| /* |
| * Copyright (c) 2000, 2009, 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. |
| */ |
| |
| /* @test |
| @bug 6636323 6636319 |
| @summary Test if StringCoding and NIO result have the same de/encoding result |
| * @run main/timeout=2000 TestStringCoding |
| */ |
| |
| import java.util.*; |
| import java.nio.*; |
| import java.nio.charset.*; |
| |
| public class TestStringCoding { |
| public static void main(String[] args) throws Throwable { |
| |
| for (Boolean hasSM: new boolean[] { false, true }) { |
| if (hasSM) |
| System.setSecurityManager(new PermissiveSecurityManger()); |
| for (Charset cs: Charset.availableCharsets().values()) { |
| if ("ISO-2022-CN".equals(cs.name()) || |
| "x-COMPOUND_TEXT".equals(cs.name()) || |
| "x-JISAutoDetect".equals(cs.name())) |
| continue; |
| System.out.printf("Testing(sm=%b) " + cs.name() + "....", hasSM); |
| // full bmp first |
| char[] bmpCA = new char[0x10000]; |
| for (int i = 0; i < 0x10000; i++) { |
| bmpCA[i] = (char)i; |
| } |
| byte[] sbBA = new byte[0x100]; |
| for (int i = 0; i < 0x100; i++) { |
| sbBA[i] = (byte)i; |
| } |
| test(cs, bmpCA, sbBA); |
| // "randomed" sizes |
| Random rnd = new Random(); |
| for (int i = 0; i < 10; i++) { |
| int clen = rnd.nextInt(0x10000); |
| int blen = rnd.nextInt(0x100); |
| //System.out.printf(" blen=%d, clen=%d%n", blen, clen); |
| test(cs, Arrays.copyOf(bmpCA, clen), Arrays.copyOf(sbBA, blen)); |
| //add a pair of surrogates |
| int pos = clen / 2; |
| if ((pos + 1) < blen) { |
| bmpCA[pos] = '\uD800'; |
| bmpCA[pos+1] = '\uDC00'; |
| } |
| test(cs, Arrays.copyOf(bmpCA, clen), Arrays.copyOf(sbBA, blen)); |
| } |
| System.out.println("done!"); |
| } |
| } |
| } |
| |
| static void test(Charset cs, char[] bmpCA, byte[] sbBA) throws Throwable { |
| String bmpStr = new String(bmpCA); |
| CharsetDecoder dec = cs.newDecoder() |
| .onMalformedInput(CodingErrorAction.REPLACE) |
| .onUnmappableCharacter(CodingErrorAction.REPLACE); |
| CharsetEncoder enc = cs.newEncoder() |
| .onMalformedInput(CodingErrorAction.REPLACE) |
| .onUnmappableCharacter(CodingErrorAction.REPLACE); |
| |
| //getBytes(csn); |
| byte[] baSC = bmpStr.getBytes(cs.name()); |
| ByteBuffer bf = enc.reset().encode(CharBuffer.wrap(bmpCA)); |
| byte[] baNIO = new byte[bf.limit()]; |
| bf.get(baNIO, 0, baNIO.length); |
| if (!Arrays.equals(baSC, baNIO)) |
| throw new RuntimeException("getBytes(csn) failed -> " + cs.name()); |
| |
| //getBytes(cs); |
| baSC = bmpStr.getBytes(cs); |
| if (!Arrays.equals(baSC, baNIO)) |
| throw new RuntimeException("getBytes(cs) failed -> " + cs.name()); |
| |
| //new String(csn); |
| String strSC = new String(sbBA, cs.name()); |
| String strNIO = dec.reset().decode(ByteBuffer.wrap(sbBA)).toString(); |
| if(!strNIO.equals(strSC)) |
| throw new RuntimeException("new String(csn) failed -> " + cs.name()); |
| |
| //new String(cs); |
| strSC = new String(sbBA, cs); |
| if (!strNIO.equals(strSC)) |
| throw new RuntimeException("new String(cs) failed -> " + cs.name()); |
| |
| //encode unmappable surrogates |
| if (enc instanceof sun.nio.cs.ArrayEncoder && |
| cs.contains(Charset.forName("ASCII"))) { |
| enc.replaceWith(new byte[] { (byte)'A'}); |
| sun.nio.cs.ArrayEncoder cae = (sun.nio.cs.ArrayEncoder)enc; |
| |
| String str = "ab\uD800\uDC00\uD800\uDC00cd"; |
| byte[] ba = new byte[str.length() - 2]; |
| int n = cae.encode(str.toCharArray(), 0, str.length(), ba); |
| if (n != 6 || !"abAAcd".equals(new String(ba, cs.name()))) |
| throw new RuntimeException("encode1(surrogates) failed -> " |
| + cs.name()); |
| |
| ba = new byte[str.length()]; |
| n = cae.encode(str.toCharArray(), 0, str.length(), ba); |
| if (n != 6 || !"abAAcd".equals(new String(ba, 0, n, |
| cs.name()))) |
| throw new RuntimeException("encode2(surrogates) failed -> " |
| + cs.name()); |
| str = "ab\uD800B\uDC00Bcd"; |
| ba = new byte[str.length()]; |
| n = cae.encode(str.toCharArray(), 0, str.length(), ba); |
| if (n != 8 || !"abABABcd".equals(new String(ba, 0, n, |
| cs.name()))) |
| throw new RuntimeException("encode3(surrogates) failed -> " |
| + cs.name()); |
| |
| ba = new byte[str.length() - 1]; |
| n = cae.encode(str.toCharArray(), 0, str.length(), ba); |
| if (n != 7 || !"abABABc".equals(new String(ba, 0, n, |
| cs.name()))) |
| throw new RuntimeException("encode4(surrogates) failed -> " |
| + cs.name()); |
| } |
| |
| } |
| |
| static class PermissiveSecurityManger extends SecurityManager { |
| @Override public void checkPermission(java.security.Permission p) {} |
| } |
| } |