javascalautils.VoidFunction0 Maven / Gradle / Ivy
/**
* Copyright 2016 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;
/**
* A FunctionalInterface that takes no parameters and has no return but is allowed to throw
* exceptions.
* The point is to be able to use in Try, Future clauses where one doesn't have an explicit return
* type.
* One can then use this interface to perform the side-effecting function and then automatically
* have Unit returned
*
* @author Peter Nerg
* @since 1.9
*/
@FunctionalInterface
public interface VoidFunction0 {
/**
* Applies this function.
*
* @throws Throwable Any error that may occur when applying the function
* @since 1.9
*/
void apply() throws Throwable;
}