how to read pdf file from http url folder in java
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.net.ConnectException;
import java.net.URL;
import java.net.URLConnection;
import com.gnostice.pdfone.PdfDocument;
public class Read_PDF_From_URL {
public static void main(String[] args) throws IOException {
URL url1 =
new URL("http://www.gnostice.com/downloads/Gnostice_PathQuest.pdf");
byte[] ba1 = new byte[1024];
int baLength;
FileOutputStream fos1 = new FileOutputStream("download.pdf");
try {
// Contacting the URL
System.out.print("Connecting to " + url1.toString() + " ... ");
URLConnection urlConn = url1.openConnection();
// Checking whether the URL contains a PDF
if (!urlConn.getContentType().equalsIgnoreCase("application/pdf")) {
System.out.println("FAILED.\n[Sorry. This is not a PDF.]");
} else {
try {
// Read the PDF from the URL and save to a local file
InputStream is1 = url1.openStream();
while ((baLength = is1.read(ba1)) != -1) {
fos1.write(ba1, 0, baLength);
}
fos1.flush();
fos1.close();
is1.close();
// Load the PDF document and display its page count
System.out.print("DONE.\nProcessing the PDF ... ");
PdfDocument doc = new PdfDocument();
try {
doc.load("download.pdf");
System.out.println("DONE.\nNumber of pages in the PDF is " +
doc.getPageCount());
doc.close();
} catch (Exception e) {
System.out.println("FAILED.\n[" + e.getMessage() + "]");
}
} catch (ConnectException ce) {
System.out.println("FAILED.\n[" + ce.getMessage() + "]\n");
}
}
} catch (NullPointerException npe) {
System.out.println("FAILED.\n[" + npe.getMessage() + "]\n");
}
}
}