/* * Copyright 1999-2002,2004 The Apache Software Foundation. *  * 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. *//* * $Id: AttrNSImpl.cpp,v 1.6 2004/09/08 13:55:42 peiyongz Exp $ */#include <xercesc/util/XMLUniDefs.hpp>#include "AttrNSImpl.hpp"#include "DocumentImpl.hpp"#include "DOM_DOMException.hpp"XERCES_CPP_NAMESPACE_BEGINAttrNSImpl::AttrNSImpl(DocumentImpl *ownerDoc, const DOMString &nam) :    AttrImpl(ownerDoc, nam){    this->namespaceURI=null;	//DOM Level 2    this->localName=null;       //DOM Level 2}//Introduced in DOM Level 2AttrNSImpl::AttrNSImpl(DocumentImpl *ownerDoc,                       const DOMString &fNamespaceURI,                       const DOMString &qualifiedName) :    AttrImpl(ownerDoc, qualifiedName){    DOMString xmlns = NodeImpl::getXmlnsString();    DOMString xmlnsURI = NodeImpl::getXmlnsURIString();    this->name = qualifiedName.clone();    int index = DocumentImpl::indexofQualifiedName(qualifiedName);    DOMString prefix;    if (index < 0)	throw DOM_DOMException(DOM_DOMException::NAMESPACE_ERR, null);    bool xmlnsAlone = false;	//true if attribute name is "xmlns"    if (index == 0) {	//qualifiedName contains no ':'        if (this->name.equals(xmlns)) {	    if (!fNamespaceURI.equals(xmlnsURI))		throw DOM_DOMException(DOM_DOMException::NAMESPACE_ERR, null);	    xmlnsAlone = true;	}	prefix = null;	this -> localName = this -> name;    } else {	//0 < index < this->name.length()-1	prefix = this->name.substringData(0, index);	this -> localName =            this->name.substringData(index+1, this->name.length()-index-1);    }    const DOMString& URI = xmlnsAlone ?        xmlnsURI : mapPrefix(prefix, fNamespaceURI, DOM_Node::ATTRIBUTE_NODE);    this -> namespaceURI = URI == null ? DOMString(null) : URI.clone();};AttrNSImpl::AttrNSImpl(const AttrNSImpl &other, bool deep) :    AttrImpl(other, deep){    this->namespaceURI = other.namespaceURI.clone();	//DOM Level 2    this->localName = other.localName.clone();          //DOM Level 2};NodeImpl * AttrNSImpl::cloneNode(bool deep){    return new (getOwnerDocument()->getMemoryManager()) AttrNSImpl(*this, deep);};DOMString AttrNSImpl::getNamespaceURI(){    return namespaceURI;}DOMString AttrNSImpl::getPrefix(){    int index = DocumentImpl::indexofQualifiedName(name);    if (index == 0)        return null;    else        return name.substringData(0, index);}DOMString AttrNSImpl::getLocalName(){    return localName;}void AttrNSImpl::setPrefix(const DOMString &prefix){    DOMString xml = NodeImpl::getXmlString();    DOMString xmlURI = NodeImpl::getXmlURIString();    DOMString xmlns = NodeImpl::getXmlnsString();    DOMString xmlnsURI = NodeImpl::getXmlnsURIString();    if (getOwnerDocument()->getErrorChecking()) {        if (isReadOnly()) {            throw DOM_DOMException(                                 DOM_DOMException::NO_MODIFICATION_ALLOWED_ERR,                                 null);        }        if (namespaceURI == null || localName.equals(xmlns)) {            throw DOM_DOMException(DOM_DOMException::NAMESPACE_ERR, null);        }        if (prefix != null && !((DocumentImpl *)this->getOwnerDocument())->isXMLName(prefix)) {            throw DOM_DOMException(DOM_DOMException::INVALID_CHARACTER_ERR,                                   null);        }    }    if (prefix == null || prefix.length() == 0) {        name = localName;        return;    }    if (getOwnerDocument()->getErrorChecking() &&        (prefix.equals(xml) && !namespaceURI.equals(xmlURI) ||         prefix.equals(xmlns) && !namespaceURI.equals(xmlnsURI))) {        throw DOM_DOMException(DOM_DOMException::NAMESPACE_ERR, null);    }    const XMLCh *p = prefix.rawBuffer();    for (int i = prefix.length(); --i >= 0;)        if (*p++ == chColon)	//prefix is malformed            throw DOM_DOMException(DOM_DOMException::NAMESPACE_ERR, null);    name = prefix + chColon + localName; //nodeName is changed too}XERCES_CPP_NAMESPACE_END