All Downloads are FREE. Search and download functionalities are using the official Maven repository.

org.apache.commons.math3.fraction.BigFractionField Maven / Gradle / Ivy

There is a newer version: 2.12.15
Show newest version
/*
 * 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.math3.fraction;

import java.io.Serializable;

import org.apache.commons.math3.Field;
import org.apache.commons.math3.FieldElement;

/**
 * Representation of the fractional numbers  without any overflow field.
 * 

* This class is a singleton. *

* @see Fraction * @since 2.0 */ public class BigFractionField implements Field, Serializable { /** Serializable version identifier */ private static final long serialVersionUID = -1699294557189741703L; /** Private constructor for the singleton. */ private BigFractionField() { } /** Get the unique instance. * @return the unique instance */ public static BigFractionField getInstance() { return LazyHolder.INSTANCE; } /** {@inheritDoc} */ public BigFraction getOne() { return BigFraction.ONE; } /** {@inheritDoc} */ public BigFraction getZero() { return BigFraction.ZERO; } /** {@inheritDoc} */ public Class> getRuntimeClass() { return BigFraction.class; } // CHECKSTYLE: stop HideUtilityClassConstructor /** Holder for the instance. *

We use here the Initialization On Demand Holder Idiom.

*/ private static class LazyHolder { /** Cached field instance. */ private static final BigFractionField INSTANCE = new BigFractionField(); } // CHECKSTYLE: resume HideUtilityClassConstructor /** Handle deserialization of the singleton. * @return the singleton instance */ private Object readResolve() { // return the singleton instance return LazyHolder.INSTANCE; } }




© 2015 - 2024 Weber Informatics LLC | Privacy Policy