【发布时间】:2021-10-10 23:11:45
【问题描述】:
当我通过图像视图打开图像时出现此错误。它会给出以下错误:
E/JavaBinder: !!! Binder 交易失败!!! (包裹大小 = 1847812) D/AndroidRuntime:关闭虚拟机 E/AndroidRuntime:致命异常:主要 进程:com.example.androidmobilestock,PID:10324 java.lang.RuntimeException: android.os.TransactionTooLargeException: 数据包大小 1847812 字节
我不知道这个问题。谁能帮帮我?
这是 ImageView 活动:
public class ImageView extends AppCompatActivity {
String itemCode;
ACDatabase db;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_image_view);
itemCode = getIntent().getStringExtra("itemCode");
db = new ACDatabase(this);
ActivityImageViewBinding binding = DataBindingUtil.setContentView(this,
R.layout.activity_image_view);
binding.imageView3.setContentDescription(itemCode);
Bitmap bitmap = db.getItemImage(itemCode);
if (bitmap != null) {
binding.noImageTxt.setVisibility(View.INVISIBLE);
binding.imageView3.setImageBitmap(bitmap);
} else {
binding.imageView3.setVisibility(View.INVISIBLE);
}
binding.setHandler(new MyClickHandler(ImageView.this));
// //Exit on touch
// binding.imageView3.setOnClickListener(new View.OnClickListener() {
// @Override
// public void onClick(View v) {
// onBackPressed();
// }
// });
}
public class MyClickHandler {
Context context;
public MyClickHandler(Context context) {
this.context = context;
}
public void closeOnClick(View view) {
onBackPressed();
}
}
这是 ImageView XML:
<?xml version="1.0" encoding="utf-8"?>
<layout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools">
<data>
<variable
name="handler"
type="com.example.androidmobilestock.ImageView.MyClickHandler" />
</data>
<androidx.constraintlayout.widget.ConstraintLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".ImageView">
<ImageView
android:id="@+id/imageView3"
android:layout_width="0dp"
android:layout_height="0dp"
android:contentDescription="No Image"
android:scaleType="fitCenter"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent"
app:srcCompat="@drawable/ic_menu_gallery"
android:onClick="@{handler::closeOnClick}"/>
<TextView
android:id="@+id/no_image_txt"
android:layout_width="0dp"
android:layout_height="0dp"
android:gravity="center"
android:text="No Image Available"
android:textColor="@android:color/white"
android:textSize="24sp"
app:fontFamily="@font/amiko"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="@+id/imageView3"
android:onClick="@{handler::closeOnClick}"/>
</androidx.constraintlayout.widget.ConstraintLayout>
</layout>
SQLiteOpenHelper 类:
public Bitmap getItemImage(String itemCode) {
Cursor data;
SQLiteDatabase database = this.getReadableDatabase();
String[] itemCols = new String[]{"Image"};
data = null;
try {
data = database.query(TABLE_NAME_ITEM, itemCols, "ItemCode = ?",
new String[]{itemCode}, "", "", "");
} catch (Exception e) {
Log.i("custDebug", e.getMessage());
}
if (data.getCount() > 0) {
if (data.moveToNext()) {
// if (data.getString(0) != null) {
// byte[] decodedString = data.getBlob(0);
// Bitmap decodedByte = BitmapFactory.decodeByteArray(decodedString, 0,
// decodedString.length);
// return decodedByte;
// }
if (data.getString(0) != null) {
byte[] decodedString = null;
decodedString = Base64.decode(data.getString(0), Base64.DEFAULT);
Bitmap decodedByte = BitmapFactory.decodeByteArray(decodedString, 0,
decodedString.length);
return decodedByte;
}
}
}
return null;
}
【问题讨论】:
标签: java sqlite android-studio