Supported Media fies and protocols in mobile [Source Code]

We can check which file can be shown, played or which protocols are supported in mobile device from  J2ME application. Or it can be used whether mp3 files can be run from mobile or NOT.

import javax.microedition.lcdui.*;
import javax.microedition.midlet.*;
import javax.microedition.media.*;

public class MediaInformation extends MIDlet implements CommandListener {
private Form mInformationForm;

public void startApp() {
if (mInformationForm == null) {
mInformationForm = new Form("Content types and protocols");
String[] contentTypes = Manager.getSupportedContentTypes(null);
for (int i = 0; i < contentTypes.length; i++) {
String[] protocols = Manager.getSupportedProtocols(contentTypes[i]);
for (int j = 0; j < protocols.length; j++) {
StringItem si = new StringItem(contentTypes[i] + ": ", protocols[j]);
//si.setLayout(Item.LAYOUT_NEWLINE_AFTER);
mInformationForm.append(si);
}
}
Command exitCommand = new Command("Exit", Command.EXIT, 0);
mInformationForm.addCommand(exitCommand);
mInformationForm.setCommandListener(this);
}

Display.getDisplay(this).setCurrent(mInformationForm);
}

public void pauseApp() {}

public void destroyApp(boolean unconditional) {}

public void commandAction(Command c, Displayable s) {
notifyDestroyed();
}
}