feat(jdk8): move files to new folder to avoid resources compiled.

jdkSrc/jdk8/sun/util/locale/provider/NumberFormatProviderImpl.java

@@ -0,0 +1,227 @@
+/*
+ * Copyright (c) 1999, 2012, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/*
+ *
+ * (C) Copyright Taligent, Inc. 1996, 1997 - All Rights Reserved
+ * (C) Copyright IBM Corp. 1996 - 2002 - All Rights Reserved
+ *
+ * The original version of this source code and documentation
+ * is copyrighted and owned by Taligent, Inc., a wholly-owned
+ * subsidiary of IBM. These materials are provided under terms
+ * of a License Agreement between Taligent and Sun. This technology
+ * is protected by multiple US and International patents.
+ *
+ * This notice and attribution to Taligent may not be removed.
+ * Taligent is a registered trademark of Taligent, Inc.
+ */
+
+package sun.util.locale.provider;
+
+import java.text.DecimalFormat;
+import java.text.DecimalFormatSymbols;
+import java.text.NumberFormat;
+import java.text.spi.NumberFormatProvider;
+import java.util.Currency;
+import java.util.Locale;
+import java.util.Set;
+
+/**
+ * Concrete implementation of the  {@link java.text.spi.NumberFormatProvider
+ * NumberFormatProvider} class for the JRE LocaleProviderAdapter.
+ *
+ * @author Naoto Sato
+ * @author Masayoshi Okutsu
+ */
+public class NumberFormatProviderImpl extends NumberFormatProvider implements AvailableLanguageTags {
+
+    // Constants used by factory methods to specify a style of format.
+    private static final int NUMBERSTYLE = 0;
+    private static final int CURRENCYSTYLE = 1;
+    private static final int PERCENTSTYLE = 2;
+    private static final int SCIENTIFICSTYLE = 3;
+    private static final int INTEGERSTYLE = 4;
+
+    private final LocaleProviderAdapter.Type type;
+    private final Set<String> langtags;
+
+    public NumberFormatProviderImpl(LocaleProviderAdapter.Type type, Set<String> langtags) {
+        this.type = type;
+        this.langtags = langtags;
+    }
+
+    /**
+     * Returns an array of all locales for which this locale service provider
+     * can provide localized objects or names.
+     *
+     * @return An array of all locales for which this locale service provider
+     * can provide localized objects or names.
+     */
+    @Override
+    public Locale[] getAvailableLocales() {
+        return LocaleProviderAdapter.forType(type).getAvailableLocales();
+    }
+
+    @Override
+    public boolean isSupportedLocale(Locale locale) {
+        return LocaleProviderAdapter.isSupportedLocale(locale, type, langtags);
+    }
+
+    /**
+     * Returns a new <code>NumberFormat</code> instance which formats
+     * monetary values for the specified locale.
+     *
+     * @param locale the desired locale.
+     * @exception NullPointerException if <code>locale</code> is null
+     * @exception IllegalArgumentException if <code>locale</code> isn't
+     *     one of the locales returned from
+     *     {@link java.util.spi.LocaleServiceProvider#getAvailableLocales()
+     *     getAvailableLocales()}.
+     * @return a currency formatter
+     * @see java.text.NumberFormat#getCurrencyInstance(java.util.Locale)
+     */
+    @Override
+    public NumberFormat getCurrencyInstance(Locale locale) {
+        return getInstance(locale, CURRENCYSTYLE);
+    }
+
+    /**
+     * Returns a new <code>NumberFormat</code> instance which formats
+     * integer values for the specified locale.
+     * The returned number format is configured to
+     * round floating point numbers to the nearest integer using
+     * half-even rounding (see {@link java.math.RoundingMode#HALF_EVEN HALF_EVEN})
+     * for formatting, and to parse only the integer part of
+     * an input string (see {@link
+     * java.text.NumberFormat#isParseIntegerOnly isParseIntegerOnly}).
+     *
+     * @param locale the desired locale
+     * @exception NullPointerException if <code>locale</code> is null
+     * @exception IllegalArgumentException if <code>locale</code> isn't
+     *     one of the locales returned from
+     *     {@link java.util.spi.LocaleServiceProvider#getAvailableLocales()
+     *     getAvailableLocales()}.
+     * @return a number format for integer values
+     * @see java.text.NumberFormat#getIntegerInstance(java.util.Locale)
+     */
+    @Override
+    public NumberFormat getIntegerInstance(Locale locale) {
+        return getInstance(locale, INTEGERSTYLE);
+    }
+
+    /**
+     * Returns a new general-purpose <code>NumberFormat</code> instance for
+     * the specified locale.
+     *
+     * @param locale the desired locale
+     * @exception NullPointerException if <code>locale</code> is null
+     * @exception IllegalArgumentException if <code>locale</code> isn't
+     *     one of the locales returned from
+     *     {@link java.util.spi.LocaleServiceProvider#getAvailableLocales()
+     *     getAvailableLocales()}.
+     * @return a general-purpose number formatter
+     * @see java.text.NumberFormat#getNumberInstance(java.util.Locale)
+     */
+    @Override
+    public NumberFormat getNumberInstance(Locale locale) {
+        return getInstance(locale, NUMBERSTYLE);
+    }
+
+    /**
+     * Returns a new <code>NumberFormat</code> instance which formats
+     * percentage values for the specified locale.
+     *
+     * @param locale the desired locale
+     * @exception NullPointerException if <code>locale</code> is null
+     * @exception IllegalArgumentException if <code>locale</code> isn't
+     *     one of the locales returned from
+     *     {@link java.util.spi.LocaleServiceProvider#getAvailableLocales()
+     *     getAvailableLocales()}.
+     * @return a percent formatter
+     * @see java.text.NumberFormat#getPercentInstance(java.util.Locale)
+     */
+    @Override
+    public NumberFormat getPercentInstance(Locale locale) {
+        return getInstance(locale, PERCENTSTYLE);
+    }
+
+    private NumberFormat getInstance(Locale locale,
+                                            int choice) {
+        if (locale == null) {
+            throw new NullPointerException();
+        }
+
+        LocaleProviderAdapter adapter = LocaleProviderAdapter.forType(type);
+        String[] numberPatterns = adapter.getLocaleResources(locale).getNumberPatterns();
+        DecimalFormatSymbols symbols = DecimalFormatSymbols.getInstance(locale);
+        int entry = (choice == INTEGERSTYLE) ? NUMBERSTYLE : choice;
+        DecimalFormat format = new DecimalFormat(numberPatterns[entry], symbols);
+
+        if (choice == INTEGERSTYLE) {
+            format.setMaximumFractionDigits(0);
+            format.setDecimalSeparatorAlwaysShown(false);
+            format.setParseIntegerOnly(true);
+        } else if (choice == CURRENCYSTYLE) {
+            adjustForCurrencyDefaultFractionDigits(format, symbols);
+        }
+
+        return format;
+    }
+
+    /**
+     * Adjusts the minimum and maximum fraction digits to values that
+     * are reasonable for the currency's default fraction digits.
+     */
+    private static void adjustForCurrencyDefaultFractionDigits(
+            DecimalFormat format, DecimalFormatSymbols symbols) {
+        Currency currency = symbols.getCurrency();
+        if (currency == null) {
+            try {
+                currency = Currency.getInstance(symbols.getInternationalCurrencySymbol());
+            } catch (IllegalArgumentException e) {
+            }
+        }
+        if (currency != null) {
+            int digits = currency.getDefaultFractionDigits();
+            if (digits != -1) {
+                int oldMinDigits = format.getMinimumFractionDigits();
+                // Common patterns are "#.##", "#.00", "#".
+                // Try to adjust all of them in a reasonable way.
+                if (oldMinDigits == format.getMaximumFractionDigits()) {
+                    format.setMinimumFractionDigits(digits);
+                    format.setMaximumFractionDigits(digits);
+                } else {
+                    format.setMinimumFractionDigits(Math.min(digits, oldMinDigits));
+                    format.setMaximumFractionDigits(digits);
+                }
+            }
+        }
+    }
+
+    @Override
+    public Set<String> getAvailableLanguageTags() {
+        return langtags;
+    }
+}