#fixed code
                                public DataValue getDataForRule(Scenario scenario, Column phxMetaColumn) throws Exception {
        // TODO Make a Set of Rules that have already been applied so that so we don't generate for every value

        List<Scenario> scenarios = parser.getScenarios();
        DataValue value = null;
        if (scenarios.contains(scenario)) {
            logger.debug("We found a correct Scenario");
            // Assume the first rule map
            Map<DataTypeMapping, List> ruleMap = modelList.get(0);
            List<Column> ruleList = ruleMap.get(phxMetaColumn.getType());

            // Make sure Column from Phoenix Metadata matches a rule column
            if (ruleList.contains(phxMetaColumn)) {
                // Generate some random data based on this rule
                logger.debug("We found a correct column rule");
                Column columnRule = getColumnForRule(ruleList, phxMetaColumn);

                value = getDataValue(columnRule);
            } else {
                logger.warn("Attempted to apply rule to data, but could not find a rule to match type:"
                                + phxMetaColumn.getType()
                );
            }

        }
        return value;
    }
#vulnerable code 
                                public DataValue getDataForRule(Scenario scenario, Column phxMetaColumn) throws Exception {
        // TODO Make a Set of Rules that have already been applied so that so we don't generate for every value

        List<Scenario> scenarios = parser.getScenarios();
        DataValue value = null;
        if (scenarios.contains(scenario)) {
            logger.debug("We found a correct Scenario");
            // Assume the first rule map
            Map<DataTypeMapping, List> ruleMap = modelList.get(0);
            List<Column> ruleList = ruleMap.get(phxMetaColumn.getType());

            // Make sure Column from Phoenix Metadata matches a rule column
            if (ruleList.contains(phxMetaColumn)) {
                // Generate some random data based on this rule
                logger.debug("We found a correct column rule");
                Column columnRule = getColumnForRule(ruleList, phxMetaColumn);

                value = getDataValue(columnRule);
                synchronized (value) {
                    // Add the prefix to the value if it exists.
                    if (columnRule.getPrefix() != null) {
                        value.setValue(columnRule.getPrefix() + value.getValue());
                    }
                }

            } else {
                logger.warn("Attempted to apply rule to data, but could not find a rule to match type:"
                                + phxMetaColumn.getType()
                );
            }

        }
        return value;
    } 
                            #location 16 
                            #vulnerability type THREAD_SAFETY_VIOLATION