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/*
* Copyright (c) 2007, 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.
*
* 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.
*/
/*
* @test
* @bug 4303146 5102289 6272060
* @summary Test non-standard loading strategies with ResourceBundle.Control subclasses
*/
import java.io.*;
import java.util.*;
public class LoadingStrategiesTest {
static int errors;
public static void main(String[] args) {
ResourceBundle rb;
String s;
// Test zh_TW -> root, zh_CN -> zh -> root
rb = ResourceBundle.getBundle("Chinese", Locale.TAIWAN, new ChineseControl());
s = rb.getString("data");
check("chinese with Locale.TAIWAN", s, "root");
rb = ResourceBundle.getBundle("Chinese", Locale.CHINA, new ChineseControl());
s = rb.getString("data");
check("chinese with Locale.CHINA", s, "zh");
// Test use of per-locale packaging
preparePerLocalePackageProperties();
rb = ResourceBundle.getBundle("test.package.Messages", Locale.US,
new PerLocalePackageControl());
s = rb.getString("data");
check("Per-locale package with Locale.US", s, "");
rb = ResourceBundle.getBundle("test.package.Messages", Locale.GERMAN,
new PerLocalePackageControl());
s = rb.getString("data");
check("Per-locale package with Locale.GERMAN", s, "de");
rb = ResourceBundle.getBundle("test.package.Messages", Locale.JAPAN,
new PerLocalePackageControl());
s = rb.getString("data");
check("Per-locale package with Locale.JAPAN", s, "ja_JP");
// Check any errors
if (errors > 0) {
throw new RuntimeException("FAILED: " + errors + " error(s)");
}
}
private static void check(String msg, String got, String expected) {
if (!got.equals(expected)) {
error("%s: got \"%s\", expected \"%s\"%n", msg, got, expected);
}
}
private static class ChineseControl extends ResourceBundle.Control {
@Override
public List<Locale> getCandidateLocales(String baseName,
Locale locale) {
if (locale.equals(Locale.TAIWAN)) {
return Arrays.asList(locale,
// no Locale("zh")
new Locale(""));
}
return super.getCandidateLocales(baseName, locale);
}
}
private static class PerLocalePackageControl extends ResourceBundle.Control {
@Override
public String toBundleName(String baseName, Locale locale) {
if (baseName == null || locale == null) {
throw new NullPointerException();
}
String loc = super.toBundleName("", locale);
if (loc.length() > 0) {
return baseName.replaceFirst("^([\\w\\.]+)\\.(\\w+)$",
"$1." + loc.substring(1) + ".$2");
}
return baseName;
}
// Avoid fallback to the default locale (6272060)
@Override
public Locale getFallbackLocale(String baseName, Locale locale) {
if (baseName == null || locale == null) {
throw new NullPointerException();
}
return null;
}
}
// Creates:
// test/package/Messages.properties
// test/package/de/Messages.properties
// test/package/ja_JP/Messages.properties
private static void preparePerLocalePackageProperties() {
final String DEL = File.separator;
try {
String dir = System.getProperty("test.classes", ".");
String[] subdirs = { "", "de", "ja_JP" };
for (String subdir : subdirs) {
StringBuilder sb = new StringBuilder();
sb.append(dir).append(DEL).append("test").append(DEL).append("package");
if (subdir.length() > 0) {
sb.append(DEL).append(subdir);
}
File path = new File(sb.toString());
path.mkdirs();
File propsfile = new File(path, "Messages.properties");
OutputStream os = new FileOutputStream(propsfile);
Properties props = new Properties();
props.setProperty("data", subdir);
props.store(os, null);
System.out.println("Created: " + propsfile);
os.close();
}
} catch (Exception e) {
throw new RuntimeException("Can't set up per-locale properties", e);
}
}
private static void error(String msg) {
System.out.println(msg);
errors++;
}
private static void error(String fmt, Object... args) {
System.out.printf(fmt, args);
errors++;
}
}
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