stdlib/kotlin.reflect/KClass

KClass

actual interface KClass<T : Any> : KDeclarationContainer, KAnnotatedElement, KClassifier(source)

Represents a class and provides introspection capabilities. Instances of this class are obtainable by the ::class syntax. See the Kotlin language documentation for more information.

Since Kotlin

1.0

Parameters

T

the type of the class.

Functions

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abstract operator override fun equals(other: Any?): Boolean

Returns true if this KClass instance represents the same Kotlin class as the class represented by other. On JVM this means that all of the following conditions are satisfied:

Since Kotlin 1.0
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abstract override fun hashCode(): Int
Since Kotlin 1.0

Properties

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abstract val annotations: List<Annotation>

Annotations which are present on this element.

Since Kotlin 1.0
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abstract val constructors: Collection<KFunction<T>>

All constructors declared in this class.

Since Kotlin 1.0
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abstract override val members: Collection<KCallable<*>>

All functions and properties accessible in this class, including those declared in this class and all of its superclasses. Does not include constructors.

Since Kotlin 1.0
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abstract val nestedClasses: Collection<KClass<*>>

All classes declared inside this class. This includes both inner and static nested classes.

Since Kotlin 1.0
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abstract val objectInstance: T?

The instance of the object declaration, or null if this class is not an object declaration.

Since Kotlin 1.0
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actual abstract val qualifiedName: String?

The fully qualified dot-separated name of the class, or null if the class is local or a class of an anonymous object.

Since Kotlin 1.0
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actual abstract val simpleName: String?

The simple name of the class as it was declared in the source code, or null if the class has no name (if, for example, it is a class of an anonymous object).

Since Kotlin 1.0

Extensions

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@get:JvmName(name = "getJavaClass")
val <T> KClass<T>.java: Class<T>

Returns a Java Class instance corresponding to the given KClass instance.

Since Kotlin 1.0
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@get:JvmName(name = "getRuntimeClassOfKClassInstance")
val <T : Any> KClass<T>.javaClass: Class<KClass<T>>
Since Kotlin 1.0
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val <T : Any> KClass<T>.javaObjectType: Class<T>

Returns a Java Class instance corresponding to the given KClass instance. In case of primitive types it returns corresponding wrapper classes.

Since Kotlin 1.0
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val <T : Any> KClass<T>.javaPrimitiveType: Class<T>?

Returns a Java Class instance representing the primitive type corresponding to the given KClass if it exists.

Since Kotlin 1.0
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val KClass<*>.jvmName: String

Returns the JVM name of the class represented by this KClass instance.

Since Kotlin 1.0