alvinalexander.com | career | drupal | java | mac | mysql | perl | scala | uml | unix  

Java example source code file (UnicodeSpec.java)

This example Java source code file (UnicodeSpec.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

cannot, directionality_category_count, directionality_pop_directional_format, directionality_right_to_left_arabic, exception, general_category_count, map_undefined, numberformatexception, paragraph_separator, regex, string, unassigned, unicodespec, util

The UnicodeSpec.java Java example source code

/*
 * Copyright (c) 2002, 2013, 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.
 */

package build.tools.generatecharacter;

import java.io.BufferedReader;
import java.io.FileReader;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.util.StringTokenizer;
import java.io.File;
import java.util.regex.Pattern;
import java.util.ArrayList;

/**
 * The UnicodeSpec class provides a way to read in Unicode character
 * properties from a Unicode data file.  One instance of class UnicodeSpec
 * holds a decoded version of one line of the data file.  The file may
 * be obtained from www.unicode.org.  The method readSpecFile returns an array
 * of UnicodeSpec objects.
 * @author      Guy Steele
 * @author  John O'Conner
 */

public class UnicodeSpec {

    private static final int MAP_UNDEFINED = 0xFFFFFFFF;

        /**
         * Construct a default UnicodeSpec object, with a default
         * code point value 0xFFFF.
         *
         */
    public UnicodeSpec() {
                this(0xffff);
    }

        /**
         * Construct a UnicodeSpec object for the given <code>codePoint
         * argument. Provide default properties.
         * @param codePoint a Unicode code point between 0x0000 and 0x10FFFF
         */
    public UnicodeSpec(int codePoint) {
        this.codePoint = codePoint;
        generalCategory = UNASSIGNED;
        bidiCategory = DIRECTIONALITY_UNDEFINED;
        mirrored = false;
        titleMap = MAP_UNDEFINED;
        upperMap = MAP_UNDEFINED;
        lowerMap = MAP_UNDEFINED;
        decimalValue = -1;
        digitValue = -1;
        numericValue = "";
                oldName = null;
                comment = null;
                name = null;
    }

        /**
         * Create a String representation of this UnicodeSpec object.
         * The string will contain the code point and all its case mappings
         * if available.
         */
    public String toString() {
        StringBuffer result = new StringBuffer(hex6(codePoint));
        if (getUpperMap() != MAP_UNDEFINED) {
            result.append(", upper=").append(hex6(upperMap));
        }
        if (getLowerMap() != MAP_UNDEFINED) {
            result.append(", lower=").append(hex6(lowerMap));
        }
        if (getTitleMap() != MAP_UNDEFINED) {
            result.append(", title=").append(hex6(titleMap));
        }
        return result.toString();
    }

    static String hex4(int n) {
        String q = Integer.toHexString(n & 0xFFFF).toUpperCase();
        return "0000".substring(Math.min(4, q.length())) + q;
    }

        static String hex6(int n) {
                String str = Integer.toHexString(n & 0xFFFFFF).toUpperCase();
                return "000000".substring(Math.min(6, str.length())) + str;

        }


    /**
    * Given one line of a Unicode data file as a String, parse the line
    * and return a UnicodeSpec object that contains the same character information.
    *
    * @param s a line of the Unicode data file to be parsed
    * @return a UnicodeSpec object, or null if the parsing process failed for some reason
    */
    public static UnicodeSpec parse(String s) {
        UnicodeSpec spec = null;
        String[] tokens = null;

        try {
                        tokens = tokenSeparator.split(s, REQUIRED_FIELDS);
            spec = new UnicodeSpec();
            spec.setCodePoint(parseCodePoint(tokens[FIELD_VALUE]));
            spec.setName(parseName(tokens[FIELD_NAME]));
            spec.setGeneralCategory(parseGeneralCategory(tokens[FIELD_CATEGORY]));
            spec.setBidiCategory(parseBidiCategory(tokens[FIELD_BIDI]));
            spec.setCombiningClass(parseCombiningClass(tokens[FIELD_CLASS]));
            spec.setDecomposition(parseDecomposition(tokens[FIELD_DECOMPOSITION]));
            spec.setDecimalValue(parseDecimalValue(tokens[FIELD_DECIMAL]));
            spec.setDigitValue(parseDigitValue(tokens[FIELD_DIGIT]));
            spec.setNumericValue(parseNumericValue(tokens[FIELD_NUMERIC]));
            spec.setMirrored(parseMirrored(tokens[FIELD_MIRRORED]));
            spec.setOldName(parseOldName(tokens[FIELD_OLDNAME]));
            spec.setComment(parseComment(tokens[FIELD_COMMENT]));
            spec.setUpperMap(parseUpperMap(tokens[FIELD_UPPERCASE]));
            spec.setLowerMap(parseLowerMap(tokens[FIELD_LOWERCASE]));
            spec.setTitleMap(parseTitleMap(tokens[FIELD_TITLECASE]));
        }

        catch(Exception e) {
            spec = null;
            System.out.println("Error parsing spec line.");
        }
        return spec;
    }

    /**
    * Parse the codePoint attribute for a Unicode character.  If the parse succeeds,
    * the codePoint field of this UnicodeSpec object is updated and false is returned.
    *
    * The codePoint attribute should be a four to six digit hexadecimal integer.
    *
    * @param s   the codePoint attribute extracted from a line of the Unicode data file
    * @return   code point if successful
    * @exception NumberFormatException if unable to parse argument
    */
    public static int parseCodePoint(String s) throws NumberFormatException {
        return Integer.parseInt(s, 16);
    }

    public static String parseName(String s) throws Exception {
        if (s==null) throw new Exception("Cannot parse name.");
        return s;
    }

    public static byte parseGeneralCategory(String s) throws Exception {
        byte category = GENERAL_CATEGORY_COUNT;

        for (byte x=0; x<generalCategoryList.length; x++) {
            if (s.equals(generalCategoryList[x][SHORT])) {
                category = x;
                break;
            }
        }
        if (category >= GENERAL_CATEGORY_COUNT) {
            throw new Exception("Could not parse general category.");
        }
        return category;
    }

    public static byte parseBidiCategory(String s) throws Exception {
        byte category = DIRECTIONALITY_CATEGORY_COUNT;

        for (byte x=0; x<bidiCategoryList.length; x++) {
            if (s.equals(bidiCategoryList[x][SHORT])) {
                category = x;
                break;
            }
        }
        if (category >= DIRECTIONALITY_CATEGORY_COUNT) {
            throw new Exception("Could not parse bidi category.");
        }
        return category;
    }


    /**
    * Parse the combining attribute for a Unicode character.  If there is a combining
    * attribute and the parse succeeds, then the hasCombining field is set to true,
    * the combining field of this UnicodeSpec object is updated, and false is returned.
    * If the combining attribute is an empty string, the parse succeeds but the
    * hasCombining field is set to false. (and false is returned).
    *
    * The combining attribute, if any, should be a nonnegative decimal integer.
    *
    * @param s   the combining attribute extracted from a line of the Unicode data file
    * @return   the combining class value if any, -1 if property not defined
    * @exception Exception if can't parse the combining class
    */

    public static int parseCombiningClass(String s) throws Exception {
        int combining = -1;
        if (s.length()>0) {
            combining = Integer.parseInt(s, 10);
        }
        return combining;
    }

    /**
    * Parse the decomposition attribute for a Unicode character.  If the parse succeeds,
    * the decomposition field of this UnicodeSpec object is updated and false is returned.
    *
    * The decomposition attribute is complicated; for now, it is treated as a string.
    *
    * @param s   the decomposition attribute extracted from a line of the Unicode data file
    * @return   true if the parse failed; otherwise false
    */

    public static String parseDecomposition(String s) throws Exception {
        if (s==null) throw new Exception("Cannot parse decomposition.");
        return s;
    }


    /**
    * Parse the decimal value attribute for a Unicode character.  If there is a decimal value
    * attribute and the parse succeeds, then the hasDecimalValue field is set to true,
    * the decimalValue field of this UnicodeSpec object is updated, and false is returned.
    * If the decimal value attribute is an empty string, the parse succeeds but the
    * hasDecimalValue field is set to false. (and false is returned).
    *
    * The decimal value attribute, if any, should be a nonnegative decimal integer.
    *
    * @param s   the decimal value attribute extracted from a line of the Unicode data file
    * @return   the decimal value as an int, -1 if no decimal value defined
    * @exception NumberFormatException if the parse fails
    */
    public static int parseDecimalValue(String s) throws NumberFormatException {
        int value = -1;

        if (s.length() > 0) {
            value = Integer.parseInt(s, 10);
        }
        return value;
    }

    /**
    * Parse the digit value attribute for a Unicode character.  If there is a digit value
    * attribute and the parse succeeds, then the hasDigitValue field is set to true,
    * the digitValue field of this UnicodeSpec object is updated, and false is returned.
    * If the digit value attribute is an empty string, the parse succeeds but the
    * hasDigitValue field is set to false. (and false is returned).
    *
    * The digit value attribute, if any, should be a nonnegative decimal integer.
    *
    * @param s   the digit value attribute extracted from a line of the Unicode data file
    * @return   the digit value as an non-negative int, or -1 if no digit property defined
    * @exception NumberFormatException if the parse fails
    */
    public static int parseDigitValue(String s) throws NumberFormatException {
        int value = -1;

        if (s.length() > 0) {
            value = Integer.parseInt(s, 10);
        }
        return value;
    }

    public static String parseNumericValue(String s) throws Exception {
        if (s == null) throw new Exception("Cannot parse numeric value.");
        return s;
    }

    public static String parseComment(String s) throws Exception {
        if (s == null) throw new Exception("Cannot parse comment.");
        return s;
    }

    public static boolean parseMirrored(String s) throws Exception {
        boolean mirrored;
        if (s.length() == 1) {
            if (s.charAt(0) == 'Y') {mirrored = true;}
            else if (s.charAt(0) == 'N') {mirrored = false;}
            else {throw new Exception("Cannot parse mirrored property.");}
        }
        else { throw new Exception("Cannot parse mirrored property.");}
        return mirrored;
    }

    public static String parseOldName(String s) throws Exception {
        if (s == null) throw new Exception("Cannot parse old name");
        return s;
    }

    /**
    * Parse the uppercase mapping attribute for a Unicode character.  If there is a uppercase
    * mapping attribute and the parse succeeds, then the hasUpperMap field is set to true,
    * the upperMap field of this UnicodeSpec object is updated, and false is returned.
    * If the uppercase mapping attribute is an empty string, the parse succeeds but the
    * hasUpperMap field is set to false. (and false is returned).
    *
    * The uppercase mapping attribute should be a four to six digit hexadecimal integer.
    *
    * @param s   the uppercase mapping attribute extracted from a line of the Unicode data file
    * @return   simple uppercase character mapping if defined, MAP_UNDEFINED otherwise
    * @exception NumberFormatException if parse fails
    */
    public static int parseUpperMap(String s) throws NumberFormatException {
        int upperCase = MAP_UNDEFINED;

                int length = s.length();
        if (length >= 4 && length <=6) {
            upperCase = Integer.parseInt(s, 16);
        }
        else if (s.length() != 0) {
            throw new NumberFormatException();
        }
        return upperCase;
    }

    /**
    * Parse the lowercase mapping attribute for a Unicode character.  If there is a lowercase
    * mapping attribute and the parse succeeds, then the hasLowerMap field is set to true,
    * the lowerMap field of this UnicodeSpec object is updated, and false is returned.
    * If the lowercase mapping attribute is an empty string, the parse succeeds but the
     * hasLowerMap field is set to false. (and false is returned).
    *
    * The lowercase mapping attribute should be a four to six digit hexadecimal integer.
    *
    * @param s   the lowercase mapping attribute extracted from a line of the Unicode data file
    * @return   simple lowercase character mapping if defined, MAP_UNDEFINED otherwise
    * @exception NumberFormatException if parse fails
    */
    public static int parseLowerMap(String s) throws NumberFormatException {
        int lowerCase = MAP_UNDEFINED;
                int length = s.length();
        if (length >= 4 && length <= 6) {
            lowerCase = Integer.parseInt(s, 16);
        }
        else if (s.length() != 0) {
            throw new NumberFormatException();
        }
        return lowerCase;
    }

    /**
    * Parse the titlecase mapping attribute for a Unicode character.  If there is a titlecase
    * mapping attribute and the parse succeeds, then the hasTitleMap field is set to true,
    * the titleMap field of this UnicodeSpec object is updated, and false is returned.
    * If the titlecase mapping attribute is an empty string, the parse succeeds but the
    * hasTitleMap field is set to false. (and false is returned).
    *
    * The titlecase mapping attribute should be a four to six digit hexadecimal integer.
    *
    * @param s   the titlecase mapping attribute extracted from a line of the Unicode data file
    * @return   simple title case char mapping if defined, MAP_UNDEFINED otherwise
    * @exception NumberFormatException if parse fails
    */
    public static int parseTitleMap(String s) throws NumberFormatException {
        int titleCase = MAP_UNDEFINED;
                int length = s.length();
        if (length >= 4 && length <= 6) {
            titleCase = Integer.parseInt(s, 16);
        }
        else if (s.length() != 0) {
            throw new NumberFormatException();
        }
        return titleCase;
    }

    /**
    * Read and parse a Unicode data file.
    *
    * @param file   a file specifying the Unicode data file to be read
    * @return   an array of UnicodeSpec objects, one for each line of the
    *           Unicode data file that could be successfully parsed as
    *           specifying Unicode character attributes
    */

    public static UnicodeSpec[] readSpecFile(File file, int plane) throws FileNotFoundException {
        ArrayList<UnicodeSpec> list = new ArrayList<>(3000);
        UnicodeSpec[] result = null;
        int count = 0;
        BufferedReader f = new BufferedReader(new FileReader(file));
        String line = null;
        loop:
        while(true) {
            try {
                line = f.readLine();
            }
            catch (IOException e) {
                break loop;
            }
            if (line == null) break loop;
            UnicodeSpec item = parse(line.trim());
            int specPlane = item.getCodePoint() >>> 16;
            if (specPlane < plane) continue;
            if (specPlane > plane) break;

            if (item != null) {
                list.add(item);
            }
        }
        result = new UnicodeSpec[list.size()];
        list.toArray(result);
        return result;
    }

    void setCodePoint(int value) {
        codePoint = value;
    }

    /**
     * Return the code point in this Unicode specification
     * @return the char code point representing by the specification
     */
    public int getCodePoint() {
        return codePoint;
    }

    void setName(String name) {
        this.name = name;
    }

    public String getName() {
        return name;
    }

    void setGeneralCategory(byte category) {
        generalCategory = category;
    }

    public byte getGeneralCategory() {
        return generalCategory;
    }

    void setBidiCategory(byte category) {
        bidiCategory = category;
    }

    public byte getBidiCategory() {
        return bidiCategory;
    }

    void setCombiningClass(int combiningClass) {
        this.combiningClass = combiningClass;
    }

    public int getCombiningClass() {
        return combiningClass;
    }

    void setDecomposition(String decomposition) {
        this.decomposition = decomposition;
    }

    public String getDecomposition() {
         return decomposition;
    }

    void setDecimalValue(int value) {
        decimalValue = value;
    }

    public int getDecimalValue() {
        return decimalValue;
    }

    public boolean isDecimalValue() {
        return decimalValue != -1;
    }

    void setDigitValue(int value) {
        digitValue = value;
    }

    public int getDigitValue() {
        return digitValue;
    }

    public boolean isDigitValue() {
        return digitValue != -1;
    }

    void setNumericValue(String value) {
        numericValue = value;
    }

    public String getNumericValue() {
        return numericValue;
    }

    public boolean isNumericValue() {
        return numericValue.length() > 0;
    }

    void setMirrored(boolean value) {
        mirrored = value;
    }

    public boolean isMirrored() {
        return mirrored;
    }

    void setOldName(String name) {
        oldName = name;
    }

    public String getOldName() {
        return oldName;
    }

    void setComment(String comment) {
        this.comment = comment;
    }

    public String getComment() {
        return comment;
    }

    void setUpperMap(int ch) {
        upperMap = ch;
    };

    public int getUpperMap() {
        return upperMap;
    }

    public boolean hasUpperMap() {
        return upperMap != MAP_UNDEFINED;
    }

    void setLowerMap(int ch) {
        lowerMap = ch;
    }

    public int getLowerMap() {
        return lowerMap;
    }

    public boolean hasLowerMap() {
        return lowerMap != MAP_UNDEFINED;
    }

    void setTitleMap(int ch) {
        titleMap = ch;
    }

    public int getTitleMap() {
        return titleMap;
    }

    public boolean hasTitleMap() {
        return titleMap != MAP_UNDEFINED;
    }

    int codePoint;         // the characters UTF-32 code value
    String name;            // the ASCII name
    byte generalCategory;   // general category, available via Characte.getType()
    byte bidiCategory;      // available via Character.getBidiType()
    int combiningClass;     // not used in Character
    String decomposition;   // not used in Character
    int decimalValue;       // decimal digit value
    int digitValue;         // not all digits are decimal
    String numericValue;    // numeric value if digit or non-digit
    boolean mirrored;       //
    String oldName;
    String comment;
    int upperMap;
    int lowerMap;
    int titleMap;

    // this is the number of fields in one line of the UnicodeData.txt file
    // each field is separated by a semicolon (a token)
    static final int REQUIRED_FIELDS = 15;

    /**
     * General category types
     * To preserve compatibility, these values cannot be changed
     */
    public static final byte
        UNASSIGNED                  =  0, // Cn normative
        UPPERCASE_LETTER            =  1, // Lu normative
        LOWERCASE_LETTER            =  2, // Ll normative
        TITLECASE_LETTER            =  3, // Lt normative
        MODIFIER_LETTER             =  4, // Lm normative
        OTHER_LETTER                =  5, // Lo normative
        NON_SPACING_MARK            =  6, // Mn informative
        ENCLOSING_MARK              =  7, // Me informative
        COMBINING_SPACING_MARK      =  8, // Mc normative
        DECIMAL_DIGIT_NUMBER        =  9, // Nd normative
        LETTER_NUMBER               = 10, // Nl normative
        OTHER_NUMBER                = 11, // No normative
        SPACE_SEPARATOR             = 12, // Zs normative
        LINE_SEPARATOR              = 13, // Zl normative
        PARAGRAPH_SEPARATOR         = 14, // Zp normative
        CONTROL                     = 15, // Cc normative
        FORMAT                      = 16, // Cf normative
        // 17 is unused for no apparent reason,
        // but must preserve forward compatibility
        PRIVATE_USE                 = 18, // Co normative
        SURROGATE                   = 19, // Cs normative
        DASH_PUNCTUATION            = 20, // Pd informative
        START_PUNCTUATION           = 21, // Ps informative
        END_PUNCTUATION             = 22, // Pe informative
        CONNECTOR_PUNCTUATION       = 23, // Pc informative
        OTHER_PUNCTUATION           = 24, // Po informative
        MATH_SYMBOL                 = 25, // Sm informative
        CURRENCY_SYMBOL             = 26, // Sc informative
        MODIFIER_SYMBOL             = 27, // Sk informative
        OTHER_SYMBOL                = 28, // So informative
        INITIAL_QUOTE_PUNCTUATION   = 29, // Pi informative
        FINAL_QUOTE_PUNCTUATION     = 30, // Pf informative

        // this value is only used in the character generation tool
        // it can change to accommodate the addition of new categories.
        GENERAL_CATEGORY_COUNT      = 31; // sentinel value

    static final byte SHORT = 0, LONG = 1;
    // general category type strings
    // NOTE: The order of this category array is dependent on the assignment of
    // category constants above. We want to access this array using constants above.
    // [][SHORT] is the SHORT name, [][LONG] is the LONG name
    static final String[][] generalCategoryList = {
        {"Cn", "UNASSIGNED"},
        {"Lu", "UPPERCASE_LETTER"},
        {"Ll", "LOWERCASE_LETTER"},
        {"Lt", "TITLECASE_LETTER"},
        {"Lm", "MODIFIER_LETTER"},
        {"Lo", "OTHER_LETTER"},
        {"Mn", "NON_SPACING_MARK"},
        {"Me", "ENCLOSING_MARK"},
        {"Mc", "COMBINING_SPACING_MARK"},
        {"Nd", "DECIMAL_DIGIT_NUMBER"},
        {"Nl", "LETTER_NUMBER"},
        {"No", "OTHER_NUMBER"},
        {"Zs", "SPACE_SEPARATOR"},
        {"Zl", "LINE_SEPARATOR"},
        {"Zp", "PARAGRAPH_SEPARATOR"},
        {"Cc", "CONTROL"},
        {"Cf", "FORMAT"},
        {"xx", "unused"},
        {"Co", "PRIVATE_USE"},
        {"Cs", "SURROGATE"},
        {"Pd", "DASH_PUNCTUATION"},
        {"Ps", "START_PUNCTUATION"},
        {"Pe", "END_PUNCTUATION"},
        {"Pc", "CONNECTOR_PUNCTUATION"},
        {"Po", "OTHER_PUNCTUATION"},
        {"Sm", "MATH_SYMBOL"},
        {"Sc", "CURRENCY_SYMBOL"},
        {"Sk", "MODIFIER_SYMBOL"},
        {"So", "OTHER_SYMBOL"},
        {"Pi", "INITIAL_QUOTE_PUNCTUATION"},
        {"Pf", "FINAL_QUOTE_PUNCTUATION"}
    };

    /**
     * Bidirectional categories
     */
    public static final byte
                DIRECTIONALITY_UNDEFINED                  = -1,
        // Strong category
        DIRECTIONALITY_LEFT_TO_RIGHT              =  0, // L
        DIRECTIONALITY_RIGHT_TO_LEFT              =  1, // R
        DIRECTIONALITY_RIGHT_TO_LEFT_ARABIC       =  2, // AL
        // Weak category
        DIRECTIONALITY_EUROPEAN_NUMBER            =  3, // EN
        DIRECTIONALITY_EUROPEAN_NUMBER_SEPARATOR  =  4, // ES
        DIRECTIONALITY_EUROPEAN_NUMBER_TERMINATOR =  5, // ET
        DIRECTIONALITY_ARABIC_NUMBER              =  6, // AN
        DIRECTIONALITY_COMMON_NUMBER_SEPARATOR    =  7, // CS
        DIRECTIONALITY_NONSPACING_MARK            =  8, // NSM
        DIRECTIONALITY_BOUNDARY_NEUTRAL           =  9, // BN
        // Neutral category
        DIRECTIONALITY_PARAGRAPH_SEPARATOR        = 10, // B
        DIRECTIONALITY_SEGMENT_SEPARATOR          = 11, // S
        DIRECTIONALITY_WHITESPACE                 = 12, // WS
        DIRECTIONALITY_OTHER_NEUTRALS              = 13, // ON

        DIRECTIONALITY_LEFT_TO_RIGHT_EMBEDDING    = 14, // LRE
        DIRECTIONALITY_LEFT_TO_RIGHT_OVERRIDE     = 15, // LRO
        DIRECTIONALITY_RIGHT_TO_LEFT_EMBEDDING    = 16, // RLE
        DIRECTIONALITY_RIGHT_TO_LEFT_OVERRIDE     = 17, // RLO
        DIRECTIONALITY_POP_DIRECTIONAL_FORMAT     = 18, // PDF

        DIRECTIONALITY_CATEGORY_COUNT             = 19; // sentinel value

    // If changes are made to the above bidi category assignments, this
    // list of bidi category names must be changed to keep their order in synch.
    // Access this list using the bidi category constants above.
    static final String[][] bidiCategoryList = {
        {"L", "DIRECTIONALITY_LEFT_TO_RIGHT"},
        {"R", "DIRECTIONALITY_RIGHT_TO_LEFT"},
        {"AL", "DIRECTIONALITY_RIGHT_TO_LEFT_ARABIC"},
        {"EN", "DIRECTIONALITY_EUROPEAN_NUMBER"},
        {"ES", "DIRECTIONALITY_EUROPEAN_NUMBER_SEPARATOR"},
        {"ET", "DIRECTIONALITY_EUROPEAN_NUMBER_TERMINATOR"},
        {"AN", "DIRECTIONALITY_ARABIC_NUMBER"},
        {"CS", "DIRECTIONALITY_COMMON_NUMBER_SEPARATOR"},
        {"NSM", "DIRECTIONALITY_NONSPACING_MARK"},
        {"BN", "DIRECTIONALITY_BOUNDARY_NEUTRAL"},
        {"B", "DIRECTIONALITY_PARAGRAPH_SEPARATOR"},
        {"S", "DIRECTIONALITY_SEGMENT_SEPARATOR"},
        {"WS", "DIRECTIONALITY_WHITESPACE"},
        {"ON", "DIRECTIONALITY_OTHER_NEUTRALS"},
        {"LRE", "DIRECTIONALITY_LEFT_TO_RIGHT_EMBEDDING"},
        {"LRO", "DIRECTIONALITY_LEFT_TO_RIGHT_OVERRIDE"},
        {"RLE", "DIRECTIONALITY_RIGHT_TO_LEFT_EMBEDDING"},
        {"RLO", "DIRECTIONALITY_RIGHT_TO_LEFT_OVERRIDE"},
        {"PDF", "DIRECTIONALITY_POP_DIRECTIONAL_FORMAT"},

    };

    // Unicode specification lines have fields in this order.
    static final byte
        FIELD_VALUE         = 0,
        FIELD_NAME          = 1,
        FIELD_CATEGORY      = 2,
        FIELD_CLASS         = 3,
        FIELD_BIDI          = 4,
        FIELD_DECOMPOSITION = 5,
        FIELD_DECIMAL       = 6,
        FIELD_DIGIT         = 7,
        FIELD_NUMERIC       = 8,
        FIELD_MIRRORED      = 9,
        FIELD_OLDNAME       = 10,
        FIELD_COMMENT       = 11,
        FIELD_UPPERCASE     = 12,
        FIELD_LOWERCASE     = 13,
        FIELD_TITLECASE     = 14;

        static final Pattern tokenSeparator = Pattern.compile(";");

        public static void main(String[] args) {
                UnicodeSpec[] spec = null;
                if (args.length == 2 ) {
                        try {
                                File file = new File(args[0]);
                                int plane = Integer.parseInt(args[1]);
                                spec = UnicodeSpec.readSpecFile(file, plane);
                                System.out.println("UnicodeSpec[" + spec.length + "]:");
                                for (int x=0; x<spec.length; x++) {
                                        System.out.println(spec[x].toString());
                                }
                        }
                        catch(Exception e) {
                                e.printStackTrace();
                        }
                }

        }

}

Other Java examples (source code examples)

Here is a short list of links related to this Java UnicodeSpec.java source code file:

... this post is sponsored by my books ...

#1 New Release!

FP Best Seller

 

new blog posts

 

Copyright 1998-2024 Alvin Alexander, alvinalexander.com
All Rights Reserved.

A percentage of advertising revenue from
pages under the /java/jwarehouse URI on this website is
paid back to open source projects.