sippeangelo
121 lines
4.6 KiB
C++
121 lines
4.6 KiB
C++
/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/*
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* $Id: XercesElementWildcard.cpp 671133 2008-06-24 11:22:29Z borisk $
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*/
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// ---------------------------------------------------------------------------
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// Includes
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// ---------------------------------------------------------------------------
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#include <xercesc/validators/schema/XercesElementWildcard.hpp>
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XERCES_CPP_NAMESPACE_BEGIN
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// ---------------------------------------------------------------------------
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// Local methods
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// ---------------------------------------------------------------------------
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/**
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* XercesElementWildcard is used to check whether two element declarations conflict
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*/
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/**
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* Check whether two element declarations conflict
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*/
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bool XercesElementWildcard::conflict(SchemaGrammar* const pGrammar,
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ContentSpecNode::NodeTypes type1,
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QName* q1,
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ContentSpecNode::NodeTypes type2,
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QName* q2,
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SubstitutionGroupComparator* comparator)
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{
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if (type1 == ContentSpecNode::Leaf &&
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type2 == ContentSpecNode::Leaf) {
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if (comparator->isEquivalentTo(q1, q2) || comparator->isEquivalentTo(q2, q1))
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return true;
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}
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else if (type1 == ContentSpecNode::Leaf) {
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return uriInWildcard(pGrammar, q1, q2->getURI(), type2, comparator);
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}
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else if (type2 == ContentSpecNode::Leaf) {
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return uriInWildcard(pGrammar, q2, q1->getURI(), type1, comparator);
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}
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else {
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return wildcardIntersect(type1, q1->getURI(), type2, q2->getURI());
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}
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return false;
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}
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bool XercesElementWildcard::uriInWildcard(SchemaGrammar* const pGrammar,
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QName* qname,
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unsigned int wildcard,
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ContentSpecNode::NodeTypes wtype,
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SubstitutionGroupComparator* comparator)
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{
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if ((wtype & 0x0f)== ContentSpecNode::Any) {
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return true;
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}
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else if ((wtype & 0x0f)== ContentSpecNode::Any_NS) {
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// substitution of "uri" satisfies "wtype:wildcard"
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return comparator->isAllowedByWildcard(pGrammar, qname, wildcard, false);
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}
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else if ((wtype & 0x0f)== ContentSpecNode::Any_Other) {
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// substitution of "uri" satisfies "wtype:wildcard"
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return comparator->isAllowedByWildcard(pGrammar, qname, wildcard, true);
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}
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return false;
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}
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bool XercesElementWildcard::wildcardIntersect(ContentSpecNode::NodeTypes t1,
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unsigned int w1,
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ContentSpecNode::NodeTypes t2,
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unsigned int w2)
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{
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if (((t1 & 0x0f) == ContentSpecNode::Any) ||
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((t2 & 0x0f) == ContentSpecNode::Any)) {
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// if either one is "##any", then intersects
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return true;
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}
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else if (((t1 & 0x0f) == ContentSpecNode::Any_NS) &&
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((t2 & 0x0f) == ContentSpecNode::Any_NS)) {
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// if both are "some_namespace" and equal, then intersects
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return w1 == w2;
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}
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else if (((t1 & 0x0f) == ContentSpecNode::Any_Other) &&
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((t2 & 0x0f) == ContentSpecNode::Any_Other)) {
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// if both are "##other", then intersects
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return true;
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}
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// Below we assume that empty string has id 1.
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//
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else if (((t1 & 0x0f) == ContentSpecNode::Any_NS) &&
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((t2 & 0x0f) == ContentSpecNode::Any_Other))
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{
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return w1 != w2 && w1 != 1;
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}
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else if (((t1 & 0x0f) == ContentSpecNode::Any_Other) &&
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((t2 & 0x0f) == ContentSpecNode::Any_NS))
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{
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return w1 != w2 && w2 != 1;
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}
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return false;
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}
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XERCES_CPP_NAMESPACE_END
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