我试图在使用twitter4j进行身份验证并在this tutorial上行走后发布推文。问题是登录按钮在必须打开身份验证页面时没有做任何事情。我无法找到原因。谢谢你的帮助。
MainActivity：
public class MainActivity extends Activity {
// Constants
static String TWITTER_CONSUMER_KEY = "my_api_key";
static String TWITTER_CONSUMER_SECRET = "my_api_secret";
// Preference Constants
static String PREFERENCE_NAME = "twitter_oauth";
static final String PREF_KEY_OAUTH_TOKEN = "oauth_token";
static final String PREF_KEY_OAUTH_SECRET = "oauth_token_secret";
static final String PREF_KEY_TWITTER_LOGIN = "isTwitterLogedIn";
static final String TWITTER_CALLBACK_URL = "oauth://t4jsample";
// Twitter oauth urls
static final String URL_TWITTER_AUTH = "auth_url";
static final String URL_TWITTER_OAUTH_VERIFIER = "oauth_verifier";
static final String URL_TWITTER_OAUTH_TOKEN = "oauth_token";
// Login button
Button btnLoginTwitter;
// Update status button
Button btnUpdateStatus;
// Logout button
Button btnLogoutTwitter;
// EditText for update
EditText txtUpdate;
// lbl update
TextView lblUpdate;
TextView lblUserName;
// Progress dialog
ProgressDialog pDialog;
// Twitter
private static Twitter twitter;
private static RequestToken requestToken;
// Shared Preferences
private static SharedPreferences mSharedPreferences;
// Internet Connection detector
private ConnectionDetector cd;
// Alert Dialog Manager
AlertDialogManager alert = new AlertDialogManager();
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);
cd = new ConnectionDetector(getApplicationContext());
// Check if Internet present
if (!cd.isConnectingToInternet()) {
// Internet Connection is not present
alert.showAlertDialog(MainActivity.this, "Internet Connection Error",
"Please connect to working Internet connection", false);
// stop executing code by return
return;
}
// Check if twitter keys are set
if(TWITTER_CONSUMER_KEY.trim().length() == 0 || TWITTER_CONSUMER_SECRET.trim().length() == 0){
// Internet Connection is not present
alert.showAlertDialog(MainActivity.this, "Twitter oAuth tokens", "Please set your twitter oauth tokens first!", false);
// stop executing code by return
return;
}
// All UI elements
btnLoginTwitter = (Button) findViewById(R.id.btnLoginTwitter);
btnUpdateStatus = (Button) findViewById(R.id.btnUpdateStatus);
btnLogoutTwitter = (Button) findViewById(R.id.btnLogoutTwitter);
txtUpdate = (EditText) findViewById(R.id.txtUpdateStatus);
lblUpdate = (TextView) findViewById(R.id.lblUpdate);
lblUserName = (TextView) findViewById(R.id.lblUserName);
// Shared Preferences
mSharedPreferences = getApplicationContext().getSharedPreferences(
"MyPref", 0);
/**
* Twitter login button click event will call loginToTwitter() function
* */
btnLoginTwitter.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View arg0) {
// Call login twitter function
loginToTwitter();
}
});
/**
* Button click event to Update Status, will call updateTwitterStatus()
* function
* */
btnUpdateStatus.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
// Call update status function
// Get the status from EditText
String status = txtUpdate.getText().toString();
// Check for blank text
if (status.trim().length() > 0) {
// update status
new updateTwitterStatus().execute(status);
} else {
// EditText is empty
Toast.makeText(getApplicationContext(),
"Please enter status message", Toast.LENGTH_SHORT)
.show();
}
}
});
/**
* Button click event for logout from twitter
* */
btnLogoutTwitter.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View arg0) {
// Call logout twitter function
logoutFromTwitter();
}
});
/** This if conditions is tested once is
* redirected from twitter page. Parse the uri to get oAuth
* Verifier
* */
if (!isTwitterLoggedInAlready()) {
Uri uri = getIntent().getData();
if (uri != null && uri.toString().startsWith(TWITTER_CALLBACK_URL)) {
// oAuth verifier
String verifier = uri
.getQueryParameter(URL_TWITTER_OAUTH_VERIFIER);
try {
// Get the access token
AccessToken accessToken = twitter.getOAuthAccessToken(
requestToken, verifier);
// Shared Preferences
Editor e = mSharedPreferences.edit();
// After getting access token, access token secret
// store them in application preferences
e.putString(PREF_KEY_OAUTH_TOKEN, accessToken.getToken());
e.putString(PREF_KEY_OAUTH_SECRET,
accessToken.getTokenSecret());
// Store login status - true
e.putBoolean(PREF_KEY_TWITTER_LOGIN, true);
e.commit(); // save changes
Log.e("Twitter OAuth Token", "> " + accessToken.getToken());
// Hide login button
btnLoginTwitter.setVisibility(View.GONE);
// Show Update Twitter
lblUpdate.setVisibility(View.VISIBLE);
txtUpdate.setVisibility(View.VISIBLE);
btnUpdateStatus.setVisibility(View.VISIBLE);
btnLogoutTwitter.setVisibility(View.VISIBLE);
// Getting user details from twitter
// For now i am getting his name only
long userID = accessToken.getUserId();
User user = twitter.showUser(userID);
String username = user.getName();
// Displaying in xml ui
lblUserName.setText(Html.fromHtml("<b>Welcome " + username + "</b>"));
} catch (Exception e) {
// Check log for login errors
Log.e("Twitter Login Error", "> " + e.getMessage());
}
}
}
}
/**
* Function to login twitter
* */
private void loginToTwitter() {
// Check if already logged in
if (!isTwitterLoggedInAlready()) {
ConfigurationBuilder builder = new ConfigurationBuilder();
builder.setOAuthConsumerKey(TWITTER_CONSUMER_KEY);
builder.setOAuthConsumerSecret(TWITTER_CONSUMER_SECRET);
Configuration configuration = builder.build();
TwitterFactory factory = new TwitterFactory(configuration);
twitter = factory.getInstance();
try {
requestToken = twitter
.getOAuthRequestToken(TWITTER_CALLBACK_URL);
this.startActivity(new Intent(Intent.ACTION_VIEW, Uri
.parse(requestToken.getAuthenticationURL())));
} catch (TwitterException e) {
e.printStackTrace();
}
} else {
// user already logged into twitter
Toast.makeText(getApplicationContext(),
"Already Logged into twitter", Toast.LENGTH_LONG).show();
}
}
/**
* Function to update status
* */
class updateTwitterStatus extends AsyncTask<String, String, String> {
/**
* Before starting background thread Show Progress Dialog
* */
@Override
protected void onPreExecute() {
super.onPreExecute();
pDialog = new ProgressDialog(MainActivity.this);
pDialog.setMessage("Updating to twitter...");
pDialog.setIndeterminate(false);
pDialog.setCancelable(false);
pDialog.show();
}
/**
* getting Places JSON
* */
protected String doInBackground(String... args) {
Log.d("Tweet Text", "> " + args[0]);
String status = args[0];
try {
ConfigurationBuilder builder = new ConfigurationBuilder();
builder.setOAuthConsumerKey(TWITTER_CONSUMER_KEY);
builder.setOAuthConsumerSecret(TWITTER_CONSUMER_SECRET);
// Access Token
String access_token = mSharedPreferences.getString(PREF_KEY_OAUTH_TOKEN, "");
// Access Token Secret
String access_token_secret = mSharedPreferences.getString(PREF_KEY_OAUTH_SECRET, "");
AccessToken accessToken = new AccessToken(access_token, access_token_secret);
Twitter twitter = new TwitterFactory(builder.build()).getInstance(accessToken);
// Update status
twitter4j.Status response = twitter.updateStatus(status);
Log.d("Status", "> " + response.getText());
} catch (TwitterException e) {
// Error in updating status
Log.d("Twitter Update Error", e.getMessage());
}
return null;
}
/**
* After completing background task Dismiss the progress dialog and show
* the data in UI Always use runOnUiThread(new Runnable()) to update UI
* from background thread, otherwise you will get error
* **/
protected void onPostExecute(String file_url) {
// dismiss the dialog after getting all products
pDialog.dismiss();
// updating UI from Background Thread
runOnUiThread(new Runnable() {
@Override
public void run() {
Toast.makeText(getApplicationContext(),
"Status tweeted successfully", Toast.LENGTH_SHORT)
.show();
// Clearing EditText field
txtUpdate.setText("");
}
});
}
}
/**
* Function to logout from twitter
* It will just clear the application shared preferences
* */
private void logoutFromTwitter() {
// Clear the shared preferences
Editor e = mSharedPreferences.edit();
e.remove(PREF_KEY_OAUTH_TOKEN);
e.remove(PREF_KEY_OAUTH_SECRET);
e.remove(PREF_KEY_TWITTER_LOGIN);
e.commit();
// After this take the appropriate action
// I am showing the hiding/showing buttons again
// You might not needed this code
btnLogoutTwitter.setVisibility(View.GONE);
btnUpdateStatus.setVisibility(View.GONE);
txtUpdate.setVisibility(View.GONE);
lblUpdate.setVisibility(View.GONE);
lblUserName.setText("");
lblUserName.setVisibility(View.GONE);
btnLoginTwitter.setVisibility(View.VISIBLE);
}
/**
* Check user already logged in your application using twitter Login flag is
* fetched from Shared Preferences
* */
private boolean isTwitterLoggedInAlready() {
// return twitter login status from Shared Preferences
return mSharedPreferences.getBoolean(PREF_KEY_TWITTER_LOGIN, false);
}
protected void onResume() {
super.onResume();
}
}
错误日志：
03-20 12:12:56.779: E/AudioMTKHardware(8976): setParameters() still have param.size() = 1, remain param = "screen_state=off"
03-20 12:13:01.714: E/Looper(494): WARNING: The Looper class instance count has over a limit(100). There should be some leakage of Looper or HandlerThread.
03-20 12:13:01.715: E/Looper(494): Looper class instance count = 113
03-20 12:13:01.715: E/Looper(494): Current Thread Name: KeyguardWidgetPager Worker
03-20 12:13:05.991: E/stp_dump(147): table == NULL || table->table == NULL
03-20 12:13:05.991: E/stp_dump(147): table == NULL || table->table == NULL
03-20 12:13:05.997: E/CellLocation(976): create GsmCellLocation
03-20 12:13:06.014: E/CellLocation(976): create GsmCellLocation
03-20 12:13:06.468: E/wpa_supplicant(29010): Sorted scan results
03-20 12:13:06.468: E/wpa_supplicant(29010): 28:10:7b:94:c5:79 freq=2437 qual=0 noise=0 level=-78 flags=0x2b
03-20 12:13:06.468: E/wpa_supplicant(29010): IEs
03-20 12:13:06.468: E/wpa_supplicant(29010): 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
03-20 12:13:06.468: E/wpa_supplicant(29010): Beacon IEs
03-20 12:13:06.468: E/wpa_supplicant(29010): 000854454e454b454349010882848b962430486c0301060504000100002a01002f010030140100000fac040100000fac040100000fac020c0032040c1218602d1a6c181bff000000000000000000000000000000000000000000003d1606000000000000000000000000000000000000000000dd0e0050f204104a0001101044000102dd090010180200f0040000dd180050f2020101800003a4000027a4000042435e0062322f00
03-20 12:13:06.468: E/wpa_supplicant(29010): f8:1a:67:b8:c4:be freq=2457 qual=0 noise=0 level=-87 flags=0xb
03-20 12:13:06.468: E/wpa_supplicant(29010): IEs
03-20 12:13:06.468: E/wpa_supplicant(29010): 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
03-20 12:13:06.468: E/wpa_supplicant(29010): Beacon IEs
03-20 12:13:06.468: E/wpa_supplicant(29010): 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
03-20 12:13:06.468: E/wpa_supplicant(29010): 64:66:b3:ed:de:26 freq=2472 qual=0 noise=0 level=-90 flags=0xb
03-20 12:13:06.468: E/wpa_supplicant(29010): IEs
03-20 12:13:06.469: E/stp_dump(147): table == NULL || table->table == NULL
03-20 12:13:06.469: E/stp_dump(147): table == NULL || table->table == NULL
03-20 12:13:06.470: E/wpa_supplicant(29010): 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
03-20 12:13:06.470: E/wpa_supplicant(29010): Beacon IEs
03-20 12:13:06.471: E/wpa_supplicant(29010): 00074d757a65203335010882848b961224486c03010d32040c1830600706545200010d143308200102030405060733082105060708090a0b050400010000dd270050f204104a000100104400010210470010bc329e001dd811b286016466b3edde26103c0001012a01042d1a6e1117ff000000010000000000000000000000000c00000000003d160d0700000000000000000000000000000000000000004a0e14000a002c01c80014000500190030180100000fac020200000fac02000fac040100000fac020000dd180050f2020101000003a4000027a4000042435e0062322f00dd07000c4304000000
03-20 12:13:06.483: E/wpa_supplicant(29010): WPS: WFA subelement id=0 len=1
03-20 12:13:06.483: E/wpa_supplicant(29010): WPS: WFA subelement id=0 len=1
03-20 12:13:06.483: E/wpa_supplicant(29010): WPS: WFA subelement id=0 len=1
03-20 12:14:06.019: E/stp_dump(147): table == NULL || table->table == NULL
03-20 12:14:06.019: E/stp_dump(147): table == NULL || table->table == NULL
03-20 12:14:06.026: E/CellLocation(976): create GsmCellLocation
03-20 12:14:06.042: E/CellLocation(976): create GsmCellLocation
03-20 12:14:06.506: E/wpa_supplicant(29010): Sorted scan results
03-20 12:14:06.506: E/wpa_supplicant(29010): 28:10:7b:94:c5:79 freq=2437 qual=0 noise=0 level=-84 flags=0x2b
03-20 12:14:06.506: E/wpa_supplicant(29010): IEs
03-20 12:14:06.506: E/wpa_supplicant(29010): 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
03-20 12:14:06.506: E/wpa_supplicant(29010): Beacon IEs
03-20 12:14:06.506: E/wpa_supplicant(29010): 000854454e454b454349010882848b962430486c0301060504000100002a01002f010030140100000fac040100000fac040100000fac020c0032040c1218602d1a6c181bff000000000000000000000000000000000000000000003d1606000000000000000000000000000000000000000000dd0e0050f204104a0001101044000102dd090010180200f0040000dd180050f2020101800003a4000027a4000042435e0062322f00
03-20 12:14:06.506: E/wpa_supplicant(29010): 64:66:b3:ed:de:26 freq=2472 qual=0 noise=0 level=-89 flags=0xb
03-20 12:14:06.506: E/wpa_supplicant(29010): IEs
03-20 12:14:06.506: E/wpa_supplicant(29010): 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
03-20 12:14:06.506: E/wpa_supplicant(29010): Beacon IEs
03-20 12:14:06.506: E/wpa_supplicant(29010): 00074d757a65203335010882848b961224486c03010d32040c1830600706545200010d143308200102030405060733082105060708090a0b050400010000dd270050f204104a000100104400010210470010bc329e001dd811b286016466b3edde26103c0001012a01042d1a6e1117ff000000010000000000000000000000000c00000000003d160d0700000000000000000000000000000000000000004a0e14000a002c01c80014000500190030180100000fac020200000fac02000fac040100000fac020000dd180050f2020101000003a4000027a4000042435e0062322f00dd07000c4304000000
03-20 12:14:06.506: E/wpa_supplicant(29010): 00:27:22:82:e8:21 freq=2437 qual=0 noise=0 level=-93 flags=0xb
03-20 12:14:06.506: E/wpa_supplicant(29010): IEs
03-20 12:14:06.507: E/wpa_supplicant(29010): 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
03-20 12:14:06.507: E/stp_dump(147): table == NULL || table->table == NULL
03-20 12:14:06.507: E/stp_dump(147): table == NULL || table->table == NULL
03-20 12:14:06.518: E/wpa_supplicant(29010): WPS: WFA subelement id=0 len=1
03-20 12:14:06.518: E/wpa_supplicant(29010): WPS: WFA subelement id=0 len=1
03-20 12:14:06.518: E/wpa_supplicant(29010): WPS: WFA subelement id=0 len=1
将jar文件更新到最新版本（Twitter4j 4.0.1）之后，没有更多日志错误，但只有警告和按钮仍无法正常工作。 Here is new error log.