001/*
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *      http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.apache.commons.numbers.field;
018
019/**
020 * {@link Double} field.
021 */
022public final class FP64Field extends AbstractField<FP64> {
023    /** 0d. */
024    private static final FP64 ZERO = FP64.of(0d);
025    /** 1d. */
026    private static final FP64 ONE = FP64.of(1d);
027    /** Singleton. */
028    private static final FP64Field INSTANCE = new FP64Field();
029
030    /** Singleton. */
031    private FP64Field() {}
032
033    /** @return the field instance. */
034    public static FP64Field get() {
035        return INSTANCE;
036    }
037
038    /** {@inheritDoc} */
039    @Override
040    public FP64 one() {
041        return ONE;
042    }
043
044    /** {@inheritDoc} */
045    @Override
046    public FP64 zero() {
047        return ZERO;
048    }
049}