added download features but thrown internal error

src/gui/DownloadFileGUI.java

@@ -44,11 +44,35 @@ public class DownloadFileGUI extends JPanel{
 
 	public void download() {
 			try {
-					//clientManagement.download(fileToDownload);
+					System.out.println("Downloading " + fileToDownload + " ... ");
-
+					clientManagement.download(fileToDownload);
 					ErrorFrame erreur = new ErrorFrame("File " + fileToDownload + " sucessfully downloaded");
 			} catch (NumberFormatException e) {
 					ErrorFrame erreur = new ErrorFrame("File " + fileToDownload + " unsucessfully downloaded, wrong number");
+			} catch (InternalError e) {
+				ErrorFrame err = new ErrorFrame("Client internal error");
+			} catch (UnknownHostException e) {
+				ErrorFrame err = new ErrorFrame("Server host is unknown");
+			} catch (IOException e) {
+				ErrorFrame err = new ErrorFrame("Request cannot be send or response cannot be received");
+			} catch (TransmissionError e) {
+				ErrorFrame err = new ErrorFrame("Message received is too big");
+			} catch (ProtocolError e) {
+				ErrorFrame err = new ErrorFrame("Cannot decode server’s response");
+			} catch (VersionError e) {
+				ErrorFrame err = new ErrorFrame("Server’s response use bad version of the protocol");
+			} catch (SizeError e) {
+				ErrorFrame err = new ErrorFrame("Cannot handle this packets because of internal representation limitations of numbers on the client");
+			} catch (InternalRemoteError e) {
+				ErrorFrame err = new ErrorFrame("Server internal error");
+			} catch (ProtocolRemoteError e) {
+				ErrorFrame err = new ErrorFrame("Server cannot decode client’s request");
+			} catch (VersionRemoteError e) {
+				ErrorFrame err = new ErrorFrame("Server cannot decode this version of the protocol");
+			} catch (NotFound e) {
+				ErrorFrame err = new ErrorFrame("Server has not this file in directory");
+			} catch (EmptyFile e) {
+				ErrorFrame err = new ErrorFrame("File is empty");
 			}
 	}
 

src/gui/DownloadSelectionGen.java

@@ -121,8 +121,8 @@ public class DownloadSelectionGen extends javax.swing.JPanel {
 			    private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {
 							String fileSelected = jList1.getSelectedValue();
 							System.out.println("File to download: " + fileSelected);
-							//DownloadFileGUI interface = new DownloadFileGUI(fileSelected, clientManagement, logger, scanner);
+							DownloadFileGUI dl = new DownloadFileGUI(fileSelected, clientManagement, logger);
-							//DownloadFileGUI.download();
+							dl.download();
 			    }
 
 					/** Actions to initiate when button "Back" is initiate */