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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 org.apache.commons.lang3.function;
import java.util.function.Consumer;
import java.util.function.Function;
/**
* Provides {@link Consumer} instances.
*
* @since 3.13.0
*/
public class Consumers {
/** NOP singleton. */
@SuppressWarnings("rawtypes")
private static final Consumer NOP = Function.identity()::apply;
private Consumers() {
// No instances.
}
/**
* Gets the NOP Consumer singleton.
*
* @param <T> type type to consume.
* @return the NOP Consumer singleton..
*/
@SuppressWarnings("unchecked")
public static <T> Consumer<T> nop() {
return NOP;
}
}
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