risolto cosi

Codice PHP:

while(itr.hasNext()) {
                    
FileItem item = (FileItemitr.next();  
                    
                    if(!
item.isFormField()) {                        
                        
File fullFile  = new File(item.getName()); 
                        
File savedFile = new File(getServletContext().getRealPath("/"), fullFile.getName());
                        
                        
//out.println(savedFile.exists());  true è presente, false non c'è
                        
                        
if (savedFile.exists()){
                            
out.println("Already exists a file with this name. Move back to upload a file with differet name.");
                        }
                        else{
                            
item.write(savedFile);
                            
stmt.executeUpdate("INSERT INTO listafile (UppatoDa,NomeFile) VALUES ('"+user+"','"+item.getName()+"' ) ");
                            
out.println("File saved.");                           
                            
out.println(user);
                        }
                    } 
                }
//fine while