xrpl::TransfersNotFrozen Class Reference

Invariant: frozen trust line balance change is not allowed. More...

#include <FreezeInvariant.h>

Collaboration diagram for xrpl::TransfersNotFrozen:

Classes
struct	BalanceChange
struct	IssuerChanges

Public Member Functions
void	visitEntry (bool, SLE::ConstRef, SLE::ConstRef)
bool	finalize (STTx const &, TER const, XRPAmount const, ReadView const &, beast::Journal const &)

Private Types
using	ByIssuer = std::map<Issue, IssuerChanges>

Private Member Functions
bool	isValidEntry (SLE::ConstRef before, SLE::ConstRef after)
void	recordBalance (Issue const &issue, BalanceChange change)
void	recordBalanceChanges (SLE::ConstRef after, STAmount const &balanceChange)
SLE::const_pointer	findIssuer (AccountID const &issuerID, ReadView const &view)

Static Private Member Functions
static STAmount	calculateBalanceChange (SLE::ConstRef before, SLE::ConstRef after, bool isDelete)
static bool	validateIssuerChanges (SLE::ConstRef issuer, IssuerChanges const &changes, STTx const &tx, beast::Journal const &j, bool enforce, bool fixOverrideFreeze, std::optional< LoanDefaultFreezeExemptAccounts > const &loanDefaultAccounts)
static bool	validateFrozenState (BalanceChange const &change, bool high, STTx const &tx, beast::Journal const &j, bool enforce, bool globalFreeze, bool fixOverrideFreeze, std::optional< LoanDefaultFreezeExemptAccounts > const &loanDefaultAccounts)

Private Attributes
ByIssuer	balanceChanges_
std::map< AccountID, SLE::const_pointer const >	possibleIssuers_

Detailed Description

Invariant: frozen trust line balance change is not allowed.

We iterate all affected trust lines and ensure that they don't have unexpected change of balance if they're frozen.

Definition at line 26 of file FreezeInvariant.h.

Member Typedef Documentation

ByIssuer

using xrpl::TransfersNotFrozen::ByIssuer = std::map<Issue, IssuerChanges>

private

Definition at line 40 of file FreezeInvariant.h.

Member Function Documentation

visitEntry()

void xrpl::TransfersNotFrozen::visitEntry	(	bool	isDelete,
		SLE::ConstRef	before,
		SLE::ConstRef	after )

Definition at line 28 of file FreezeInvariant.cpp.

finalize()

bool xrpl::TransfersNotFrozen::finalize	(	STTx const &	tx,
		TER const	ter,
		XRPAmount const	fee,
		ReadView const &	view,
		beast::Journal const &	j )

Definition at line 55 of file FreezeInvariant.cpp.

isValidEntry()

bool xrpl::TransfersNotFrozen::isValidEntry ( SLE::ConstRef before, SLE::ConstRef after )

private

Definition at line 117 of file FreezeInvariant.cpp.

calculateBalanceChange()

STAmount xrpl::TransfersNotFrozen::calculateBalanceChange ( SLE::ConstRef before, SLE::ConstRef after, bool isDelete )

staticprivate

Definition at line 142 of file FreezeInvariant.cpp.

recordBalance()

void xrpl::TransfersNotFrozen::recordBalance ( Issue const & issue, BalanceChange change )

private

Definition at line 167 of file FreezeInvariant.cpp.

recordBalanceChanges()

void xrpl::TransfersNotFrozen::recordBalanceChanges ( SLE::ConstRef after, STAmount const & balanceChange )

private

Definition at line 185 of file FreezeInvariant.cpp.

findIssuer()

SLE::const_pointer xrpl::TransfersNotFrozen::findIssuer ( AccountID const & issuerID, ReadView const & view )

private

Definition at line 202 of file FreezeInvariant.cpp.

validateIssuerChanges()

bool xrpl::TransfersNotFrozen::validateIssuerChanges ( SLE::ConstRef issuer, IssuerChanges const & changes, STTx const & tx, beast::Journal const & j, bool enforce, bool fixOverrideFreeze, std::optional< LoanDefaultFreezeExemptAccounts > const & loanDefaultAccounts )

staticprivate

Definition at line 213 of file FreezeInvariant.cpp.

validateFrozenState()

bool xrpl::TransfersNotFrozen::validateFrozenState ( BalanceChange const & change, bool high, STTx const & tx, beast::Journal const & j, bool enforce, bool globalFreeze, bool fixOverrideFreeze, std::optional< LoanDefaultFreezeExemptAccounts > const & loanDefaultAccounts )

staticprivate

Definition at line 264 of file FreezeInvariant.cpp.

Member Data Documentation

balanceChanges_

ByIssuer xrpl::TransfersNotFrozen::balanceChanges_

private

Definition at line 41 of file FreezeInvariant.h.

possibleIssuers_

std::map<AccountID, SLE::const_pointer const> xrpl::TransfersNotFrozen::possibleIssuers_

private

Definition at line 43 of file FreezeInvariant.h.