iedltempstore.h

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/*
 * iedltempstore.h
 *
 * Copyright (C) 2010-2026 Hybrid Software Helix Ltd. All rights reserved.
 */

 
#ifndef IEDLTEMPSTORE_H
#define IEDLTEMPSTORE_H
 
#include <edl/edltypes.h>
#include <edl/edlstream.h>
 
_BEGIN_EDL_NAMESPACE

class IEDLTempStoreObject : public IRCObject
{
  public:
 
    virtual ~IEDLTempStoreObject() {};

    virtual IRAOutputStreamPtr createWriter(bool buffered = false) = 0;

    virtual IRAInputStreamPtr createReader(bool buffered = true) = 0;

    virtual IRAInputOutputStreamPtr createReaderWriter() = 0;
};
DECL_SMART_PTR(IEDLTempStoreObject);

class IEDLTempStore : public IEDLObject
{
#define IEDLTempStoreClassID 0x3BABAADA, 0x3838435F, 0x8E576C41, 0xB8F94150
  public:
 
    virtual ~IEDLTempStore () {};

    static const CClassID &classID()
    {
        static CClassID id(IEDLTempStoreClassID);
        return id;
    };

    class Data : public CClassParams
    {
      public:
        EDLSysString      pathToTempDir; // Must exist.
        IEDLClassFactory *pFactory;
        uint64            maxMemorySize;
        uint32            blockSize;
        uint64            maxDiskSize;
    };

    virtual IEDLTempStoreObjectPtr createTemporaryObject() = 0;

    virtual IEDLTempStoreObjectPtr createTemporaryObjectWithContents(const IInputStreamPtr &stream) = 0;

    virtual IRAInputStreamPtr createTemporaryStreamWithContents(const IInputStreamPtr &stream) = 0;

    virtual void createTemporaryReaderWriterPair(IRAInputStreamPtr &reader, IRAOutputStreamPtr &writer) = 0;

    virtual IRAInputOutputStreamPtr createTemporaryReaderWriter() = 0;

    virtual bool getWasExhausted() const = 0;

    virtual void clearExhaustedFlag() = 0;

    virtual bool clone(IEDLObjectPtr &ptrObject, IEDLClassFactory *pFactory)
    {
        EDL_UNREFERENCED_PARAMETER(pFactory);
        ptrObject = IEDLObjectPtr ();
        return false;
    }
};
DECL_SMART_PTR(IEDLTempStore);
#define edlobj2IEDLTempStore(src) edl_cast((IEDLTempStore *)NULL, src)
 
_END_EDL_NAMESPACE
 
#endif