H:/gfcppsancout/product/include/gfcpp/Struct.hpp

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#ifndef __GEMFIRE_STRUCT_H__
#define __GEMFIRE_STRUCT_H__
/*=========================================================================
 * (c) Copyright 2002-2006, GemStone Systems, Inc. All Rights Reserved.
 * 1260 NW Waterhouse Ave., Suite 200,  Beaverton, OR 97006
 *========================================================================
 */

#include "gfcpp_globals.hpp"
#include "gf_types.hpp"
#include "CacheableBuiltins.hpp"
#include "StructSet.hpp"
#include "SelectResults.hpp"
#include "Serializable.hpp"
#include "VectorT.hpp"
#include "HashMapT.hpp"

namespace gemfire
{

class StructSet;

class CPPCACHE_EXPORT Struct : public Serializable
{

public:

  Struct(StructSet * ssPtr, VectorT<SerializablePtr> & fieldValues);

  static Serializable* createDeserializable( );

  const SerializablePtr operator [] (size_t index) const;
  
  const SerializablePtr operator [] (const char * fieldName) const;

  const StructSetPtr getStructSet() const;

  bool hasNext() const;

  size_t length() const;

  const SerializablePtr next();

  virtual Serializable* fromData( DataInput& input );

  virtual void toData( DataOutput& output ) const;

  virtual int8_t classId( ) const;

  virtual int8_t typeId( ) const;

  virtual const char * getFieldName(size_t index);

  virtual uint32_t objectSize() const {
    return 0;  //does not get cached, so no need to account for it
  }
  

private:

   void skipClassName( DataInput& input );

   Struct( );

   HashMapT< CacheableStringPtr, CacheableInt32Ptr > m_fieldNames;
   VectorT<SerializablePtr> m_fieldValues;

   StructSet * m_parent;

   size_t m_lastAccessIndex;
};

} //namespace gemfire

#endif //ifndef __GEMFIRE_STRUCT_H__

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