A sample Android application using MVVM, Clean Architecture, Android Architecture Components
Home Page: https://proandroiddev.com/mvvm-with-clean-architecture-c2c021e05c89
Link to the article
A simple Android application to show the MVVM design pattern usage with following Clean Architecture approach.
Feel free to open a issue or submit a pull request for any bugs/improvements.
2019-09-02 15:22:09.771 9951-9951/ir.hosseinabbasi.mvvm.debug E/AndroidRuntime: FATAL EXCEPTION: main
Process: ir.hosseinabbasi.mvvm.debug, PID: 9951
java.lang.RuntimeException: Unable to start activity ComponentInfo{ir.hosseinabbasi.mvvm.debug/ir.hosseinabbasi.presentation.ui.MainActivity}: android.view.InflateException: Binary XML file line #2: Binary XML file line #2: Error inflating class androidx.constraintlayout.widget.ConstraintLayout
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3122)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3261)
at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:78)
at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:108)
at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:68)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1977)
at android.os.Handler.dispatchMessage(Handler.java:106)
at android.os.Looper.loop(Looper.java:193)
at android.app.ActivityThread.main(ActivityThread.java:6923)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:493)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:870)
Caused by: android.view.InflateException: Binary XML file line #2: Binary XML file line #2: Error inflating class androidx.constraintlayout.widget.ConstraintLayout
Caused by: android.view.InflateException: Binary XML file line #2: Error inflating class androidx.constraintlayout.widget.ConstraintLayout
Caused by: java.lang.reflect.InvocationTargetException
at java.lang.reflect.Constructor.newInstance0(Native Method)
at java.lang.reflect.Constructor.newInstance(Constructor.java:343)
at android.view.LayoutInflater.createView(LayoutInflater.java:647)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:790)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:730)
at android.view.LayoutInflater.inflate(LayoutInflater.java:492)
at android.view.LayoutInflater.inflate(LayoutInflater.java:423)
at android.view.LayoutInflater.inflate(LayoutInflater.java:374)
at androidx.appcompat.app.AppCompatDelegateImpl.setContentView(AppCompatDelegateImpl.java:469)
at androidx.appcompat.app.AppCompatActivity.setContentView(AppCompatActivity.java:140)
at ir.hosseinabbasi.presentation.ui.MainActivity.onCreate(MainActivity.kt:14)
at android.app.Activity.performCreate(Activity.java:7148)
at android.app.Activity.performCreate(Activity.java:7139)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1293)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3102)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3261)
at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:78)
at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:108)
at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:68)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1977)
at android.os.Handler.dispatchMessage(Handler.java:106)
at android.os.Looper.loop(Looper.java:193)
at android.app.ActivityThread.main(ActivityThread.java:6923)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:493)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:870)
Caused by: java.lang.NoClassDefFoundError: Failed resolution of: Landroidx/constraintlayout/widget/R$styleable;
at androidx.constraintlayout.widget.ConstraintLayout.init(ConstraintLayout.java:590)
at androidx.constraintlayout.widget.ConstraintLayout.(ConstraintLayout.java:567)
at java.lang.reflect.Constructor.newInstance0(Native Method)
at java.lang.reflect.Constructor.newInstance(Constructor.java:343)
at android.view.LayoutInflater.createView(LayoutInflater.java:647)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:790)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:730)
at android.view.LayoutInflater.inflate(LayoutInflater.java:492)
at android.view.LayoutInflater.inflate(LayoutInflater.java:423)
at android.view.LayoutInflater.inflate(LayoutInflater.java:374)
at androidx.appcompat.app.AppCompatDelegateImpl.setContentView(AppCompatDelegateImpl.java:469)
at androidx.appcompat.app.AppCompatActivity.setContentView(AppCompatActivity.java:140)
at ir.hosseinabbasi.presentation.ui.MainActivity.onCreate(MainActivity.kt:14)
at android.app.Activity.performCreate(Activity.java:7148)
at android.app.Activity.performCreate(Activity.java:7139)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1293)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3102)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3261)
at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:78)
at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:108)
at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:68)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1977)
at android.os.Handler.dispatchMessage(Handler.java:106)
at android.os.Looper.loop(Looper.java:193)
at android.app.ActivityThread.main(ActivityThread.java:6923)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:493)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:870)
2019-09-02 15:22:09.772 9951-9951/ir.hosseinabbasi.mvvm.debug E/AndroidRuntime: Caused by: java.lang.ClassNotFoundException: Didn't find class "androidx.constraintlayout.widget.R$styleable" on path: DexPathList[[zip file "/data/app/ir.hosseinabbasi.mvvm.debug-Y-7KcqG_d-psJlBOOu9Wlg==/base.apk"],nativeLibraryDirectories=[/data/app/ir.hosseinabbasi.mvvm.debug-Y-7KcqG_d-psJlBOOu9Wlg==/lib/arm, /system/lib, /vendor/lib]]
at dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:134)
at java.lang.ClassLoader.loadClass(ClassLoader.java:379)
at java.lang.ClassLoader.loadClass(ClassLoader.java:312)
... 28 more
Hello DrJacky,
Thanks for the amazing tutorial on clean architecture.
I am using this repo so far. but recently I wanted to check internet connectivity to check if user is offline, it yes then fetch data from database else from api.
To do that I need context in my repositoyimpl, How to do that?
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