1 /*
   2  * Copyright (c) 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 // (c) 2018 and later: Unicode, Inc. and others.
  26 // License & terms of use: http://www.unicode.org/copyright.html#License
  27 
  28 // created: 2018may04 Markus W. Scherer
  29 
  30 package sun.text.normalizer;


  31 
  32 import java.io.DataOutputStream;
  33 import java.io.IOException;
  34 import java.io.UncheckedIOException;
  35 import java.io.OutputStream;
  36 import java.nio.ByteBuffer;
  37 import java.nio.ByteOrder;
  38 
  39 import static sun.text.normalizer.NormalizerImpl.UTF16Plus;
  40 
  41 /**
  42  * Immutable Unicode code point trie.
  43  * Fast, reasonably compact, map from Unicode code points (U+0000..U+10FFFF) to integer values.
  44  * For details see http://site.icu-project.org/design/struct/utrie
  45  *
  46  * <p>This class is not intended for public subclassing.
  47  *
  48  * @see MutableCodePointTrie
  49  * @draft ICU 63
  50  * @provisional This API might change or be removed in a future release.
  51  */
  52 @SuppressWarnings("deprecation")
  53 public abstract class CodePointTrie extends CodePointMap {
  54     /**
  55      * Selectors for the type of a CodePointTrie.
  56      * Different trade-offs for size vs. speed.
  57      *
  58      * <p>Use null for {@link #fromBinary} to accept any type;
  59      * {@link #getType} will return the actual type.

   1 /*
   2  * Copyright (c) 2019, 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 // (c) 2018 and later: Unicode, Inc. and others.
  26 // License & terms of use: http://www.unicode.org/copyright.html#License
  27 
  28 // created: 2018may04 Markus W. Scherer
  29 
  30 package jdk.internal.icu.util;
  31 
  32 import jdk.internal.icu.impl.ICUBinary;
  33 
  34 import java.io.DataOutputStream;
  35 import java.io.IOException;
  36 import java.io.UncheckedIOException;
  37 import java.io.OutputStream;
  38 import java.nio.ByteBuffer;
  39 import java.nio.ByteOrder;
  40 
  41 import static jdk.internal.icu.impl.NormalizerImpl.UTF16Plus;
  42 
  43 /**
  44  * Immutable Unicode code point trie.
  45  * Fast, reasonably compact, map from Unicode code points (U+0000..U+10FFFF) to integer values.
  46  * For details see http://site.icu-project.org/design/struct/utrie
  47  *
  48  * <p>This class is not intended for public subclassing.
  49  *
  50  * @see MutableCodePointTrie
  51  * @draft ICU 63
  52  * @provisional This API might change or be removed in a future release.
  53  */
  54 @SuppressWarnings("deprecation")
  55 public abstract class CodePointTrie extends CodePointMap {
  56     /**
  57      * Selectors for the type of a CodePointTrie.
  58      * Different trade-offs for size vs. speed.
  59      *
  60      * <p>Use null for {@link #fromBinary} to accept any type;
  61      * {@link #getType} will return the actual type.