| /* |
| * Copyright (c) 2015, 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 8027607 |
| * @summary Test UTF-8 based properties files can be loaded successfully, |
| * @run main CodePointTest |
| * @run main/othervm -Djava.util.PropertyResourceBundle.encoding=ISO-8859-1 CodePointTest |
| * @run main/othervm -Djava.util.PropertyResourceBundle.encoding=UTF-8 CodePointTest |
| */ |
| |
| import java.io.*; |
| import java.nio.charset.*; |
| import java.nio.file.*; |
| import java.util.*; |
| import static java.util.ResourceBundle.Control; |
| import java.util.stream.*; |
| |
| /* |
| * Dumps every legal characters in ISO-8859-1/UTF-8 into |
| * a <CharSet>.properties file. Each entry has a form of |
| * "keyXXXX=c", where "XXXX" is a code point (variable length) |
| * and "c" is the character encoded in the passed character set. |
| * Then, load it with ResourceBundle.Control.newBundle() and compare both |
| * contents. This confirms the following two functions: |
| * - For UTF-8.properties, UTF-8 code points are loaded correctly |
| * - For ISO-8859-1.properties, UTF-8->ISO-8859-1 fallback works |
| * |
| * Does the same test with "java.util.PropertyResourceBundle.encoding" |
| * to "ISO-8859-1", and confirms only UTF-8 properties loading fails. |
| */ |
| public class CodePointTest { |
| static final Charset[] props = {StandardCharsets.ISO_8859_1, |
| StandardCharsets.UTF_8, |
| StandardCharsets.US_ASCII}; |
| static final String encoding = |
| System.getProperty("java.util.PropertyResourceBundle.encoding", ""); |
| |
| public static void main(String[] args) { |
| for (Charset cs : props) { |
| try { |
| checkProps(cs, |
| cs == StandardCharsets.UTF_8 && |
| encoding.equals("ISO-8859-1")); |
| |
| if (cs == StandardCharsets.ISO_8859_1 && |
| encoding.equals("UTF-8")) { |
| // should not happen |
| throw new RuntimeException("Reading ISO-8859-1 properties in "+ |
| "strict UTF-8 encoding should throw an exception"); |
| } |
| } catch (IOException e) { |
| if ((e instanceof MalformedInputException || |
| e instanceof UnmappableCharacterException) && |
| cs == StandardCharsets.ISO_8859_1 && |
| encoding.equals("UTF-8")) { |
| // Expected exception is correctly detected. |
| } else { |
| throw new RuntimeException(e); |
| } |
| } |
| } |
| } |
| |
| static void checkProps(Charset cs, boolean shouldFail) throws IOException { |
| int start = Character.MIN_CODE_POINT; |
| int end= 0; |
| |
| switch (cs.name()) { |
| case "ISO-8859-1": |
| end = 0xff; |
| break; |
| case "UTF-8": |
| end = Character.MAX_CODE_POINT; |
| break; |
| case "US-ASCII": |
| end = 0x7f; |
| break; |
| default: |
| assert false; |
| } |
| |
| Properties p = new Properties(); |
| String outputName = cs.name() + ".properties"; |
| |
| // Forget previous test artifacts |
| ResourceBundle.clearCache(); |
| |
| IntStream.range(start, end+1).forEach(c -> |
| { |
| if (Character.isDefined(c) && |
| (Character.isSupplementaryCodePoint(c) || |
| !Character.isSurrogate((char)c))) { |
| p.setProperty("key"+Integer.toHexString(c), |
| Character.isSupplementaryCodePoint(c) ? |
| String.valueOf(Character.toChars(c)) : |
| Character.toString((char)c)); |
| } |
| } |
| ); |
| |
| try (BufferedWriter bw = Files.newBufferedWriter( |
| FileSystems.getDefault().getPath(System.getProperty("test.classes", "."), |
| outputName), cs)) { |
| p.store(bw, null); |
| } catch (IOException ex) { |
| throw new RuntimeException(ex); |
| } |
| |
| // try loading it |
| Control c = Control.getControl(Control.FORMAT_PROPERTIES); |
| ResourceBundle rb; |
| try { |
| rb = c.newBundle(cs.name(), Locale.ROOT, "java.properties", |
| CodePointTest.class.getClassLoader(), false); |
| } catch (IllegalAccessException | |
| InstantiationException ex) { |
| throw new RuntimeException(ex); |
| } |
| Properties result = new Properties(); |
| rb.keySet().stream().forEach((key) -> { |
| result.setProperty(key, rb.getString(key)); |
| }); |
| |
| if (!p.equals(result) && !shouldFail) { |
| System.out.println("Charset: "+cs); |
| rb.keySet().stream().sorted().forEach((key) -> { |
| if (!p.getProperty(key).equals(result.getProperty(key))) { |
| System.out.println(key+": file: "+p.getProperty(key)+", RB: "+result.getProperty(key)); |
| } |
| }); |
| throw new RuntimeException("not equal!"); |
| } |
| } |
| } |