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java - Toast 导致搭载 Android 5 的三星 Galaxy S5 出现 NPE

转载 作者:行者123 更新时间:2023-11-29 03:00:46 25 4
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这是启动画面的代码(这不是我的愿望,而是客户)——我所做的唯一一件事——只是用加载数据替换一些代码到这个 Activity :

public class SplashActivity extends AppCompatActivity {

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);

Retrofit retrofit = new Retrofit.Builder()
.baseUrl(Constants.API_URL)
.addConverterFactory(GsonConverterFactory.create())
.build();

GetAll getAllProducts = retrofit.create(GetAll.class);
Call<ArrayList<Products>> call = getAllProducts.getAll(Constants.PARTNER_ID,
WaterFragment.getMD5Hash(Constants.PARTNER_ID + Constants.API_KEY));
call.enqueue(new Callback<ArrayList<Products>>() {
@Override
public void onResponse(Response<ArrayList<Products>> response, Retrofit retrofit) {
if (response.body() != null) {
ActiveAndroid.beginTransaction();
try {
ProductsDMC product;
for (Products p : response.body()) {
if (new Select().from(ProductsDMC.class).where("product_id = ?", p.id).executeSingle() != null) {
product = new Select().from(ProductsDMC.class).where("product_id = ?", p.id).executeSingle();
product.price = p.price;
} else {
product = new ProductsDMC(p.id, p.article, p.title, p.price, p.amount, p.category_id,
p.brand_id, p.description, p.photo[0], p.option != null ? p.option.bottle_price : "0");
}
product.save();
}
ActiveAndroid.setTransactionSuccessful();
} finally {
ActiveAndroid.endTransaction();
}
}else{
Toast.makeText(SplashActivity.this, "Try later!", Toast.LENGTH_SHORT).show();
}
}
@Override
public void onFailure (Throwable t){
Toast.makeText(SplashActivity.this, "Check your connection!", Toast.LENGTH_SHORT).show();
Log.d("LoloPolo", t.getMessage().toString());
}
});
Intent intent = new Intent(this, ListOrdersActivity.class);
startActivity(intent);
finish();
}
}

今晚我的 crashlytic 发送关于应用程序崩溃的信息:

Fatal Exception: java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.String java.lang.String.toString()' on a null object reference
at ru.luny.aqualuxe.activity.SplashActivity$3.onFailure(SplashActivity.java:142)
at retrofit.ExecutorCallAdapterFactory$ExecutorCallback$2.run(ExecutorCallAdapterFactory.java:94)
at android.os.Handler.handleCallback(Handler.java:739)
at android.os.Handler.dispatchMessage(Handler.java:95)
at android.os.Looper.loop(Looper.java:145)
at android.app.ActivityThread.main(ActivityThread.java:5832)
at java.lang.reflect.Method.invoke(Method.java)

是关于这个的:

Toast.makeText(SplashActivity.this, "Try later!", Toast.LENGTH_SHORT).show();

我真的不明白 - Toast.makeText().show 怎么会导致 NPE))

你能帮帮我吗?

编辑

这看起来很奇怪,但 crashlytics 向我显示了错误代码字符串的错误位置。这与 toast 无关,而是关于从异常中获取消息的调试登录。

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