Merge pull request #610 from vector-im/feature/warnings

Fix all warnings and ensure they will not come back

.buildkite/pipeline.yml

@@ -54,4 +54,13 @@ steps:
   # Code quality
 
   - label: "Code quality"
-    command: "./tools/check/check_code_quality.sh"
+    command:
+      - "./tools/check/check_code_quality.sh"
+
+  - label: "ktlint"
+    command:
+      - "curl -sSLO https://github.com/pinterest/ktlint/releases/download/0.34.2/ktlint && chmod a+x ktlint"
+      - "./ktlint --android --experimental -v"
+    plugins:
+      - docker#v3.1.0:
+          image: "openjdk"

.editorconfig

@@ -0,0 +1,32 @@
+# For ktlint configuration. Ref: https://ktlint.github.io/
+
+[*.{kt,kts}]
+# possible values: number (e.g. 2), "unset" (makes ktlint ignore indentation completely)
+indent_size=unset
+# true (recommended) / false
+insert_final_newline=true
+# possible values: number (e.g. 120) (package name, imports & comments are ignored), "off"
+# it's automatically set to 100 on `ktlint --android ...` (per Android Kotlin Style Guide)
+max_line_length=off
+
+# Comma-separated list of rules to disable (Since 0.34.0)
+# Note that rules in any ruleset other than the standard ruleset will need to be prefixed
+# by the ruleset identifier.
+disabled_rules=no-wildcard-imports,no-multi-spaces,colon-spacing,chain-wrapping,import-ordering,experimental:annotation
+
+# The following (so far identified) rules are kept:
+# no-blank-line-before-rbrace
+# final-newline
+# no-consecutive-blank-lines
+# comment-spacing
+# filename
+# comma-spacing
+# paren-spacing
+# op-spacing
+# string-template
+# no-unused-imports
+# curly-spacing
+# no-semi
+# no-empty-class-body
+# experimental:multiline-if-else
+# experimental:no-empty-first-line-in-method-block

.gitignore

@@ -12,3 +12,5 @@
 .externalNativeBuild
 
 /tmp
+
+ktlint

CONTRIBUTING.md

@@ -42,6 +42,15 @@ Make sure the following commands execute without any error:
 
 > ./tools/check/check_code_quality.sh
 
+> curl -sSLO https://github.com/pinterest/ktlint/releases/download/0.34.2/ktlint && chmod a+x ktlint
+> ./ktlint --android -v
+
+Note that you can run
+
+> ./ktlint --android -v -F
+
+For ktlint to fix some detected errors for you
+
 > ./gradlew lintGplayRelease
 
 ### Unit tests

build.gradle

@@ -1,5 +1,3 @@
-import javax.tools.JavaCompiler
-
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 
 buildscript {
@@ -12,7 +10,7 @@ buildscript {
         }
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.5.0'
+        classpath 'com.android.tools.build:gradle:3.5.1'
         classpath 'com.google.gms:google-services:4.3.2'
         classpath "com.airbnb.okreplay:gradle-plugin:1.5.0"
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
@@ -61,6 +59,11 @@ allprojects {
         ]
     }
 
+    tasks.withType(org.jetbrains.kotlin.gradle.tasks.KotlinCompile).all {
+        // Warnings are potential errors, so stop ignoring them
+        kotlinOptions.allWarningsAsErrors = true
+    }
+
     afterEvaluate {
         extensions.findByName("kapt")?.arguments {
             arg("dagger.gradle.incremental", "enabled")

matrix-sdk-android-rx/build.gradle

@@ -5,8 +5,6 @@ apply plugin: 'kotlin-kapt'
 android {
     compileSdkVersion 28
 
-
-
     defaultConfig {
         minSdkVersion 16
         targetSdkVersion 28
@@ -14,7 +12,6 @@ android {
         versionName "1.0"
 
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
-
     }
 
     buildTypes {

matrix-sdk-android-rx/src/main/java/im/vector/matrix/rx/LiveDataObservable.kt

@@ -59,4 +59,4 @@ private class LiveDataObservable<T>(
 
 fun <T> LiveData<T>.asObservable(): Observable<T> {
     return LiveDataObservable(this).observeOn(Schedulers.computation())
-}
+}

matrix-sdk-android-rx/src/main/java/im/vector/matrix/rx/MatrixCallbackCompletable.kt

@@ -19,7 +19,6 @@ package im.vector.matrix.rx
 import im.vector.matrix.android.api.MatrixCallback
 import im.vector.matrix.android.api.util.Cancelable
 import io.reactivex.CompletableEmitter
-import io.reactivex.SingleEmitter
 
 internal class MatrixCallbackCompletable<T>(private val completableEmitter: CompletableEmitter) : MatrixCallback<T> {
 
@@ -36,4 +35,4 @@ fun Cancelable.toCompletable(completableEmitter: CompletableEmitter) {
     completableEmitter.setCancellable {
         this.cancel()
     }
-}
+}

matrix-sdk-android-rx/src/main/java/im/vector/matrix/rx/MatrixCallbackSingle.kt

@@ -35,4 +35,4 @@ fun <T> Cancelable.toSingle(singleEmitter: SingleEmitter<T>) {
     singleEmitter.setCancellable {
         this.cancel()
     }
-}
+}

matrix-sdk-android-rx/src/main/java/im/vector/matrix/rx/OptionalRx.kt

@@ -21,4 +21,4 @@ import io.reactivex.Observable
 
 fun <T : Any> Observable<Optional<T>>.unwrap(): Observable<T> {
     return filter { it.hasValue() }.map { it.get() }
-}
+}

matrix-sdk-android-rx/src/main/java/im/vector/matrix/rx/RxRoom.kt

@@ -67,9 +67,8 @@ class RxRoom(private val room: Room) {
     fun liveDrafts(): Observable<List<UserDraft>> {
         return room.getDraftsLive().asObservable()
     }
-
 }
 
 fun Room.rx(): RxRoom {
     return RxRoom(this)
-}
+}

matrix-sdk-android-rx/src/main/java/im/vector/matrix/rx/RxSession.kt

@@ -71,9 +71,8 @@ class RxSession(private val session: Session) {
     fun joinRoom(roomId: String, viaServers: List<String> = emptyList()): Single<Unit> = Single.create {
         session.joinRoom(roomId, viaServers, MatrixCallbackSingle(it)).toSingle(it)
     }
-
 }
 
 fun Session.rx(): RxSession {
     return RxSession(this)
-}
+}

matrix-sdk-android/src/androidTest/java/im/vector/matrix/android/InstrumentedTest.kt

@@ -28,4 +28,4 @@ interface InstrumentedTest {
     fun cacheDir(): File {
         return context().cacheDir
     }
-}
+}

matrix-sdk-android/src/androidTest/java/im/vector/matrix/android/OkReplayRuleChainNoActivity.kt

@@ -29,4 +29,4 @@ class OkReplayRuleChainNoActivity(
         return RuleChain.outerRule(PermissionRule(configuration))
                 .around(RecorderRule(configuration))
     }
-}
+}

matrix-sdk-android/src/androidTest/java/im/vector/matrix/android/SingleThreadCoroutineDispatcher.kt

@@ -19,4 +19,4 @@ package im.vector.matrix.android
 import im.vector.matrix.android.internal.util.MatrixCoroutineDispatchers
 import kotlinx.coroutines.Dispatchers.Main
 
-internal val testCoroutineDispatchers = MatrixCoroutineDispatchers(Main, Main, Main, Main, Main)
+internal val testCoroutineDispatchers = MatrixCoroutineDispatchers(Main, Main, Main, Main, Main)

matrix-sdk-android/src/androidTest/java/im/vector/matrix/android/auth/AuthenticatorTest.kt

@@ -28,7 +28,6 @@ import org.junit.Rule
 import org.junit.Test
 import org.junit.runner.RunWith
 
-
 @RunWith(AndroidJUnit4::class)
 internal class AuthenticatorTest : InstrumentedTest {
 
@@ -50,7 +49,6 @@ internal class AuthenticatorTest : InstrumentedTest {
     @UiThreadTest
     @OkReplay(tape = "auth", mode = TapeMode.READ_WRITE)
     fun auth() {
-
     }
 
     companion object {
@@ -59,6 +57,4 @@ internal class AuthenticatorTest : InstrumentedTest {
         val grantExternalStoragePermissionRule: GrantPermissionRule =
                 GrantPermissionRule.grant(android.Manifest.permission.WRITE_EXTERNAL_STORAGE)
     }
-
+}
-
-}

matrix-sdk-android/src/androidTest/java/im/vector/matrix/android/internal/crypto/CryptoStoreHelper.kt

@@ -41,4 +41,4 @@ internal class CryptoStoreHelper {
             refreshToken = null,
             deviceId = "deviceId_sample"
     )
-}
+}

matrix-sdk-android/src/androidTest/java/im/vector/matrix/android/internal/crypto/CryptoStoreTest.kt

@@ -114,4 +114,4 @@ class CryptoStoreTest {
         olmAccount1.releaseAccount()
         olmAccount2.releaseAccount()
     }
-}
+}

matrix-sdk-android/src/androidTest/java/im/vector/matrix/android/internal/util/JsonCanonicalizerTest.kt

@@ -62,8 +62,6 @@ internal class JsonCanonicalizerTest : InstrumentedTest {
                 JsonCanonicalizer.canonicalize("{\"a\":\"\\\"\"}"))
     }
 
-
-
     /* ==========================================================================================
      * Test from https://matrix.org/docs/spec/appendices.html#examples
      * ========================================================================================== */
@@ -74,7 +72,6 @@ internal class JsonCanonicalizerTest : InstrumentedTest {
                 JsonCanonicalizer.canonicalize("""{}"""))
     }
 
-
     @Test
     fun matrixOrg002Test() {
         assertEquals("""{"one":1,"two":"Two"}""",
@@ -84,7 +81,6 @@ internal class JsonCanonicalizerTest : InstrumentedTest {
 }"""))
     }
 
-
     @Test
     fun matrixOrg003Test() {
         assertEquals("""{"a":"1","b":"2"}""",
@@ -94,14 +90,12 @@ internal class JsonCanonicalizerTest : InstrumentedTest {
 }"""))
     }
 
-
     @Test
     fun matrixOrg004Test() {
         assertEquals("""{"a":"1","b":"2"}""",
                 JsonCanonicalizer.canonicalize("""{"b":"2","a":"1"}"""))
     }
 
-
     @Test
     fun matrixOrg005Test() {
         assertEquals("""{"auth":{"mxid":"@john.doe:example.com","profile":{"display_name":"John Doe","three_pids":[{"address":"john.doe@example.org","medium":"email"},{"address":"123456789","medium":"msisdn"}]},"success":true}}""",
@@ -126,7 +120,6 @@ internal class JsonCanonicalizerTest : InstrumentedTest {
 }"""))
     }
 
-
     @Test
     fun matrixOrg006Test() {
         assertEquals("""{"a":"日本語"}""",
@@ -135,7 +128,6 @@ internal class JsonCanonicalizerTest : InstrumentedTest {
 }"""))
     }
 
-
     @Test
     fun matrixOrg007Test() {
         assertEquals("""{"日":1,"本":2}""",
@@ -145,7 +137,6 @@ internal class JsonCanonicalizerTest : InstrumentedTest {
 }"""))
     }
 
-
     @Test
     fun matrixOrg008Test() {
         assertEquals("""{"a":"日"}""",
@@ -159,4 +150,4 @@ internal class JsonCanonicalizerTest : InstrumentedTest {
     "a": null
 }"""))
     }
-}
+}

matrix-sdk-android/src/androidTest/java/im/vector/matrix/android/session/room/timeline/ChunkEntityTest.kt

@@ -35,7 +35,6 @@ import org.junit.Before
 import org.junit.Test
 import org.junit.runner.RunWith
 
-
 @RunWith(AndroidJUnit4::class)
 internal class ChunkEntityTest : InstrumentedTest {
 
@@ -48,7 +47,6 @@ internal class ChunkEntityTest : InstrumentedTest {
         monarchy = Monarchy.Builder().setRealmConfiguration(testConfig).build()
     }
 
-
     @Test
     fun add_shouldAdd_whenNotAlreadyIncluded() {
         monarchy.runTransactionSync { realm ->
@@ -194,5 +192,4 @@ internal class ChunkEntityTest : InstrumentedTest {
             chunk1.nextToken shouldEqual nextToken
         }
     }
-
+}
-}

matrix-sdk-android/src/androidTest/java/im/vector/matrix/android/session/room/timeline/FakeGetContextOfEventTask.kt

@@ -32,6 +32,4 @@ internal class FakeGetContextOfEventTask constructor(private val tokenChunkEvent
         )
         return tokenChunkEventPersistor.insertInDb(tokenChunkEvent, params.roomId, PaginationDirection.BACKWARDS)
     }
-
+}
-
-}

matrix-sdk-android/src/androidTest/java/im/vector/matrix/android/session/room/timeline/FakePaginationTask.kt

@@ -28,6 +28,4 @@ internal class FakePaginationTask @Inject constructor(private val tokenChunkEven
         val tokenChunkEvent = FakeTokenChunkEvent(params.from, Random.nextLong(System.currentTimeMillis()).toString(), fakeEvents)
         return tokenChunkEventPersistor.insertInDb(tokenChunkEvent, params.roomId, params.direction)
     }
-
 }
-

matrix-sdk-android/src/androidTest/java/im/vector/matrix/android/session/room/timeline/FakeTokenChunkEvent.kt

@@ -23,4 +23,4 @@ internal data class FakeTokenChunkEvent(override val start: String?,
                                         override val end: String?,
                                         override val events: List<Event> = emptyList(),
                                         override val stateEvents: List<Event> = emptyList()
-) : TokenChunkEvent
+) : TokenChunkEvent

matrix-sdk-android/src/androidTest/java/im/vector/matrix/android/session/room/timeline/RoomDataHelper.kt

@@ -88,6 +88,4 @@ object RoomDataHelper {
             roomEntity.addOrUpdate(chunkEntity)
         }
     }
-
+}
-
-}

matrix-sdk-android/src/androidTest/java/im/vector/matrix/android/session/room/timeline/TimelineTest.kt

@@ -81,6 +81,4 @@ internal class TimelineTest : InstrumentedTest {
 //        timelineEvents.size shouldEqual initialLoad + paginationCount
 //        timeline.dispose()
 //    }
-
+}
-
-}

matrix-sdk-android/src/debug/java/im/vector/matrix/android/internal/network/interceptors/FormattedJsonHttpLogger.kt

@@ -51,7 +51,6 @@ class FormattedJsonHttpLogger : HttpLoggingInterceptor.Logger {
                     // Finally this is not a JSON string...
                     Timber.e(e)
                 }
-
             } else if (message.startsWith("[")) {
                 // JSON Array detected
                 try {
@@ -61,7 +60,6 @@ class FormattedJsonHttpLogger : HttpLoggingInterceptor.Logger {
                     // Finally not JSON...
                     Timber.e(e)
                 }
-
             }
             // Else not a json string to log
         }
@@ -73,4 +71,4 @@ class FormattedJsonHttpLogger : HttpLoggingInterceptor.Logger {
             Timber.v(s)
         }
     }
-}
+}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/Matrix.kt

@@ -38,7 +38,6 @@ data class MatrixConfiguration(
     interface Provider {
         fun providesMatrixConfiguration(): MatrixConfiguration
     }
-
 }
 
 /**
@@ -98,5 +97,4 @@ class Matrix private constructor(context: Context, matrixConfiguration: MatrixCo
             return BuildConfig.VERSION_NAME + " (" + BuildConfig.GIT_SDK_REVISION + ")"
         }
     }
-
 }

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/MatrixCallback.kt

@@ -27,7 +27,7 @@ interface MatrixCallback<in T> {
      * @param data the data successfully returned from the async function
      */
     fun onSuccess(data: T) {
-        //no-op
+        // no-op
     }
 
     /**
@@ -35,7 +35,6 @@ interface MatrixCallback<in T> {
      * @param failure the failure data returned from the async function
      */
     fun onFailure(failure: Throwable) {
-        //no-op
+        // no-op
     }
-
+}
-}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/MatrixPatterns.kt

@@ -16,7 +16,6 @@
 
 package im.vector.matrix.android.api
 
-
 /**
  * This class contains pattern to match the different Matrix ids
  */
@@ -154,6 +153,5 @@ object MatrixPatterns {
         return if (index == -1) {
             null
         } else matrixId.substring(index + 1)
-
     }
 }

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/auth/Authenticator.kt

@@ -68,4 +68,4 @@ interface Authenticator {
      * Create a session after a SSO successful login
      */
     fun createSessionFromSso(credentials: Credentials, homeServerConnectionConfig: HomeServerConnectionConfig): Session
-}
+}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/auth/data/HomeServerConnectionConfig.kt

@@ -253,13 +253,5 @@ data class HomeServerConnectionConfig(
                     forceUsageTlsVersions
             )
         }
-
     }
-
-
 }
-
-
-
-
-

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/comparators/DatedObjectComparators.kt

@@ -37,4 +37,4 @@ object DatedObjectComparators {
             (datedObject2.date - datedObject1.date).toInt()
         }
     }
-}
+}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/extensions/MatrixSdkExtensions.kt

@@ -29,7 +29,6 @@ fun MXDeviceInfo.getFingerprintHumanReadable() = fingerprint()
         ?.chunked(4)
         ?.joinToString(separator = " ")
 
-
 fun List<DeviceInfo>.sortByLastSeen() {
     Collections.sort(this, DatedObjectComparators.descComparator)
-}
+}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/failure/ConsentNotGivenError.kt

@@ -19,4 +19,4 @@ package im.vector.matrix.android.api.failure
 // This data class will be sent to the bus
 data class ConsentNotGivenError(
         val consentUri: String
-)
+)

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/failure/Failure.kt

@@ -42,5 +42,4 @@ sealed class Failure(cause: Throwable? = null) : Throwable(cause = cause) {
     data class CryptoError(val error: MXCryptoError) : Failure(error)
 
     abstract class FeatureFailure : Failure()
-
+}
-}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/failure/MatrixError.kt

@@ -33,7 +33,6 @@ data class MatrixError(
         @Json(name = "limit_type") val limitType: String? = null,
         @Json(name = "admin_contact") val adminUri: String? = null) {
 
-
     companion object {
         const val FORBIDDEN = "M_FORBIDDEN"
         const val UNKNOWN = "M_UNKNOWN"
@@ -64,4 +63,4 @@ data class MatrixError(
         // Possible value for "limit_type"
         const val LIMIT_TYPE_MAU = "monthly_active_user"
     }
-}
+}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/listeners/ProgressListener.kt

@@ -25,4 +25,4 @@ interface ProgressListener {
      * @param total
      */
     fun onProgress(progress: Int, total: Int)
-}
+}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/listeners/StepProgressListener.kt

@@ -31,4 +31,4 @@ interface StepProgressListener {
      * @param step The current step, containing progress data if available. Else you should consider progress as indeterminate
      */
     fun onStepProgress(step: Step)
-}
+}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/permalinks/MatrixLinkify.kt

@@ -51,5 +51,4 @@ object MatrixLinkify {
         }
         return hasMatch
     }
-
+}
-}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/permalinks/MatrixPermalinkSpan.kt

@@ -35,6 +35,4 @@ class MatrixPermalinkSpan(private val url: String,
     override fun onClick(widget: View) {
         callback?.onUrlClicked(url)
     }
-
+}
-
-}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/permalinks/PermalinkData.kt

@@ -33,5 +33,4 @@ sealed class PermalinkData {
     data class GroupLink(val groupId: String) : PermalinkData()
 
     data class FallbackLink(val uri: Uri) : PermalinkData()
-
 }

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/permalinks/PermalinkFactory.kt

@@ -51,7 +51,6 @@ object PermalinkFactory {
         return if (TextUtils.isEmpty(id)) {
             null
         } else MATRIX_TO_URL_BASE + escape(id)
-
     }
 
     /**
@@ -78,10 +77,8 @@ object PermalinkFactory {
         return if (isSupported) {
             url!!.substring(MATRIX_TO_URL_BASE.length)
         } else null
-
     }
 
-
     /**
      * Escape '/' in id, because it is used as a separator
      *

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/permalinks/PermalinkParser.kt

@@ -72,5 +72,4 @@ object PermalinkParser {
             else                                 -> PermalinkData.FallbackLink(uri)
         }
     }
-
+}
-}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/pushrules/Action.kt

@@ -18,7 +18,6 @@ package im.vector.matrix.android.api.pushrules
 import im.vector.matrix.android.api.pushrules.rest.PushRule
 import timber.log.Timber
 
-
 sealed class Action {
     object Notify : Action()
     object DoNotNotify : Action()
@@ -26,7 +25,6 @@ sealed class Action {
     data class Highlight(val highlight: Boolean) : Action()
 }
 
-
 private const val ACTION_NOTIFY = "notify"
 private const val ACTION_DONT_NOTIFY = "dont_notify"
 private const val ACTION_COALESCE = "coalesce"
@@ -80,7 +78,6 @@ fun PushRule.getActions(): List<Action> {
                         }
                         // When the value is not there, default sound (not specified by the spec)
                                 ?: Action.Sound(ACTION_OBJECT_VALUE_VALUE_DEFAULT)
-
                     }
                     ACTION_OBJECT_SET_TWEAK_VALUE_HIGHLIGHT -> {
                         (actionStrOrObj[ACTION_OBJECT_VALUE_KEY] as? Boolean)?.let { boolValue ->
@@ -104,7 +101,5 @@ fun PushRule.getActions(): List<Action> {
         }
     }
 
-
     return result
 }
-

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/pushrules/Condition.kt

@@ -35,9 +35,7 @@ abstract class Condition(val kind: Kind) {
                     else                             -> UNRECOGNIZE
                 }
             }
-
         }
-
     }
 
     abstract fun isSatisfied(conditionResolver: ConditionResolver): Boolean
@@ -45,4 +43,4 @@ abstract class Condition(val kind: Kind) {
     open fun technicalDescription(): String {
         return "Kind: $kind"
     }
-}
+}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/pushrules/ConditionResolver.kt

@@ -25,4 +25,4 @@ interface ConditionResolver {
     fun resolveRoomMemberCountCondition(roomMemberCountCondition: RoomMemberCountCondition): Boolean
     fun resolveSenderNotificationPermissionCondition(senderNotificationPermissionCondition: SenderNotificationPermissionCondition): Boolean
     fun resolveContainsDisplayNameCondition(containsDisplayNameCondition: ContainsDisplayNameCondition) : Boolean
-}
+}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/pushrules/ContainsDisplayNameCondition.kt

@@ -38,7 +38,7 @@ class ContainsDisplayNameCondition : Condition(Kind.contains_display_name) {
             EventType.MESSAGE -> {
                 event.content.toModel<MessageContent>()
             }
-            //TODO the spec says:
+            // TODO the spec says:
             // Matches any message whose content is unencrypted and contains the user's current display name
             // EventType.ENCRYPTED -> {
             //     event.root.getClearContent()?.toModel<MessageContent>()
@@ -49,7 +49,6 @@ class ContainsDisplayNameCondition : Condition(Kind.contains_display_name) {
         return caseInsensitiveFind(displayName, message.body)
     }
 
-
     companion object {
         /**
          * Returns whether a string contains an occurrence of another, as a standalone word, regardless of case.
@@ -76,4 +75,4 @@ class ContainsDisplayNameCondition : Condition(Kind.contains_display_name) {
             return res
         }
     }
-}
+}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/pushrules/EventMatchCondition.kt

@@ -29,28 +29,25 @@ class EventMatchCondition(val key: String, val pattern: String) : Condition(Kind
         return "'$key' Matches '$pattern'"
     }
 
-
     fun isSatisfied(event: Event): Boolean {
-        //TODO encrypted events?
+        // TODO encrypted events?
         val rawJson = MoshiProvider.providesMoshi().adapter(Event::class.java).toJsonValue(event) as? Map<*, *>
                 ?: return false
         val value = extractField(rawJson, key) ?: return false
 
-        //Patterns with no special glob characters should be treated as having asterisks prepended
+        // Patterns with no special glob characters should be treated as having asterisks prepended
         // and appended when testing the condition.
         try {
             val modPattern = if (hasSpecialGlobChar(pattern)) simpleGlobToRegExp(pattern) else simpleGlobToRegExp("*$pattern*")
             val regex = Regex(modPattern, RegexOption.DOT_MATCHES_ALL)
             return regex.containsMatchIn(value)
         } catch (e: Throwable) {
-            //e.g PatternSyntaxException
+            // e.g PatternSyntaxException
             Timber.e(e, "Failed to evaluate push condition")
             return false
         }
-
     }
 
-
     private fun extractField(jsonObject: Map<*, *>, fieldPath: String): String? {
         val fieldParts = fieldPath.split(".")
         if (fieldParts.isEmpty()) return null
@@ -77,9 +74,9 @@ class EventMatchCondition(val key: String, val pattern: String) : Condition(Kind
             return glob.contains("*") || glob.contains("?")
         }
 
-        //Very simple glob to regexp converter
+        // Very simple glob to regexp converter
         private fun simpleGlobToRegExp(glob: String): String {
-            var out = ""//"^"
+            var out = "" // "^"
             for (i in 0 until glob.length) {
                 val c = glob[i]
                 when (c) {
@@ -90,8 +87,8 @@ class EventMatchCondition(val key: String, val pattern: String) : Condition(Kind
                     else -> out += c
                 }
             }
-            out += ""//'$'.toString()
+            out += "" // '$'.toString()
             return out
         }
     }
-}
+}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/pushrules/PushRuleService.kt

@@ -27,10 +27,10 @@ interface PushRuleService {
      */
     fun fetchPushRules(scope: String = RuleScope.GLOBAL)
 
-    //TODO get push rule set
+    // TODO get push rule set
     fun getPushRules(scope: String = RuleScope.GLOBAL): List<PushRule>
 
-    //TODO update rule
+    // TODO update rule
 
     fun updatePushRuleEnableStatus(kind: RuleKind, pushRule: PushRule, enabled: Boolean, callback: MatrixCallback<Unit>): Cancelable
 
@@ -47,4 +47,4 @@ interface PushRuleService {
         fun onEventRedacted(redactedEventId: String)
         fun batchFinish()
     }
-}
+}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/pushrules/RoomMemberCountCondition.kt

@@ -62,6 +62,5 @@ class RoomMemberCountCondition(val iz: String) : Condition(Kind.room_member_coun
             Timber.d(t)
         }
         return null
-
     }
-}
+}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/pushrules/SenderNotificationPermissionCondition.kt

@@ -18,7 +18,6 @@ package im.vector.matrix.android.api.pushrules
 import im.vector.matrix.android.api.session.events.model.Event
 import im.vector.matrix.android.api.session.room.model.PowerLevels
 
-
 class SenderNotificationPermissionCondition(val key: String) : Condition(Kind.sender_notification_permission) {
 
     override fun isSatisfied(conditionResolver: ConditionResolver): Boolean {
@@ -29,8 +28,7 @@ class SenderNotificationPermissionCondition(val key: String) : Condition(Kind.se
         return "User power level <$key>"
     }
 
-
     fun isSatisfied(event: Event, powerLevels: PowerLevels): Boolean {
         return event.senderId != null && powerLevels.getUserPowerLevel(event.senderId) >= powerLevels.notificationLevel(key)
     }
-}
+}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/pushrules/rest/PushCondition.kt

@@ -76,4 +76,4 @@ data class PushCondition(
             }
         }
     }
-}
+}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/pushrules/rest/PushRule.kt

@@ -19,7 +19,6 @@ package im.vector.matrix.android.api.pushrules.rest
 import com.squareup.moshi.Json
 import com.squareup.moshi.JsonClass
 
-
 @JsonClass(generateAdapter = true)
 data class PushRule(
         /**
@@ -47,4 +46,3 @@ data class PushRule(
          */
         val pattern: String? = null
 )
-

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/pushrules/rest/Ruleset.kt

@@ -24,4 +24,4 @@ data class Ruleset(
         val room: List<PushRule>? = null,
         val sender: List<PushRule>? = null,
         val underride: List<PushRule>? = null
-)
+)

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/InitialSyncProgressService.kt

@@ -26,4 +26,4 @@ interface InitialSyncProgressService {
             @StringRes val statusText: Int,
             val percentProgress: Int = 0
     )
-}
+}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/Session.kt

@@ -68,7 +68,6 @@ interface Session :
     val myUserId: String
         get() = sessionParams.credentials.userId
 
-
     /**
      * This method allow to open a session. It does start some service on the background.
      */
@@ -145,7 +144,5 @@ interface Session :
          * A M_CONSENT_NOT_GIVEN error has been received from the homeserver
          */
         fun onConsentNotGivenError(consentNotGivenError: ConsentNotGivenError)
-
     }
-
+}
-}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/cache/CacheService.kt

@@ -27,5 +27,4 @@ interface CacheService {
      * Clear the whole cached data, except credentials. Once done, the session is closed and has to be opened again
      */
     fun clearCache(callback: MatrixCallback<Unit>)
-
+}
-}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/content/ContentAttachmentData.kt

@@ -40,5 +40,4 @@ data class ContentAttachmentData(
         AUDIO,
         VIDEO
     }
-
+}
-}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/content/ContentUploadStateTracker.kt

@@ -35,4 +35,4 @@ interface ContentUploadStateTracker {
         object Success : State()
         data class Failure(val throwable: Throwable) : State()
     }
-}
+}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/content/ContentUrlResolver.kt

@@ -44,4 +44,4 @@ interface ContentUrlResolver {
      * @return the URL to access the described resource, or null if the url is invalid.
      */
     fun resolveThumbnail(contentUrl: String?, width: Int, height: Int, method: ThumbnailMethod): String?
-}
+}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/crypto/CryptoService.kt

@@ -112,5 +112,4 @@ interface CryptoService {
     fun addNewSessionListener(newSessionListener: NewSessionListener)
 
     fun removeSessionListener(listener: NewSessionListener)
-
+}
-}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/crypto/MXCryptoError.kt

@@ -90,4 +90,4 @@ sealed class MXCryptoError : Throwable() {
         const val NO_MORE_ALGORITHM_REASON = "Room was previously configured to use encryption, but is no longer." +
                 " Perhaps the homeserver is hiding the configuration event."
     }
-}
+}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/crypto/keysbackup/KeysBackupService.kt

@@ -210,5 +210,4 @@ interface KeysBackupService {
     val isEnabled: Boolean
     val isStucked: Boolean
     val state: KeysBackupState
-
+}
-}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/crypto/keysbackup/KeysBackupState.kt

@@ -72,4 +72,4 @@ enum class KeysBackupState {
     WillBackUp,
     // e2e keys are being sent to the homeserver
     BackingUp
-}
+}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/crypto/keysbackup/KeysBackupStateListener.kt

@@ -23,4 +23,4 @@ interface KeysBackupStateListener {
      * @param newState the new state
      */
     fun onStateChange(newState: KeysBackupState)
-}
+}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/crypto/sas/CancelCode.kt

@@ -30,4 +30,4 @@ enum class CancelCode(val value: String, val humanReadable: String) {
 
 fun safeValueOf(code: String?): CancelCode {
     return CancelCode.values().firstOrNull { code == it.value } ?: CancelCode.User
-}
+}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/crypto/sas/EmojiRepresentation.kt

@@ -19,4 +19,4 @@ package im.vector.matrix.android.api.session.crypto.sas
 import androidx.annotation.StringRes
 
 data class EmojiRepresentation(val emoji: String,
-                               @StringRes val nameResId: Int)
+                               @StringRes val nameResId: Int)

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/crypto/sas/IncomingSasVerificationTransaction.kt

@@ -31,4 +31,4 @@ interface IncomingSasVerificationTransaction {
         CANCELLED_BY_ME,
         CANCELLED_BY_OTHER
     }
-}
+}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/crypto/sas/OutgoingSasVerificationRequest.kt

@@ -29,4 +29,4 @@ interface OutgoingSasVerificationRequest {
         CANCELLED_BY_ME,
         CANCELLED_BY_OTHER
     }
-}
+}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/crypto/sas/SasMode.kt

@@ -19,4 +19,4 @@ package im.vector.matrix.android.api.session.crypto.sas
 object SasMode {
     const val DECIMAL = "decimal"
     const val EMOJI = "emoji"
-}
+}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/crypto/sas/SasVerificationService.kt

@@ -36,4 +36,4 @@ interface SasVerificationService {
         fun transactionUpdated(tx: SasVerificationTransaction)
         fun markedAsManuallyVerified(userId: String, deviceId: String)
     }
-}
+}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/crypto/sas/SasVerificationTransaction.kt

@@ -47,4 +47,4 @@ interface SasVerificationTransaction {
      * both short codes do match
      */
     fun userHasVerifiedShortCode()
-}
+}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/crypto/sas/SasVerificationTxState.kt

@@ -43,7 +43,7 @@ enum class SasVerificationTxState {
     Verifying,
     Verified,
 
-    //Global: The verification has been cancelled (by me or other), see cancelReason for details
+    // Global: The verification has been cancelled (by me or other), see cancelReason for details
     Cancelled,
     OnCancelled
 }

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/events/model/AggregatedAnnotation.kt

@@ -34,9 +34,9 @@ import com.squareup.moshi.JsonClass
  */
 
 @JsonClass(generateAdapter = true)
-data class AggregatedAnnotation (
+data class AggregatedAnnotation(
         override val limited: Boolean? = false,
         override val count: Int? = 0,
         val chunk: List<RelationChunkInfo>? = null
 
-) : UnsignedRelationInfo
+) : UnsignedRelationInfo

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/events/model/AggregatedRelations.kt

@@ -50,4 +50,4 @@ import com.squareup.moshi.JsonClass
 data class AggregatedRelations(
         @Json(name = "m.annotation") val annotations: AggregatedAnnotation? = null,
         @Json(name = "m.reference") val references: DefaultUnsignedRelationInfo? = null
-)
+)

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/events/model/DefaultUnsignedRelationInfo.kt

@@ -23,4 +23,4 @@ data class DefaultUnsignedRelationInfo(
         override val count: Int? = 0,
         val chunk: List<Map<String, Any>>? = null
 
-) : UnsignedRelationInfo
+) : UnsignedRelationInfo

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/events/model/Event.kt

@@ -81,7 +81,6 @@ data class Event(
         @Json(name = "redacts") val redacts: String? = null
 ) {
 
-
     @Transient
     var mxDecryptionResult: OlmDecryptionResult? = null
 
@@ -91,7 +90,6 @@ data class Event(
     @Transient
     var sendState: SendState = SendState.UNKNOWN
 
-
     /**
      * Check if event is a state event.
      * @return true if event is state event.
@@ -100,9 +98,9 @@ data class Event(
         return EventType.isStateEvent(getClearType())
     }
 
-    //==============================================================================================================
+    // ==============================================================================================================
     // Crypto
-    //==============================================================================================================
+    // ==============================================================================================================
 
     /**
      * @return true if this event is encrypted.
@@ -136,6 +134,7 @@ data class Event(
      * @return the event content
      */
     fun getClearContent(): Content? {
+        @Suppress("UNCHECKED_CAST")
         return mxDecryptionResult?.payload?.get("content") as? Content ?: content
     }
 
@@ -194,10 +193,8 @@ data class Event(
         result = 31 * result + sendState.hashCode()
         return result
     }
-
 }
 
-
 fun Event.isTextMessage(): Boolean {
     return getClearType() == EventType.MESSAGE
             && when (getClearContent()?.toModel<MessageContent>()?.type) {
@@ -214,4 +211,4 @@ fun Event.isImageMessage(): Boolean {
         MessageType.MSGTYPE_IMAGE -> true
         else                      -> false
     }
-}
+}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/events/model/EventType.kt

@@ -16,7 +16,6 @@
 
 package im.vector.matrix.android.api.session.events.model
 
-
 /**
  * Constants defining known event types from Matrix specifications.
  */
@@ -93,7 +92,6 @@ object EventType {
             STATE_PINNED_EVENT
     )
 
-
     fun isStateEvent(type: String): Boolean {
         return STATE_EVENTS.contains(type)
     }

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/events/model/RelationType.kt

@@ -15,7 +15,6 @@
  */
 package im.vector.matrix.android.api.session.events.model
 
-
 /**
  * Constants defining known event relation types from Matrix specifications
  */
@@ -27,5 +26,4 @@ object RelationType {
     const val REPLACE = "m.replace"
     /** Lets you define an event which references an existing event.*/
     const val REFERENCE = "m.reference"
-
+}
-}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/events/model/UnsignedData.kt

@@ -26,4 +26,4 @@ data class UnsignedData(
         @Json(name = "transaction_id") val transactionId: String? = null,
         @Json(name = "prev_content") val prevContent: Map<String, Any>? = null,
         @Json(name = "m.relations") val relations: AggregatedRelations? = null
-)
+)

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/events/model/UnsignedRelationInfo.kt

@@ -15,8 +15,7 @@
  */
 package im.vector.matrix.android.api.session.events.model
 
-
 interface UnsignedRelationInfo {
     val limited : Boolean?
     val count: Int?
-}
+}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/file/FileService.kt

@@ -20,7 +20,6 @@ import im.vector.matrix.android.api.MatrixCallback
 import im.vector.matrix.android.internal.crypto.attachments.ElementToDecrypt
 import java.io.File
 
-
 /**
  * This interface defines methods to get files.
  */
@@ -49,4 +48,4 @@ interface FileService {
             url: String?,
             elementToDecrypt: ElementToDecrypt?,
             callback: MatrixCallback<File>)
-}
+}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/group/Group.kt

@@ -21,4 +21,4 @@ package im.vector.matrix.android.api.session.group
  */
 interface Group {
     val groupId: String
-}
+}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/group/GroupService.kt

@@ -19,7 +19,6 @@ package im.vector.matrix.android.api.session.group
 import androidx.lifecycle.LiveData
 import im.vector.matrix.android.api.session.group.model.GroupSummary
 
-
 /**
  * This interface defines methods to get groups. It's implemented at the session level.
  */
@@ -37,4 +36,4 @@ interface GroupService {
      * @return the [LiveData] of [GroupSummary]
      */
     fun liveGroupSummaries(): LiveData<List<GroupSummary>>
-}
+}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/group/model/GroupSummary.kt

@@ -30,4 +30,4 @@ data class GroupSummary(
         val avatarUrl: String = "",
         val roomIds: List<String> = emptyList(),
         val userIds: List<String> = emptyList()
-)
+)

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/homeserver/HomeServerCapabilitiesService.kt

@@ -25,5 +25,4 @@ interface HomeServerCapabilitiesService {
      * Get the HomeServer capabilities
      */
     fun getHomeServerCapabilities(): HomeServerCapabilities
-
 }

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/pushers/Pusher.kt

@@ -39,4 +39,4 @@ enum class PusherState {
 data class PusherData(
         val url: String? = null,
         val format: String? = null
-)
+)

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/pushers/PushersService.kt

@@ -19,7 +19,6 @@ import androidx.lifecycle.LiveData
 import im.vector.matrix.android.api.MatrixCallback
 import java.util.UUID
 
-
 interface PushersService {
 
     /**
@@ -53,7 +52,6 @@ interface PushersService {
                       append: Boolean,
                       withEventIdOnly: Boolean): UUID
 
-
     fun removeHttpPusher(pushkey: String, appId: String, callback: MatrixCallback<Unit>)
 
     companion object {
@@ -63,4 +61,4 @@ interface PushersService {
     fun livePushers(): LiveData<List<Pusher>>
 
     fun pushers() : List<Pusher>
-}
+}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/room/Room.kt

@@ -53,5 +53,4 @@ interface Room :
     fun getRoomSummaryLive(): LiveData<Optional<RoomSummary>>
 
     fun roomSummary(): RoomSummary?
-
+}
-}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/room/RoomDirectoryService.kt

@@ -42,5 +42,4 @@ interface RoomDirectoryService {
      * Includes both the available protocols and all fields required for queries against each protocol.
      */
     fun getThirdPartyProtocol(callback: MatrixCallback<Map<String, ThirdPartyProtocol>>): Cancelable
-
+}
-}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/room/RoomService.kt

@@ -53,5 +53,4 @@ interface RoomService {
      * @return the [LiveData] of [RoomSummary]
      */
     fun liveRoomSummaries(): LiveData<List<RoomSummary>>
-
+}
-}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/room/crypto/RoomCryptoService.kt

@@ -23,4 +23,4 @@ interface RoomCryptoService {
     fun encryptionAlgorithm(): String?
 
     fun shouldEncryptForInvitedMembers(): Boolean
-}
+}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/room/failure/CreateRoomFailure.kt

@@ -21,5 +21,4 @@ import im.vector.matrix.android.api.failure.Failure
 sealed class CreateRoomFailure : Failure.FeatureFailure() {
 
     object CreatedWithTimeout: CreateRoomFailure()
-
+}
-}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/room/failure/JoinRoomFailure.kt

@@ -21,5 +21,4 @@ import im.vector.matrix.android.api.failure.Failure
 sealed class JoinRoomFailure : Failure.FeatureFailure() {
 
     object JoinedWithTimeout : JoinRoomFailure()
-
+}
-}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/room/members/MembershipService.kt

@@ -64,5 +64,4 @@ interface MembershipService {
      * Leave the room, or reject an invitation.
      */
     fun leave(callback: MatrixCallback<Unit>): Cancelable
-
+}
-}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/room/model/EventAnnotationsSummary.kt

@@ -19,4 +19,4 @@ data class EventAnnotationsSummary(
         var eventId: String,
         var reactionsSummary: List<ReactionAggregatedSummary>,
         var editSummary: EditAggregatedSummary?
-)
+)

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/room/model/Invite.kt

@@ -27,4 +27,4 @@ data class Invite(
         @Json(name = "display_name") val displayName: String,
         @Json(name = "signed") val signed: Signed
 
-)
+)

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/room/model/Membership.kt

@@ -43,5 +43,4 @@ enum class Membership(val value: String) {
     fun isLeft(): Boolean {
         return this == KNOCK || this == LEAVE || this == BAN
     }
-
 }

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/room/model/PowerLevels.kt

@@ -78,7 +78,6 @@ data class PowerLevels(
         return if (!TextUtils.isEmpty(eventTypeString) && !TextUtils.isEmpty(userId)) {
             getUserPowerLevel(userId) >= minimumPowerLevelForSendingEventAsMessage(eventTypeString)
         } else false
-
     }
 
     /**
@@ -113,7 +112,6 @@ data class PowerLevels(
         return events[eventTypeString] ?: stateDefault
     }
 
-
     /**
      * Get the notification level for a dedicated key.
      *
@@ -134,4 +132,4 @@ data class PowerLevels(
 
         return 50
     }
-}
+}

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/room/model/ReactionAggregatedSummary.kt

@@ -23,4 +23,4 @@ data class ReactionAggregatedSummary(
         val firstTimestamp: Long,       // unix timestamp
         val sourceEvents: List<String>,
         val localEchoEvents: List<String>
-)
+)