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
019import org.apache.commons.numbers.core.DD;
020
021/**
022 * {@link DD} field.
023 *
024 * @since 1.2
025 */
026public final class DDField extends AbstractField<DD> {
027    /** Singleton. */
028    private static final DDField INSTANCE = new DDField();
029
030    /** Singleton. */
031    private DDField() {}
032
033    /**
034     * Get the field instance.
035     *
036     * @return the field instance.
037     */
038    public static DDField get() {
039        return INSTANCE;
040    }
041
042    /** {@inheritDoc} */
043    @Override
044    public DD one() {
045        return DD.ONE;
046    }
047
048    /** {@inheritDoc} */
049    @Override
050    public DD zero() {
051        return DD.ZERO;
052    }
053}