its parent
+ * <strong>while disposing of the parent</strong>.
+ *
+ * This is not a generic way of detaching any child object, but only of
+ * pruning a single child from the root of an XMLObject tree. If the
+ * detached XMLObject's parent is itself a child, an exception will be
+ * thrown. It's mainly useful for turning a child into the new root of
+ * the tree without having to clone the child.
+ */
+ virtual void detach()=0;
+
+ /**
+ * Gets the QName for this element. This QName <strong>MUST</strong>
+ * contain the namespace URI, namespace prefix, and local element name.
+ *
+ * @return constant reference to the QName for this object
+ */
+ virtual const QName& getElementQName() const=0;
+
+ /**
+ * Gets the namespaces that are scoped to this element.
+ *
+ * The caller MUST NOT modify the set returned, but may use any
+ * non-modifying operations or algorithms on it. Iterators will
+ * remain valid unless the set member referenced is removed using
+ * the removeNamespace method.
+ *
+ * @return the namespaces that are scoped to this element
+ */
+ virtual const std::set<Namespace>& getNamespaces() const=0;
+
+ /**
+ * Adds a namespace to the ones already scoped to this element
+ *
+ * @param ns the namespace to add
+ */
+ virtual void addNamespace(const Namespace& ns) const=0;
+
+ /**
+ * Removes a namespace from this element
+ *
+ * @param ns the namespace to remove
+ */
+ virtual void removeNamespace(const Namespace& ns)=0;
+
+ /**
+ * Gets the XML schema type of this element. This translates to contents the xsi:type
+ * attribute for the element.
+ *
+ * @return XML schema type of this element
+ */
+ virtual const QName* getSchemaType() const=0;
+
+ /**
+ * Gets the value of the ID attribute set on this object, if any.
+ *
+ * @return an ID value or nullptr
+ */
+ virtual const XMLCh* getXMLID() const=0;
+
+ /**
+ * Returns the xml:lang property of the object, if any.
+ *
+ * @return an xml:lang value, or nullptr
+ */
+ virtual const XMLCh* getLang() const;
+
+ /**
+ * Returns the xsi:nil property of the object, or false if not set.
+ *
+ * @return the xsi:nil property
+ */
+ bool nil() const {
+ switch (getNil()) {
+ case xmlconstants::XML_BOOL_TRUE:
+ case xmlconstants::XML_BOOL_ONE:
+ return true;
+ case xmlconstants::XML_BOOL_FALSE:
+ case xmlconstants::XML_BOOL_ZERO:
+ default:
+ return false;
+ }
+ }
+
+ /**
+ * Returns the xsi:nil property as an explicit enumerated value.
+ *
+ * @return the xsi:nil property
+ */
+ virtual xmlconstants::xmltooling_bool_t getNil() const=0;
+
+ /**
+ * Sets the xsi:nil property using an enumerated value.
+ *
+ * @param value value to set
+ */
+ virtual void nil(xmlconstants::xmltooling_bool_t value)=0;
+
+ /**
+ * Sets the xsi:nil property.
+ *
+ * @param value value to set
+ */
+ void nil(bool value) {
+ nil(value ? xmlconstants::XML_BOOL_ONE : xmlconstants::XML_BOOL_ZERO);
+ }
+
+ /**
+ * Sets the xsi:nil property using a string constant.
+ *
+ * @param value value to set
+ */
+ void setNil(const XMLCh* value);
+
+ /**
+ * Checks to see if this object has a parent.
+ *
+ * @return true if the object has a parent, false if not
+ */
+ virtual bool hasParent() const=0;
+
+ /**
+ * Gets the parent of this element or null if there is no parent.
+ *
+ * @return the parent of this element or null
+ */
+ virtual XMLObject* getParent() const=0;
+
+ /**
+ * Sets the parent of this element.
+ *
+ * @param parent the parent of this element
+ */
+ virtual void setParent(XMLObject* parent)=0;
+
+ /**
+ * Checks if this XMLObject has children.
+ *
+ * @return true if this XMLObject has children, false if not
+ */
+ virtual bool hasChildren() const=0;
+
+ /**
+ * Returns an unmodifiable list of child objects in the order that they
+ * should appear in the serialized representation.
+ *
+ * The validity of the returned list is not maintained if any non-const
+ * operations are performed on the parent object.
+ *
+ * @return the list of children
+ */
+ virtual const std::list<XMLObject*>& getOrderedChildren() const=0;
+
+ /**
+ * Used by a child's detach method to isolate the child from
+ * this parent object in preparation for destroying the parent
+ * (this object).
+ *
+ * @param child the child object to remove
+ */
+ virtual void removeChild(XMLObject* child)=0;
+
+ /**
+ * Returns the text content at the specified position relative to
+ * any child elements. A zero represents leading text, 1 comes after
+ * the first child, and so forth.
+ *
+ * @param position the relative child element position of the text
+ * @return the designated text value
+ */
+ virtual const XMLCh* getTextContent(unsigned int position=0) const=0;
+
+ /**
+ * Sets (or clears) text content relative to a child element's position.
+ *
+ * @param value value to set, or nullptr to clear
+ * @param position position relative to child element
+ */
+ virtual void setTextContent(const XMLCh* value, unsigned int position=0)=0;
+
+ /**
+ * Gets the DOM representation of this XMLObject, if one exists.
+ *
+ * @return the DOM representation of this XMLObject
+ */
+ virtual xercesc::DOMElement* getDOM() const=0;
+
+ /**
+ * Sets the DOM representation of this XMLObject.
+ *
+ * @param dom DOM representation of this XMLObject
+ * @param bindDocument true if the object should take ownership of the associated Document
+ */
+ virtual void setDOM(xercesc::DOMElement* dom, bool bindDocument=false) const=0;
+
+ /**
+ * Assigns ownership of a DOM document to the XMLObject.
+ * This binds the lifetime of the document to the lifetime of the object.
+ *
+ * @param doc DOM document bound to this object
+ */
+ virtual void setDocument(xercesc::DOMDocument* doc) const=0;
+
+ /**
+ * Releases the DOM representation of this XMLObject, if there is one.
+ */
+ virtual void releaseDOM() const=0;
+
+ /**
+ * Releases the DOM representation of this XMLObject's parent.
+ *
+ * @param propagateRelease true if all ancestors of this element should release their DOM
+ */
+ virtual void releaseParentDOM(bool propagateRelease=true) const=0;
+
+ /**
+ * Releases the DOM representation of this XMLObject's children.
+ *
+ * @param propagateRelease true if all descendants of this element should release their DOM
+ */
+ virtual void releaseChildrenDOM(bool propagateRelease=true) const=0;
+
+ /**
+ * A convenience method that is equal to calling releaseDOM() then releaseParentDOM(true).
+ */
+ void releaseThisandParentDOM() const;
+
+ /**
+ * A convenience method that is equal to calling releaseChildrenDOM(true) then releaseDOM().
+ */
+ void releaseThisAndChildrenDOM() const;
+
+ /**
+ * Marshalls the XMLObject, and its children, into a DOM element.
+ * If a document is supplied, then it will be used to create the resulting elements.
+ * If the document does not have a Document Element set, then the resulting
+ * element will be set as the Document Element. If no document is supplied, then
+ * a new document will be created and bound to the lifetime of the root object being
+ * marshalled, unless an existing DOM can be reused without creating a new document.
+ *
+ * @param document the DOM document the marshalled element will be placed in, or nullptr
+ * @param sigs ordered array of signatures to create after marshalling is complete
+ * @param credential optional credential to supply signing key and related info
+ * @return the DOM element representing this XMLObject
+ *
+ * @throws MarshallingException thrown if there is a problem marshalling the given object
+ * @throws SignatureException thrown if a problem occurs during signature creation
+ */
+ virtual xercesc::DOMElement* marshall(
+ xercesc::DOMDocument* document=nullptr
+#ifndef XMLTOOLING_NO_XMLSEC
+ ,const std::vector<xmlsignature::Signature*>* sigs=nullptr
+ ,const Credential* credential=nullptr
+#endif
+ ) const=0;
+
+ /**
+ * Marshalls the XMLObject and appends it as a child of the given parent element.
+ *
+ * <strong>NOTE:</strong> The given Element must be within a DOM tree rooted in
+ * the Document owning the given Element.
+ *
+ * @param parentElement the parent element to append the resulting DOM tree
+ * @param sigs ordered array of signatures to create after marshalling is complete
+ * @param credential optional credential to supply signing key and related info
+ * @return the marshalled element tree
+
+ * @throws MarshallingException thrown if the given XMLObject can not be marshalled.
+ * @throws SignatureException thrown if a problem occurs during signature creation
+ */
+ virtual xercesc::DOMElement* marshall(
+ xercesc::DOMElement* parentElement
+#ifndef XMLTOOLING_NO_XMLSEC
+ ,const std::vector<xmlsignature::Signature*>* sigs=nullptr
+ ,const Credential* credential=nullptr
+#endif
+ ) const=0;
+
+ /**
+ * Unmarshalls the given W3C DOM element into the XMLObject.
+ * The root of a given XML construct should be unmarshalled with the bindDocument parameter
+ * set to true.
+ *
+ * @param element the DOM element to unmarshall
+ * @param bindDocument true iff the resulting XMLObject should take ownership of the DOM's Document
+ *
+ * @return the unmarshalled XMLObject
+ *
+ * @throws UnmarshallingException thrown if an error occurs unmarshalling the DOM element into the XMLObject
+ */
+ virtual XMLObject* unmarshall(xercesc::DOMElement* element, bool bindDocument=false)=0;
+
+ protected:
+ XMLObject();
+ private:
+ XMLObject& operator=(const XMLObject& src);
+ };
+
+};
+
+#if defined (_MSC_VER)
+ #pragma warning( pop )
+#endif
+
+#endif /* __xmltooling_xmlobj_h__ */