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Я пытаюсь играть видео в J2Me , но это дает мне ошибкиВоспроизведение видео в J2ME
«Приложение не может быть позавтракал. Приложение может иметь дон в незаконной operation.contact Поставщик приложений для решения этот вопрос 139 «
Итак, что мне делать, чтобы исправить эту проблему ??
package video;
import java.util.*;
import javax.microedition.lcdui.CommandListener;
import javax.microedition.lcdui.*;
import javax.microedition.media.Manager;
import javax.microedition.media.Player;
import javax.microedition.media.PlayerListener;
import javax.microedition.media.control.*;
import javax.microedition.midlet.*;
/**
* @author user
*/
public abstract class videoz extends MIDlet implements CommandListener, PlayerListener {
private Display display;
private List itemList;
private Form form;
private Command stopCommand;
private Command pauseCommand;
private Command startCommand;
private Hashtable items;
private Hashtable itemsInfo;
private Player player;
public videoz() {
display = Display.getDisplay(this);
// creates an item list to let you select multimedia files to play
itemList = new List("Select an item to play", List.IMPLICIT);
// stop, pause and restart commands
stopCommand = new Command("Stop", Command.STOP, 1);
pauseCommand = new Command("Pause", Command.ITEM, 1);
startCommand = new Command("Start", Command.ITEM, 1);
// a form to display when items are being played
form = new Form("Playing media");
// the form acts as the interface to stop and pause the media
form.addCommand(stopCommand);
form.addCommand(pauseCommand);
form.setCommandListener(this);
// create a hashtable of items
items = new Hashtable();
// and a hashtable to hold information about them
itemsInfo = new Hashtable();
// and populate both of them
items.put("Promo Video from jar", "/res/Physics.3gp");
itemsInfo.put("Promo Video from jar", "video/3gpp");
}
public void startApp() {
// when MIDlet is started, use the item list to display elements
for(Enumeration en = items.keys(); en.hasMoreElements();) {
itemList.append((String)en.nextElement(), null);
itemList.setCommandListener(this);
// show the list when MIDlet is started
display.setCurrent(itemList);
}
}
public void pauseApp() {
// pause the player
try {
if(player != null) player.stop();
} catch(Exception e) {}
}
public void destroyApp(boolean unconditional) {
if(player != null) player.close(); // close the player
}
public void commandAction(Command command, Displayable disp) {
// generic command handler
// if list is displayed, the user wants to play the item
if(disp instanceof List) {
List list = ((List)disp);
String key = list.getString(list.getSelectedIndex());
// try and play the selected file
try {
playMedia((String)items.get(key), key);
} catch (Exception e) {
System.err.println("Unable to play: " + e);
e.printStackTrace();
}
} else if(disp instanceof Form) {
// if showing form, means the media is being played
// and the user is trying to stop or pause the player
try {
if(command == stopCommand) { // if stopping the media play
player.close(); // close the player
display.setCurrent(itemList); // redisplay the list of media
form.removeCommand(startCommand); // remove the start command
form.addCommand(pauseCommand); // add the pause command
} else if(command == pauseCommand) { // if pausing
player.stop(); // pauses the media, note that it is called stop
form.removeCommand(pauseCommand); // remove the pause command
form.addCommand(startCommand); // add the start (restart) command
} else if(command == startCommand) { // if restarting
player.start(); // starts from where the last pause was called
form.removeCommand(startCommand);
form.addCommand(pauseCommand);
}
} catch(Exception e) {
System.err.println(e);
}
}
}
/* Creates Player and plays media for the first time */
private void playMedia(String locator, String key) throws Exception {
// create the player
// loading it as a resource and using information about it
// from the itemsInfo hashtable
player = Manager.createPlayer(getClass().getResourceAsStream("/res/Physics.3gp"), "video/3gpp");
// a listener to handle player events like starting, closing etc
player.addPlayerListener((PlayerListener) this);
player.setLoopCount(-1); // play indefinitely
player.prefetch(); // prefetch
player.realize(); // realize
player.start(); // and start
}
/* Handle player events */
public void playerUpdate(Player player, String event, Object eventData) {
// if the event is that the player has started, show the form
// but only if the event data indicates that the event relates to newly
// stated player, as the STARTED event is fired even if a player is
// restarted. Note that eventData indicates the time at which the start
// event is fired.
if (event.equals(PlayerListener.STARTED) && new Long(0L).equals((Long)eventData))
{
// see if we can show a video control, depending on whether the media
// is a video or not
VideoControl vc = null;
if((vc = (VideoControl)player.getControl("VideoControl")) != null)
{
Item videoDisp =
(Item)vc.initDisplayMode(vc.USE_GUI_PRIMITIVE, null);
form.append(videoDisp);
}
display.setCurrent(form);
}
else if(event.equals(PlayerListener.CLOSED))
{
form.deleteAll(); // clears the form of any previous controls
}
}
}