public int getNextPage() {
        int back = this.getCurrentPage().intValue() + 1;

        if (back > this.getTotalPage()) {
            back = this.getTotalPage();
        }

        return back;
    }
Get default page size.

@return Returns the defaultPageSize.
inlong-tubemq/tubemq-server/src/main/java/org/apache/inlong/tubemq/server/master/web/common/BaseResult.java