public void setCurrentPage(Integer cPage) {
        if ((cPage == null) || (cPage <= 0)) {
            this.currentPage = null;
        } else {
            this.currentPage = cPage;
        }
        setStartEndRow();
    }
Set current page value

@param cPage The currentPage to set.
inlong-tubemq/tubemq-server/src/main/java/org/apache/inlong/tubemq/server/master/web/common/BaseResult.java