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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 "numericresultnode.h"
#include <vespa/vespalib/util/sort.h>
#include <limits>
#include <type_traits>
namespace search::expression {
class BucketResultNode;
class IntegerResultNode : public NumericResultNode
{
public:
DECLARE_ABSTRACT_RESULTNODE(IntegerResultNode);
virtual const BucketResultNode& getNullBucket() const override;
};
template <typename T>
class IntegerResultNodeT : public IntegerResultNode
{
public:
IntegerResultNodeT(int64_t v=0) : _value(v) { }
size_t hash() const override { return _value; }
int onCmp(const Identifiable & b) const override {
T bv(static_cast<const IntegerResultNodeT &>(b)._value);
return (_value < bv) ? -1 : (_value > bv) ? 1 : 0;
}
void add(const ResultNode & b) override { _value = uint64_t(_value) + uint64_t(b.getInteger()); }
void negate() override { _value = - _value; }
void multiply(const ResultNode & b) override {
if constexpr (std::is_same_v<T, bool>) {
_value = (_value && (b.getInteger() != 0));
} else {
_value *= b.getInteger();
}
}
void divide(const ResultNode & b) override {
int64_t val = b.getInteger();
_value = (val == 0) ? 0 : (_value / val);
}
void modulo(const ResultNode & b) override {
int64_t val = b.getInteger();
_value = (val == 0) ? 0 : (_value % val);
}
void min(const ResultNode & b) override {
int64_t t(b.getInteger());
if (t < _value) { _value = t; }
}
void max(const ResultNode & b) override {
int64_t t(b.getInteger());
if (t > _value) { _value = t; }
}
void set(const ResultNode & rhs) override { _value = rhs.getInteger(); }
void andOp(const ResultNode & b) { _value &= b.getInteger(); }
void orOp(const ResultNode & b) { _value |= b.getInteger(); }
void xorOp(const ResultNode & b) { _value ^= b.getInteger(); }
int64_t get() const { return _value; }
void set(int64_t value) { _value = value; }
IntegerResultNode & operator ++() { _value++; return *this; }
IntegerResultNode & operator +=(int64_t v) { _value += v; return *this; }
protected:
void setValue(const T &value) { _value = value; }
T getValue() const { return _value; }
private:
int cmpMem(const void * a, const void *b) const override {
const T & ai(*static_cast<const T *>(a));
const T & bi(*static_cast<const T *>(b));
return ai < bi ? -1 : ai == bi ? 0 : 1;
}
void create(void * buf) const override { (void) buf; }
void destroy(void * buf) const override { (void) buf; }
void decode(const void * buf) override { _value = *static_cast<const T *>(buf); }
void encode(void * buf) const override { *static_cast<T *>(buf) = _value; }
void swap(void * buf) override { std::swap(*static_cast<T *>(buf), _value); }
size_t hash(const void * buf) const override { return *static_cast<const T *>(buf); }
uint64_t radixAsc(const void * buf) const override {
return vespalib::convertForSort<T, true>::convert(*static_cast<const T *>(buf));
}
uint64_t radixDesc(const void * buf) const override {
return vespalib::convertForSort<T, false>::convert(*static_cast<const T *>(buf));
}
size_t onGetRawByteSize() const override { return sizeof(_value); }
void setMin() override { _value = std::numeric_limits<T>::min(); }
void setMax() override { _value = std::numeric_limits<T>::max(); }
vespalib::Serializer & onSerialize(vespalib::Serializer & os) const override { return os << _value; }
vespalib::Deserializer & onDeserialize(vespalib::Deserializer & is) override { return is >> _value; }
void visitMembers(vespalib::ObjectVisitor &visitor) const override { visit(visitor, "value", _value); }
int64_t onGetInteger(size_t index) const override { (void) index; return _value; }
double onGetFloat(size_t index) const override { (void) index; return _value; }
T _value;
};
class BoolResultNode : public IntegerResultNodeT<bool>
{
private:
using Base = IntegerResultNodeT<bool>;
public:
DECLARE_RESULTNODE(BoolResultNode);
BoolResultNode(bool v=false) : Base(v) { }
bool getBool() const { return getValue(); }
private:
ConstBufferRef onGetString(size_t index, BufferRef buf) const override;
};
class Int8ResultNode : public IntegerResultNodeT<int8_t>
{
private:
using Base = IntegerResultNodeT<int8_t>;
public:
DECLARE_RESULTNODE(Int8ResultNode);
Int8ResultNode(int8_t v=0) : Base(v) { }
private:
ConstBufferRef onGetString(size_t index, BufferRef buf) const override;
};
class Int16ResultNode : public IntegerResultNodeT<int16_t>
{
private:
using Base = IntegerResultNodeT<int16_t>;
public:
DECLARE_RESULTNODE(Int16ResultNode);
Int16ResultNode(int16_t v=0) : Base(v) { }
private:
ConstBufferRef onGetString(size_t index, BufferRef buf) const override;
};
class Int32ResultNode : public IntegerResultNodeT<int32_t>
{
private:
using Base = IntegerResultNodeT<int32_t>;
public:
DECLARE_RESULTNODE(Int32ResultNode);
Int32ResultNode(int32_t v=0) : Base(v) { }
private:
ConstBufferRef onGetString(size_t index, BufferRef buf) const override;
};
class Int64ResultNode : public IntegerResultNodeT<int64_t>
{
private:
using Base = IntegerResultNodeT<int64_t>;
public:
DECLARE_RESULTNODE(Int64ResultNode);
Int64ResultNode(int64_t v=0) : Base(v) { }
private:
ConstBufferRef onGetString(size_t index, BufferRef buf) const override;
};
}
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