001/*
002 * Units of Measurement Reference Implementation
003 * Copyright (c) 2005-2020, Units of Measurement project.
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 static tech.units.indriya.format.FormatBehavior.LOCALE_SENSITIVE;
033
034import java.text.NumberFormat;
035import java.util.HashMap;
036import java.util.Locale;
037import java.util.Map;
038import java.util.Set;
039
040import javax.measure.format.QuantityFormat;
041import javax.measure.spi.FormatService;
042
043/**
044 * Default format service.
045 *
046 * @author Werner Keil
047 * @version 1.0, March 19, 2019
048 * @since 2.0
049 */
050public class DefaultFormatService extends DefaultUnitFormatService implements FormatService {
051
052  private static final String DEFAULT_FORMAT_NAME = "Simple";
053
054  /**
055   * Holds the default format instance (EBNFUnitFormat).
056   */
057  private static final NumberDelimiterQuantityFormat EBNF_QUANTITY_FORMAT = new NumberDelimiterQuantityFormat.Builder()
058      .setNumberFormat(NumberFormat.getInstance(Locale.ROOT))
059      .setUnitFormat(EBNFUnitFormat.getInstance())
060      .build();
061  
062  private final Map<String, QuantityFormat> quantityFormats = new HashMap<>();
063
064  public DefaultFormatService() {
065    super();
066    quantityFormats.put(DEFAULT_FORMAT_NAME, SimpleQuantityFormat.getInstance());
067    quantityFormats.put("NumberDelimiter", NumberDelimiterQuantityFormat.getInstance());
068    quantityFormats.put("EBNF", EBNF_QUANTITY_FORMAT);
069    quantityFormats.put("Local", NumberDelimiterQuantityFormat.getInstance(LOCALE_SENSITIVE));
070  }
071
072
073  @Override
074  public QuantityFormat getQuantityFormat(String name) {
075    return quantityFormats.get(name);
076  }
077
078  @Override
079  public QuantityFormat getQuantityFormat() {
080    return getQuantityFormat(DEFAULT_FORMAT_NAME);
081  }
082
083  @Override
084  public Set<String> getAvailableFormatNames(FormatType type) {
085    switch (type) {
086      case QUANTITY_FORMAT:
087        return quantityFormats.keySet();
088      default:
089        return unitFormats.keySet();
090    }
091  }
092}