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使用facebook sdk 4+在Android中加载facebook个人资料图片时遇到异常

[英]getting exceptions when loading facebook profile picture in android with facebook sdk 4+

我试图在我的Android应用程序中加载导航抽屉顶部的Facebook个人资料图片,但似乎得到一个例外。 我已经通过堆栈溢出来解释如何使用位图,毕加索等加载图像,但由于某种原因仍然无法加载它。 我认为问题是一些网络线程问题,但我认为,因为我用.executeAsync()执行方法,这没关系。 这是我在xml中声明要成为个人资料图片的图像(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>

这是我活动的片段,我请求图片(登录成功:

@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();
    }


}

我也使用这个帮助方法:

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;
}

这是我的例外: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。错误: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。错误: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)

如果我做错了,请告诉我。我尝试了各种各样的来源,但这似乎是最受欢迎的答案。 我非常感谢你的帮助。 提前致谢

而不是使用此行中使用的输入流

bitmap = BitmapFactory.decodeStream(facebookProfileURL.openConnection().getInputStream());

你应该使用Picasso Library在ImageView中显示图像,传递url (不启动任何连接而不使用输入流,但只使用从Facebook收到的url ):

Picasso.with(this).load(/* url of image */).into(/*your imageview id*/);

这个答案所示。

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