public List<String> getParameters() {
        List<String> parameterString = new ArrayList<>(parameterList.size());
        for (Object value : parameterList) {
            if (value == null) {
                parameterString.add("null");
            } else {
                parameterString.add(value.toString());
            }
        }
        return parameterString;
    }
utils for extracting bind variables to {@link PreparedStatement}

@author emeroad
@see PreparedStatement
commons-mybatis/src/main/java/com/navercorp/pinpoint/mybatis/plugin/PreparedStatementParameterLogger.java