org.springframework.beans

Class BeanUtils.KotlinDelegate

java.lang.Object

org.springframework.beans.BeanUtils.KotlinDelegate

Enclosing class:

BeanUtils

private static class BeanUtils.KotlinDelegate
extends java.lang.Object

Inner class to avoid a hard dependency on Kotlin at runtime.

Constructor Summary

Constructors

Modifier	Constructor and Description
private	KotlinDelegate()

Method Summary

Modifier and Type	Method and Description
static <T> java.lang.reflect.Constructor<T>	findPrimaryConstructor(java.lang.Class<T> clazz) Retrieve the Java constructor corresponding to the Kotlin primary constructor, if any.
static <T> java.lang.reflect.Constructor<T>	getPrimaryConstructor(java.lang.Class<T> clazz) Determine the Java constructor corresponding to the Kotlin primary constructor.
static <T> T	instantiateClass(java.lang.reflect.Constructor<T> ctor, java.lang.Object... args) Instantiate a Kotlin class using the provided constructor.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

KotlinDelegate

private KotlinDelegate()

Method Detail

getPrimaryConstructor

public static <T> java.lang.reflect.Constructor<T> getPrimaryConstructor(java.lang.Class<T> clazz)
                                                                  throws java.lang.NoSuchMethodException

Determine the Java constructor corresponding to the Kotlin primary constructor.

Parameters:

clazz - the Class of the Kotlin class

Throws:

java.lang.NoSuchMethodException - if no such constructor found

Since:

5.0.3

See Also:

findPrimaryConstructor(java.lang.Class<T>), Class.getDeclaredConstructor(java.lang.Class<?>...)

findPrimaryConstructor

@Nullable
public static <T> java.lang.reflect.Constructor<T> findPrimaryConstructor(java.lang.Class<T> clazz)

Retrieve the Java constructor corresponding to the Kotlin primary constructor, if any.

Parameters:

clazz - the Class of the Kotlin class

See Also:

http://kotlinlang.org/docs/reference/classes.html#constructors

instantiateClass

public static <T> T instantiateClass(java.lang.reflect.Constructor<T> ctor,
                                     java.lang.Object... args)
                              throws java.lang.IllegalAccessException,
                                     java.lang.reflect.InvocationTargetException,
                                     java.lang.InstantiationException

Instantiate a Kotlin class using the provided constructor.

Parameters:

ctor - the constructor of the Kotlin class to instantiate

args - the constructor arguments to apply (use null for unspecified parameter if needed)

Throws:

java.lang.IllegalAccessException

java.lang.reflect.InvocationTargetException

java.lang.InstantiationException