Bump SDK in Java sample. Resolve TODOs

Author: adasiewiczr

samplejava/build.gradle

@@ -4,7 +4,7 @@ apply plugin: 'kotlin-android'
 apply plugin: 'kotlin-android-extensions'
 
 android {
-    compileSdkVersion 29
+    compileSdkVersion 30
     defaultConfig {
         applicationId "com.example.chattutorial"
         minSdkVersion 21
@@ -23,8 +23,8 @@ android {
     }
 
     compileOptions {
-        sourceCompatibility = JavaVersion.VERSION_1_8
-        targetCompatibility = JavaVersion.VERSION_1_8
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
     }
 
     packagingOptions {
@@ -34,11 +34,11 @@ android {
 
 dependencies {
     implementation "org.jetbrains.kotlin:kotlin-stdlib:1.4.10"
-    implementation "com.github.getstream:stream-chat-android:4.3.1-beta-3"
+    implementation "com.github.getstream:stream-chat-android:4.4.1-alpha"
     implementation "io.coil-kt:coil:1.0.0"
 
     implementation "androidx.lifecycle:lifecycle-viewmodel:2.3.0-beta1"
     implementation "androidx.appcompat:appcompat:1.2.0"
-    implementation "androidx.constraintlayout:constraintlayout:2.0.2"
+    implementation "androidx.constraintlayout:constraintlayout:2.0.4"
     implementation 'androidx.activity:activity-ktx:1.1.0'
 }

samplejava/src/main/java/com/example/chattutorialjava/ChannelActivity3.java

@@ -111,10 +111,9 @@ public void handleOnBackPressed() {
         typingHeader.setText(nobodyTyping);
 
         // Obtain a ChannelController
-        // TODO replace getWatchChannel with getChannelController
         ChannelController channelController =
                 ChatDomain.instance().getUseCases()
-                        .getWatchChannel().invoke(cid, 0)
+                        .getGetChannelController().invoke(cid)
                         .execute().data();
 
         // Observe typing users

samplejava/src/main/java/com/example/chattutorialjava/MainActivity.java

@@ -54,8 +54,7 @@ protected void onCreate(@Nullable Bundle savedInstanceState) {
         );
         ChannelsViewModelFactory factory = new ChannelsViewModelFactory(
                 filter,
-                ChannelsViewModel.DEFAULT_SORT,
-                30 // TODO remove
+                ChannelsViewModel.DEFAULT_SORT
         );
         ChannelsViewModel channelsViewModel = new ViewModelProvider(this, factory).get(ChannelsViewModel.class);