Example usage for java.lang Character DECIMAL_DIGIT

Introduction

In this page you can find the example usage for java.lang Character DECIMAL_DIGIT_NUMBER.

Prototype

byte DECIMAL_DIGIT_NUMBER

To view the source code for java.lang Character DECIMAL_DIGIT_NUMBER.

Click Source Link

Document

General category "Nd" in the Unicode specification.

Usage

From source file:Main.java

public static void main(String[] args) {
    for (char ch = Character.MIN_VALUE; ch < Character.MAX_VALUE; ch++) {
        if (Character.DECIMAL_DIGIT_NUMBER == Character.getType(ch)) {
            String s = String.format("\\u%04x", (int) ch);
            System.out.println(s);
        }//from   w  w w.j  a  v a  2s.  c om
    }
}

From source file:Main.java

public static void main(String[] args) throws java.io.IOException {
    char c = 'a';

    System.out.println("Character = " + (int) c);
    System.out.println("Defined = " + Character.isDefined(c));
    System.out.println("Digit = " + Character.isDigit(c));
    System.out.println("Ignorable = " + Character.isIdentifierIgnorable(c));
    System.out.println("ISO control = " + Character.isISOControl(c));
    System.out.println("Java identifier part = " + Character.isJavaIdentifierPart(c));
    System.out.println("Java identifier start = " + Character.isJavaIdentifierStart(c));
    System.out.println("Letter = " + Character.isLetter(c));
    System.out.println("Letter or digit = " + Character.isLetterOrDigit(c));
    System.out.println("Lowercase = " + Character.isLowerCase(c));
    System.out.println("Space = " + Character.isSpaceChar(c));
    System.out.println("Titlecase = " + Character.isTitleCase(c));
    System.out.println("Unicode identifier part = " + Character.isUnicodeIdentifierPart(c));
    System.out.println("Unicode identifier start = " + Character.isUnicodeIdentifierStart(c));
    System.out.println("Uppercase = " + Character.isUpperCase(c));
    System.out.println("White space = " + Character.isWhitespace(c));

    byte[] types = { Character.COMBINING_SPACING_MARK, Character.CONNECTOR_PUNCTUATION, Character.CONTROL,
            Character.CURRENCY_SYMBOL, Character.DASH_PUNCTUATION, Character.DECIMAL_DIGIT_NUMBER,
            Character.ENCLOSING_MARK, Character.END_PUNCTUATION, Character.FORMAT, Character.LETTER_NUMBER,
            Character.LINE_SEPARATOR, Character.LOWERCASE_LETTER, Character.MATH_SYMBOL,
            Character.MODIFIER_SYMBOL, Character.NON_SPACING_MARK, Character.OTHER_LETTER,
            Character.OTHER_NUMBER, Character.OTHER_PUNCTUATION, Character.OTHER_SYMBOL,
            Character.PARAGRAPH_SEPARATOR, Character.PRIVATE_USE, Character.SPACE_SEPARATOR,
            Character.START_PUNCTUATION, Character.SURROGATE, Character.TITLECASE_LETTER, Character.UNASSIGNED,
            Character.UPPERCASE_LETTER };

    String[] typeNames = { "Combining spacing mark", "Connector punctuation", "Control", "Currency symbol",
            "Dash punctuation", "Decimal digit number", "Enclosing mark", "End punctuation", "Format",
            "Letter number", "Line separator", "Lowercase letter", "Math symbol", "Modifier symbol",
            "Non spacing mark", "Other letter", "Other number", "Other punctuation", "Other symbol",
            "Paragraph separator", "Private use", "Space separator", "Start punctuation", "Surrogate",
            "Titlecase letter", "Unassigned", "Uppercase letter" };

    int type = Character.getType(c);

    for (int i = 0; i < types.length; i++)
        if (type == types[i]) {
            System.out.println("Type name = " + typeNames[i]);
            break;
        }//from w  w w  .  j  av a2s. c o m

    System.out.println("Unicode block = " + Character.UnicodeBlock.of(c));
}

From source file:Classify.java

public static void main(String[] args) throws java.io.IOException {
    char c = '\u0beb'; // Tamil digit.

    System.out.println("Character = " + (int) c);
    System.out.println("Defined = " + Character.isDefined(c));
    System.out.println("Digit = " + Character.isDigit(c));
    System.out.println("Ignorable = " + Character.isIdentifierIgnorable(c));
    System.out.println("ISO control = " + Character.isISOControl(c));
    System.out.println("Java identifier part = " + Character.isJavaIdentifierPart(c));
    System.out.println("Java identifier start = " + Character.isJavaIdentifierStart(c));
    System.out.println("Letter = " + Character.isLetter(c));
    System.out.println("Letter or digit = " + Character.isLetterOrDigit(c));
    System.out.println("Lowercase = " + Character.isLowerCase(c));
    System.out.println("Space = " + Character.isSpaceChar(c));
    System.out.println("Titlecase = " + Character.isTitleCase(c));
    System.out.println("Unicode identifier part = " + Character.isUnicodeIdentifierPart(c));
    System.out.println("Unicode identifier start = " + Character.isUnicodeIdentifierStart(c));
    System.out.println("Uppercase = " + Character.isUpperCase(c));
    System.out.println("White space = " + Character.isWhitespace(c));

    byte[] types = { Character.COMBINING_SPACING_MARK, Character.CONNECTOR_PUNCTUATION, Character.CONTROL,
            Character.CURRENCY_SYMBOL, Character.DASH_PUNCTUATION, Character.DECIMAL_DIGIT_NUMBER,
            Character.ENCLOSING_MARK, Character.END_PUNCTUATION, Character.FORMAT, Character.LETTER_NUMBER,
            Character.LINE_SEPARATOR, Character.LOWERCASE_LETTER, Character.MATH_SYMBOL,
            Character.MODIFIER_SYMBOL, Character.NON_SPACING_MARK, Character.OTHER_LETTER,
            Character.OTHER_NUMBER, Character.OTHER_PUNCTUATION, Character.OTHER_SYMBOL,
            Character.PARAGRAPH_SEPARATOR, Character.PRIVATE_USE, Character.SPACE_SEPARATOR,
            Character.START_PUNCTUATION, Character.SURROGATE, Character.TITLECASE_LETTER, Character.UNASSIGNED,
            Character.UPPERCASE_LETTER };

    String[] typeNames = { "Combining spacing mark", "Connector punctuation", "Control", "Currency symbol",
            "Dash punctuation", "Decimal digit number", "Enclosing mark", "End punctuation", "Format",
            "Letter number", "Line separator", "Lowercase letter", "Math symbol", "Modifier symbol",
            "Non spacing mark", "Other letter", "Other number", "Other punctuation", "Other symbol",
            "Paragraph separator", "Private use", "Space separator", "Start punctuation", "Surrogate",
            "Titlecase letter", "Unassigned", "Uppercase letter" };

    int type = Character.getType(c);

    for (int i = 0; i < types.length; i++)
        if (type == types[i]) {
            System.out.println("Type name = " + typeNames[i]);
            break;
        }/*ww w  .  j  a v  a  2  s .c o m*/

    System.out.println("Unicode block = " + Character.UnicodeBlock.of(c));
}

From source file:info.magnolia.cms.taglibs.util.BaseImageTag.java

/**
 * Replace any special characters that are not letters or numbers with a replacement string. The two exceptions are
 * '-' and '_', which are allowed./*from   w ww  . jav a2 s . co  m*/
 */
public String convertToSimpleString(String string) {

    final StringBuffer result = new StringBuffer();

    final StringCharacterIterator iterator = new StringCharacterIterator(string);
    char character = iterator.current();
    while (character != CharacterIterator.DONE) {
        int charType = Character.getType(character);
        if (charType == Character.SPACE_SEPARATOR) {
            result.append("-");
        } else if ((charType != Character.UPPERCASE_LETTER) && (charType != Character.LOWERCASE_LETTER)
                && (charType != Character.DECIMAL_DIGIT_NUMBER) && (charType != Character.CONNECTOR_PUNCTUATION)
                && (charType != Character.DASH_PUNCTUATION)) {
            result.append("u" + (int) character);

        } else {
            // the char is not a special one
            // add it to the result as is
            result.append(character);
        }
        character = iterator.next();
    }
    return result.toString();
}

From source file:gov.va.vinci.leo.ae.ExampleWhitespaceTokenizer.java

/**
 * Given a character c return the type definition from the
 * list of public static type definitions in this class.
 *
 * @param c/*from  w w  w.j  av a 2  s. c  o m*/
 * @return type definition for the character c
 */
private static int characterType(char c) {
    switch (Character.getType(c)) {
    //letters
    case Character.UPPERCASE_LETTER:
    case Character.LOWERCASE_LETTER:
    case Character.TITLECASE_LETTER:
    case Character.MODIFIER_LETTER:
    case Character.OTHER_LETTER:
    case Character.NON_SPACING_MARK:
    case Character.ENCLOSING_MARK:
    case Character.COMBINING_SPACING_MARK:
    case Character.PRIVATE_USE:
    case Character.SURROGATE:
    case Character.MODIFIER_SYMBOL:
        return TK_LETTER;
    //numbers
    case Character.DECIMAL_DIGIT_NUMBER:
    case Character.LETTER_NUMBER:
    case Character.OTHER_NUMBER:
        return TK_NUMBER;
    //Regular Whitespace
    case Character.SPACE_SEPARATOR:
        return TK_WHITESPACE;
    //Punctuation
    case Character.DASH_PUNCTUATION:
    case Character.START_PUNCTUATION:
    case Character.END_PUNCTUATION:
    case Character.OTHER_PUNCTUATION:
        return TK_PUNCTUATION;
    //Simple NewLine
    case Character.LINE_SEPARATOR:
    case Character.PARAGRAPH_SEPARATOR:
        return TK_NEWLINE;
    //Other types of "control" characters
    case Character.CONTROL:
        if (c == '\n' || c == '\r')
            return TK_NEWLINE;
        if (Character.isWhitespace(c)) //Tab char is a "Control" character
            return TK_WHITESPACE;
        return TK_CONTROL;
    default:
        if (Character.isWhitespace(c)) {
            return TK_WHITESPACE;
        } //if
        return TK_UNKNOWN;
    }//switch
}

From source file:org.grails.datastore.bson.json.JsonWriter.java

private void writeStringHelper(final String str) throws IOException {
    writer.write('"');
    for (final char c : str.toCharArray()) {
        switch (c) {
        case '"':
            writer.write("\\\"");
            break;
        case '\\':
            writer.write("\\\\");
            break;
        case '\b':
            writer.write("\\b");
            break;
        case '\f':
            writer.write("\\f");
            break;
        case '\n':
            writer.write("\\n");
            break;
        case '\r':
            writer.write("\\r");
            break;
        case '\t':
            writer.write("\\t");
            break;
        default:/*from   w ww .  j  av  a 2  s  .c o  m*/
            switch (Character.getType(c)) {
            case Character.UPPERCASE_LETTER:
            case Character.LOWERCASE_LETTER:
            case Character.TITLECASE_LETTER:
            case Character.OTHER_LETTER:
            case Character.DECIMAL_DIGIT_NUMBER:
            case Character.LETTER_NUMBER:
            case Character.OTHER_NUMBER:
            case Character.SPACE_SEPARATOR:
            case Character.CONNECTOR_PUNCTUATION:
            case Character.DASH_PUNCTUATION:
            case Character.START_PUNCTUATION:
            case Character.END_PUNCTUATION:
            case Character.INITIAL_QUOTE_PUNCTUATION:
            case Character.FINAL_QUOTE_PUNCTUATION:
            case Character.OTHER_PUNCTUATION:
            case Character.MATH_SYMBOL:
            case Character.CURRENCY_SYMBOL:
            case Character.MODIFIER_SYMBOL:
            case Character.OTHER_SYMBOL:
                writer.write(c);
                break;
            default:
                writer.write("\\u");
                writer.write(Integer.toHexString((c & 0xf000) >> 12));
                writer.write(Integer.toHexString((c & 0x0f00) >> 8));
                writer.write(Integer.toHexString((c & 0x00f0) >> 4));
                writer.write(Integer.toHexString(c & 0x000f));
                break;
            }
            break;
        }
    }
    writer.write('"');
}

From source file:XmlChars.java

private static boolean isLetter2(char c) {
    // [84] Letter ::= BaseChar | Ideographic
    // [85] BaseChar ::= ... too much to repeat
    // [86] Ideographic ::= ... too much to repeat
    // [87] CombiningChar ::= ... too much to repeat

    ///*from   w ww .  ja  v  a 2  s  .co  m*/
    // Optimize the typical case.
    //
    if (c >= 'a' && c <= 'z')
        return true;
    if (c == '>')
        return false;
    if (c >= 'A' && c <= 'Z')
        return true;

    //
    // Since the tables are too ridiculous to use in code,
    // we're using the footnotes here to drive this test.
    //
    switch (Character.getType(c)) {
    // app. B footnote says these are 'name start'
    // chars' ...
    case Character.LOWERCASE_LETTER: // Ll
    case Character.UPPERCASE_LETTER: // Lu
    case Character.OTHER_LETTER: // Lo
    case Character.TITLECASE_LETTER: // Lt
    case Character.LETTER_NUMBER: // Nl
        // ... and these are name characters 'other
        // than name start characters'
    case Character.COMBINING_SPACING_MARK: // Mc
    case Character.ENCLOSING_MARK: // Me
    case Character.NON_SPACING_MARK: // Mn
    case Character.MODIFIER_LETTER: // Lm
    case Character.DECIMAL_DIGIT_NUMBER: // Nd

        // OK, here we just have some exceptions to check...
        return !isCompatibilityChar(c)
                // per "5.14 of Unicode", rule out some combiners
                && !(c >= 0x20dd && c <= 0x20e0);

    default:
        // added a character ...
        return c == 0x0387;
    }
}

From source file:org.apache.orc.impl.mask.RedactMaskFactory.java

/**
 * Given a UTF code point, find the replacement codepoint
 * @param codepoint a UTF character//from  w  ww  . j  a  v  a  2 s  . c o  m
 * @return the replacement codepoint
 */
int getReplacement(int codepoint) {
    switch (Character.getType(codepoint)) {
    case Character.UPPERCASE_LETTER:
        return UPPPER_REPLACEMENT;
    case Character.LOWERCASE_LETTER:
        return LOWER_REPLACEMENT;
    case Character.TITLECASE_LETTER:
    case Character.MODIFIER_LETTER:
    case Character.OTHER_LETTER:
        return OTHER_LETTER_REPLACEMENT;
    case Character.NON_SPACING_MARK:
    case Character.ENCLOSING_MARK:
    case Character.COMBINING_SPACING_MARK:
        return MARK_REPLACEMENT;
    case Character.DECIMAL_DIGIT_NUMBER:
        return DIGIT_CP_REPLACEMENT;
    case Character.LETTER_NUMBER:
    case Character.OTHER_NUMBER:
        return OTHER_NUMBER_REPLACEMENT;
    case Character.SPACE_SEPARATOR:
    case Character.LINE_SEPARATOR:
    case Character.PARAGRAPH_SEPARATOR:
        return SEPARATOR_REPLACEMENT;
    case Character.MATH_SYMBOL:
    case Character.CURRENCY_SYMBOL:
    case Character.MODIFIER_SYMBOL:
    case Character.OTHER_SYMBOL:
        return SYMBOL_REPLACEMENT;
    case Character.DASH_PUNCTUATION:
    case Character.START_PUNCTUATION:
    case Character.END_PUNCTUATION:
    case Character.CONNECTOR_PUNCTUATION:
    case Character.OTHER_PUNCTUATION:
        return PUNCTUATION_REPLACEMENT;
    default:
        return OTHER_REPLACEMENT;
    }
}

From source file:org.apache.orc.impl.mask.RedactMaskFactory.java

/**
 * Mask the given stringified numeric value excluding the unmask range.
 * Non-digit characters are passed through on the assumption they are
 * markers (eg. one of ",.ef").//from   w  w  w .  ja  v  a 2  s. c o m
 * @param value the original value.
 */
String maskNumericString(final String value) {
    StringBuilder result = new StringBuilder();
    final int length = value.codePointCount(0, value.length());
    for (int c = 0; c < length; ++c) {
        int cp = value.codePointAt(c);
        if (isIndexInUnmaskRange(c, length) || Character.getType(cp) != Character.DECIMAL_DIGIT_NUMBER) {
            result.appendCodePoint(cp);
        } else {
            result.appendCodePoint(DIGIT_CP_REPLACEMENT);
        }
    }
    return result.toString();
}

From source file:org.apache.slider.common.tools.SliderUtils.java

public static boolean oldIsClusternameValid(String name) {
    if (name == null || name.isEmpty()) {
        return false;
    }/*from w  w w.j  ava2  s  .co  m*/
    int first = name.charAt(0);
    if (0 == (Character.getType(first) & Character.LOWERCASE_LETTER)) {
        return false;
    }

    for (int i = 0; i < name.length(); i++) {
        int elt = (int) name.charAt(i);
        int t = Character.getType(elt);
        if (0 == (t & Character.LOWERCASE_LETTER) && 0 == (t & Character.DECIMAL_DIGIT_NUMBER) && elt != '-'
                && elt != '_') {
            return false;
        }
        if (!Character.isLetterOrDigit(elt) && elt != '-' && elt != '_') {
            return false;
        }
    }
    return true;
}

Example usage for java.lang Character DECIMAL_DIGIT_NUMBER

Introduction

Prototype

Document

Usage