com.google.gwt.emul.java.util.function.LongUnaryOperator Maven / Gradle / Ivy
/*
* Copyright 2015 Google Inc.
*
* 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 java.util.function;
import static javaemul.internal.InternalPreconditions.checkCriticalNotNull;
/**
* See
* the official Java API doc for details.
*/
@FunctionalInterface
public interface LongUnaryOperator {
static LongUnaryOperator identity() {
return operand -> operand;
}
long applyAsLong(long operand);
default LongUnaryOperator andThen(LongUnaryOperator after) {
checkCriticalNotNull(after);
return operand -> after.applyAsLong(applyAsLong(operand));
}
default LongUnaryOperator compose(LongUnaryOperator before) {
checkCriticalNotNull(before);
return operand -> applyAsLong(before.applyAsLong(operand));
}
}