import org.jivesoftware.smackx.iqregister.AccountManager; //导入依赖的package包/类
public void registerAccount(View view) {
	final EntityBareJid jid = mSettings.getJid();
	final String password = mSettings.getPassword();
	if (jid == null) {
		Toast.makeText(this, "Please enter a valid bare JID", Toast.LENGTH_SHORT).show();
		return;
	}
	if (password.isEmpty()) {
		Toast.makeText(this, "Please enter a password", Toast.LENGTH_SHORT).show();
		return;
	}
	(new Thread() {

		@Override
		public void run() {
			if (!ConnectivityManagerUtil.hasDataConnection(InfoAndSettings.this)) {
				showToast("Data connection not available", Toast.LENGTH_SHORT);
				return;
			}

			try {
				final Localpart username = jid.getLocalpart();
				final AbstractXMPPConnection connection = new XMPPTCPConnection(
						mSettings.getConnectionConfiguration(InfoAndSettings.this));
				showToast("Connecting to server", Toast.LENGTH_SHORT);
				connection.connect();
				AccountManager accountManager = AccountManager.getInstance(connection);
				showToast("Connected, trying to create account", Toast.LENGTH_SHORT);
				accountManager.createAccount(username, password);
				connection.disconnect();
			} catch (Exception e) {
				LOG.i("registerAccount", e);
				showToast("Error creating account: " + e, Toast.LENGTH_LONG);
				return;
			}
			showToast("Account created", Toast.LENGTH_SHORT);
		}

		private final void showToast(final String text, final int duration) {
			InfoAndSettings.this.runOnUiThread(new Runnable() {
				@Override
				public void run() {
					Toast.makeText(InfoAndSettings.this, text, duration).show();
				}
			});
		}

	}).start();
}
 

import org.jivesoftware.smackx.iqregister.AccountManager; //导入依赖的package包/类
/**
 * Create new user with the provided password.
 * 
 * @param username
 * @param password
 * @return true if user created successfully, false otherwise
 * @throws NotConnectedException
 * @throws XMPPErrorException
 * @throws NoResponseException
 */
public void createAccount(String username, String password)
		throws NoResponseException, XMPPErrorException, NotConnectedException {
	AccountManager.sensitiveOperationOverInsecureConnectionDefault(true);
	AccountManager accountManager = AccountManager.getInstance(connection);
	if (accountManager.supportsAccountCreation()) {
		accountManager.createAccount(username, password);
	}
}