001/*
002 * Units of Measurement Reference Implementation
003 * Copyright (c) 2005-2018, Jean-Marie Dautelle, Werner Keil, Otavio Santana.
004 *
005 * All rights reserved.
006 *
007 * Redistribution and use in source and binary forms, with or without modification,
008 * are permitted provided that the following conditions are met:
009 *
010 * 1. Redistributions of source code must retain the above copyright notice,
011 *    this list of conditions and the following disclaimer.
012 *
013 * 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions
014 *    and the following disclaimer in the documentation and/or other materials provided with the distribution.
015 *
016 * 3. Neither the name of JSR-385, Indriya nor the names of their contributors may be used to endorse or promote products
017 *    derived from this software without specific prior written permission.
018 *
019 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
020 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
021 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
022 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
023 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
024 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
025 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
026 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
027 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
028 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
029 */
030package tech.units.indriya.format;
031
032import java.util.LinkedList;
033import java.util.List;
034
035import javax.measure.Unit;
036
037/**
038 * Builder to create quantity formatters.
039 * <p>
040 * This allows a {@code SimpleQuantityFormat} to be created.
041 */
042public class SimpleQuantityFormatBuilder {
043        // TODO maybe typing with Q similar to CompoundQuantity is required here, too?
044        
045        private List<Unit<?>> units = new LinkedList<>();
046
047    /**
048     * Appends the unit to the formatter.
049     * <p>
050     * This appends an instruction to format/parse a unit to the builder.
051     * @return this, for chaining, not null
052     */
053    public SimpleQuantityFormatBuilder appendUnit(Unit<?> u) {
054        units.add(u);
055        return this;
056    }
057    
058    /**
059     * Returns an instance of <code>SimpleQuantityFormat</code> created from the fields set
060     * on this builder.
061     *
062     * @return A SimpleQuantityFormat.
063     */
064    public SimpleQuantityFormat build() {
065        return SimpleQuantityFormat.getInstance();
066    }
067}