1220 lines
43 KiB
Java
1220 lines
43 KiB
Java
/**
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*******************************************************************************
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* Copyright (C) 1996-2001, International Business Machines Corporation and *
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* others. All Rights Reserved. *
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*******************************************************************************
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*
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* $Source: /xsrl/Nsvn/icu/unicodetools/com/ibm/text/UCD/UCD.java,v $
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* $Date: 2002/06/13 21:14:05 $
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* $Revision: 1.13 $
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*
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*******************************************************************************
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*/
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package com.ibm.text.UCD;
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import java.util.HashMap;
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import java.util.BitSet;
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import java.util.Map;
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import java.io.IOException;
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import java.io.DataInputStream;
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import java.io.BufferedInputStream;
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import java.io.FileInputStream;
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import com.ibm.text.utility.*;
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public final class UCD implements UCD_Types {
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static final boolean DEBUG = false;
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/**
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* Used for the default version.
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*/
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public static final String latestVersion = "3.2.0";
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/**
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* Create singleton instance for default (latest) version
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*/
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public static UCD make() {
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return make("");
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}
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/**
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* Create singleton instance for the specific version
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*/
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public static UCD make(String version) {
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if (version == null || version.length() == 0) version = latestVersion;
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if (version.indexOf('.') < 0) throw new IllegalArgumentException("Version must be of form 3.1.1");
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UCD result = (UCD)versionCache.get(version);
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if (result == null) {
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//System.out.println(Utility.getStack());
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result = new UCD();
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result.fillFromFile(version);
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versionCache.put(version, result);
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}
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return result;
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}
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/**
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* Get the version of the UCD
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*/
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public String getVersion() {
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return version;
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}
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/**
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* Get the date that the data was parsed
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*/
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public long getDate() {
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return date;
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}
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/**
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* Is the code point allocated?
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*/
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public boolean isAllocated(int codePoint) {
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if (getCategory(codePoint) != Cn) return true;
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if (major >= 2 && codePoint >= 0xF0000 && codePoint <= 0x10FFFD) return true;
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if (isNoncharacter(codePoint)) return true;
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return false;
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}
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public boolean isNoncharacter(int codePoint) {
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if ((codePoint & 0xFFFE) == 0xFFFE) {
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if (major < 2 && codePoint > 0xFFFF) return false;
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return true;
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}
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if (codePoint >= 0xFDD0 && codePoint <= 0xFDEF && major >= 3 && minor >= 1) return true;
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return false;
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}
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/**
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* Is the code point assigned to a character (or surrogate)
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*/
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public boolean isAssigned(int codePoint) {
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return getCategory(codePoint) != Cn;
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}
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/**
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* Is the code point a PUA character (fast check)
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*/
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public boolean isPUA(int codePoint) {
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return (codePoint >= 0xE000 && codePoint < 0xF900
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|| codePoint >= 0xF0000 && codePoint < 0xFFFFE
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|| codePoint >= 0x100000 && codePoint < 0x10FFFE);
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}
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/**
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* Many ranges are elided in the UCD. All but the first are not actually
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* represented in the data internally. This detects such cases.
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*/
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public boolean isRepresented(int codePoint) {
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return getRaw(codePoint) != null;
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}
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/**
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* Return XML version of the data associated with the code point.
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*/
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public String toString(int codePoint) {
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return get(codePoint, true).toString(FULL);
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}
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/**
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* Get the character name.
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*/
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public String getName(int codePoint) {
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return getName(codePoint, NORMAL);
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}
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/**
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* Get the character name.
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*/
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public String getName(String s) {
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return getName(s, NORMAL);
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}
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/**
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* Get the character name.
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*/
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public String getName(int codePoint, byte style) {
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if (style == SHORT) return get(codePoint, true).shortName;
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return get(codePoint, true).name;
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}
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/**
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* Get the character names for the code points in a string, separated by ", "
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*/
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public String getName(String s, byte style) {
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if (s.length() == 1) return get(s.charAt(0), true).name;
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StringBuffer result = new StringBuffer();
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int cp;
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for (int i = 0; i < s.length(); i += UTF32.count16(cp)) {
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cp = UTF32.char32At(s, i);
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if (i > 0) result.append(", ");
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result.append(getName(cp, style));
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}
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return result.toString();
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}
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/**
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* Get the code in U+ notation
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*/
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public static String getCode(int codePoint) {
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return "U+" + Utility.hex(codePoint);
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}
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/**
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* Get the code in U+ notation
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*/
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public static String getCode(String s) {
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if (s.length() == 1) return getCode(s.charAt(0)); // fast path
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StringBuffer result = new StringBuffer();
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int cp;
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for (int i = 0; i < s.length(); i += UTF32.count16(cp)) {
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cp = UTF32.char32At(s, i);
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if (i > 0) result.append(", ");
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result.append(getCode(cp));
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}
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return result.toString();
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}
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/**
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* Get the name and number (U+xxxx NAME) for a code point
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*/
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public String getCodeAndName(int codePoint) {
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return getCode(codePoint) + " " + getName(codePoint);
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}
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/**
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* Get the name and number (U+xxxx NAME) for the code points in a string,
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* separated by ", "
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*/
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public String getCodeAndName(String s) {
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if (s == null || s.length() == 0) return "NULL";
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if (s.length() == 1) return getCodeAndName(s.charAt(0)); // fast path
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StringBuffer result = new StringBuffer();
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int cp;
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for (int i = 0; i < s.length(); i += UTF32.count16(cp)) {
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cp = UTF32.char32At(s, i);
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if (i > 0) result.append(", ");
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result.append(getCodeAndName(cp));
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}
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return result.toString();
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}
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/**
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* Get the general category
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*/
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public byte getCategory(int codePoint) {
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return get(codePoint, false).generalCategory;
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}
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private static final byte FAKE_SYMBOL = 57; // fake category for comparison
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private static final byte FAKE_PUNCTUATION = 58; // fake category for comparison
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private static final byte FAKE_SEPERATOR = 59; // fake category for comparison
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private static final byte FAKE_NUMBER = 60; // fake category for comparison
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private static final byte FAKE_MARK = 61; // fake category for comparison
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private static final byte FAKE_LETTER = 62; // fake category for comparison
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private static final byte FAKE_OTHER = 63; // fake category for comparison
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private static final byte FAKENC = 31; // fake category for comparison
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public byte getModCat(int cp, int collapseBits) {
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byte cat = getCategory(cp);
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if (cat == UNASSIGNED && isNoncharacter(cp)) cat = FAKENC;
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if (((1<<cat) & collapseBits) != 0) {
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switch (cat) {
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case UNASSIGNED: cat = FAKE_OTHER; break;
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case FAKENC: cat = FAKE_OTHER; break;
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case UPPERCASE_LETTER: cat = FAKE_LETTER; break;
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case LOWERCASE_LETTER: cat = FAKE_LETTER; break;
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case TITLECASE_LETTER: cat = FAKE_LETTER; break;
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case MODIFIER_LETTER: cat = FAKE_LETTER; break;
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case OTHER_LETTER: cat = FAKE_LETTER; break;
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case NON_SPACING_MARK: cat = FAKE_MARK; break;
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case ENCLOSING_MARK: cat = FAKE_MARK; break;
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case COMBINING_SPACING_MARK: cat = FAKE_MARK; break;
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case DECIMAL_DIGIT_NUMBER: cat = FAKE_NUMBER; break;
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case LETTER_NUMBER: cat = FAKE_NUMBER; break;
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case OTHER_NUMBER: cat = FAKE_NUMBER; break;
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case SPACE_SEPARATOR: cat = FAKE_SEPERATOR; break;
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case LINE_SEPARATOR: cat = FAKE_SEPERATOR; break;
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case PARAGRAPH_SEPARATOR: cat = FAKE_SEPERATOR; break;
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case CONTROL: cat = FAKE_OTHER; break;
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case FORMAT: cat = FAKE_OTHER; break;
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case UNUSED_CATEGORY: cat = FAKE_OTHER; break;
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case PRIVATE_USE: cat = FAKE_OTHER; break;
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case SURROGATE: cat = FAKE_OTHER; break;
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case DASH_PUNCTUATION: cat = FAKE_PUNCTUATION; break;
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case START_PUNCTUATION: cat = FAKE_PUNCTUATION; break;
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case END_PUNCTUATION: cat = FAKE_PUNCTUATION; break;
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case CONNECTOR_PUNCTUATION: cat = FAKE_PUNCTUATION; break;
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case OTHER_PUNCTUATION: cat = FAKE_PUNCTUATION; break;
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case INITIAL_PUNCTUATION: cat = FAKE_PUNCTUATION; break;
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case FINAL_PUNCTUATION: cat = FAKE_PUNCTUATION; break;
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case MATH_SYMBOL: cat = FAKE_SYMBOL; break;
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case CURRENCY_SYMBOL: cat = FAKE_SYMBOL; break;
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case MODIFIER_SYMBOL: cat = FAKE_SYMBOL; break;
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case OTHER_SYMBOL: cat = FAKE_SYMBOL; break;
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}
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}
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return cat;
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}
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public String getModCatID_fromIndex(byte cat) {
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switch (cat) {
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case FAKE_SYMBOL: return "S&";
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case FAKE_PUNCTUATION: return "P&";
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case FAKE_SEPERATOR: return "Z&";
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case FAKE_NUMBER: return "N&";
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case FAKE_MARK: return "M&";
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case FAKE_LETTER: return "L&";
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case FAKE_OTHER: return "C&";
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case FAKENC: return "NC";
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}
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return getCategoryID_fromIndex(cat);
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}
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/**
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* Get the main category, as a mask
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*/
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public static int mainCategoryMask(byte cat) {
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switch (cat) {
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case Lu: case Ll: case Lt: case Lm: case Lo: return LETTER_MASK;
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case Mn: case Me: case Mc: return MARK_MASK;
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case Nd: case Nl: case No: return NUMBER_MASK;
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case Zs: case Zl: case Zp: return SEPARATOR_MASK;
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case Cc: case Cf: case Cs: case Co: return CONTROL_MASK;
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case Pc: case Pd: case Ps: case Pe: case Po: case Pi: case Pf: return PUNCTUATION_MASK;
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case Sm: case Sc: case Sk: case So: return SYMBOL_MASK;
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case Cn: return UNASSIGNED_MASK;
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}
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throw new IllegalArgumentException ("Illegal General Category " + cat);
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}
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/**
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* Get the combining class, a number between zero and 255. Returned
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* as a short to avoid the signed-byte problem in Java
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*/
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public short getCombiningClass(int codePoint) {
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return (short)(get(codePoint, false).combiningClass & 0xFF);
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}
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/**
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* Does this combining class actually occur in this version of the data.
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*/
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public boolean isCombiningClassUsed(byte value) {
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return combiningClassSet.get(0xFF & value);
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}
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/**
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* Get the bidi class
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*/
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public byte getBidiClass(int codePoint) {
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return get(codePoint, false).bidiClass;
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}
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/**
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* Get the RAW decomposition mapping. Must be used recursively for the full mapping!
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*/
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public String getDecompositionMapping(int codePoint) {
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return get(codePoint, true).decompositionMapping;
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}
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/**
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* Get BIDI mirroring character, if there is one.
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*/
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public String getBidiMirror(int codePoint) {
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return get(codePoint, true).bidiMirror;
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}
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/**
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* Get the RAW decomposition type: the <...> field in the UCD data.
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*/
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public byte getDecompositionType(int codePoint) {
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return get(codePoint, false).decompositionType;
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}
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public float getNumericValue(int codePoint) {
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return get(codePoint, false).numericValue;
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}
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public byte getNumericType(int codePoint) {
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return get(codePoint, false).numericType;
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}
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public String getCase(int codePoint, byte simpleVsFull, byte caseType) {
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return getCase(codePoint, simpleVsFull, caseType, "");
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}
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public String getCase(String s, byte simpleVsFull, byte caseType) {
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return getCase(s, simpleVsFull, caseType, "");
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}
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public String getCase(int codePoint, byte simpleVsFull, byte caseType, String condition) {
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UData udata = get(codePoint, true);
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if (caseType < LOWER || caseType > FOLD
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|| (simpleVsFull != SIMPLE && simpleVsFull != FULL)) {
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throw new IllegalArgumentException("simpleVsFull or caseType out of bounds");
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}
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if (caseType < FOLD) {
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if (simpleVsFull == FULL && udata.specialCasing.length() != 0) {
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if (condition.length() == 0
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|| udata.specialCasing.indexOf(condition) < 0) {
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simpleVsFull = SIMPLE;
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}
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}
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} else {
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// special case. For these characters alone, use "I" as option meaning collapse to "i"
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//if (codePoint == 0x0131 || codePoint == 0x0130) { // special case turkish i
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if (getBinaryProperty(codePoint, CaseFoldTurkishI)) {
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if (!udata.specialCasing.equals("I")) simpleVsFull = SIMPLE;
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else simpleVsFull = FULL;
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}
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}
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switch (caseType + simpleVsFull) {
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case SIMPLE + UPPER: return udata.simpleUppercase;
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case SIMPLE + LOWER: return udata.simpleLowercase;
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case SIMPLE + TITLE: return udata.simpleTitlecase;
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case SIMPLE + FOLD: return udata.simpleCaseFolding;
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case FULL + UPPER: return udata.fullUppercase;
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case FULL + LOWER: return udata.fullLowercase;
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case FULL + TITLE: return udata.fullTitlecase;
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case FULL + FOLD: return udata.fullCaseFolding;
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}
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throw new IllegalArgumentException("getCase: " + caseType + ", " + simpleVsFull);
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}
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static final char SHY = '\u00AD';
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static final char APOSTROPHE = '\u2019';
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public String getCase(String s, byte simpleVsFull, byte caseType, String condition) {
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if (UTF32.length32(s) == 1) return getCase(UTF32.char32At(s, 0), simpleVsFull, caseType);
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StringBuffer result = new StringBuffer();
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int cp;
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byte currentCaseType = caseType;
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UnicodeProperty defaultIgnorable = DerivedProperty.make(DerivedProperty.DefaultIgnorable, this);
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for (int i = 0; i < s.length(); i += UTF32.count16(cp)) {
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cp = UTF32.char32At(s, i);
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String mappedVersion = getCase(cp, simpleVsFull, currentCaseType, condition);
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result.append(mappedVersion);
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if (caseType == TITLE) { // set the case type for the next character
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// certain characters are ignored
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if (cp == SHY || cp == '\'' || cp == APOSTROPHE) continue;
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byte cat = getCategory(cp);
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if (cat == Mn || cat == Me || cat == Cf || cat == Lm) continue;
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if (defaultIgnorable.hasValue(cp)) continue;
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// if DefaultIgnorable is not supported, then
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// check for (Cf + Cc + Cs) - White_Space
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// if (cat == Cs && cp != 0x85 && (cp < 9 || cp > 0xD)) continue;
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// if letter is cased, change next to lowercase, otherwise revert to TITLE
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if (cat == Lu || cat == Ll || cat == Lt
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|| getBinaryProperty(cp, Other_Lowercase) // skip if not supported
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|| getBinaryProperty(cp, Other_Uppercase) // skip if not supported
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) {
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currentCaseType = LOWER;
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} else {
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currentCaseType = TITLE;
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}
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}
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}
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return result.toString();
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}
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/*
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public String getSimpleLowercase(int codePoint) {
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return get(codePoint, true).simpleLowercase;
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}
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public String getSimpleUppercase(int codePoint) {
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return get(codePoint, true).simpleUppercase;
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}
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public String getSimpleTitlecase(int codePoint) {
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return get(codePoint, true).simpleTitlecase;
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}
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public String getSimpleCaseFolding(int codePoint) {
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return get(codePoint, true).simpleCaseFolding;
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}
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public String getFullLowercase(int codePoint) {
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return get(codePoint, true).fullLowercase;
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}
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public String getFullUppercase(int codePoint) {
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return get(codePoint, true).fullUppercase;
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}
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public String getFullTitlecase(int codePoint) {
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return get(codePoint, true).fullTitlecase;
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}
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public String getFullCaseFolding(int codePoint) {
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return get(codePoint, true).simpleCaseFolding;
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}
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public String getLowercase(int codePoint, boolean full) {
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if (full) return getFullLowercase(codePoint);
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return getSimpleLowercase(codePoint);
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}
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public String getUppercase(int codePoint, boolean full) {
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if (full) return getFullUppercase(codePoint);
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return getSimpleLowercase(codePoint);
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}
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public String getTitlecase(int codePoint, boolean full) {
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if (full) return getFullTitlecase(codePoint);
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return getSimpleTitlecase(codePoint);
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}
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public String getCaseFolding(int codePoint, boolean full) {
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if (full) return getFullCaseFolding(codePoint);
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return getSimpleCaseFolding(codePoint);
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}
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public String getLowercase(String s, boolean full) {
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if (s.length() == 1) return getLowercase(s.charAt(0), true);
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StringBuffer result = new StringBuffer();
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int cp;
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for (int i = 0; i < s.length(); i += UTF32.count16(cp)) {
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cp = UTF32.char32At(s, i);
|
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if (i > 0) result.append(", ");
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result.append(getLowercase(cp, true));
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}
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return result.toString();
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}
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|
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public String getUppercase(String s, boolean full) {
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if (s.length() == 1) return getUppercase(s.charAt(0), true);
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StringBuffer result = new StringBuffer();
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int cp;
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for (int i = 0; i < s.length(); i += UTF32.count16(cp)) {
|
|
cp = UTF32.char32At(s, i);
|
|
if (i > 0) result.append(", ");
|
|
result.append(getUppercase(cp, true));
|
|
}
|
|
return result.toString();
|
|
}
|
|
|
|
public String getTitlecase(String s, boolean full) {
|
|
if (s.length() == 1) return getTitlecase(s.charAt(0), true);
|
|
StringBuffer result = new StringBuffer();
|
|
int cp;
|
|
for (int i = 0; i < s.length(); i += UTF32.count16(cp)) {
|
|
cp = UTF32.char32At(s, i);
|
|
if (i > 0) result.append(", ");
|
|
result.append(getTitlecase(cp, true));
|
|
}
|
|
return result.toString();
|
|
}
|
|
|
|
public String getCaseFolding(String s, boolean full) {
|
|
if (s.length() == 1) return getCaseFolding(s.charAt(0), true);
|
|
StringBuffer result = new StringBuffer();
|
|
int cp;
|
|
for (int i = 0; i < s.length(); i += UTF32.count16(cp)) {
|
|
cp = UTF32.char32At(s, i);
|
|
if (i > 0) result.append(", ");
|
|
result.append(getCaseFolding(cp, true));
|
|
}
|
|
return result.toString();
|
|
}
|
|
*/
|
|
|
|
public String getSpecialCase(int codePoint) {
|
|
return get(codePoint, true).specialCasing;
|
|
}
|
|
|
|
public byte getEastAsianWidth(int codePoint) {
|
|
return get(codePoint, false).eastAsianWidth;
|
|
}
|
|
|
|
public byte getLineBreak(int codePoint) {
|
|
return get(codePoint, false).lineBreak;
|
|
}
|
|
|
|
public byte getScript(int codePoint) {
|
|
return get(codePoint, false).script;
|
|
}
|
|
|
|
|
|
public byte getScript(String s) {
|
|
byte result = COMMON_SCRIPT;
|
|
if (s == null || s.length() == 0) return result;
|
|
int cp;
|
|
for (int i = 0; i < s.length(); i += UTF32.count16(cp)) {
|
|
cp = UTF32.char32At(s, i);
|
|
byte script = getScript(cp);
|
|
if (script == INHERITED_SCRIPT) continue;
|
|
result = script;
|
|
}
|
|
return result;
|
|
}
|
|
|
|
|
|
public byte getAge(int codePoint) {
|
|
return get(codePoint, false).age;
|
|
}
|
|
|
|
public byte getJoiningType(int codePoint) {
|
|
return get(codePoint, false).joiningType;
|
|
}
|
|
|
|
public byte getJoiningGroup(int codePoint) {
|
|
return get(codePoint, false).joiningGroup;
|
|
}
|
|
|
|
public int getBinaryProperties(int codePoint) {
|
|
return get(codePoint, false).binaryProperties;
|
|
}
|
|
|
|
public boolean getBinaryProperty(int codePoint, int bit) {
|
|
return (get(codePoint, false).binaryProperties & (1<<bit)) != 0;
|
|
}
|
|
|
|
// ENUM Mask Utilties
|
|
|
|
public int getCategoryMask(int codePoint) {
|
|
return 1<<get(codePoint, false).generalCategory;
|
|
}
|
|
|
|
public int getBidiClassMask(int codePoint) {
|
|
return 1<<get(codePoint, false).bidiClass;
|
|
}
|
|
|
|
public int getNumericTypeMask(int codePoint) {
|
|
return 1<<get(codePoint, false).numericType;
|
|
}
|
|
|
|
public int getDecompositionTypeMask(int codePoint) {
|
|
return 1<<get(codePoint, false).decompositionType;
|
|
}
|
|
|
|
public int getEastAsianWidthMask(int codePoint) {
|
|
return 1<<get(codePoint, false).eastAsianWidth;
|
|
}
|
|
|
|
public int getLineBreakMask(int codePoint) {
|
|
return 1<<get(codePoint, false).lineBreak;
|
|
}
|
|
|
|
public int getScriptMask(int codePoint) {
|
|
return 1<<get(codePoint, false).script;
|
|
}
|
|
|
|
public int getAgeMask(int codePoint) {
|
|
return 1<<get(codePoint, false).age;
|
|
}
|
|
|
|
public int getJoiningTypeMask(int codePoint) {
|
|
return 1<<get(codePoint, false).joiningType;
|
|
}
|
|
|
|
public int getJoiningGroupMask(int codePoint) {
|
|
return 1<<get(codePoint, false).joiningGroup;
|
|
}
|
|
|
|
|
|
// VERSIONS WITH NAMES
|
|
|
|
public String getCategoryID(int codePoint) {
|
|
return getCategoryID_fromIndex(getCategory(codePoint));
|
|
}
|
|
|
|
public static String getCategoryID_fromIndex(byte prop) {
|
|
return UCD_Names.GC[prop];
|
|
}
|
|
|
|
public static String getCategoryID_fromIndex(byte prop, byte style) {
|
|
return (style != LONG) ? UCD_Names.GC[prop] : UCD_Names.LONG_GC[prop];
|
|
}
|
|
|
|
|
|
public String getCombiningClassID(int codePoint) {
|
|
return getCombiningClassID_fromIndex(getCombiningClass(codePoint), NORMAL);
|
|
}
|
|
|
|
public String getCombiningClassID(int codePoint, byte style) {
|
|
return getCombiningClassID_fromIndex(getCombiningClass(codePoint), style);
|
|
}
|
|
|
|
public static String getCombiningClassID_fromIndex(short cc) {
|
|
return getCombiningClassID_fromIndex(cc, NORMAL);
|
|
}
|
|
|
|
static String getCombiningClassID_fromIndex (short index, byte style) {
|
|
index &= 0xFF;
|
|
if (style == NORMAL || style == NUMBER) return String.valueOf(index);
|
|
String s = "Fixed";
|
|
switch (index) {
|
|
case 0: s = style < LONG ? "NR" : "NotReordered"; break;
|
|
case 1: s = style < LONG ? "OV" : "Overlay"; break;
|
|
case 7: s = style < LONG ? "NK" : "Nukta"; break;
|
|
case 8: s = style < LONG ? "KV" : "KanaVoicing"; break;
|
|
case 9: s = style < LONG ? "VR" : "Virama"; break;
|
|
case 202: s = style < LONG ? "ATBL" : "AttachedBelowLeft"; break;
|
|
case 204: s = style < LONG ? "ATB" : "AttachedBelow"; break;
|
|
case 206: s = style < LONG ? "ATBR" : "AttachedBelowRight"; break;
|
|
case 208: s = style < LONG ? "ATL" : "AttachedLeft"; break;
|
|
case 210: s = style < LONG ? "ATR" : "AttachedRight"; break;
|
|
case 212: s = style < LONG ? "ATAL" : "AttachedAboveLeft"; break;
|
|
case 214: s = style < LONG ? "ATA" : "AttachedAbove"; break;
|
|
case 216: s = style < LONG ? "ATAR" : "AttachedAboveRight"; break;
|
|
case 218: s = style < LONG ? "BL" : "BelowLeft"; break;
|
|
case 220: s = style < LONG ? "B" : "Below"; break;
|
|
case 222: s = style < LONG ? "BR" : "BelowRight"; break;
|
|
case 224: s = style < LONG ? "L" : "Left"; break;
|
|
case 226: s = style < LONG ? "R" : "Right"; break;
|
|
case 228: s = style < LONG ? "AL" : "AboveLeft"; break;
|
|
case 230: s = style < LONG ? "A" : "Above"; break;
|
|
case 232: s = style < LONG ? "AR" : "AboveRight"; break;
|
|
case 233: s = style < LONG ? "DB" : "DoubleBelow"; break;
|
|
case 234: s = style < LONG ? "DA" : "DoubleAbove"; break;
|
|
case 240: s = style < LONG ? "IS" : "IotaSubscript"; break;
|
|
default: s += "_" + index;
|
|
}
|
|
return s;
|
|
}
|
|
|
|
|
|
public String getBidiClassID(int codePoint) {
|
|
return getBidiClassID_fromIndex(getBidiClass(codePoint));
|
|
}
|
|
|
|
public static String getBidiClassID_fromIndex(byte prop) {
|
|
return getBidiClassID_fromIndex(prop, NORMAL);
|
|
}
|
|
|
|
public static String getBidiClassID_fromIndex(byte prop, byte style) {
|
|
return style == SHORT ? UCD_Names.BC[prop] : UCD_Names.LONG_BC[prop];
|
|
}
|
|
|
|
public String getDecompositionTypeID(int codePoint) {
|
|
return getDecompositionTypeID_fromIndex(getDecompositionType(codePoint));
|
|
}
|
|
|
|
public static String getDecompositionTypeID_fromIndex(byte prop) {
|
|
return getDecompositionTypeID_fromIndex(prop, NORMAL);
|
|
}
|
|
public static String getDecompositionTypeID_fromIndex(byte prop, byte style) {
|
|
return style == SHORT ? UCD_Names.SHORT_DT[prop] : UCD_Names.DT[prop];
|
|
}
|
|
|
|
public String getNumericTypeID(int codePoint) {
|
|
return getNumericTypeID_fromIndex(getNumericType(codePoint));
|
|
}
|
|
|
|
public static String getNumericTypeID_fromIndex(byte prop) {
|
|
return UCD_Names.NT[prop];
|
|
}
|
|
|
|
public String getEastAsianWidthID(int codePoint) {
|
|
return getEastAsianWidthID_fromIndex(getEastAsianWidth(codePoint));
|
|
}
|
|
|
|
public static String getEastAsianWidthID_fromIndex(byte prop) {
|
|
return UCD_Names.EA[prop];
|
|
}
|
|
|
|
public String getLineBreakID(int codePoint) {
|
|
return getLineBreakID_fromIndex(getLineBreak(codePoint));
|
|
}
|
|
|
|
public static String getLineBreakID_fromIndex(byte prop) {
|
|
return UCD_Names.LB[prop];
|
|
}
|
|
|
|
public String getJoiningTypeID(int codePoint) {
|
|
return getJoiningTypeID_fromIndex(getJoiningType(codePoint));
|
|
}
|
|
|
|
public static String getJoiningTypeID_fromIndex(byte prop) {
|
|
return UCD_Names.JOINING_TYPE[prop];
|
|
}
|
|
|
|
public String getJoiningGroupID(int codePoint) {
|
|
return getJoiningGroupID_fromIndex(getJoiningGroup(codePoint));
|
|
}
|
|
|
|
public static String getJoiningGroupID_fromIndex(byte prop) {
|
|
return UCD_Names.JOINING_GROUP[prop];
|
|
}
|
|
|
|
public String getScriptID(int codePoint) {
|
|
return getScriptID_fromIndex(getScript(codePoint));
|
|
}
|
|
|
|
public static String getScriptID_fromIndex(byte prop) {
|
|
return UCD_Names.SCRIPT[prop];
|
|
}
|
|
|
|
public static String getScriptID_fromIndex(byte prop, byte length) {
|
|
if (length == SHORT) return UCD_Names.ABB_SCRIPT[prop];
|
|
return UCD_Names.SCRIPT[prop];
|
|
}
|
|
|
|
public String getAgeID(int codePoint) {
|
|
return getAgeID_fromIndex(getAge(codePoint));
|
|
}
|
|
|
|
public static String getAgeID_fromIndex(byte prop) {
|
|
return UCD_Names.AGE[prop];
|
|
}
|
|
|
|
public String getBinaryPropertiesID(int codePoint, byte bit) {
|
|
return (getBinaryProperties(codePoint) & (1<<bit)) != 0 ? "Y" : "N";
|
|
}
|
|
|
|
public static String getBinaryPropertiesID_fromIndex(byte bit) {
|
|
return getBinaryPropertiesID_fromIndex(bit, NORMAL);
|
|
}
|
|
|
|
public static String getBinaryPropertiesID_fromIndex(byte bit, byte style) {
|
|
return style == SHORT ? UCD_Names.SHORT_BP[bit] : UCD_Names.BP[bit];
|
|
}
|
|
|
|
public static int mapToRepresentative(int ch, boolean old) {
|
|
if (ch <= 0xFFFD) {
|
|
//if (ch <= 0x2800) return ch;
|
|
//if (ch <= 0x28FF) return 0x2800; // braille
|
|
if (ch <= 0x3400) return ch; // CJK Ideograph Extension A
|
|
if (ch <= 0x4DB5) return 0x3400;
|
|
if (ch <= 0x4E00) return ch; // CJK Ideograph
|
|
if (ch <= 0x9FA5) return 0x4E00;
|
|
if (ch <= 0xAC00) return ch; // Hangul Syllable
|
|
if (ch <= 0xD7A3) return 0xAC00;
|
|
if (ch <= 0xD800) return ch; // Non Private Use High Surrogate
|
|
if (ch <= 0xDB7F) return 0xD800;
|
|
if (ch <= 0xDB80) return ch; // Private Use High Surrogate
|
|
if (ch <= 0xDBFF) return 0xDB80;
|
|
if (ch <= 0xDC00) return ch; // Low Surrogate
|
|
if (ch <= 0xDFFF) return 0xDC00;
|
|
if (ch <= 0xE000) return ch; // Private Use
|
|
if (ch <= 0xF8FF) return 0xE000;
|
|
if (old) {
|
|
if (ch <= 0xF900) return ch; // CJK Compatibility Ideograp
|
|
if (ch <= 0xFA2D) return 0xF900;
|
|
}
|
|
if (ch < 0xFDD0) return ch; // Noncharacter
|
|
if (ch <= 0xFDEF) return 0xFFFF;
|
|
} else {
|
|
if ((ch & 0xFFFE) == 0xFFFE) return 0xFFFF; // Noncharacter
|
|
if (ch <= 0x20000) return ch; // Extension B
|
|
if (ch <= 0x2A6D6) return 0x20000;
|
|
//if (ch <= 0x2F800) return ch;
|
|
//if (ch <= 0x2FA1D) return 0x2F800; // compat ideographs
|
|
if (ch <= 0xF0000) return ch; // Plane 15 Private Use
|
|
if (ch <= 0xFFFFD) return 0xF0000; // Plane 16 Private Use
|
|
if (ch <= 0x100000) return ch; // Plane 15 Private Use
|
|
if (ch <= 0x10FFFD) return 0x100000; // Plane 16 Private Use
|
|
}
|
|
return ch;
|
|
}
|
|
|
|
public boolean isIdentifierStart(int cp, boolean extended) {
|
|
if (extended) {
|
|
if (cp == 0x0E33 || cp == 0x0EB3 || cp == 0xFF9E || cp == 0xFF9F) return false;
|
|
if (cp == 0x037A || cp >= 0xFC5E && cp <= 0xFC63 || cp == 0xFDFA || cp == 0xFDFB) return false;
|
|
if (cp >= 0xFE70 && cp <= 0xFE7E && (cp & 1) == 0) return false;
|
|
}
|
|
byte cat = getCategory(cp);
|
|
if (cat == Lu || cat == Ll || cat == Lt || cat == Lm || cat == Lo || cat == Nl) return true;
|
|
return false;
|
|
}
|
|
|
|
public boolean isIdentifierContinue_NO_Cf(int cp, boolean extended) {
|
|
if (isIdentifierStart(cp, extended)) return true;
|
|
if (extended) {
|
|
if (cp == 0x00B7) return true;
|
|
if (cp == 0x0E33 || cp == 0x0EB3 || cp == 0xFF9E || cp == 0xFF9F) return true;
|
|
}
|
|
byte cat = getCategory(cp);
|
|
if (cat == Mn || cat == Mc || cat == Nd || cat == Pc) return true;
|
|
return false;
|
|
}
|
|
|
|
public boolean isIdentifier(String s, boolean extended) {
|
|
if (s.length() == 0) return false; // at least one!
|
|
int cp;
|
|
for (int i = 0; i < s.length(); i += UTF32.count16(cp)) {
|
|
cp = UTF32.char32At(s, i);
|
|
if (i == 0) {
|
|
if (!isIdentifierStart(cp, extended)) return false;
|
|
} else {
|
|
if (!isIdentifierContinue_NO_Cf(cp, extended)) return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
/*
|
|
Middle Dot. Because most Catalan legacy data will be encoded in Latin-1, U+00B7 MIDDLE DOT needs to be
|
|
allowed in <identifier_extend>.
|
|
|
|
In particular, the following four characters should be in <identifier_extend> and not <identifier_start>:
|
|
0E33 THAI CHARACTER SARA AM
|
|
0EB3 LAO VOWEL SIGN AM
|
|
FF9E HALFWIDTH KATAKANA VOICED SOUND MARK
|
|
FF9F HALFWIDTH KATAKANA SEMI-VOICED SOUND MARK
|
|
Irregularly decomposing characters. U+037A GREEK YPOGEGRAMMENI and certain Arabic presentation
|
|
forms have irregular compatibility decompositions, and need to be excluded from both <identifier_start>
|
|
and <identifier_extend>. It is recommended that all Arabic presentation forms be excluded from identifiers
|
|
in any event, although only a few of them are required to be excluded for normalization
|
|
to guarantee identifier closure.
|
|
*/
|
|
|
|
// *******************
|
|
// PRIVATES
|
|
// *******************
|
|
|
|
// cache of singletons
|
|
private static Map versionCache = new HashMap();
|
|
|
|
private static final int LIMIT_CODE_POINT = 0x110000;
|
|
private static final UData[] ALL_NULLS = new UData[1024];
|
|
|
|
// main data
|
|
private UData[][] data = new UData[LIMIT_CODE_POINT>>10][];
|
|
|
|
// extras
|
|
private BitSet combiningClassSet = new BitSet(256);
|
|
private String version;
|
|
private String file;
|
|
private long date = -1;
|
|
private byte format = -1;
|
|
private byte major = -1;
|
|
private byte minor = -1;
|
|
private byte update = -1;
|
|
private int size = -1;
|
|
|
|
// cache last UData
|
|
private int lastCode = Integer.MIN_VALUE;
|
|
private UData lastResult = UData.UNASSIGNED;
|
|
private boolean lastCodeFixed = false;
|
|
|
|
// hide constructor
|
|
private UCD() {
|
|
for (int i = 0; i < data.length; ++i) {
|
|
data[i] = ALL_NULLS;
|
|
}
|
|
}
|
|
|
|
private void add(UData uData) {
|
|
int high = uData.codePoint>>10;
|
|
if (data[high] == ALL_NULLS) {
|
|
UData[] temp = new UData[1024];
|
|
data[high] = temp;
|
|
}
|
|
data[high][uData.codePoint & 0x3FF] = uData;
|
|
}
|
|
|
|
public boolean hasComputableName(int codePoint) {
|
|
if (codePoint >= 0xF900 && codePoint <= 0xFA2D) return true;
|
|
int rangeStart = mapToRepresentative(codePoint, major < 2);
|
|
switch (rangeStart) {
|
|
default:
|
|
return getRaw(codePoint) == null;
|
|
case 0x2800: // braille
|
|
case 0xF900: // compat ideos
|
|
case 0x2F800: // compat ideos
|
|
case 0x3400: // CJK Ideograph Extension A
|
|
case 0x4E00: // CJK Ideograph
|
|
case 0x20000: // Extension B
|
|
case 0xAC00: // Hangul Syllable
|
|
case 0xE000: // Private Use
|
|
case 0xF0000: // Private Use
|
|
case 0x100000: // Private Use
|
|
case 0xD800: // Surrogate
|
|
case 0xDB80: // Private Use
|
|
case 0xDC00: // Private Use
|
|
case 0xFFFF: // Noncharacter
|
|
return true;
|
|
}
|
|
}
|
|
|
|
private UData getRaw(int codePoint) {
|
|
return data[codePoint>>10][codePoint & 0x3FF];
|
|
}
|
|
|
|
// access data for codepoint
|
|
UData get(int codePoint, boolean fixStrings) {
|
|
if (codePoint < 0 || codePoint > 0x10FFFF) {
|
|
throw new IllegalArgumentException("Illegal Code Point: " + Utility.hex(codePoint));
|
|
}
|
|
//if (codePoint == lastCode && fixStrings <= lastCodeFixed) return lastResult;
|
|
/*
|
|
// we play some funny tricks for performance
|
|
// if cp is not represented, it is either in a elided block or missing.
|
|
// elided blocks are either CONTINUE or FFFF
|
|
|
|
byte cat;
|
|
if (!ucdData.isRepresented(cp)) {
|
|
int rep = UCD.mapToRepresentative(cp);
|
|
if (rep == 0xFFFF) cat = Cn;
|
|
else if (rep != cp) return CONTINUE;
|
|
else if (!ucdData.isRepresented(rep)) cat = Cn;
|
|
else cat = ucdData.getCategory(rep);
|
|
} else {
|
|
cat = ucdData.getCategory(cp);
|
|
}
|
|
*/
|
|
|
|
UData result = null;
|
|
|
|
// do range stuff
|
|
String constructedName = null;
|
|
int rangeStart = mapToRepresentative(codePoint, major < 2);
|
|
boolean isHangul = false;
|
|
switch (rangeStart) {
|
|
case 0xF900:
|
|
if (major < 2) {
|
|
if (fixStrings) constructedName = "CJK COMPATIBILITY IDEOGRAPH-" + Utility.hex(codePoint, 4);
|
|
break;
|
|
}
|
|
// FALL THROUGH!!!!
|
|
default:
|
|
result = getRaw(codePoint);
|
|
if (result == null) {
|
|
result = UData.UNASSIGNED;
|
|
if (fixStrings) result.name = "<unassigned-" + Utility.hex(codePoint, 4) + ">";
|
|
}
|
|
if (result.shortName != null && result.shortName.length() == 0) {
|
|
result.shortName = Utility.replace(result.name, UCD_Names.NAME_ABBREVIATIONS);
|
|
}
|
|
return result;
|
|
case 0x3400: // CJK Ideograph Extension A
|
|
case 0x4E00: // CJK Ideograph
|
|
case 0x20000: // Extension B
|
|
if (fixStrings) constructedName = "CJK UNIFIED IDEOGRAPH-" + Utility.hex(codePoint, 4);
|
|
break;
|
|
case 0xAC00: // Hangul Syllable
|
|
isHangul = true;
|
|
if (fixStrings) {
|
|
constructedName = "HANGUL SYLLABLE " + getHangulName(codePoint);
|
|
}
|
|
break;
|
|
case 0xE000: // Private Use
|
|
case 0xF0000: // Private Use
|
|
case 0x100000: // Private Use
|
|
if (fixStrings) constructedName = "<private use area-" + Utility.hex(codePoint, 4) + ">";
|
|
break;
|
|
case 0xD800: // Surrogate
|
|
case 0xDB80: // Private Use
|
|
case 0xDC00: // Private Use
|
|
if (fixStrings) constructedName = "<surrogate-" + Utility.hex(codePoint, 4) + ">";
|
|
break;
|
|
case 0xFFFF: // Noncharacter
|
|
if (fixStrings) constructedName = "<noncharacter-" + Utility.hex(codePoint, 4) + ">";
|
|
break;
|
|
}
|
|
result = getRaw(rangeStart);
|
|
if (result == null) {
|
|
result = UData.UNASSIGNED;
|
|
if (fixStrings) {
|
|
result.name = "<reserved-" + Utility.hex(codePoint, 4) + ">";
|
|
result.shortName = Utility.replace(result.name, UCD_Names.NAME_ABBREVIATIONS);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
result.codePoint = codePoint;
|
|
if (fixStrings) {
|
|
result.name = constructedName;
|
|
result.shortName = Utility.replace(constructedName, UCD_Names.NAME_ABBREVIATIONS);
|
|
result.decompositionMapping = result.bidiMirror
|
|
= result.simpleLowercase = result.simpleUppercase = result.simpleTitlecase = result.simpleCaseFolding
|
|
= result.fullLowercase = result.fullUppercase = result.fullTitlecase = result.fullCaseFolding
|
|
= UTF32.valueOf32(codePoint);
|
|
}
|
|
if (isHangul) {
|
|
if (fixStrings) result.decompositionMapping = getHangulDecompositionPair(codePoint);
|
|
result.decompositionType = CANONICAL;
|
|
}
|
|
return result;
|
|
}
|
|
|
|
// Hangul constants
|
|
|
|
public static final int
|
|
SBase = 0xAC00, LBase = 0x1100, VBase = 0x1161, TBase = 0x11A7,
|
|
LCount = 19, VCount = 21, TCount = 28,
|
|
NCount = VCount * TCount, // 588
|
|
SCount = LCount * NCount, // 11172
|
|
LLimit = LBase + LCount, // 1113
|
|
VLimit = VBase + VCount, // 1176
|
|
TLimit = TBase + TCount, // 11C3
|
|
SLimit = SBase + SCount; // D7A4
|
|
|
|
private static String getHangulName(int s) {
|
|
int SIndex = s - SBase;
|
|
if (0 > SIndex || SIndex >= SCount) {
|
|
throw new IllegalArgumentException("Not a Hangul Syllable: " + s);
|
|
}
|
|
int LIndex = SIndex / NCount;
|
|
int VIndex = (SIndex % NCount) / TCount;
|
|
int TIndex = SIndex % TCount;
|
|
// if (true) return "?";
|
|
return UCD_Names.JAMO_L_TABLE[LIndex] + UCD_Names.JAMO_V_TABLE[VIndex] + UCD_Names.JAMO_T_TABLE[TIndex];
|
|
}
|
|
|
|
private static final char[] pair = new char[2];
|
|
|
|
static boolean isDoubleHangul(int s) {
|
|
int SIndex = s - SBase;
|
|
if (0 > SIndex || SIndex >= SCount) {
|
|
throw new IllegalArgumentException("Not a Hangul Syllable: " + s);
|
|
}
|
|
return (SIndex % TCount) == 0;
|
|
}
|
|
|
|
static String getHangulDecompositionPair(int ch) {
|
|
int SIndex = ch - SBase;
|
|
if (0 > SIndex || SIndex >= SCount) {
|
|
return "";
|
|
}
|
|
int TIndex = SIndex % TCount;
|
|
if (TIndex != 0) { // triple
|
|
pair[0] = (char)(SBase + SIndex - TIndex);
|
|
pair[1] = (char)(TBase + TIndex);
|
|
} else {
|
|
pair[0] = (char)(LBase + SIndex / NCount);
|
|
pair[1] = (char)(VBase + (SIndex % NCount) / TCount);
|
|
}
|
|
return String.valueOf(pair);
|
|
}
|
|
|
|
static int composeHangul(int char1, int char2) {
|
|
if (LBase <= char1 && char1 < LLimit && VBase <= char2 && char2 < VLimit) {
|
|
return (SBase + ((char1 - LBase) * VCount + (char2 - VBase)) * TCount);
|
|
}
|
|
if (SBase <= char1 && char1 < SLimit && TBase <= char2 && char2 < TLimit
|
|
&& ((char1 - SBase) % TCount) == 0) {
|
|
return char1 + (char2 - TBase);
|
|
}
|
|
return 0xFFFF; // no composition
|
|
}
|
|
|
|
static boolean isHangulSyllable(int char1) {
|
|
return SBase <= char1 && char1 < SLimit;
|
|
}
|
|
|
|
static boolean isLeadingJamoComposition(int char1) {
|
|
return (LBase <= char1 && char1 < LLimit
|
|
|| SBase <= char1 && char1 < SLimit
|
|
&& ((char1 - SBase) % TCount) == 0);
|
|
}
|
|
|
|
static boolean isTrailingJamo(int cp) {
|
|
return (VBase <= cp && cp < VLimit) || (TBase <= cp && cp < TLimit);
|
|
}
|
|
|
|
static boolean isLeadingJamo(int cp) {
|
|
return (LBase <= cp && cp < LLimit);
|
|
}
|
|
|
|
private void fillFromFile(String version) {
|
|
try {
|
|
fillFromFile2(version);
|
|
} catch (ChainException e) {
|
|
try {
|
|
ConvertUCD.main(new String[]{version});
|
|
} catch (Exception e2) {
|
|
throw new ChainException("Can't build data file for {0}", new Object[]{version}, e2);
|
|
}
|
|
fillFromFile2(version);
|
|
}
|
|
}
|
|
|
|
private void fillFromFile2(String version) {
|
|
DataInputStream dataIn = null;
|
|
String fileName = BIN_DIR + "UCD_Data" + version + ".bin";
|
|
int uDataFileCount = 0;
|
|
try {
|
|
dataIn = new DataInputStream(
|
|
new BufferedInputStream(
|
|
new FileInputStream(fileName),
|
|
128*1024));
|
|
// header
|
|
format = dataIn.readByte();
|
|
major = dataIn.readByte();
|
|
minor = dataIn.readByte();
|
|
update = dataIn.readByte();
|
|
String foundVersion = major + "." + minor + "." + update;
|
|
if (format != BINARY_FORMAT || !version.equals(foundVersion)) {
|
|
throw new ChainException("Illegal data file format for {0}: {1}, {2}",
|
|
new Object[]{version, new Byte(format), foundVersion});
|
|
}
|
|
date = dataIn.readLong();
|
|
size = uDataFileCount = dataIn.readInt();
|
|
|
|
boolean didJoiningHack = false;
|
|
|
|
|
|
// records
|
|
for (int i = 0; i < uDataFileCount; ++i) {
|
|
UData uData = new UData();
|
|
uData.readBytes(dataIn);
|
|
|
|
if (DEBUG && uData.codePoint == 0x2801) {
|
|
System.out.println("SPOT-CHECK: " + uData);
|
|
}
|
|
|
|
//T = Mc + (Cf - ZWNJ - ZWJ)
|
|
int cp = uData.codePoint;
|
|
byte old = uData.joiningType;
|
|
byte cat = uData.generalCategory;
|
|
//if (cp == 0x200D) {
|
|
// uData.joiningType = JT_C;
|
|
//} else
|
|
if (cp != 0x200D && cp != 0x200C && (cat == Mn || cat == Cf)) {
|
|
uData.joiningType = JT_T;
|
|
}
|
|
if (!didJoiningHack && uData.joiningType != old) {
|
|
System.out.println("HACK " + foundVersion + ": Setting "
|
|
+ UCD_Names.LONG_JOINING_TYPE[uData.joiningType]
|
|
+ ": " + Utility.hex(cp) + " " + uData.name);
|
|
didJoiningHack = true;
|
|
}
|
|
|
|
combiningClassSet.set(uData.combiningClass & 0xFF);
|
|
add(uData);
|
|
}
|
|
/*
|
|
if (update == -1) {
|
|
throw new ChainException("Data File truncated for ",
|
|
new Object[]{version}, e);
|
|
}
|
|
if (size != fileSize) {
|
|
throw new ChainException("Counts do not match: file {0}, records {1}",
|
|
new Object[]{new Integer(fileSize), new Integer(size)});
|
|
}
|
|
*/
|
|
// everything is ok!
|
|
this.version = version;
|
|
this.file = fileName;
|
|
//+ " " + new File(fileName).lastModified();
|
|
} catch (IOException e) {
|
|
throw new ChainException("Can't read data file for {0}", new Object[]{version}, e);
|
|
} finally {
|
|
if (dataIn != null) {
|
|
try {
|
|
dataIn.close();
|
|
} catch (IOException e) {}
|
|
}
|
|
}
|
|
}
|
|
} |