XdmItem.h

// Copyright (c) 2022 - 2025 Saxonica Limited.
// This Source Code Form is subject to the terms of the Mozilla Public License,
// v. 2.0. If a copy of the MPL was not distributed with this file, You can
// obtain one at http://mozilla.org/MPL/2.0/. This Source Code Form is
// "Incompatible With Secondary Licenses", as defined by the Mozilla Public
// License, v. 2.0.
 
#ifndef SAXON_XDMITEM_h
#define SAXON_XDMITEM_h
 
#include "saxonc_export.h"
#include "saxonc/XdmValue.h"
 
class SaxonProcessor;

class SAXONC_EXPORT XdmItem : public XdmValue {
 
public:
  XdmItem();

  explicit XdmItem(int64_t objRef);

  XdmItem(const XdmItem &item);

  virtual ~XdmItem();

  virtual void incrementRefCount();

  virtual void decrementRefCount();

  virtual bool isAtomic();

  virtual bool isNode();

  virtual bool isFunction();

  virtual bool isMap();

  virtual bool isArray();

  virtual int64_t getUnderlyingValue();

  virtual const char *getStringValue(const char *encoding = nullptr);

  const char *toString(const char *encoding = nullptr);

  virtual XdmItem *getHead();

  XdmItem *itemAt(int n);

  int size();

  virtual XDM_TYPE getType();
 
protected:
 
  const char *stringValue;  
  const char *itemToString; 
 
private:
  bool operator==(const XdmItem& other) const
  {return false;}
 
};
 
#endif