blob: 216f19b122d3ff629b6660d021b31d02aafe084a [file] [log] [blame]
// Copyright (c) 2020, the R8 project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
package com.android.tools.r8.utils;
import java.util.function.Function;
import java.util.function.Predicate;
public class ObjectUtils {
public static <T> boolean getBooleanOrElse(T object, Predicate<T> fn, boolean orElse) {
if (object != null) {
return fn.test(object);
}
return orElse;
}
public static <S, T> T mapNotNull(S object, Function<? super S, ? extends T> fn) {
if (object != null) {
return fn.apply(object);
}
return null;
}
/**
* If the object is null return the default value, otherwise compute the function with the value.
*/
public static <S, T> T mapNotNullOrDefault(S object, T def, Function<? super S, ? extends T> fn) {
if (object != null) {
return fn.apply(object);
}
return def;
}
}