jdk/src/java.base/share/classes/java/util/Currency.java
author mchung
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/*
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 * Copyright (c) 2000, 2015, Oracle and/or its affiliates. All rights reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.  Oracle designates this
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 * particular file as subject to the "Classpath" exception as provided
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 * by Oracle in the LICENSE file that accompanied this code.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 */
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package java.util;
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import java.io.BufferedInputStream;
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import java.io.DataInputStream;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.FileReader;
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import java.io.InputStream;
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import java.io.IOException;
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import java.io.Serializable;
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import java.security.AccessController;
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import java.security.PrivilegedAction;
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import java.text.ParseException;
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import java.text.SimpleDateFormat;
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import java.util.concurrent.ConcurrentHashMap;
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import java.util.concurrent.ConcurrentMap;
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import java.util.regex.Pattern;
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import java.util.regex.Matcher;
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import java.util.spi.CurrencyNameProvider;
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import sun.util.locale.provider.LocaleServiceProviderPool;
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import sun.util.logging.PlatformLogger;
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/**
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 * Represents a currency. Currencies are identified by their ISO 4217 currency
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 * codes. Visit the <a href="http://www.iso.org/iso/home/standards/currency_codes.htm">
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 * ISO web site</a> for more information.
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 * <p>
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 * The class is designed so that there's never more than one
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 * <code>Currency</code> instance for any given currency. Therefore, there's
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 * no public constructor. You obtain a <code>Currency</code> instance using
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 * the <code>getInstance</code> methods.
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 * <p>
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 * Users can supersede the Java runtime currency data by means of the system
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 * property {@code java.util.currency.data}. If this system property is
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 * defined then its value is the location of a properties file, the contents of
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 * which are key/value pairs of the ISO 3166 country codes and the ISO 4217
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 * currency data respectively.  The value part consists of three ISO 4217 values
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 * of a currency, i.e., an alphabetic code, a numeric code, and a minor unit.
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 * Those three ISO 4217 values are separated by commas.
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 * The lines which start with '#'s are considered comment lines. An optional UTC
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 * timestamp may be specified per currency entry if users need to specify a
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 * cutover date indicating when the new data comes into effect. The timestamp is
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 * appended to the end of the currency properties and uses a comma as a separator.
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 * If a UTC datestamp is present and valid, the JRE will only use the new currency
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 * properties if the current UTC date is later than the date specified at class
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 * loading time. The format of the timestamp must be of ISO 8601 format :
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 * {@code 'yyyy-MM-dd'T'HH:mm:ss'}. For example,
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 * <p>
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 * <code>
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 * #Sample currency properties<br>
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 * JP=JPZ,999,0
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 * </code>
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 * <p>
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 * will supersede the currency data for Japan.
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 *
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 * <p>
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 * <code>
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 * #Sample currency properties with cutover date<br>
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 * JP=JPZ,999,0,2014-01-01T00:00:00
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 * </code>
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 * <p>
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 * will supersede the currency data for Japan if {@code Currency} class is loaded after
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 * 1st January 2014 00:00:00 GMT.
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 * <p>
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 * Where syntactically malformed entries are encountered, the entry is ignored
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 * and the remainder of entries in file are processed. For instances where duplicate
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 * country code entries exist, the behavior of the Currency information for that
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 * {@code Currency} is undefined and the remainder of entries in file are processed.
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 *
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 * @since 1.4
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 */
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public final class Currency implements Serializable {
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    private static final long serialVersionUID = -158308464356906721L;
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    /**
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     * ISO 4217 currency code for this currency.
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     *
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     * @serial
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     */
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    private final String currencyCode;
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    /**
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     * Default fraction digits for this currency.
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     * Set from currency data tables.
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     */
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    transient private final int defaultFractionDigits;
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    /**
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     * ISO 4217 numeric code for this currency.
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     * Set from currency data tables.
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     */
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    transient private final int numericCode;
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    // class data: instance map
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    private static ConcurrentMap<String, Currency> instances = new ConcurrentHashMap<>(7);
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    private static HashSet<Currency> available;
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    // Class data: currency data obtained from currency.data file.
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    // Purpose:
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    // - determine valid country codes
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    // - determine valid currency codes
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    // - map country codes to currency codes
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    // - obtain default fraction digits for currency codes
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    //
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    // sc = special case; dfd = default fraction digits
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    // Simple countries are those where the country code is a prefix of the
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    // currency code, and there are no known plans to change the currency.
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    //
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    // table formats:
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    // - mainTable:
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    //   - maps country code to 32-bit int
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    //   - 26*26 entries, corresponding to [A-Z]*[A-Z]
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    //   - \u007F -> not valid country
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    //   - bits 20-31: unused
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    //   - bits 10-19: numeric code (0 to 1023)
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    //   - bit 9: 1 - special case, bits 0-4 indicate which one
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    //            0 - simple country, bits 0-4 indicate final char of currency code
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    //   - bits 5-8: fraction digits for simple countries, 0 for special cases
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    //   - bits 0-4: final char for currency code for simple country, or ID of special case
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    // - special case IDs:
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    //   - 0: country has no currency
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    //   - other: index into sc* arrays + 1
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    // - scCutOverTimes: cut-over time in millis as returned by
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    //   System.currentTimeMillis for special case countries that are changing
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    //   currencies; Long.MAX_VALUE for countries that are not changing currencies
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    // - scOldCurrencies: old currencies for special case countries
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    // - scNewCurrencies: new currencies for special case countries that are
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    //   changing currencies; null for others
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    // - scOldCurrenciesDFD: default fraction digits for old currencies
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    // - scNewCurrenciesDFD: default fraction digits for new currencies, 0 for
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    //   countries that are not changing currencies
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    // - otherCurrencies: concatenation of all currency codes that are not the
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    //   main currency of a simple country, separated by "-"
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    // - otherCurrenciesDFD: decimal format digits for currencies in otherCurrencies, same order
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    static int formatVersion;
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    static int dataVersion;
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    static int[] mainTable;
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    static long[] scCutOverTimes;
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    static String[] scOldCurrencies;
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    static String[] scNewCurrencies;
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    static int[] scOldCurrenciesDFD;
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    static int[] scNewCurrenciesDFD;
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    static int[] scOldCurrenciesNumericCode;
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    static int[] scNewCurrenciesNumericCode;
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    static String otherCurrencies;
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    static int[] otherCurrenciesDFD;
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    static int[] otherCurrenciesNumericCode;
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    // handy constants - must match definitions in GenerateCurrencyData
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    // magic number
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    private static final int MAGIC_NUMBER = 0x43757244;
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    // number of characters from A to Z
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    private static final int A_TO_Z = ('Z' - 'A') + 1;
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    // entry for invalid country codes
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    private static final int INVALID_COUNTRY_ENTRY = 0x0000007F;
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    // entry for countries without currency
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    private static final int COUNTRY_WITHOUT_CURRENCY_ENTRY = 0x00000200;
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    // mask for simple case country entries
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    private static final int SIMPLE_CASE_COUNTRY_MASK = 0x00000000;
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    // mask for simple case country entry final character
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    private static final int SIMPLE_CASE_COUNTRY_FINAL_CHAR_MASK = 0x0000001F;
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    // mask for simple case country entry default currency digits
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    private static final int SIMPLE_CASE_COUNTRY_DEFAULT_DIGITS_MASK = 0x000001E0;
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    // shift count for simple case country entry default currency digits
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    private static final int SIMPLE_CASE_COUNTRY_DEFAULT_DIGITS_SHIFT = 5;
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    // maximum number for simple case country entry default currency digits
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    private static final int SIMPLE_CASE_COUNTRY_MAX_DEFAULT_DIGITS = 9;
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    // mask for special case country entries
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    private static final int SPECIAL_CASE_COUNTRY_MASK = 0x00000200;
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    // mask for special case country index
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    private static final int SPECIAL_CASE_COUNTRY_INDEX_MASK = 0x0000001F;
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    // delta from entry index component in main table to index into special case tables
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    private static final int SPECIAL_CASE_COUNTRY_INDEX_DELTA = 1;
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    // mask for distinguishing simple and special case countries
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    private static final int COUNTRY_TYPE_MASK = SIMPLE_CASE_COUNTRY_MASK | SPECIAL_CASE_COUNTRY_MASK;
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    // mask for the numeric code of the currency
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    private static final int NUMERIC_CODE_MASK = 0x000FFC00;
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    // shift count for the numeric code of the currency
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    private static final int NUMERIC_CODE_SHIFT = 10;
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    // Currency data format version
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    private static final int VALID_FORMAT_VERSION = 2;
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    static {
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        AccessController.doPrivileged(new PrivilegedAction<>() {
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            @Override
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            public Void run() {
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                try {
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                    try (InputStream in = getClass().getResourceAsStream("/java/util/currency.data")) {
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                        if (in == null) {
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                            throw new InternalError("Currency data not found");
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                        }
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                        DataInputStream dis = new DataInputStream(new BufferedInputStream(in));
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                        if (dis.readInt() != MAGIC_NUMBER) {
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                            throw new InternalError("Currency data is possibly corrupted");
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                        }
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                        formatVersion = dis.readInt();
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                        if (formatVersion != VALID_FORMAT_VERSION) {
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                            throw new InternalError("Currency data format is incorrect");
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                        }
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                        dataVersion = dis.readInt();
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                        mainTable = readIntArray(dis, A_TO_Z * A_TO_Z);
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                        int scCount = dis.readInt();
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                        scCutOverTimes = readLongArray(dis, scCount);
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                        scOldCurrencies = readStringArray(dis, scCount);
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                        scNewCurrencies = readStringArray(dis, scCount);
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                        scOldCurrenciesDFD = readIntArray(dis, scCount);
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                        scNewCurrenciesDFD = readIntArray(dis, scCount);
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                        scOldCurrenciesNumericCode = readIntArray(dis, scCount);
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                        scNewCurrenciesNumericCode = readIntArray(dis, scCount);
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                        int ocCount = dis.readInt();
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                        otherCurrencies = dis.readUTF();
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                        otherCurrenciesDFD = readIntArray(dis, ocCount);
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                        otherCurrenciesNumericCode = readIntArray(dis, ocCount);
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                    }
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                } catch (IOException e) {
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                    throw new InternalError(e);
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                }
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                // look for the properties file for overrides
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                String propsFile = System.getProperty("java.util.currency.data");
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                if (propsFile == null) {
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                    propsFile = System.getProperty("java.home") + File.separator + "lib" +
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                        File.separator + "currency.properties";
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                }
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                try {
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                    File propFile = new File(propsFile);
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                    if (propFile.exists()) {
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                        Properties props = new Properties();
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                        try (FileReader fr = new FileReader(propFile)) {
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                            props.load(fr);
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                        }
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                        Set<String> keys = props.stringPropertyNames();
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                        Pattern propertiesPattern =
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                            Pattern.compile("([A-Z]{3})\\s*,\\s*(\\d{3})\\s*,\\s*" +
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                                "(\\d+)\\s*,?\\s*(\\d{4}-\\d{2}-\\d{2}T\\d{2}:" +
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                                "\\d{2}:\\d{2})?");
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                        for (String key : keys) {
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                           replaceCurrencyData(propertiesPattern,
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                               key.toUpperCase(Locale.ROOT),
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                               props.getProperty(key).toUpperCase(Locale.ROOT));
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                        }
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                    }
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                } catch (IOException e) {
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                    info("currency.properties is ignored because of an IOException", e);
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                }
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                return null;
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            }
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        });
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    }
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    /**
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     * Constants for retrieving localized names from the name providers.
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     */
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    private static final int SYMBOL = 0;
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    private static final int DISPLAYNAME = 1;
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    /**
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     * Constructs a <code>Currency</code> instance. The constructor is private
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     * so that we can insure that there's never more than one instance for a
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     * given currency.
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     */
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    private Currency(String currencyCode, int defaultFractionDigits, int numericCode) {
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        this.currencyCode = currencyCode;
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        this.defaultFractionDigits = defaultFractionDigits;
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        this.numericCode = numericCode;
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    }
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    /**
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     * Returns the <code>Currency</code> instance for the given currency code.
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     *
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     * @param currencyCode the ISO 4217 code of the currency
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     * @return the <code>Currency</code> instance for the given currency code
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     * @exception NullPointerException if <code>currencyCode</code> is null
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     * @exception IllegalArgumentException if <code>currencyCode</code> is not
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     * a supported ISO 4217 code.
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     */
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    public static Currency getInstance(String currencyCode) {
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        return getInstance(currencyCode, Integer.MIN_VALUE, 0);
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    }
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    private static Currency getInstance(String currencyCode, int defaultFractionDigits,
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        int numericCode) {
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        // Try to look up the currency code in the instances table.
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        // This does the null pointer check as a side effect.
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        // Also, if there already is an entry, the currencyCode must be valid.
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        Currency instance = instances.get(currencyCode);
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        if (instance != null) {
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            return instance;
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   321
        }
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   322
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   323
        if (defaultFractionDigits == Integer.MIN_VALUE) {
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   324
            // Currency code not internally generated, need to verify first
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            // A currency code must have 3 characters and exist in the main table
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            // or in the list of other currencies.
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            if (currencyCode.length() != 3) {
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                throw new IllegalArgumentException();
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            }
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            char char1 = currencyCode.charAt(0);
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            char char2 = currencyCode.charAt(1);
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            int tableEntry = getMainTableEntry(char1, char2);
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   333
            if ((tableEntry & COUNTRY_TYPE_MASK) == SIMPLE_CASE_COUNTRY_MASK
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   334
                    && tableEntry != INVALID_COUNTRY_ENTRY
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   335
                    && currencyCode.charAt(2) - 'A' == (tableEntry & SIMPLE_CASE_COUNTRY_FINAL_CHAR_MASK)) {
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   336
                defaultFractionDigits = (tableEntry & SIMPLE_CASE_COUNTRY_DEFAULT_DIGITS_MASK) >> SIMPLE_CASE_COUNTRY_DEFAULT_DIGITS_SHIFT;
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   337
                numericCode = (tableEntry & NUMERIC_CODE_MASK) >> NUMERIC_CODE_SHIFT;
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   338
            } else {
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   339
                // Check for '-' separately so we don't get false hits in the table.
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   340
                if (currencyCode.charAt(2) == '-') {
2
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   341
                    throw new IllegalArgumentException();
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   342
                }
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   343
                int index = otherCurrencies.indexOf(currencyCode);
d12a3f2860eb 7156459: Remove unnecessary get() from Currency.getInstance()
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diff changeset
   344
                if (index == -1) {
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   345
                    throw new IllegalArgumentException();
2
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   346
                }
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   347
                defaultFractionDigits = otherCurrenciesDFD[index / 4];
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   348
                numericCode = otherCurrenciesNumericCode[index / 4];
2
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   349
            }
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   350
        }
2
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   351
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   352
        Currency currencyVal =
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   353
            new Currency(currencyCode, defaultFractionDigits, numericCode);
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   354
        instance = instances.putIfAbsent(currencyCode, currencyVal);
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   355
        return (instance != null ? instance : currencyVal);
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   356
    }
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   357
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   358
    /**
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   359
     * Returns the <code>Currency</code> instance for the country of the
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   360
     * given locale. The language and variant components of the locale
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   361
     * are ignored. The result may vary over time, as countries change their
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   362
     * currencies. For example, for the original member countries of the
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   363
     * European Monetary Union, the method returns the old national currencies
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   364
     * until December 31, 2001, and the Euro from January 1, 2002, local time
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   365
     * of the respective countries.
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   366
     * <p>
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   367
     * The method returns <code>null</code> for territories that don't
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   368
     * have a currency, such as Antarctica.
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   369
     *
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   370
     * @param locale the locale for whose country a <code>Currency</code>
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   371
     * instance is needed
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   372
     * @return the <code>Currency</code> instance for the country of the given
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   373
     * locale, or {@code null}
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   374
     * @exception NullPointerException if <code>locale</code> or its country
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   375
     * code is {@code null}
dc0017b1a452 6336885: RFE: Locale Data Deployment Enhancements
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   376
     * @exception IllegalArgumentException if the country of the given {@code locale}
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   377
     * is not a supported ISO 3166 country code.
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   378
     */
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   379
    public static Currency getInstance(Locale locale) {
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   380
        String country = locale.getCountry();
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   381
        if (country == null) {
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   382
            throw new NullPointerException();
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   383
        }
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parents:
diff changeset
   384
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parents:
diff changeset
   385
        if (country.length() != 2) {
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parents:
diff changeset
   386
            throw new IllegalArgumentException();
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diff changeset
   387
        }
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diff changeset
   388
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   389
        char char1 = country.charAt(0);
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duke
parents:
diff changeset
   390
        char char2 = country.charAt(1);
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parents:
diff changeset
   391
        int tableEntry = getMainTableEntry(char1, char2);
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parents:
diff changeset
   392
        if ((tableEntry & COUNTRY_TYPE_MASK) == SIMPLE_CASE_COUNTRY_MASK
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parents:
diff changeset
   393
                    && tableEntry != INVALID_COUNTRY_ENTRY) {
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duke
parents:
diff changeset
   394
            char finalChar = (char) ((tableEntry & SIMPLE_CASE_COUNTRY_FINAL_CHAR_MASK) + 'A');
90ce3da70b43 Initial load
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parents:
diff changeset
   395
            int defaultFractionDigits = (tableEntry & SIMPLE_CASE_COUNTRY_DEFAULT_DIGITS_MASK) >> SIMPLE_CASE_COUNTRY_DEFAULT_DIGITS_SHIFT;
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parents:
diff changeset
   396
            int numericCode = (tableEntry & NUMERIC_CODE_MASK) >> NUMERIC_CODE_SHIFT;
13583
dc0017b1a452 6336885: RFE: Locale Data Deployment Enhancements
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parents: 12448
diff changeset
   397
            StringBuilder sb = new StringBuilder(country);
2
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parents:
diff changeset
   398
            sb.append(finalChar);
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duke
parents:
diff changeset
   399
            return getInstance(sb.toString(), defaultFractionDigits, numericCode);
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duke
parents:
diff changeset
   400
        } else {
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duke
parents:
diff changeset
   401
            // special cases
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duke
parents:
diff changeset
   402
            if (tableEntry == INVALID_COUNTRY_ENTRY) {
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duke
parents:
diff changeset
   403
                throw new IllegalArgumentException();
90ce3da70b43 Initial load
duke
parents:
diff changeset
   404
            }
90ce3da70b43 Initial load
duke
parents:
diff changeset
   405
            if (tableEntry == COUNTRY_WITHOUT_CURRENCY_ENTRY) {
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duke
parents:
diff changeset
   406
                return null;
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duke
parents:
diff changeset
   407
            } else {
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duke
parents:
diff changeset
   408
                int index = (tableEntry & SPECIAL_CASE_COUNTRY_INDEX_MASK) - SPECIAL_CASE_COUNTRY_INDEX_DELTA;
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duke
parents:
diff changeset
   409
                if (scCutOverTimes[index] == Long.MAX_VALUE || System.currentTimeMillis() < scCutOverTimes[index]) {
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duke
parents:
diff changeset
   410
                    return getInstance(scOldCurrencies[index], scOldCurrenciesDFD[index],
90ce3da70b43 Initial load
duke
parents:
diff changeset
   411
                        scOldCurrenciesNumericCode[index]);
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duke
parents:
diff changeset
   412
                } else {
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duke
parents:
diff changeset
   413
                    return getInstance(scNewCurrencies[index], scNewCurrenciesDFD[index],
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duke
parents:
diff changeset
   414
                        scNewCurrenciesNumericCode[index]);
90ce3da70b43 Initial load
duke
parents:
diff changeset
   415
                }
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duke
parents:
diff changeset
   416
            }
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duke
parents:
diff changeset
   417
        }
90ce3da70b43 Initial load
duke
parents:
diff changeset
   418
    }
90ce3da70b43 Initial load
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diff changeset
   419
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parents:
diff changeset
   420
    /**
90ce3da70b43 Initial load
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parents:
diff changeset
   421
     * Gets the set of available currencies.  The returned set of currencies
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duke
parents:
diff changeset
   422
     * contains all of the available currencies, which may include currencies
90ce3da70b43 Initial load
duke
parents:
diff changeset
   423
     * that represent obsolete ISO 4217 codes.  The set can be modified
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duke
parents:
diff changeset
   424
     * without affecting the available currencies in the runtime.
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parents:
diff changeset
   425
     *
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duke
parents:
diff changeset
   426
     * @return the set of available currencies.  If there is no currency
90ce3da70b43 Initial load
duke
parents:
diff changeset
   427
     *    available in the runtime, the returned set is empty.
90ce3da70b43 Initial load
duke
parents:
diff changeset
   428
     * @since 1.7
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parents:
diff changeset
   429
     */
90ce3da70b43 Initial load
duke
parents:
diff changeset
   430
    public static Set<Currency> getAvailableCurrencies() {
90ce3da70b43 Initial load
duke
parents:
diff changeset
   431
        synchronized(Currency.class) {
90ce3da70b43 Initial load
duke
parents:
diff changeset
   432
            if (available == null) {
12448
b95438b17098 7157893: Warnings Cleanup in java.util.*
khazra
parents: 12297
diff changeset
   433
                available = new HashSet<>(256);
2
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diff changeset
   434
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parents:
diff changeset
   435
                // Add simple currencies first
90ce3da70b43 Initial load
duke
parents:
diff changeset
   436
                for (char c1 = 'A'; c1 <= 'Z'; c1 ++) {
90ce3da70b43 Initial load
duke
parents:
diff changeset
   437
                    for (char c2 = 'A'; c2 <= 'Z'; c2 ++) {
90ce3da70b43 Initial load
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parents:
diff changeset
   438
                        int tableEntry = getMainTableEntry(c1, c2);
90ce3da70b43 Initial load
duke
parents:
diff changeset
   439
                        if ((tableEntry & COUNTRY_TYPE_MASK) == SIMPLE_CASE_COUNTRY_MASK
90ce3da70b43 Initial load
duke
parents:
diff changeset
   440
                             && tableEntry != INVALID_COUNTRY_ENTRY) {
90ce3da70b43 Initial load
duke
parents:
diff changeset
   441
                            char finalChar = (char) ((tableEntry & SIMPLE_CASE_COUNTRY_FINAL_CHAR_MASK) + 'A');
90ce3da70b43 Initial load
duke
parents:
diff changeset
   442
                            int defaultFractionDigits = (tableEntry & SIMPLE_CASE_COUNTRY_DEFAULT_DIGITS_MASK) >> SIMPLE_CASE_COUNTRY_DEFAULT_DIGITS_SHIFT;
90ce3da70b43 Initial load
duke
parents:
diff changeset
   443
                            int numericCode = (tableEntry & NUMERIC_CODE_MASK) >> NUMERIC_CODE_SHIFT;
90ce3da70b43 Initial load
duke
parents:
diff changeset
   444
                            StringBuilder sb = new StringBuilder();
90ce3da70b43 Initial load
duke
parents:
diff changeset
   445
                            sb.append(c1);
90ce3da70b43 Initial load
duke
parents:
diff changeset
   446
                            sb.append(c2);
90ce3da70b43 Initial load
duke
parents:
diff changeset
   447
                            sb.append(finalChar);
90ce3da70b43 Initial load
duke
parents:
diff changeset
   448
                            available.add(getInstance(sb.toString(), defaultFractionDigits, numericCode));
90ce3da70b43 Initial load
duke
parents:
diff changeset
   449
                        }
90ce3da70b43 Initial load
duke
parents:
diff changeset
   450
                    }
90ce3da70b43 Initial load
duke
parents:
diff changeset
   451
                }
90ce3da70b43 Initial load
duke
parents:
diff changeset
   452
90ce3da70b43 Initial load
duke
parents:
diff changeset
   453
                // Now add other currencies
90ce3da70b43 Initial load
duke
parents:
diff changeset
   454
                StringTokenizer st = new StringTokenizer(otherCurrencies, "-");
90ce3da70b43 Initial load
duke
parents:
diff changeset
   455
                while (st.hasMoreElements()) {
90ce3da70b43 Initial load
duke
parents:
diff changeset
   456
                    available.add(getInstance((String)st.nextElement()));
90ce3da70b43 Initial load
duke
parents:
diff changeset
   457
                }
90ce3da70b43 Initial load
duke
parents:
diff changeset
   458
            }
90ce3da70b43 Initial load
duke
parents:
diff changeset
   459
        }
90ce3da70b43 Initial load
duke
parents:
diff changeset
   460
11138
9121a1a92512 7117469: Warning cleanup for j.u.Currency and j.u.Locale related classes
naoto
parents: 10419
diff changeset
   461
        @SuppressWarnings("unchecked")
9121a1a92512 7117469: Warning cleanup for j.u.Currency and j.u.Locale related classes
naoto
parents: 10419
diff changeset
   462
        Set<Currency> result = (Set<Currency>) available.clone();
9121a1a92512 7117469: Warning cleanup for j.u.Currency and j.u.Locale related classes
naoto
parents: 10419
diff changeset
   463
        return result;
2
90ce3da70b43 Initial load
duke
parents:
diff changeset
   464
    }
90ce3da70b43 Initial load
duke
parents:
diff changeset
   465
90ce3da70b43 Initial load
duke
parents:
diff changeset
   466
    /**
90ce3da70b43 Initial load
duke
parents:
diff changeset
   467
     * Gets the ISO 4217 currency code of this currency.
90ce3da70b43 Initial load
duke
parents:
diff changeset
   468
     *
90ce3da70b43 Initial load
duke
parents:
diff changeset
   469
     * @return the ISO 4217 currency code of this currency.
90ce3da70b43 Initial load
duke
parents:
diff changeset
   470
     */
90ce3da70b43 Initial load
duke
parents:
diff changeset
   471
    public String getCurrencyCode() {
90ce3da70b43 Initial load
duke
parents:
diff changeset
   472
        return currencyCode;
90ce3da70b43 Initial load
duke
parents:
diff changeset
   473
    }
90ce3da70b43 Initial load
duke
parents:
diff changeset
   474
90ce3da70b43 Initial load
duke
parents:
diff changeset
   475
    /**
16010
2727163b5df5 7092447: Clarify the default locale used in each locale sensitive operation
naoto
parents: 16006
diff changeset
   476
     * Gets the symbol of this currency for the default
2727163b5df5 7092447: Clarify the default locale used in each locale sensitive operation
naoto
parents: 16006
diff changeset
   477
     * {@link Locale.Category#DISPLAY DISPLAY} locale.
2
90ce3da70b43 Initial load
duke
parents:
diff changeset
   478
     * For example, for the US Dollar, the symbol is "$" if the default
90ce3da70b43 Initial load
duke
parents:
diff changeset
   479
     * locale is the US, while for other locales it may be "US$". If no
90ce3da70b43 Initial load
duke
parents:
diff changeset
   480
     * symbol can be determined, the ISO 4217 currency code is returned.
16010
2727163b5df5 7092447: Clarify the default locale used in each locale sensitive operation
naoto
parents: 16006
diff changeset
   481
     * <p>
2727163b5df5 7092447: Clarify the default locale used in each locale sensitive operation
naoto
parents: 16006
diff changeset
   482
     * This is equivalent to calling
2727163b5df5 7092447: Clarify the default locale used in each locale sensitive operation
naoto
parents: 16006
diff changeset
   483
     * {@link #getSymbol(Locale)
2727163b5df5 7092447: Clarify the default locale used in each locale sensitive operation
naoto
parents: 16006
diff changeset
   484
     *     getSymbol(Locale.getDefault(Locale.Category.DISPLAY))}.
2
90ce3da70b43 Initial load
duke
parents:
diff changeset
   485
     *
16010
2727163b5df5 7092447: Clarify the default locale used in each locale sensitive operation
naoto
parents: 16006
diff changeset
   486
     * @return the symbol of this currency for the default
2727163b5df5 7092447: Clarify the default locale used in each locale sensitive operation
naoto
parents: 16006
diff changeset
   487
     *     {@link Locale.Category#DISPLAY DISPLAY} locale
2
90ce3da70b43 Initial load
duke
parents:
diff changeset
   488
     */
90ce3da70b43 Initial load
duke
parents:
diff changeset
   489
    public String getSymbol() {
6489
9e7015635425 4700857: RFE: separating user locale and user interface locale
naoto
parents: 5506
diff changeset
   490
        return getSymbol(Locale.getDefault(Locale.Category.DISPLAY));
2
90ce3da70b43 Initial load
duke
parents:
diff changeset
   491
    }
90ce3da70b43 Initial load
duke
parents:
diff changeset
   492
90ce3da70b43 Initial load
duke
parents:
diff changeset
   493
    /**
90ce3da70b43 Initial load
duke
parents:
diff changeset
   494
     * Gets the symbol of this currency for the specified locale.
90ce3da70b43 Initial load
duke
parents:
diff changeset
   495
     * For example, for the US Dollar, the symbol is "$" if the specified
90ce3da70b43 Initial load
duke
parents:
diff changeset
   496
     * locale is the US, while for other locales it may be "US$". If no
90ce3da70b43 Initial load
duke
parents:
diff changeset
   497
     * symbol can be determined, the ISO 4217 currency code is returned.
90ce3da70b43 Initial load
duke
parents:
diff changeset
   498
     *
90ce3da70b43 Initial load
duke
parents:
diff changeset
   499
     * @param locale the locale for which a display name for this currency is
90ce3da70b43 Initial load
duke
parents:
diff changeset
   500
     * needed
90ce3da70b43 Initial load
duke
parents:
diff changeset
   501
     * @return the symbol of this currency for the specified locale
90ce3da70b43 Initial load
duke
parents:
diff changeset
   502
     * @exception NullPointerException if <code>locale</code> is null
90ce3da70b43 Initial load
duke
parents:
diff changeset
   503
     */
90ce3da70b43 Initial load
duke
parents:
diff changeset
   504
    public String getSymbol(Locale locale) {
13583
dc0017b1a452 6336885: RFE: Locale Data Deployment Enhancements
naoto
parents: 12448
diff changeset
   505
        LocaleServiceProviderPool pool =
dc0017b1a452 6336885: RFE: Locale Data Deployment Enhancements
naoto
parents: 12448
diff changeset
   506
            LocaleServiceProviderPool.getPool(CurrencyNameProvider.class);
dc0017b1a452 6336885: RFE: Locale Data Deployment Enhancements
naoto
parents: 12448
diff changeset
   507
        String symbol = pool.getLocalizedObject(
dc0017b1a452 6336885: RFE: Locale Data Deployment Enhancements
naoto
parents: 12448
diff changeset
   508
                                CurrencyNameGetter.INSTANCE,
dc0017b1a452 6336885: RFE: Locale Data Deployment Enhancements
naoto
parents: 12448
diff changeset
   509
                                locale, currencyCode, SYMBOL);
dc0017b1a452 6336885: RFE: Locale Data Deployment Enhancements
naoto
parents: 12448
diff changeset
   510
        if (symbol != null) {
dc0017b1a452 6336885: RFE: Locale Data Deployment Enhancements
naoto
parents: 12448
diff changeset
   511
            return symbol;
dc0017b1a452 6336885: RFE: Locale Data Deployment Enhancements
naoto
parents: 12448
diff changeset
   512
        }
2
90ce3da70b43 Initial load
duke
parents:
diff changeset
   513
13583
dc0017b1a452 6336885: RFE: Locale Data Deployment Enhancements
naoto
parents: 12448
diff changeset
   514
        // use currency code as symbol of last resort
dc0017b1a452 6336885: RFE: Locale Data Deployment Enhancements
naoto
parents: 12448
diff changeset
   515
        return currencyCode;
2
90ce3da70b43 Initial load
duke
parents:
diff changeset
   516
    }
90ce3da70b43 Initial load
duke
parents:
diff changeset
   517
90ce3da70b43 Initial load
duke
parents:
diff changeset
   518
    /**
90ce3da70b43 Initial load
duke
parents:
diff changeset
   519
     * Gets the default number of fraction digits used with this currency.
90ce3da70b43 Initial load
duke
parents:
diff changeset
   520
     * For example, the default number of fraction digits for the Euro is 2,
90ce3da70b43 Initial load
duke
parents:
diff changeset
   521
     * while for the Japanese Yen it's 0.
90ce3da70b43 Initial load
duke
parents:
diff changeset
   522
     * In the case of pseudo-currencies, such as IMF Special Drawing Rights,
90ce3da70b43 Initial load
duke
parents:
diff changeset
   523
     * -1 is returned.
90ce3da70b43 Initial load
duke
parents:
diff changeset
   524
     *
90ce3da70b43 Initial load
duke
parents:
diff changeset
   525
     * @return the default number of fraction digits used with this currency
90ce3da70b43 Initial load
duke
parents:
diff changeset
   526
     */
90ce3da70b43 Initial load
duke
parents:
diff changeset
   527
    public int getDefaultFractionDigits() {
90ce3da70b43 Initial load
duke
parents:
diff changeset
   528
        return defaultFractionDigits;
90ce3da70b43 Initial load
duke
parents:
diff changeset
   529
    }
90ce3da70b43 Initial load
duke
parents:
diff changeset
   530
90ce3da70b43 Initial load
duke
parents:
diff changeset
   531
    /**
90ce3da70b43 Initial load
duke
parents:
diff changeset
   532
     * Returns the ISO 4217 numeric code of this currency.
90ce3da70b43 Initial load
duke
parents:
diff changeset
   533
     *
90ce3da70b43 Initial load
duke
parents:
diff changeset
   534
     * @return the ISO 4217 numeric code of this currency
90ce3da70b43 Initial load
duke
parents:
diff changeset
   535
     * @since 1.7
90ce3da70b43 Initial load
duke
parents:
diff changeset
   536
     */
90ce3da70b43 Initial load
duke
parents:
diff changeset
   537
    public int getNumericCode() {
90ce3da70b43 Initial load
duke
parents:
diff changeset
   538
        return numericCode;
90ce3da70b43 Initial load
duke
parents:
diff changeset
   539
    }
90ce3da70b43 Initial load
duke
parents:
diff changeset
   540
90ce3da70b43 Initial load
duke
parents:
diff changeset
   541
    /**
90ce3da70b43 Initial load
duke
parents:
diff changeset
   542
     * Gets the name that is suitable for displaying this currency for
16010
2727163b5df5 7092447: Clarify the default locale used in each locale sensitive operation
naoto
parents: 16006
diff changeset
   543
     * the default {@link Locale.Category#DISPLAY DISPLAY} locale.
2727163b5df5 7092447: Clarify the default locale used in each locale sensitive operation
naoto
parents: 16006
diff changeset
   544
     * If there is no suitable display name found
2
90ce3da70b43 Initial load
duke
parents:
diff changeset
   545
     * for the default locale, the ISO 4217 currency code is returned.
16010
2727163b5df5 7092447: Clarify the default locale used in each locale sensitive operation
naoto
parents: 16006
diff changeset
   546
     * <p>
2727163b5df5 7092447: Clarify the default locale used in each locale sensitive operation
naoto
parents: 16006
diff changeset
   547
     * This is equivalent to calling
2727163b5df5 7092447: Clarify the default locale used in each locale sensitive operation
naoto
parents: 16006
diff changeset
   548
     * {@link #getDisplayName(Locale)
2727163b5df5 7092447: Clarify the default locale used in each locale sensitive operation
naoto
parents: 16006
diff changeset
   549
     *     getDisplayName(Locale.getDefault(Locale.Category.DISPLAY))}.
2
90ce3da70b43 Initial load
duke
parents:
diff changeset
   550
     *
16010
2727163b5df5 7092447: Clarify the default locale used in each locale sensitive operation
naoto
parents: 16006
diff changeset
   551
     * @return the display name of this currency for the default
2727163b5df5 7092447: Clarify the default locale used in each locale sensitive operation
naoto
parents: 16006
diff changeset
   552
     *     {@link Locale.Category#DISPLAY DISPLAY} locale
2
90ce3da70b43 Initial load
duke
parents:
diff changeset
   553
     * @since 1.7
90ce3da70b43 Initial load
duke
parents:
diff changeset
   554
     */
90ce3da70b43 Initial load
duke
parents:
diff changeset
   555
    public String getDisplayName() {
6489
9e7015635425 4700857: RFE: separating user locale and user interface locale
naoto
parents: 5506
diff changeset
   556
        return getDisplayName(Locale.getDefault(Locale.Category.DISPLAY));
2
90ce3da70b43 Initial load
duke
parents:
diff changeset
   557
    }
90ce3da70b43 Initial load
duke
parents:
diff changeset
   558
90ce3da70b43 Initial load
duke
parents:
diff changeset
   559
    /**
90ce3da70b43 Initial load
duke
parents:
diff changeset
   560
     * Gets the name that is suitable for displaying this currency for
90ce3da70b43 Initial load
duke
parents:
diff changeset
   561
     * the specified locale.  If there is no suitable display name found
90ce3da70b43 Initial load
duke
parents:
diff changeset
   562
     * for the specified locale, the ISO 4217 currency code is returned.
90ce3da70b43 Initial load
duke
parents:
diff changeset
   563
     *
90ce3da70b43 Initial load
duke
parents:
diff changeset
   564
     * @param locale the locale for which a display name for this currency is
90ce3da70b43 Initial load
duke
parents:
diff changeset
   565
     * needed
90ce3da70b43 Initial load
duke
parents:
diff changeset
   566
     * @return the display name of this currency for the specified locale
90ce3da70b43 Initial load
duke
parents:
diff changeset
   567
     * @exception NullPointerException if <code>locale</code> is null
90ce3da70b43 Initial load
duke
parents:
diff changeset
   568
     * @since 1.7
90ce3da70b43 Initial load
duke
parents:
diff changeset
   569
     */
90ce3da70b43 Initial load
duke
parents:
diff changeset
   570
    public String getDisplayName(Locale locale) {
13583
dc0017b1a452 6336885: RFE: Locale Data Deployment Enhancements
naoto
parents: 12448
diff changeset
   571
        LocaleServiceProviderPool pool =
dc0017b1a452 6336885: RFE: Locale Data Deployment Enhancements
naoto
parents: 12448
diff changeset
   572
            LocaleServiceProviderPool.getPool(CurrencyNameProvider.class);
dc0017b1a452 6336885: RFE: Locale Data Deployment Enhancements
naoto
parents: 12448
diff changeset
   573
        String result = pool.getLocalizedObject(
dc0017b1a452 6336885: RFE: Locale Data Deployment Enhancements
naoto
parents: 12448
diff changeset
   574
                                CurrencyNameGetter.INSTANCE,
dc0017b1a452 6336885: RFE: Locale Data Deployment Enhancements
naoto
parents: 12448
diff changeset
   575
                                locale, currencyCode, DISPLAYNAME);
dc0017b1a452 6336885: RFE: Locale Data Deployment Enhancements
naoto
parents: 12448
diff changeset
   576
        if (result != null) {
dc0017b1a452 6336885: RFE: Locale Data Deployment Enhancements
naoto
parents: 12448
diff changeset
   577
            return result;
2
90ce3da70b43 Initial load
duke
parents:
diff changeset
   578
        }
90ce3da70b43 Initial load
duke
parents:
diff changeset
   579
90ce3da70b43 Initial load
duke
parents:
diff changeset
   580
        // use currency code as symbol of last resort
90ce3da70b43 Initial load
duke
parents:
diff changeset
   581
        return currencyCode;
90ce3da70b43 Initial load
duke
parents:
diff changeset
   582
    }
90ce3da70b43 Initial load
duke
parents:
diff changeset
   583
90ce3da70b43 Initial load
duke
parents:
diff changeset
   584
    /**
90ce3da70b43 Initial load
duke
parents:
diff changeset
   585
     * Returns the ISO 4217 currency code of this currency.
90ce3da70b43 Initial load
duke
parents:
diff changeset
   586
     *
90ce3da70b43 Initial load
duke
parents:
diff changeset
   587
     * @return the ISO 4217 currency code of this currency
90ce3da70b43 Initial load
duke
parents:
diff changeset
   588
     */
13583
dc0017b1a452 6336885: RFE: Locale Data Deployment Enhancements
naoto
parents: 12448
diff changeset
   589
    @Override
2
90ce3da70b43 Initial load
duke
parents:
diff changeset
   590
    public String toString() {
90ce3da70b43 Initial load
duke
parents:
diff changeset
   591
        return currencyCode;
90ce3da70b43 Initial load
duke
parents:
diff changeset
   592
    }
90ce3da70b43 Initial load
duke
parents:
diff changeset
   593
90ce3da70b43 Initial load
duke
parents:
diff changeset
   594
    /**
90ce3da70b43 Initial load
duke
parents:
diff changeset
   595
     * Resolves instances being deserialized to a single instance per currency.
90ce3da70b43 Initial load
duke
parents:
diff changeset
   596
     */
90ce3da70b43 Initial load
duke
parents:
diff changeset
   597
    private Object readResolve() {
90ce3da70b43 Initial load
duke
parents:
diff changeset
   598
        return getInstance(currencyCode);
90ce3da70b43 Initial load
duke
parents:
diff changeset
   599
    }
90ce3da70b43 Initial load
duke
parents:
diff changeset
   600
90ce3da70b43 Initial load
duke
parents:
diff changeset
   601
    /**
90ce3da70b43 Initial load
duke
parents:
diff changeset
   602
     * Gets the main table entry for the country whose country code consists
90ce3da70b43 Initial load
duke
parents:
diff changeset
   603
     * of char1 and char2.
90ce3da70b43 Initial load
duke
parents:
diff changeset
   604
     */
90ce3da70b43 Initial load
duke
parents:
diff changeset
   605
    private static int getMainTableEntry(char char1, char char2) {
90ce3da70b43 Initial load
duke
parents:
diff changeset
   606
        if (char1 < 'A' || char1 > 'Z' || char2 < 'A' || char2 > 'Z') {
90ce3da70b43 Initial load
duke
parents:
diff changeset
   607
            throw new IllegalArgumentException();
90ce3da70b43 Initial load
duke
parents:
diff changeset
   608
        }
90ce3da70b43 Initial load
duke
parents:
diff changeset
   609
        return mainTable[(char1 - 'A') * A_TO_Z + (char2 - 'A')];
90ce3da70b43 Initial load
duke
parents:
diff changeset
   610
    }
90ce3da70b43 Initial load
duke
parents:
diff changeset
   611
90ce3da70b43 Initial load
duke
parents:
diff changeset
   612
    /**
90ce3da70b43 Initial load
duke
parents:
diff changeset
   613
     * Sets the main table entry for the country whose country code consists
90ce3da70b43 Initial load
duke
parents:
diff changeset
   614
     * of char1 and char2.
90ce3da70b43 Initial load
duke
parents:
diff changeset
   615
     */
90ce3da70b43 Initial load
duke
parents:
diff changeset
   616
    private static void setMainTableEntry(char char1, char char2, int entry) {
90ce3da70b43 Initial load
duke
parents:
diff changeset
   617
        if (char1 < 'A' || char1 > 'Z' || char2 < 'A' || char2 > 'Z') {
90ce3da70b43 Initial load
duke
parents:
diff changeset
   618
            throw new IllegalArgumentException();
90ce3da70b43 Initial load
duke
parents:
diff changeset
   619
        }
90ce3da70b43 Initial load
duke
parents:
diff changeset
   620
        mainTable[(char1 - 'A') * A_TO_Z + (char2 - 'A')] = entry;
90ce3da70b43 Initial load
duke
parents:
diff changeset
   621
    }
90ce3da70b43 Initial load
duke
parents:
diff changeset
   622
90ce3da70b43 Initial load
duke
parents:
diff changeset
   623
    /**
90ce3da70b43 Initial load
duke
parents:
diff changeset
   624
     * Obtains a localized currency names from a CurrencyNameProvider
90ce3da70b43 Initial load
duke
parents:
diff changeset
   625
     * implementation.
90ce3da70b43 Initial load
duke
parents:
diff changeset
   626
     */
90ce3da70b43 Initial load
duke
parents:
diff changeset
   627
    private static class CurrencyNameGetter
90ce3da70b43 Initial load
duke
parents:
diff changeset
   628
        implements LocaleServiceProviderPool.LocalizedObjectGetter<CurrencyNameProvider,
90ce3da70b43 Initial load
duke
parents:
diff changeset
   629
                                                                   String> {
90ce3da70b43 Initial load
duke
parents:
diff changeset
   630
        private static final CurrencyNameGetter INSTANCE = new CurrencyNameGetter();
90ce3da70b43 Initial load
duke
parents:
diff changeset
   631
13583
dc0017b1a452 6336885: RFE: Locale Data Deployment Enhancements
naoto
parents: 12448
diff changeset
   632
        @Override
2
90ce3da70b43 Initial load
duke
parents:
diff changeset
   633
        public String getObject(CurrencyNameProvider currencyNameProvider,
90ce3da70b43 Initial load
duke
parents:
diff changeset
   634
                                Locale locale,
90ce3da70b43 Initial load
duke
parents:
diff changeset
   635
                                String key,
90ce3da70b43 Initial load
duke
parents:
diff changeset
   636
                                Object... params) {
90ce3da70b43 Initial load
duke
parents:
diff changeset
   637
            assert params.length == 1;
90ce3da70b43 Initial load
duke
parents:
diff changeset
   638
            int type = (Integer)params[0];
90ce3da70b43 Initial load
duke
parents:
diff changeset
   639
90ce3da70b43 Initial load
duke
parents:
diff changeset
   640
            switch(type) {
90ce3da70b43 Initial load
duke
parents:
diff changeset
   641
            case SYMBOL:
90ce3da70b43 Initial load
duke
parents:
diff changeset
   642
                return currencyNameProvider.getSymbol(key, locale);
90ce3da70b43 Initial load
duke
parents:
diff changeset
   643
            case DISPLAYNAME:
90ce3da70b43 Initial load
duke
parents:
diff changeset
   644
                return currencyNameProvider.getDisplayName(key, locale);
90ce3da70b43 Initial load
duke
parents:
diff changeset
   645
            default:
90ce3da70b43 Initial load
duke
parents:
diff changeset
   646
                assert false; // shouldn't happen
90ce3da70b43 Initial load
duke
parents:
diff changeset
   647
            }
90ce3da70b43 Initial load
duke
parents:
diff changeset
   648
90ce3da70b43 Initial load
duke
parents:
diff changeset
   649
            return null;
90ce3da70b43 Initial load
duke
parents:
diff changeset
   650
        }
90ce3da70b43 Initial load
duke
parents:
diff changeset
   651
    }
90ce3da70b43 Initial load
duke
parents:
diff changeset
   652
90ce3da70b43 Initial load
duke
parents:
diff changeset
   653
    private static int[] readIntArray(DataInputStream dis, int count) throws IOException {
90ce3da70b43 Initial load
duke
parents:
diff changeset
   654
        int[] ret = new int[count];
90ce3da70b43 Initial load
duke
parents:
diff changeset
   655
        for (int i = 0; i < count; i++) {
90ce3da70b43 Initial load
duke
parents:
diff changeset
   656
            ret[i] = dis.readInt();
90ce3da70b43 Initial load
duke
parents:
diff changeset
   657
        }
90ce3da70b43 Initial load
duke
parents:
diff changeset
   658
90ce3da70b43 Initial load
duke
parents:
diff changeset
   659
        return ret;
90ce3da70b43 Initial load
duke
parents:
diff changeset
   660
    }
90ce3da70b43 Initial load
duke
parents:
diff changeset
   661
90ce3da70b43 Initial load
duke
parents:
diff changeset
   662
    private static long[] readLongArray(DataInputStream dis, int count) throws IOException {
90ce3da70b43 Initial load
duke
parents:
diff changeset
   663
        long[] ret = new long[count];
90ce3da70b43 Initial load
duke
parents:
diff changeset
   664
        for (int i = 0; i < count; i++) {
90ce3da70b43 Initial load
duke
parents:
diff changeset
   665
            ret[i] = dis.readLong();
90ce3da70b43 Initial load
duke
parents:
diff changeset
   666
        }
90ce3da70b43 Initial load
duke
parents:
diff changeset
   667
90ce3da70b43 Initial load
duke
parents:
diff changeset
   668
        return ret;
90ce3da70b43 Initial load
duke
parents:
diff changeset
   669
    }
90ce3da70b43 Initial load
duke
parents:
diff changeset
   670
90ce3da70b43 Initial load
duke
parents:
diff changeset
   671
    private static String[] readStringArray(DataInputStream dis, int count) throws IOException {
90ce3da70b43 Initial load
duke
parents:
diff changeset
   672
        String[] ret = new String[count];
90ce3da70b43 Initial load
duke
parents:
diff changeset
   673
        for (int i = 0; i < count; i++) {
90ce3da70b43 Initial load
duke
parents:
diff changeset
   674
            ret[i] = dis.readUTF();
90ce3da70b43 Initial load
duke
parents:
diff changeset
   675
        }
90ce3da70b43 Initial load
duke
parents:
diff changeset
   676
90ce3da70b43 Initial load
duke
parents:
diff changeset
   677
        return ret;
90ce3da70b43 Initial load
duke
parents:
diff changeset
   678
    }
90ce3da70b43 Initial load
duke
parents:
diff changeset
   679
90ce3da70b43 Initial load
duke
parents:
diff changeset
   680
    /**
90ce3da70b43 Initial load
duke
parents:
diff changeset
   681
     * Replaces currency data found in the currencydata.properties file
90ce3da70b43 Initial load
duke
parents:
diff changeset
   682
     *
90ce3da70b43 Initial load
duke
parents:
diff changeset
   683
     * @param pattern regex pattern for the properties
90ce3da70b43 Initial load
duke
parents:
diff changeset
   684
     * @param ctry country code
14014
da3648e13e67 8000269: Cleanup javadoc warnings
alanb
parents: 13790
diff changeset
   685
     * @param curdata currency data.  This is a comma separated string that
2
90ce3da70b43 Initial load
duke
parents:
diff changeset
   686
     *    consists of "three-letter alphabet code", "three-digit numeric code",
29524
2dbceeab4b8b 8074350: Support ISO 4217 "Current funds codes" table (A.2)
naoto
parents: 27565
diff changeset
   687
     *    and "one-digit (0-9) default fraction digit".
2
90ce3da70b43 Initial load
duke
parents:
diff changeset
   688
     *    For example, "JPZ,392,0".
13790
5b29e3921008 7180362: RFE: Implement date cutover functionality for currency.properties file
coffeys
parents: 13583
diff changeset
   689
     *    An optional UTC date can be appended to the string (comma separated)
5b29e3921008 7180362: RFE: Implement date cutover functionality for currency.properties file
coffeys
parents: 13583
diff changeset
   690
     *    to allow a currency change take effect after date specified.
5b29e3921008 7180362: RFE: Implement date cutover functionality for currency.properties file
coffeys
parents: 13583
diff changeset
   691
     *    For example, "JP=JPZ,999,0,2014-01-01T00:00:00" has no effect unless
5b29e3921008 7180362: RFE: Implement date cutover functionality for currency.properties file
coffeys
parents: 13583
diff changeset
   692
     *    UTC time is past 1st January 2014 00:00:00 GMT.
2
90ce3da70b43 Initial load
duke
parents:
diff changeset
   693
     */
90ce3da70b43 Initial load
duke
parents:
diff changeset
   694
    private static void replaceCurrencyData(Pattern pattern, String ctry, String curdata) {
90ce3da70b43 Initial load
duke
parents:
diff changeset
   695
90ce3da70b43 Initial load
duke
parents:
diff changeset
   696
        if (ctry.length() != 2) {
90ce3da70b43 Initial load
duke
parents:
diff changeset
   697
            // ignore invalid country code
13790
5b29e3921008 7180362: RFE: Implement date cutover functionality for currency.properties file
coffeys
parents: 13583
diff changeset
   698
            info("currency.properties entry for " + ctry +
5b29e3921008 7180362: RFE: Implement date cutover functionality for currency.properties file
coffeys
parents: 13583
diff changeset
   699
                    " is ignored because of the invalid country code.", null);
2
90ce3da70b43 Initial load
duke
parents:
diff changeset
   700
            return;
90ce3da70b43 Initial load
duke
parents:
diff changeset
   701
        }
90ce3da70b43 Initial load
duke
parents:
diff changeset
   702
90ce3da70b43 Initial load
duke
parents:
diff changeset
   703
        Matcher m = pattern.matcher(curdata);
13790
5b29e3921008 7180362: RFE: Implement date cutover functionality for currency.properties file
coffeys
parents: 13583
diff changeset
   704
        if (!m.find() || (m.group(4) == null && countOccurrences(curdata, ',') >= 3)) {
2
90ce3da70b43 Initial load
duke
parents:
diff changeset
   705
            // format is not recognized.  ignore the data
13790
5b29e3921008 7180362: RFE: Implement date cutover functionality for currency.properties file
coffeys
parents: 13583
diff changeset
   706
            // if group(4) date string is null and we've 4 values, bad date value
5b29e3921008 7180362: RFE: Implement date cutover functionality for currency.properties file
coffeys
parents: 13583
diff changeset
   707
            info("currency.properties entry for " + ctry +
5b29e3921008 7180362: RFE: Implement date cutover functionality for currency.properties file
coffeys
parents: 13583
diff changeset
   708
                    " ignored because the value format is not recognized.", null);
5b29e3921008 7180362: RFE: Implement date cutover functionality for currency.properties file
coffeys
parents: 13583
diff changeset
   709
            return;
5b29e3921008 7180362: RFE: Implement date cutover functionality for currency.properties file
coffeys
parents: 13583
diff changeset
   710
        }
5b29e3921008 7180362: RFE: Implement date cutover functionality for currency.properties file
coffeys
parents: 13583
diff changeset
   711
5b29e3921008 7180362: RFE: Implement date cutover functionality for currency.properties file
coffeys
parents: 13583
diff changeset
   712
        try {
5b29e3921008 7180362: RFE: Implement date cutover functionality for currency.properties file
coffeys
parents: 13583
diff changeset
   713
            if (m.group(4) != null && !isPastCutoverDate(m.group(4))) {
5b29e3921008 7180362: RFE: Implement date cutover functionality for currency.properties file
coffeys
parents: 13583
diff changeset
   714
                info("currency.properties entry for " + ctry +
5b29e3921008 7180362: RFE: Implement date cutover functionality for currency.properties file
coffeys
parents: 13583
diff changeset
   715
                        " ignored since cutover date has not passed :" + curdata, null);
5b29e3921008 7180362: RFE: Implement date cutover functionality for currency.properties file
coffeys
parents: 13583
diff changeset
   716
                return;
5b29e3921008 7180362: RFE: Implement date cutover functionality for currency.properties file
coffeys
parents: 13583
diff changeset
   717
            }
16006
bab9013bc05e 7197187: Currency.isPastCutoverDate should be made more robust
coffeys
parents: 14697
diff changeset
   718
        } catch (ParseException ex) {
13790
5b29e3921008 7180362: RFE: Implement date cutover functionality for currency.properties file
coffeys
parents: 13583
diff changeset
   719
            info("currency.properties entry for " + ctry +
5b29e3921008 7180362: RFE: Implement date cutover functionality for currency.properties file
coffeys
parents: 13583
diff changeset
   720
                        " ignored since exception encountered :" + ex.getMessage(), null);
2
90ce3da70b43 Initial load
duke
parents:
diff changeset
   721
            return;
90ce3da70b43 Initial load
duke
parents:
diff changeset
   722
        }
90ce3da70b43 Initial load
duke
parents:
diff changeset
   723
90ce3da70b43 Initial load
duke
parents:
diff changeset
   724
        String code = m.group(1);
90ce3da70b43 Initial load
duke
parents:
diff changeset
   725
        int numeric = Integer.parseInt(m.group(2));
29524
2dbceeab4b8b 8074350: Support ISO 4217 "Current funds codes" table (A.2)
naoto
parents: 27565
diff changeset
   726
        int entry = numeric << NUMERIC_CODE_SHIFT;
2
90ce3da70b43 Initial load
duke
parents:
diff changeset
   727
        int fraction = Integer.parseInt(m.group(3));
29524
2dbceeab4b8b 8074350: Support ISO 4217 "Current funds codes" table (A.2)
naoto
parents: 27565
diff changeset
   728
        if (fraction > SIMPLE_CASE_COUNTRY_MAX_DEFAULT_DIGITS) {
2dbceeab4b8b 8074350: Support ISO 4217 "Current funds codes" table (A.2)
naoto
parents: 27565
diff changeset
   729
            info("currency.properties entry for " + ctry +
2dbceeab4b8b 8074350: Support ISO 4217 "Current funds codes" table (A.2)
naoto
parents: 27565
diff changeset
   730
                " ignored since the fraction is more than " +
2dbceeab4b8b 8074350: Support ISO 4217 "Current funds codes" table (A.2)
naoto
parents: 27565
diff changeset
   731
                SIMPLE_CASE_COUNTRY_MAX_DEFAULT_DIGITS + ":" + curdata, null);
2dbceeab4b8b 8074350: Support ISO 4217 "Current funds codes" table (A.2)
naoto
parents: 27565
diff changeset
   732
            return;
2dbceeab4b8b 8074350: Support ISO 4217 "Current funds codes" table (A.2)
naoto
parents: 27565
diff changeset
   733
        }
2
90ce3da70b43 Initial load
duke
parents:
diff changeset
   734
90ce3da70b43 Initial load
duke
parents:
diff changeset
   735
        int index;
90ce3da70b43 Initial load
duke
parents:
diff changeset
   736
        for (index = 0; index < scOldCurrencies.length; index++) {
90ce3da70b43 Initial load
duke
parents:
diff changeset
   737
            if (scOldCurrencies[index].equals(code)) {
90ce3da70b43 Initial load
duke
parents:
diff changeset
   738
                break;
90ce3da70b43 Initial load
duke
parents:
diff changeset
   739
            }
90ce3da70b43 Initial load
duke
parents:
diff changeset
   740
        }
90ce3da70b43 Initial load
duke
parents:
diff changeset
   741
90ce3da70b43 Initial load
duke
parents:
diff changeset
   742
        if (index == scOldCurrencies.length) {
90ce3da70b43 Initial load
duke
parents:
diff changeset
   743
            // simple case
90ce3da70b43 Initial load
duke
parents:
diff changeset
   744
            entry |= (fraction << SIMPLE_CASE_COUNTRY_DEFAULT_DIGITS_SHIFT) |
90ce3da70b43 Initial load
duke
parents:
diff changeset
   745
                     (code.charAt(2) - 'A');
90ce3da70b43 Initial load
duke
parents:
diff changeset
   746
        } else {
90ce3da70b43 Initial load
duke
parents:
diff changeset
   747
            // special case
90ce3da70b43 Initial load
duke
parents:
diff changeset
   748
            entry |= SPECIAL_CASE_COUNTRY_MASK |
90ce3da70b43 Initial load
duke
parents:
diff changeset
   749
                     (index + SPECIAL_CASE_COUNTRY_INDEX_DELTA);
90ce3da70b43 Initial load
duke
parents:
diff changeset
   750
        }
90ce3da70b43 Initial load
duke
parents:
diff changeset
   751
        setMainTableEntry(ctry.charAt(0), ctry.charAt(1), entry);
90ce3da70b43 Initial load
duke
parents:
diff changeset
   752
    }
90ce3da70b43 Initial load
duke
parents:
diff changeset
   753
16006
bab9013bc05e 7197187: Currency.isPastCutoverDate should be made more robust
coffeys
parents: 14697
diff changeset
   754
    private static boolean isPastCutoverDate(String s) throws ParseException {
13790
5b29e3921008 7180362: RFE: Implement date cutover functionality for currency.properties file
coffeys
parents: 13583
diff changeset
   755
        SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss", Locale.ROOT);
5b29e3921008 7180362: RFE: Implement date cutover functionality for currency.properties file
coffeys
parents: 13583
diff changeset
   756
        format.setTimeZone(TimeZone.getTimeZone("UTC"));
5b29e3921008 7180362: RFE: Implement date cutover functionality for currency.properties file
coffeys
parents: 13583
diff changeset
   757
        format.setLenient(false);
5b29e3921008 7180362: RFE: Implement date cutover functionality for currency.properties file
coffeys
parents: 13583
diff changeset
   758
        long time = format.parse(s.trim()).getTime();
5b29e3921008 7180362: RFE: Implement date cutover functionality for currency.properties file
coffeys
parents: 13583
diff changeset
   759
        return System.currentTimeMillis() > time;
5b29e3921008 7180362: RFE: Implement date cutover functionality for currency.properties file
coffeys
parents: 13583
diff changeset
   760
5b29e3921008 7180362: RFE: Implement date cutover functionality for currency.properties file
coffeys
parents: 13583
diff changeset
   761
    }
5b29e3921008 7180362: RFE: Implement date cutover functionality for currency.properties file
coffeys
parents: 13583
diff changeset
   762
5b29e3921008 7180362: RFE: Implement date cutover functionality for currency.properties file
coffeys
parents: 13583
diff changeset
   763
    private static int countOccurrences(String value, char match) {
5b29e3921008 7180362: RFE: Implement date cutover functionality for currency.properties file
coffeys
parents: 13583
diff changeset
   764
        int count = 0;
5b29e3921008 7180362: RFE: Implement date cutover functionality for currency.properties file
coffeys
parents: 13583
diff changeset
   765
        for (char c : value.toCharArray()) {
5b29e3921008 7180362: RFE: Implement date cutover functionality for currency.properties file
coffeys
parents: 13583
diff changeset
   766
            if (c == match) {
5b29e3921008 7180362: RFE: Implement date cutover functionality for currency.properties file
coffeys
parents: 13583
diff changeset
   767
               ++count;
5b29e3921008 7180362: RFE: Implement date cutover functionality for currency.properties file
coffeys
parents: 13583
diff changeset
   768
            }
5b29e3921008 7180362: RFE: Implement date cutover functionality for currency.properties file
coffeys
parents: 13583
diff changeset
   769
        }
5b29e3921008 7180362: RFE: Implement date cutover functionality for currency.properties file
coffeys
parents: 13583
diff changeset
   770
        return count;
5b29e3921008 7180362: RFE: Implement date cutover functionality for currency.properties file
coffeys
parents: 13583
diff changeset
   771
    }
5b29e3921008 7180362: RFE: Implement date cutover functionality for currency.properties file
coffeys
parents: 13583
diff changeset
   772
3861
a98a057ec335 6882376: Add internal support for JRE implementation to eliminate the dependency on logging
mchung
parents: 2
diff changeset
   773
    private static void info(String message, Throwable t) {
a98a057ec335 6882376: Add internal support for JRE implementation to eliminate the dependency on logging
mchung
parents: 2
diff changeset
   774
        PlatformLogger logger = PlatformLogger.getLogger("java.util.Currency");
18178
ee71c923891d 8016747: Replace deprecated PlatformLogger isLoggable(int) with isLoggable(Level)
chegar
parents: 17156
diff changeset
   775
        if (logger.isLoggable(PlatformLogger.Level.INFO)) {
2
90ce3da70b43 Initial load
duke
parents:
diff changeset
   776
            if (t != null) {
3861
a98a057ec335 6882376: Add internal support for JRE implementation to eliminate the dependency on logging
mchung
parents: 2
diff changeset
   777
                logger.info(message, t);
2
90ce3da70b43 Initial load
duke
parents:
diff changeset
   778
            } else {
3861
a98a057ec335 6882376: Add internal support for JRE implementation to eliminate the dependency on logging
mchung
parents: 2
diff changeset
   779
                logger.info(message);
2
90ce3da70b43 Initial load
duke
parents:
diff changeset
   780
            }
90ce3da70b43 Initial load
duke
parents:
diff changeset
   781
        }
90ce3da70b43 Initial load
duke
parents:
diff changeset
   782
    }
90ce3da70b43 Initial load
duke
parents:
diff changeset
   783
}