FunctionSubstring.hpp

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/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF 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.
 */
#if !defined(FUNCTIONSUBSTRING_HEADER_GUARD_1357924680)
#define FUNCTIONSUBSTRING_HEADER_GUARD_1357924680
 
 
 
// Base header file.  Must be first.
#include <xalanc/XPath/XPathDefinitions.hpp>
 
 
 
#include <cfloat>
 
 
 
// Base class header file...
#include <xalanc/XPath/Function.hpp>
 
 
 
#include <xalanc/PlatformSupport/DoubleSupport.hpp>
 
 
 
namespace XALAN_CPP_NAMESPACE {
 
 
 
/**
 * XPath implementation of "substring" function.
 */
class XALAN_XPATH_EXPORT FunctionSubstring : public Function
{
public:
 
    typedef Function    ParentType;
 
    FunctionSubstring();
 
    virtual
    ~FunctionSubstring();
 
    // These methods are inherited from Function ...
 
    using ParentType::execute;
 
    virtual XObjectPtr
    execute(
            XPathExecutionContext&  executionContext,
            XalanNode*              context,            
            const XObjectPtr        arg1,
            const XObjectPtr        arg2,
            const Locator*          locator) const;
 
    virtual XObjectPtr
    execute(
            XPathExecutionContext&  executionContext,
            XalanNode*              context,            
            const XObjectPtr        arg1,
            const XObjectPtr        arg2,
            const XObjectPtr        arg3,
            const Locator*          locator) const;
 
    virtual FunctionSubstring*
    clone(MemoryManager& theManager) const;
 
protected:
 
    virtual const XalanDOMString&
    getError(XalanDOMString& theResult) const;
 
private:
 
    // Not implemented...
    FunctionSubstring&
    operator=(const FunctionSubstring&);
 
    bool
    operator==(const FunctionSubstring&) const;
 
    static const XObjectPtr         s_nullXObjectPtr;
};
 
 
 
}
 
 
 
#endif  // FUNCTIONSUBSTRING_HEADER_GUARD_1357924680