In freeBSD, watwermark is applied on the pdf but it is not visible on the file. Tried Helvetica, Courier, NewsGoth BT Bold. It was worked in windows but facing issue in the freeBSD. What could be the reason ? Can anybo…...io.ByteArrayOutputStrea; import java.io.IOException;...IOException; import java.io.InputStream; import java.nio.file.Files; import...