Sottti

<vector xmlns:android="http://schemas.android.com/apk/res/android"
    android:width="100dp"
    android:height="34dp"
    android:viewportWidth="100"
    android:viewportHeight="34">
  <path
      android:fillColor="@color/car_logo_fill"
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Sottti

<vector xmlns:android="http://schemas.android.com/apk/res/android"
    android:width="100dp"
    android:height="100dp"
    android:viewportWidth="100"
    android:viewportHeight="100">
  <group>
    <clip-path
        android:pathData="M0,0h100v100H0z"/>
    <path
        android:fillColor="@color/car_logo_fill"

Sottti

open class User(val userId: Int, val userName: String)
class Editor(userId: Int, userName: String, val rank: Int) : User(userId, userName)
class Moderator(userId: Int, userName: String, val type: Int) : User(userId, userName)
class Staff(userId: Int, userName: String, val department: String) : User(userId, userName)

Sottti

// OverridenFromAnotherFile.kt

// Error: getAge() is not visible because is protected
val userAge = User().getAge()

// Error: getAge() is not visible because inherits the protected modifier
val moderatorAge = Moderator().getAge()

// getAge() is visible because the modifier is declared explicitly as public
val staffAge = Staff().getAge()

Sottti

// Overridden.kt

public open class User {
    protected open fun getAge() = 16
}

public class Moderator : User() {
  // getAge() inherits the protected modifier as default
    override fun getAge() = 18
}

Sottti

// User is public
// The User primary constructor is private
class User private constructor(id : Int) {
  // ...
}

// Moderator is internal
// The Moderator primary constructor is private
internal Moderator private constructor(id : Int) {
  // ...

Sottti

// DifferentModule.kt file

// ERROR: numberThree is not visible because this file is in a different module than Internal.kt
// ERROR: numberEight is not visible because User() is in a different module than Internal.kt
private const val numberEleven = numberThree.plus(User().numberEight)

Sottti

// SameModule.kt file

// numberThree is visible because this file is in the same module than Internal.kt
// numberEight is visible because this file is in the same module than User
private const val numberEleven = numberThree.plus(User().numberEight)

Sottti

// Internal.kt file

// Visible to everyone in the same module
internal const val numberThree = 3

// Visible to everyone in the same module
internal open class User() {
    // Visible to everyone in the same module that has visibility on User
    internal val numberEight = numberThree.plus(5)
}

Sottti

// AnotherFile.kt file

// numberThree is visible to any other file because it's public
// numberEight is visible to any other file because User and numberEight are public
// numberEleven is visible to any other file because Moderator and numberEleven are public
private const val numberTwentyTwo = numberThree + User().numberEight + Moderator().numberEleven