我在进行谷歌+的集成。我正在使用以下代码，但是我遇到了错误：onConnectionFailed：ConnectionResult.getErrorCode() = 4。所以请任何人帮助我，并告诉我我在这段代码中做错了什么，并为此提供解决方案。我将非常感激您。我搜索了很多，但什么都没找到。我正在使用Google Plus的快速示例。还有另一个问题，我无法在此代码中获取个人信息，例如生日等。
public class GooglePlus extends FragmentActivity implements
ConnectionCallbacks, OnConnectionFailedListener, View.OnClickListener {
String fb_userId, fb_username;
SharedPreferences pref;
SharedPreferences.Editor editor;
private static final int STATE_DEFAULT = 0;
private static final int STATE_SIGN_IN = 1;
private static final int STATE_IN_PROGRESS = 2;
private static final int RC_SIGN_IN = 0;
private static final int DIALOG_PLAY_SERVICES_ERROR = 0;
private static final String SAVED_PROGRESS = "sign_in_progress";
// GoogleApiClient wraps our service connection to Google Play services and
// provides access to the users sign in state and Google's APIs.
private GoogleApiClient mGoogleApiClient;
// We use mSignInProgress to track whether user has clicked sign in.
// mSignInProgress can be one of three values:
//
// STATE_DEFAULT: The default state of the application before the user
// has clicked 'sign in', or after they have clicked
// 'sign out'. In this state we will not attempt to
// resolve sign in errors and so will display our
// Activity in a signed out state.
// STATE_SIGN_IN: This state indicates that the user has clicked 'sign
// in', so resolve successive errors preventing sign in
// until the user has successfully authorized an account
// for our app.
// STATE_IN_PROGRESS: This state indicates that we have started an intent to
// resolve an error, and so we should not start further
// intents until the current intent completes.
private int mSignInProgress;
// Used to store the PendingIntent most recently returned by Google Play
// services until the user clicks 'sign in'.
private PendingIntent mSignInIntent;
// Used to store the error code most recently returned by Google Play
// services
// until the user clicks 'sign in'.
private int mSignInError;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_google_plus);
pref = PreferenceManager.getDefaultSharedPreferences(this);
if (savedInstanceState != null) {
mSignInProgress = savedInstanceState.getInt(SAVED_PROGRESS,
STATE_DEFAULT);
}
mGoogleApiClient = buildGoogleApiClient();
Handler handle = new Handler();
handle.postDelayed(new Runnable() {
@Override
public void run() {
runOnUiThread(new Runnable() {
@Override
public void run() {
// resolveSignInError();
}
});
}
}, 1500);
}
private GoogleApiClient buildGoogleApiClient() {
// When we build the GoogleApiClient we specify where connected and
// connection failed callbacks should be returned, which Google APIs our
// app uses and which OAuth 2.0 scopes our app requests.
return new GoogleApiClient.Builder(this).addConnectionCallbacks(this)
.addOnConnectionFailedListener(this).addApi(Plus.API, null)
.addScope(Plus.SCOPE_PLUS_LOGIN).build();
}
@Override
protected void onStart() {
super.onStart();
mGoogleApiClient.connect();
}
@Override
protected void onStop() {
super.onStop();
if (mGoogleApiClient.isConnected()) {
mGoogleApiClient.disconnect();
}
}
@Override
protected void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
outState.putInt(SAVED_PROGRESS, mSignInProgress);
}
@Override
public void onConnectionFailed(ConnectionResult result) {
// Refer to the javadoc for ConnectionResult to see what error codes
// might
// be returned in onConnectionFailed.
Log.i("", "onConnectionFailed: ConnectionResult.getErrorCode() = "
+ result.getErrorCode());
if (mSignInProgress != STATE_IN_PROGRESS) {
// We do not have an intent in progress so we should store the
// latest
// error resolution intent for use when the sign in button is
// clicked.
mSignInIntent = result.getResolution();
mSignInError = result.getErrorCode();
if (mSignInProgress == STATE_SIGN_IN) {
// STATE_SIGN_IN indicates the user already clicked the sign in
// button
// so we should continue processing errors until the user is
// signed in
// or they click cancel.
resolveSignInError();
}
}
// In this sample we consider the user signed out whenever they do not
// have
// a connection to Google Play services.
}
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
}
/*
* Starts an appropriate intent or dialog for user interaction to resolve
* the current error preventing the user from being signed in. This could be
* a dialog allowing the user to select an account, an activity allowing the
* user to consent to the permissions being requested by your app, a setting
* to enable device networking, etc.
*/
private void resolveSignInError() {
if (mSignInIntent != null) {
// We have an intent which will allow our user to sign in or
// resolve an error. For example if the user needs to
// select an account to sign in with, or if they need to consent
// to the permissions your app is requesting.
try {
// Send the pending intent that we stored on the most recent
// OnConnectionFailed callback. This will allow the user to
// resolve the error currently preventing our connection to
// Google Play services.
mSignInProgress = STATE_IN_PROGRESS;
startIntentSenderForResult(mSignInIntent.getIntentSender(),
RC_SIGN_IN, null, 0, 0, 0);
} catch (SendIntentException e) {
Log.i("",
"Sign in intent could not be sent: "
+ e.getLocalizedMessage());
// The intent was canceled before it was sent. Attempt to
// connect to
// get an updated ConnectionResult.
mSignInProgress = STATE_SIGN_IN;
mGoogleApiClient.connect();
}
} else {
// Google Play services wasn't able to provide an intent for some
// error types, so we show the default Google Play services error
// dialog which may still start an intent on our behalf if the
// user can resolve the issue.
showDialog(DIALOG_PLAY_SERVICES_ERROR);
}
}
@SuppressWarnings("unused")
@Override
public void onConnected(Bundle arg0) {
// Reaching onConnected means we consider the user signed in.
Log.i("onConnected", "onConnected");
// Retrieve some profile information to personalize our app for the
// user.
Person currentUser = Plus.PeopleApi.getCurrentPerson(mGoogleApiClient);
String personName = currentUser.getDisplayName();
String personPhotoUrl = currentUser.getImage().getUrl();
String personGooglePlusProfile = currentUser.getUrl();
String email = Plus.AccountApi.getAccountName(mGoogleApiClient);
Log.i("personName", personName);
Log.i("email", email);
Log.i("Gender", "" + currentUser.getGender());
Log.i("Birthday", "" + currentUser.getBirthday());
// Indicate that the sign in process is complete.
mSignInProgress = STATE_DEFAULT;
/*
* fb_userId = currentUser.getId(); fb_username =
* currentUser.getDisplayName(); editor = pref.edit();
* editor.putString("fb_userId", fb_userId);
* editor.putString("fb_username", fb_username);
* editor.putString("social_provider", "google +");
*
* editor.putString("gender", currentUser.getGender());
* editor.putString("birthday", currentUser.getBirthday());
*
* editor.putString("device_name", "android");
*
* editor.putString("email",
* Plus.AccountApi.getAccountName(mGoogleApiClient)); editor.commit();
*/
}
@Override
public void onConnectionSuspended(int arg0) {
// The connection to Google Play services was lost for some reason.
// We call connect() to attempt to re-establish the connection or get a
// ConnectionResult that we can attempt to resolve.
mGoogleApiClient.connect();
}
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
switch (requestCode) {
case RC_SIGN_IN:
if (resultCode == RESULT_OK) {
// If the error resolution was successful we should continue
// processing errors.
mSignInProgress = STATE_SIGN_IN;
} else {
// If the error resolution was not successful or the user
// canceled,
// we should stop processing errors.
mSignInProgress = STATE_DEFAULT;
}
if (!mGoogleApiClient.isConnecting()) {
// If Google Play services resolved the issue with a dialog then
// onStart is not called so we need to re-attempt connection
// here.
mGoogleApiClient.connect();
}
break;
}
}
@Override
protected Dialog onCreateDialog(int id) {
switch (id) {
case DIALOG_PLAY_SERVICES_ERROR:
if (GooglePlayServicesUtil.isUserRecoverableError(mSignInError)) {
return GooglePlayServicesUtil.getErrorDialog(mSignInError,
this, RC_SIGN_IN,
new DialogInterface.OnCancelListener() {
@Override
public void onCancel(DialogInterface dialog) {
Log.e("",
"Google Play services resolution cancelled");
mSignInProgress = STATE_DEFAULT;
}
});
} else {
return new AlertDialog.Builder(this)
.setMessage(R.string.play_services_error)
.setPositiveButton(R.string.close,
new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog,
int which) {
Log.e("",
"Google Play services error could not be "
+ "resolved: "
+ mSignInError);
mSignInProgress = STATE_DEFAULT;
// mStatus.setText(R.string.status_signed_out);
}
}).create();
}
default:
return super.onCreateDialog(id);
}
}
}