1 /*
2 * Copyright (c) 2003, 2019, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26 /*
27 *******************************************************************************
28 * Copyright (C) 1996-2014, International Business Machines Corporation and
29 * others. All Rights Reserved.
30 *******************************************************************************
31 */
32
33 package sun.text.normalizer;
34
35 import java.io.BufferedInputStream;
36 import java.io.DataInputStream;
37 import java.io.InputStream;
38 import java.io.IOException;
39 import java.io.UncheckedIOException;
40 import java.nio.ByteBuffer;
41 import java.nio.ByteOrder;
42 import java.util.Arrays;
43 import java.security.AccessController;
44 import java.security.PrivilegedAction;
45
46 public final class ICUBinary {
47
48 private static final class IsAcceptable implements Authenticate {
49 @Override
50 public boolean isDataVersionAcceptable(byte version[]) {
51 return version[0] == 1;
52 }
53 }
54
55 // public inner interface ------------------------------------------------
56
57 /**
58 * Special interface for data authentication
59 */
60 public static interface Authenticate
61 {
62 /**
63 * Method used in ICUBinary.readHeader() to provide data format
64 * authentication.
65 * @param version version of the current data
|
1 /*
2 * Copyright (c) 2003, 2020, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26 /*
27 *******************************************************************************
28 * Copyright (C) 1996-2014, International Business Machines Corporation and
29 * others. All Rights Reserved.
30 *******************************************************************************
31 */
32
33 package jdk.internal.icu.impl;
34
35 import java.io.DataInputStream;
36 import java.io.InputStream;
37 import java.io.IOException;
38 import java.io.UncheckedIOException;
39 import java.nio.ByteBuffer;
40 import java.nio.ByteOrder;
41 import java.util.Arrays;
42 import java.security.AccessController;
43 import java.security.PrivilegedAction;
44
45 import jdk.internal.icu.util.VersionInfo;
46
47 public final class ICUBinary {
48
49 private static final class IsAcceptable implements Authenticate {
50 @Override
51 public boolean isDataVersionAcceptable(byte version[]) {
52 return version[0] == 1;
53 }
54 }
55
56 // public inner interface ------------------------------------------------
57
58 /**
59 * Special interface for data authentication
60 */
61 public static interface Authenticate
62 {
63 /**
64 * Method used in ICUBinary.readHeader() to provide data format
65 * authentication.
66 * @param version version of the current data
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