44 lines
1.3 KiB
Java
44 lines
1.3 KiB
Java
/*
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* Copyright (C) 2016 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License
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*/
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package com.android.internal.util;
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import java.util.function.Function;
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/**
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* Represents a function that produces an boolean-valued result. This is the
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* {@code boolean}-producing primitive specialization for {@link Function}.
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*
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* <p>This is a <a href="package-summary.html">functional interface</a>
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* whose functional method is {@link #apply(Object)}.
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*
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* @param <T> the type of the input to the function
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*
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* @see Function
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* @since 1.8
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*/
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@FunctionalInterface
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public interface ToBooleanFunction<T> {
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/**
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* Applies this function to the given argument.
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*
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* @param value the function argument
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* @return the function result
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*/
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boolean apply(T value);
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}
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