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8187443: Forest Consolidation: Move files to unified layout
Reviewed-by: darcy, ihse
This commit is contained in:
Erik Joelsson
parent
270fe13182
commit
3789983e89
56923 changed files with 3 additions and 15727 deletions
305
src/java.base/share/classes/sun/util/locale/BaseLocale.java
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305
src/java.base/share/classes/sun/util/locale/BaseLocale.java
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/*
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* Copyright (c) 2010, 2011, 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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/*
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*******************************************************************************
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* Copyright (C) 2009-2010, International Business Machines Corporation and *
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* others. All Rights Reserved. *
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*******************************************************************************
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*/
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package sun.util.locale;
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import java.lang.ref.SoftReference;
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import java.util.StringJoiner;
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public final class BaseLocale {
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public static final String SEP = "_";
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private static final Cache CACHE = new Cache();
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private final String language;
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private final String script;
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private final String region;
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private final String variant;
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private volatile int hash;
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// This method must be called only when creating the Locale.* constants.
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private BaseLocale(String language, String region) {
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this.language = language;
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this.script = "";
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this.region = region;
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this.variant = "";
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}
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private BaseLocale(String language, String script, String region, String variant) {
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this.language = (language != null) ? LocaleUtils.toLowerString(language).intern() : "";
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this.script = (script != null) ? LocaleUtils.toTitleString(script).intern() : "";
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this.region = (region != null) ? LocaleUtils.toUpperString(region).intern() : "";
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this.variant = (variant != null) ? variant.intern() : "";
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}
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// Called for creating the Locale.* constants. No argument
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// validation is performed.
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public static BaseLocale createInstance(String language, String region) {
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BaseLocale base = new BaseLocale(language, region);
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CACHE.put(new Key(language, region), base);
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return base;
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}
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public static BaseLocale getInstance(String language, String script,
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String region, String variant) {
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// JDK uses deprecated ISO639.1 language codes for he, yi and id
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if (language != null) {
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if (LocaleUtils.caseIgnoreMatch(language, "he")) {
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language = "iw";
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} else if (LocaleUtils.caseIgnoreMatch(language, "yi")) {
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language = "ji";
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} else if (LocaleUtils.caseIgnoreMatch(language, "id")) {
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language = "in";
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}
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}
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Key key = new Key(language, script, region, variant);
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BaseLocale baseLocale = CACHE.get(key);
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return baseLocale;
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}
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public String getLanguage() {
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return language;
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}
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public String getScript() {
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return script;
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}
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public String getRegion() {
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return region;
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}
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public String getVariant() {
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return variant;
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}
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@Override
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public boolean equals(Object obj) {
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if (this == obj) {
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return true;
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}
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if (!(obj instanceof BaseLocale)) {
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return false;
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}
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BaseLocale other = (BaseLocale)obj;
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return language == other.language
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&& script == other.script
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&& region == other.region
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&& variant == other.variant;
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}
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@Override
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public String toString() {
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StringJoiner sj = new StringJoiner(", ");
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if (language.length() > 0) {
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sj.add("language=" + language);
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}
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if (script.length() > 0) {
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sj.add("script=" + script);
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}
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if (region.length() > 0) {
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sj.add("region=" + region);
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}
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if (variant.length() > 0) {
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sj.add("variant=" + variant);
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}
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return sj.toString();
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}
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@Override
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public int hashCode() {
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int h = hash;
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if (h == 0) {
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// Generating a hash value from language, script, region and variant
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h = language.hashCode();
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h = 31 * h + script.hashCode();
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h = 31 * h + region.hashCode();
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h = 31 * h + variant.hashCode();
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if (h != 0) {
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hash = h;
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}
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}
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return h;
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}
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private static final class Key {
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private final SoftReference<String> lang;
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private final SoftReference<String> scrt;
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private final SoftReference<String> regn;
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private final SoftReference<String> vart;
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private final boolean normalized;
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private final int hash;
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/**
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* Creates a Key. language and region must be normalized
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* (intern'ed in the proper case).
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*/
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private Key(String language, String region) {
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assert language.intern() == language
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&& region.intern() == region;
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lang = new SoftReference<>(language);
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scrt = new SoftReference<>("");
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regn = new SoftReference<>(region);
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vart = new SoftReference<>("");
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this.normalized = true;
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int h = language.hashCode();
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if (region != "") {
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int len = region.length();
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for (int i = 0; i < len; i++) {
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h = 31 * h + LocaleUtils.toLower(region.charAt(i));
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}
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}
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hash = h;
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}
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public Key(String language, String script, String region, String variant) {
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this(language, script, region, variant, false);
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}
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private Key(String language, String script, String region,
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String variant, boolean normalized) {
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int h = 0;
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if (language != null) {
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lang = new SoftReference<>(language);
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int len = language.length();
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for (int i = 0; i < len; i++) {
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h = 31*h + LocaleUtils.toLower(language.charAt(i));
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}
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} else {
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lang = new SoftReference<>("");
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}
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if (script != null) {
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scrt = new SoftReference<>(script);
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int len = script.length();
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for (int i = 0; i < len; i++) {
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h = 31*h + LocaleUtils.toLower(script.charAt(i));
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}
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} else {
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scrt = new SoftReference<>("");
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}
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if (region != null) {
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regn = new SoftReference<>(region);
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int len = region.length();
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for (int i = 0; i < len; i++) {
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h = 31*h + LocaleUtils.toLower(region.charAt(i));
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}
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} else {
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regn = new SoftReference<>("");
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}
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if (variant != null) {
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vart = new SoftReference<>(variant);
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int len = variant.length();
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for (int i = 0; i < len; i++) {
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h = 31*h + variant.charAt(i);
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}
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} else {
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vart = new SoftReference<>("");
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}
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hash = h;
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this.normalized = normalized;
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}
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@Override
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public boolean equals(Object obj) {
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if (this == obj) {
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return true;
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}
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if (obj instanceof Key && this.hash == ((Key)obj).hash) {
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String tl = this.lang.get();
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String ol = ((Key)obj).lang.get();
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if (tl != null && ol != null &&
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LocaleUtils.caseIgnoreMatch(ol, tl)) {
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String ts = this.scrt.get();
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String os = ((Key)obj).scrt.get();
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if (ts != null && os != null &&
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LocaleUtils.caseIgnoreMatch(os, ts)) {
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String tr = this.regn.get();
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String or = ((Key)obj).regn.get();
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if (tr != null && or != null &&
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LocaleUtils.caseIgnoreMatch(or, tr)) {
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String tv = this.vart.get();
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String ov = ((Key)obj).vart.get();
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return (ov != null && ov.equals(tv));
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}
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}
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}
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}
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return false;
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}
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@Override
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public int hashCode() {
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return hash;
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}
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public static Key normalize(Key key) {
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if (key.normalized) {
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return key;
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}
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String lang = LocaleUtils.toLowerString(key.lang.get()).intern();
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String scrt = LocaleUtils.toTitleString(key.scrt.get()).intern();
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String regn = LocaleUtils.toUpperString(key.regn.get()).intern();
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String vart = key.vart.get().intern(); // preserve upper/lower cases
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return new Key(lang, scrt, regn, vart, true);
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}
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}
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private static class Cache extends LocaleObjectCache<Key, BaseLocale> {
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public Cache() {
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}
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@Override
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protected Key normalizeKey(Key key) {
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assert key.lang.get() != null &&
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key.scrt.get() != null &&
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key.regn.get() != null &&
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key.vart.get() != null;
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return Key.normalize(key);
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}
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@Override
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protected BaseLocale createObject(Key key) {
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return new BaseLocale(key.lang.get(), key.scrt.get(),
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key.regn.get(), key.vart.get());
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}
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}
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}
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