File	Doc	Category	Size	Date	Package
NetworkSubsystem.java	API Doc	phoneME MR2 API (J2ME)	2468	Wed May 02 18:00:10 BST 2007	com.sun.midp.suspend

NetworkSubsystem

• java.lang.Object
  • AbstractSubsystem

Fields Summary
private static NetworkSubsystem	instance The only instance of the subsytem.

Constructors Summary
private NetworkSubsystem() Constructs an instance in registers it in the suspend system. state = ACTIVE; SuspendSystem.getInstance(classSecurityToken).registerSubsystem(this);

Methods Summary
public synchronized void	ensureActive() Checks that networking subsystem is in either active or resuming state and throws IOException if it is not. throws IOException if the networking subsystem state is neither ACTIVE nor RESUMING. if (state != ACTIVE && state != RESUMING) { throw new IOException("Networking is not active"); }
public static com.sun.midp.suspend.NetworkSubsystem	getInstance(com.sun.midp.security.SecurityToken token) Returns te only instance. return the singleton instance param token security token that identifies caller access rights token.checkIfPermissionAllowed(Permissions.MIDP); return instance;