forked from plusone/plusone-commons
84 lines
2.2 KiB
Java
84 lines
2.2 KiB
Java
/*
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* Copyright 2024 the original author or authors.
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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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* https://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 xyz.zhouxy.plusone.commons.base;
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import java.util.function.DoublePredicate;
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import java.util.function.DoubleUnaryOperator;
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import com.google.common.annotations.Beta;
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import xyz.zhouxy.plusone.commons.annotation.StaticFactoryMethod;
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@Beta
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public final class DoubleRef {
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private double value;
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public DoubleRef(double value) {
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this.value = value;
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}
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@StaticFactoryMethod(DoubleRef.class)
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public static DoubleRef of(double value) {
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return new DoubleRef(value);
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}
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public double getValue() {
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return value;
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}
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public void setValue(double value) {
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this.value = value;
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}
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public void transformValue(DoubleUnaryOperator operator) {
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this.value = operator.applyAsDouble(this.value);
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}
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public boolean checkValue(DoublePredicate predicate) {
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return predicate.test(this.value);
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}
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@Override
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public String toString() {
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return String.format("DoubleRef[%s]", value);
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}
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@Override
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public int hashCode() {
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final int prime = 31;
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int result = 1;
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long temp;
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temp = Double.doubleToLongBits(value);
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result = prime * result + (int) (temp ^ (temp >>> 32));
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return result;
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}
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@Override
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public boolean equals(Object obj) {
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if (this == obj)
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return true;
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if (obj == null)
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return false;
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if (getClass() != obj.getClass())
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return false;
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final DoubleRef other = (DoubleRef) obj;
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return Double.doubleToLongBits(value) == Double.doubleToLongBits(other.value);
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}
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}
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