saga/seata-saga-rm/src/main/java/org/apache/seata/saga/rm/SagaResourceManager.java [85:114]:
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    public BranchStatus branchCommit(BranchType branchType, String xid, long branchId, String resourceId,
                                     String applicationData) throws TransactionException {
        try {
            StateMachineInstance machineInstance = StateMachineEngineHolder.getStateMachineEngine().forward(xid, null);

            if (ExecutionStatus.SU.equals(machineInstance.getStatus())
                && machineInstance.getCompensationStatus() == null) {
                return BranchStatus.PhaseTwo_Committed;
            } else if (ExecutionStatus.SU.equals(machineInstance.getCompensationStatus())) {
                return BranchStatus.PhaseTwo_Rollbacked;
            } else if (ExecutionStatus.FA.equals(machineInstance.getCompensationStatus()) || ExecutionStatus.UN.equals(
                machineInstance.getCompensationStatus())) {
                return BranchStatus.PhaseTwo_RollbackFailed_Retryable;
            } else if (ExecutionStatus.FA.equals(machineInstance.getStatus())
                && machineInstance.getCompensationStatus() == null) {
                return BranchStatus.PhaseOne_Failed;
            }

        } catch (ForwardInvalidException e) {
            LOGGER.error("StateMachine forward failed, xid: " + xid, e);

            //if StateMachineInstanceNotExists stop retry
            if (FrameworkErrorCode.StateMachineInstanceNotExists.equals(e.getErrcode())) {
                return BranchStatus.PhaseTwo_Committed;
            }
        } catch (Exception e) {
            LOGGER.error("StateMachine forward failed, xid: " + xid, e);
        }
        return BranchStatus.PhaseTwo_CommitFailed_Retryable;
    }
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compatible/src/main/java/io/seata/saga/rm/SagaResourceManager.java [86:115]:
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    public BranchStatus branchCommit(BranchType branchType, String xid, long branchId, String resourceId,
                                     String applicationData) throws TransactionException {
        try {
            StateMachineInstance machineInstance = StateMachineEngineHolder.getStateMachineEngine().forward(xid, null);

            if (ExecutionStatus.SU.equals(machineInstance.getStatus())
                && machineInstance.getCompensationStatus() == null) {
                return BranchStatus.PhaseTwo_Committed;
            } else if (ExecutionStatus.SU.equals(machineInstance.getCompensationStatus())) {
                return BranchStatus.PhaseTwo_Rollbacked;
            } else if (ExecutionStatus.FA.equals(machineInstance.getCompensationStatus()) || ExecutionStatus.UN.equals(
                machineInstance.getCompensationStatus())) {
                return BranchStatus.PhaseTwo_RollbackFailed_Retryable;
            } else if (ExecutionStatus.FA.equals(machineInstance.getStatus())
                && machineInstance.getCompensationStatus() == null) {
                return BranchStatus.PhaseOne_Failed;
            }

        } catch (ForwardInvalidException e) {
            LOGGER.error("StateMachine forward failed, xid: " + xid, e);

            //if StateMachineInstanceNotExists stop retry
            if (FrameworkErrorCode.StateMachineInstanceNotExists.equals(e.getErrcode())) {
                return BranchStatus.PhaseTwo_Committed;
            }
        } catch (Exception e) {
            LOGGER.error("StateMachine forward failed, xid: " + xid, e);
        }
        return BranchStatus.PhaseTwo_CommitFailed_Retryable;
    }
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