Reordering pages in a PDF document in Android

To reorder pages in a PDF document by reversing the order of pages.

Given the copy and delete page operations described in other sections, it is easy to re-arrange and sort pages.

PDFDoc doc = new PDFDoc(filename);

int page_num = doc.getPageCount();
for (int i=1; i<=page_num; ++i)
{
  PageIterator itr = doc.getPageIterator(i);
  Page page = itr.current();
  doc.pageRemove(itr);
  doc.pagePushFront(page);
}

Merge, copy, delete, and rearrange PDF pages
Full code sample which illustrates how to copy pages from one document to another, how to delete, and rearrange pages and how to use ImportPages().