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Restore sanity to same STAmount operations.

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This commit is contained in:
JoelKatz
2012-05-21 14:33:19 -07:00
parent 9a4862a5d9
commit 613c3fdca9
2 changed files with 53 additions and 0 deletions
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44
src/Amount.cpp
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@@ -401,6 +401,50 @@ STAmount& STAmount::operator-=(uint64 v)
return *this;
}
bool STAmount::operator<(uint64 v) const
{
if (!mIsNative)
throw std::runtime_error("operation not legal no non-native currency");
return mValue < v;
}
bool STAmount::operator>(uint64 v) const
{
if (!mIsNative)
throw std::runtime_error("operation not legal no non-native currency");
return mValue > v;
}
bool STAmount::operator<=(uint64 v) const
{
if (!mIsNative)
throw std::runtime_error("operation not legal no non-native currency");
return mValue <= v;
}
bool STAmount::operator>=(uint64 v) const
{
if (!mIsNative)
throw std::runtime_error("operation not legal no non-native currency");
return mValue >= v;
}
STAmount STAmount::operator+(uint64 v) const
{
if (!mIsNative)
throw std::runtime_error("operation not legal no non-native currency");
return STAmount(true, mValue + v);
}
STAmount STAmount::operator-(uint64 v) const
{
if (!mIsNative)
throw std::runtime_error("operation not legal no non-native currency");
if (mValue < v)
throw std::runtime_error("native currency underflow");
return STAmount(true, mValue - v);
}
STAmount::operator double() const
{ // Does not keep the precise value. Not recommended
if (!mValue)

9
src/SerializedTypes.h
View File

@@ -200,6 +200,7 @@ protected:
void canonicalize();
STAmount* duplicate() const { return new STAmount(name, mCurrency, mValue, mOffset); }
static STAmount* construct(SerializerIterator&, const char* name = NULL);
STAmount(bool, uint64 value) : mValue(value), mOffset(0), mIsNative(true) { ; }
static const int cMinOffset = -96, cMaxOffset = 80;
static const uint64 cMinValue = 1000000000000000ull, cMaxValue = 9999999999999999ull;
@@ -250,6 +251,14 @@ public:
bool isComparable(const STAmount&) const;
void throwComparable(const STAmount&) const;
// native currency only
bool operator<(uint64) const;
bool operator>(uint64) const;
bool operator<=(uint64) const;
bool operator>=(uint64) const;
STAmount operator+(uint64) const;
STAmount operator-(uint64) const;
STAmount& operator+=(const STAmount&);
STAmount& operator-=(const STAmount&);
STAmount& operator=(const STAmount&);