v2.3.0
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include/xqilla/functions/RegExpFunction.hpp
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include/xqilla/functions/RegExpFunction.hpp
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/*
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* Copyright (c) 2001, 2008,
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* DecisionSoft Limited. All rights reserved.
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* Copyright (c) 2004, 2011,
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* Oracle and/or its affiliates. All rights reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* 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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#ifndef _REGEXPFUNCTION_HPP
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#define _REGEXPFUNCTION_HPP
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#include <xqilla/ast/XQFunction.hpp>
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XERCES_CPP_NAMESPACE_BEGIN
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class RegularExpression;
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class ParseException;
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XERCES_CPP_NAMESPACE_END
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class XQILLA_API RegExpFunction: public XQFunction
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{
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public:
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RegExpFunction(const XMLCh* name, const char *signature, const VectorOfASTNodes &args, XPath2MemoryManager* memMgr);
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//getting a pre-compiled regular expression
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const XERCES_CPP_NAMESPACE_QUALIFIER RegularExpression* getRegExp() const {
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return regExp_;
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};
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//this method is needed for copying a pre-compiled regular expression,
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//it copies @pattern_ and @options_ and then compiles a new regular expression
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//@source is the regexp function which we copy a regexp from
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virtual void copyRegExp(RegExpFunction *source, XPath2MemoryManager* memMgr);
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protected:
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//if a regular expession is a constant, then we will store a compiled regexp here,
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//and also pattern, and options if presented. We need those values when copying this function
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const XERCES_CPP_NAMESPACE_QUALIFIER RegularExpression *regExp_;
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const XMLCh *pattern_;
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const XMLCh *options_;
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//helper functions
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virtual void checkRegexpOpts(const XMLCh* opts, const char* sourceMsg) const;
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virtual void processParseException(XERCES_CPP_NAMESPACE_QUALIFIER ParseException &e, const char* sourceMsg,
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XPath2MemoryManager* memMgr) const;
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};
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#endif
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