Package org.fulib.fx.util.reflection

Class Reflection

java.lang.Object

org.fulib.fx.util.reflection.Reflection

public class Reflection
extends Object

Utility class containing different helper methods for reflection.

Method Summary

Modifier and Type	Method	Description
static void	callMethodsForFieldInstances(Object instance, Collection<Field> fields, Consumer<Object> method)	Calls the given method for all fields of the given class that are annotated with the given annotation.
static boolean	canBeAssigned(Class<?> type, Object value)	Checks if the value can be assigned to the given type.
static @NotNull Set<Field>	getAllFields(@NotNull Class<?> clazz)	Returns all fields of the given class and its superclasses.
static Stream<Field>	getFieldsOfType(Class<?> clazz, Class<?> type)	Returns all fields of the given class that are of the given type.
static Stream<Field>	getFieldsWithAnnotation(Class<?> clazz, Class<? extends Annotation> annotation)	Returns all fields of the given class that are annotated with the given annotation.
static Stream<Method>	getMethodsWithAnnotation(Class<?> clazz, Class<? extends Annotation> annotation)	Returns all methods of the given class that are annotated with the given annotation.
static Class<?>	getWrapperType(Class<?> type)
static <T> Class<T>	unwrap(Class<T> wrapped)
static <T> Class<T>	wrap(Class<T> unwrapped)

Methods inherited from class java.lang.Object

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

Method Details

getFieldsWithAnnotation

public static Stream<Field> getFieldsWithAnnotation(Class<?> clazz,
 Class<? extends Annotation> annotation)

Returns all fields of the given class that are annotated with the given annotation.

Parameters:

clazz - The class to get the fields from

annotation - The annotation to filter the fields by

Returns:

A list of fields that are annotated with the given annotation

callMethodsForFieldInstances

public static void callMethodsForFieldInstances(Object instance,
 Collection<Field> fields,
 Consumer<Object> method)

Calls the given method for all fields of the given class that are annotated with the given annotation.

Parameters:

instance - The instance to call the methods on

fields - The fields to call the methods for

method - The method to call

getFieldsOfType

public static Stream<Field> getFieldsOfType(Class<?> clazz,
 Class<?> type)

Returns all fields of the given class that are of the given type.

Parameters:

clazz - The class to get the fields from

type - The type to filter the fields by

Returns:

A list of fields that are of the given type

getMethodsWithAnnotation

public static Stream<Method> getMethodsWithAnnotation(Class<?> clazz,
 Class<? extends Annotation> annotation)

Returns all methods of the given class that are annotated with the given annotation.

Parameters:

clazz - The class to get the methods from

annotation - The annotation to filter the methods by

Returns:

A list of methods that are annotated with the given annotation

canBeAssigned

public static boolean canBeAssigned(Class<?> type,
 Object value)

Checks if the value can be assigned to the given type.

Parameters:

type - The type to check

value - The value to check

Returns:

True if the value can be assigned to the type, false otherwise

getAllFields

@NotNull
public static @NotNull Set<Field> getAllFields(@NotNull
 @NotNull Class<?> clazz)

Returns all fields of the given class and its superclasses.

Parameters:

clazz - The class to get the fields from

Returns:

A set of all fields of the given class and its superclasses

getWrapperType

public static Class<?> getWrapperType(Class<?> type)

wrap

public static <T> Class<T> wrap(Class<T> unwrapped)

unwrap

public static <T> Class<T> unwrap(Class<T> wrapped)