javascalautils.concurrent.ReflectionUtil Maven / Gradle / Ivy
/**
* Copyright 2015 Peter Nerg
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of the License at
*
*
http://www.apache.org/licenses/LICENSE-2.0
*
*
Unless required by applicable law or agreed to in writing, software distributed under the
* License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
* express or implied. See the License for the specific language governing permissions and
* limitations under the License.
*/
package javascalautils.concurrent;
import javascalautils.Failure;
import javascalautils.Success;
import javascalautils.Try;
import static javascalautils.TryCompanion.Try;
/**
* Class with utilities for reflective operations.
* This class is not intended for public usage, it's a library internal helper.
*
* @author Peter Nerg
* @since 1.4
*/
final class ReflectionUtil {
/** Inhibitive constructor. */
private ReflectionUtil() {}
/**
* Attempts to create an instance of the provided class.
* This expects the class to be public and have a public (default) constructor with no arguments.
*
* @param The expected to be returned by this method
* @param className The name of the class
* @return The result, either {@link Success Success(T)} with the instance or {@link Failure
* Failure(Throwable)} in case of failure
* @since 1.4
*/
@SuppressWarnings("unchecked")
static Try newInstance(String className) {
return Try(() -> (T) Class.forName(className).newInstance());
}
}