Package io.axoniq.framework.workflow.runtime.util

Class WorkflowReflectionUtils

java.lang.Object

io.axoniq.framework.workflow.runtime.util.WorkflowReflectionUtils

@Internal
public class WorkflowReflectionUtils
extends Object

Reflection utilities.

Since:

5.4.0

Author:

Simon Zambrovski

Method Summary

Modifier and Type	Method	Description
static <T> Optional<T>	createDefaultInstance(Class<T> clazz)	Creates an instance of specified type.
static Object	invoke(Object instance, Method method, Object... args)	Invokes a method.
static <C> Class<C>	requireIsAssignableFrom(Class<?> expected, Class<C> clazz)	Checks if provided class is a subtype of given type and throws an exception if this checks fails.

Methods inherited from class java.lang.Object

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

Method Details

createDefaultInstance

public static <T> Optional<T> createDefaultInstance(Class<T> clazz)

Creates an instance of specified type.

Type Parameters:

T - type of instance.

Parameters:

clazz - type to instantiate.

Returns:

optional instance or empty on every error.

requireIsAssignableFrom

public static <C> Class<C> requireIsAssignableFrom(Class<?> expected,
 Class<C> clazz)

Checks if provided class is a subtype of given type and throws an exception if this checks fails.

Parameters:

expected - expected type.

clazz - class to check.

Returns:

provided class.

invoke

public static Object invoke(Object instance,
 Method method,
 Object... args)

Invokes a method.

Parameters:

instance - object to invoke on.

method - method to invoke.

args - args of the method.

Returns:

result of invocation.