[英]getting exceptions when loading facebook profile picture in android with facebook sdk 4+
我試圖在我的Android應用程序中加載導航抽屜頂部的Facebook個人資料圖片,但似乎得到一個例外。 我已經通過堆棧溢出來解釋如何使用位圖,畢加索等加載圖像,但由於某種原因仍然無法加載它。 我認為問題是一些網絡線程問題,但我認為,因為我用.executeAsync()執行方法,這沒關系。 這是我在xml中聲明要成為個人資料圖片的圖像(nav_header_main.xml):
<de.hdodenhof.circleimageview.CircleImageView
xmlns:app="http://schemas.android.com/apk/res-auto"
android:id="@+id/profile_image"
android:layout_width="70dp"
android:layout_height="70dp"
android:src="@drawable/hanger_circle"
app:border_color="#FF000000"
android:layout_alignParentBottom="true"
android:layout_centerHorizontal="true"
android:layout_marginBottom="8dp"/>
</RelativeLayout>
這是我活動的片段,我請求圖片(登錄成功:
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
//initialize facebook sdk
FacebookSdk.sdkInitialize(getApplicationContext());
setContentView(R.layout.activity_login);
//Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
//setSupportActionBar(toolbar);
//call custom application class to initialize intercom (not login, just setup)
ApplicationHelper helper = (ApplicationHelper)getApplicationContext();
//create facebook button recognition
callbackManager = CallbackManager.Factory.create();
LoginManager.getInstance().registerCallback(callbackManager,
new FacebookCallback<LoginResult>() {
@Override
public void onSuccess(LoginResult loginResult) {
//facebook picture stuff
Bundle params = new Bundle();
params.putString("fields", "id,email,gender,cover,picture.type(large)");
new GraphRequest(AccessToken.getCurrentAccessToken(), "me", params, HttpMethod.GET,
new GraphRequest.Callback() {
@Override
public void onCompleted(GraphResponse response) {
if (response != null) {
try {
JSONObject data = response.getJSONObject();
if (data.has("picture")) {
String profilePicUrl = data.getJSONObject("picture").getJSONObject("data").getString("url");
// set profile image to imageview using Picasso or Native methods
Bitmap profilePic = getFacebookProfilePicture(profilePicUrl);
ImageView mImageView = (ImageView) findViewById(R.id.profile_image);
mImageView.setImageBitmap(profilePic);
}
} catch (Exception e) {
e.printStackTrace();
}
}
}
}).executeAsync();
// launch next activity
Toast.makeText(getApplicationContext(), "SUCCESS", Toast.LENGTH_SHORT).show();
startActivity(new Intent(LoginActivity.this, MainActivity.class));
finish();
}
@Override
public void onCancel() {
// App code
Toast.makeText(getApplicationContext(), "CANCEL", Toast.LENGTH_SHORT).show();
}
@Override
public void onError(FacebookException exception) {
// App code
Toast.makeText(getApplicationContext(), "FAIL", Toast.LENGTH_SHORT).show();
}
});
//check if facebook user is logged in already
AccessToken token = AccessToken.getCurrentAccessToken();
Profile prof = Profile.getCurrentProfile();
if(token != null && prof != null){
//log in
//Toast.makeText(getApplicationContext(), token.getToken(), Toast.LENGTH_SHORT).show();
startActivity(new Intent(LoginActivity.this, MainActivity.class));
finish();
}
//check if regular user is logged in already
SharedPreferences shared = getSharedPreferences("shared", MODE_PRIVATE);
if(shared.contains("username") && shared.contains("password")){
//password exists in file so launch next activity (make sure there correct with API)
startActivity(new Intent(LoginActivity.this, MainActivity.class));
finish();
}
}
我也使用這個幫助方法:
public static Bitmap getFacebookProfilePicture(String url){
URL facebookProfileURL= null;
Bitmap bitmap = null;
try {
facebookProfileURL = new URL(url);
bitmap = BitmapFactory.decodeStream(facebookProfileURL.openConnection().getInputStream());
} catch (MalformedURLException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
return bitmap;
}
這是我的例外:05-26 14:20:05.751 11101-11101 / com.android.press.press W / System.err:android.os.NetworkOnMainThreadException 05-26 14:20:05.751 11101-11101 / com.android .press.press W / System.err:在android.os.StrictMode $ AndroidBlockGuardPolicy.onNetwork(StrictMode.java:1147)05-26 14:20:05.751 11101-11101 / com.android.press.press W / System。錯誤:at java.net.InetAddress.lookupHostByName(InetAddress.java:418)05-26 14:20:05.751 11101-11101 / com.android.press.press W / System.err:at java.net.InetAddress.getAllByNameImpl (InetAddress.java:252)05-26 14:20:05.751 11101-11101 / com.android.press.press W / System.err:at java.net.InetAddress.getAllByName(InetAddress.java:215)05-26 14:20:05.751 11101-11101 / com.android.press.press W / System.err:at com.android.okhttp.HostResolver $ 1.getAllByName(HostResolver.java:29)05-26 14:20:05.752 11101- 11101 / com.android.press.press W / System.err:at com.android.okhttp.internal.http.RouteSelector.resetNextInetSocketAddress(RouteSelector.java:232)05-26 14:20:05.7 52 11101-11101 / com.android.press.press W / System.err:at com.android.okhttp.internal.http.RouteSelector.next(RouteSelector.java:124)05-26 14:20:05.752 11101-11101 /com.android.press.press W / System.err:at com.android.okhttp.internal.http.HttpEngine.connect(HttpEngine.java:272)05-26 14:20:05.752 11101-11101 / com.android .press.press W / System.err:at com.android.okhttp.internal.http.HttpEngine.sendRequest(HttpEngine.java:211)05-26 14:20:05.752 11101-11101 / com.android.press.press W / System.err:at com.android.okhttp.internal.http.HttpURLConnectionImpl.execute(HttpURLConnectionImpl.java:373)05-26 14:20:05.752 11101-11101 / com.android.press.press W / System。錯誤:at com.android.okhttp.internal.http.HttpURLConnectionImpl.getResponse(HttpURLConnectionImpl.java:323)05-26 14:20:05.752 11101-11101 / com.android.press.press W / System.err:at com .android.okhttp.internal.http.HttpURLConnectionImpl.getInputStream(HttpURLConnectionImpl.java:190)05-26 14:20:05.752 11101-11101 / com.android.press.press W / Syste m.err:at com.android.okhttp.internal.http.DelegatingHttpsURLConnection.getInputStream(DelegatingHttpsURLConnection.java:210)05-26 14:20:05.752 11101-11101 / com.android.press.press W / System.err:在com.android.okhttp.internal.http.HttpsURLConnectionImpl.getInputStream(HttpsURLConnectionImpl.java:25)05-26 14:20:05.752 11101-11101 / com.android.press.press W / System.err:at com.android .press.press.LoginActivity.getFacebookProfilePicture(LoginActivity.java:215)05-26 14:20:05.752 11101-11101 / com.android.press.press W / System.err:at com.android.press.press.LoginActivity $ 1 $ 1.onCompleted(LoginActivity.java:85)05-26 14:20:05.752 11101-11101 / com.android.press.press W / System.err:at com.facebook.GraphRequest $ 5.run(GraphRequest.java: 1379)05-26 14:20:05.752 11101-11101 / com.android.press.press W / System.err:at android.os.Handler.handleCallback(Handler.java:739)05-26 14:20:05.752 11101-11101 / com.android.press.press W / System.err:at android.os.Handler.dispatchMessage(Handler.java:95)05-26 14:20:05 .752 11101-11101 / com.android.press.press W / System.err:at android.os.Looper.loop(Looper.java:135)05-26 14:20:05.752 11101-11101 / com.android。 press.press W / System.err:在android.app.ActivityThread.main(ActivityThread.java:5221)05-26 14:20:05.752 11101-11101 / com.android.press.press W / System.err:at java.lang.reflect.Method.invoke(Native Method)05-26 14:20:05.752 11101-11101 / com.android.press.press W / System.err:at java.lang.reflect.Method.invoke(Method .java:372)05-26 14:20:05.752 11101-11101 / com.android.press.press W / System.err:at com.android.internal.os.ZygoteInit $ MethodAndArgsCaller.run(ZygoteInit.java:899 )05-26 14:20:05.752 11101-11101 / com.android.press.press W / System.err:at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:694)
如果我做錯了,請告訴我。我嘗試了各種各樣的來源,但這似乎是最受歡迎的答案。 我非常感謝你的幫助。 提前致謝
而不是使用此行中使用的輸入流
bitmap = BitmapFactory.decodeStream(facebookProfileURL.openConnection().getInputStream());
你應該使用Picasso Library在ImageView中顯示圖像,傳遞url (不啟動任何連接而不使用輸入流,但只使用從Facebook收到的url ):
Picasso.with(this).load(/* url of image */).into(/*your imageview id*/);
如這個答案所示。
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