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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#pragma once
#include "type.h"
#include "symbol.h"
#include "external_memory.h"
#include <vespa/vespalib/data/memory.h>
namespace vespalib { class Slime; }
namespace vespalib::slime {
struct Cursor;
//-----------------------------------------------------------------------------
/**
* Interface for inserting a value while hiding how/where it is
* inserted.
**/
struct Inserter {
virtual Cursor &insertNix() const = 0;
virtual Cursor &insertBool(bool value) const = 0;
virtual Cursor &insertLong(int64_t value) const = 0;
virtual Cursor &insertDouble(double value) const = 0;
virtual Cursor &insertString(Memory value) const = 0;
virtual Cursor &insertData(Memory value) const = 0;
virtual Cursor &insertData(ExternalMemory::UP value) const = 0;
virtual Cursor &insertArray(size_t reserved) const = 0;
virtual Cursor &insertObject() const = 0;
virtual ~Inserter() = default;
Cursor &insertArray() const {
return insertArray(0);
}
};
//-----------------------------------------------------------------------------
struct SlimeInserter : Inserter {
Slime &slime;
explicit SlimeInserter(Slime &s) : slime(s) {}
Cursor &insertNix() const override;
Cursor &insertBool(bool value) const override;
Cursor &insertLong(int64_t value) const override;
Cursor &insertDouble(double value) const override;
Cursor &insertString(Memory value) const override;
Cursor &insertData(Memory value) const override;
Cursor &insertData(ExternalMemory::UP value) const override;
Cursor &insertArray(size_t reserved) const override;
Cursor &insertObject() const override;
};
struct ArrayInserter : Inserter {
Cursor &cursor;
explicit ArrayInserter(Cursor &c) : cursor(c) {}
Cursor &insertNix() const override;
Cursor &insertBool(bool value) const override;
Cursor &insertLong(int64_t value) const override;
Cursor &insertDouble(double value) const override;
Cursor &insertString(Memory value) const override;
Cursor &insertData(Memory value) const override;
Cursor &insertData(ExternalMemory::UP value) const override;
Cursor &insertArray(size_t reserved) const override;
Cursor &insertObject() const override;
};
struct ObjectSymbolInserter : Inserter {
Cursor &cursor;
Symbol symbol;
ObjectSymbolInserter(Cursor &c, const Symbol &s) : cursor(c), symbol(s) {}
Cursor &insertNix() const override;
Cursor &insertBool(bool value) const override;
Cursor &insertLong(int64_t value) const override;
Cursor &insertDouble(double value) const override;
Cursor &insertString(Memory value) const override;
Cursor &insertData(Memory value) const override;
Cursor &insertData(ExternalMemory::UP value) const override;
Cursor &insertArray(size_t reserved) const override;
Cursor &insertObject() const override;
};
struct ObjectInserter : Inserter {
Cursor &cursor;
Memory name;
ObjectInserter(Cursor &c, const Memory &n) : cursor(c), name(n) {}
Cursor &insertNix() const override;
Cursor &insertBool(bool value) const override;
Cursor &insertLong(int64_t value) const override;
Cursor &insertDouble(double value) const override;
Cursor &insertString(Memory value) const override;
Cursor &insertData(Memory value) const override;
Cursor &insertData(ExternalMemory::UP value) const override;
Cursor &insertArray(size_t reserved) const override;
Cursor &insertObject() const override;
};
} // namespace vespalib::slime
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