Java Fifth time job

import javax.media.; import java.awt.; import java.awt.event.; class mediaplayer extends frame implements actionlistener,controllerlistener,  itemlistener{player player; component vc, cc;boolean first = true, loop = false; string currentdirectory; mediaplayer  (String title) {super  (title); Addwindowlistener (new windowadapter  () { public void windowclosing  (windowevent e)  {//  users click the Close button of the Windows system menu//  Call Dispose to execute windowclosed dispose  ();}  public void windowClosed  (windowevent e)  {if  (player != null)  player.close  (); system.exit  (0);}); menu m = new menu  ("file"); menuitem mi = new menuitem  ("Open");mi.addactionlistener  (This);m.add  (MI); m.addseparator  (); checkboxmenuitem cbmi = new checkboxmenuitem  ("Loop", &Nbsp;false);cbmi.additemlistener  (this);m.add  (CBMI);m.addseparator  ();mi = new  menuitem  ("Exit");mi.addactionlistener  (This);m.add  (MI); menubar mb = new menubar  ();mb.add  (m);setmenubar  (MB);setSize  (200,  200);setvisible  (true);} public void actionperformed  (actionevent e) {if  (e.getactioncommand  (). equals   ("Exit")) {//  call Dispose to execute windowcloseddispose  (); return;} filedialog fd = new filedialog  (this,  "Open media file", filedialog.load); fd.setDirectory   (CurrentDirectory);fd.show  ();//  returns if  (fd.getfile  ()  == null) if the user discards the selection file  return;currentDirectory = fd.getDirectory  (;if ) (Player != null) player.close  ();try{player = manager.createplayer  (new medialocator  ("File:"  + fd.getDirectory  ()  + fd.getFile  ()));} Catch  (JAVA.IO.IOEXCEPTION E2) {system.out.println  (E2); return;} catch  (noplayerexception e2) {system.out.println  ("Player cannot be found."); return;} if  (player == null) {system.out.println  ("Unable to create player."); return;} first = false;settitle  (fd.getfile  ());p layer.addcontrollerlistener  (this); player.prefetch  ();} public void controllerupdate  (controllerevent e) {//  call Player.close () When the Controllerclosedevent event occurs.   If a visual part is present, the part should be removed (,//  we do the same for the Control Panel assembly for the sake of consistency) if  (e instanceof  controllerclosedevent) {if  (vc != null) {remove  (VC); vc = null;} if  (Cc != null) {remove  (cc); cc = null;} return;} if  (e instanceof endofmediaevent) {if  (Loop) {player.setmediatime  (new Time  ( 0));p layer.start  ();} return;} if  (e instanceof prefetchcompleteevent) {player.start  (); return;} if  (E instanceof&nbsP realizecompleteevent) {vc = player.getvisualcomponent  ();if  (vc != null) add  (VC);cc = player.getcontrolpanelcomponent  ();if  (cc != null) add  (cc,  Borderlayout.south);p ack  ();}} public void itemstatechanged  (itemevent e) {loop = !loop;} public void paint  (GRAPHICS G) {if  (first) {int w = getsize  (). width;int h = getsize  () .height;g.setcolor  (Color.Blue);g.fillRect  (0, 0,  W, H); font f = new font  ("Dialoginput",  font.bold, 16);g.setFont  (f); fontmetrics fm = g.getfontmetrics  ();int swidth = fm.stringwidth  ("* *   Welcome   ");g.setcolor  (Color.White);g.drawstring  ("   Welcome  *** ", (w - swidth)  / 2, (h + getinsets  (). top)  / 2);}   Call the Paint () method of the super-class frame, the paint () partyThe method calls the paint () method of each container//  and parts (including control Panel parts) contained in the frame. super.paint  (g);}   Do not perform background cleanup to prevent the control Panel part from flashing public void update  (graphics g) {paint  (g);} public static void main  (String [] args)  {new MediaPlayer  (" Media Player 1.0 ");}  }

Java Fifth job