Package com.querydsl.core.util

Class ConstructorUtils

java.lang.Object

com.querydsl.core.util.ConstructorUtils

public final class ConstructorUtils
extends Object

ConstructorUtils provides constructor resolving functionality

Author:

Shredder121

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected static class	ConstructorUtils.ArgumentTransformer

Method Summary

Modifier and Type	Method	Description
static <C> Constructor<C>	getConstructor(Class<C> type, Class<?>[] givenTypes)	Returns the constructor where the formal parameter list matches the givenTypes argument.
static Class<?>[]	getConstructorParameters(Class<?> type, Class<?>[] givenTypes)	Returns the parameters for the constructor that matches the given types.
static Iterable<Function<Object[],Object[]>>	getTransformers(Constructor<?> constructor)	Returns a fetch of transformers applicable to the given constructor.

Methods inherited from class java.lang.Object

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

Method Details

getConstructor

public static <C> Constructor<C> getConstructor(Class<C> type,
 Class<?>[] givenTypes)
                                         throws NoSuchMethodException

Returns the constructor where the formal parameter list matches the givenTypes argument. It is advisable to first call getConstructorParameters(java.lang.Class, java.lang.Class[]) to get the parameters.

Parameters:

type - type

givenTypes - parameter types

Returns:

matching constructor

Throws:

NoSuchMethodException

getConstructorParameters

public static Class<?>[] getConstructorParameters(Class<?> type,
 Class<?>[] givenTypes)

Returns the parameters for the constructor that matches the given types.

Parameters:

type - type

givenTypes - parameter types

Returns:

constructor parameters

getTransformers

public static Iterable<Function<Object[],Object[]>> getTransformers(Constructor<?> constructor)

Returns a fetch of transformers applicable to the given constructor.

Parameters:

constructor - constructor

Returns:

transformers