io.jsonwebtoken.lang.Supplier Maven / Gradle / Ivy
/*
* Copyright (C) 2022 jsonwebtoken.io
*
* 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 io.jsonwebtoken.lang;
/**
* Represents a supplier of results.
*
* There is no requirement that a new or distinct result be returned each time the supplier is invoked.
*
* This interface is the equivalent of a JDK 8 {@code java.util.function.Supplier}, backported for JJWT's use in
* JDK 7 environments.
*
* @param the type of object returned by this supplier
* @since 0.12.0
*/
public interface Supplier {
/**
* Returns a result.
*
* @return a result.
*/
T get();
}