Example usage for java.lang Character isTitleCase

Introduction

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

Prototype

public static boolean isTitleCase(int codePoint) 

Source Link

Document

Determines if the specified character (Unicode code point) is a titlecase character.

Usage

From source file:Main.java

public static void main(String[] args) {
    String str1 = "A titlecase character:" + Character.isTitleCase(0x01c8);
    String str2 = "A titlecase character:" + Character.isTitleCase(0x1f09);

    System.out.println(str1);//from w  w  w.  ja v a 2  s.c  om
    System.out.println(str2);
}

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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;
        }//w w w.j  a  v  a 2s.  c om

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

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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;
        }//from w  w  w.j  av a 2s  . co m

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

---

From source file:Main.java

/**
 * <p>/*  ww w  . j  a  va2 s  .c o m*/
 * Swaps the case of String.
 * </p>
 * <p/>
 * <p>
 * Properly looks after making sure the start of words are Titlecase and not Uppercase.
 * </p>
 * <p/>
 * <p>
 * <code>null</code> is returned as <code>null</code>.
 * </p>
 *
 * @param str the String to swap the case of
 * @return the modified String
 */
public static String swapCase(String str) {
    if (str == null) {
        return null;
    }
    int sz = str.length();
    StringBuilder buffer = new StringBuilder(sz);

    boolean whitespace = false;
    char ch;
    char tmp;

    for (int i = 0; i < sz; i++) {
        ch = str.charAt(i);
        if (Character.isUpperCase(ch)) {
            tmp = Character.toLowerCase(ch);
        } else if (Character.isTitleCase(ch)) {
            tmp = Character.toLowerCase(ch);
        } else if (Character.isLowerCase(ch)) {
            if (whitespace) {
                tmp = Character.toTitleCase(ch);
            } else {
                tmp = Character.toUpperCase(ch);
            }
        } else {
            tmp = ch;
        }
        buffer.append(tmp);
        whitespace = Character.isWhitespace(ch);
    }
    return buffer.toString();
}

---

From source file:Main.java

/**
 * <p>Swaps the case of a String changing upper and title case to
 * lower case, and lower case to upper case.</p>
 *
 * <ul>//from  w w  w.ja v a 2 s.c  om
 *  <li>Upper case character converts to Lower case</li>
 *  <li>Title case character converts to Lower case</li>
 *  <li>Lower case character converts to Upper case</li>
 * </ul>
 *
 * <p>For a word based algorithm, see {@link WordUtils#swapCase(String)}.
 * A <code>null</code> input String returns <code>null</code>.</p>
 *
 * <pre>
 * StringUtils.swapCase(null)                 = null
 * StringUtils.swapCase("")                   = ""
 * StringUtils.swapCase("The dog has a BONE") = "tHE DOG HAS A bone"
 * </pre>
 *
 * <p>NOTE: This method changed in Lang version 2.0.
 * It no longer performs a word based algorithm.
 * If you only use ASCII, you will notice no change.
 * That functionality is available in WordUtils.</p>
 *
 * @param str  the String to swap case, may be null
 * @return the changed String, <code>null</code> if null String input
 */
public static String swapCase(String str) {
    int strLen;
    if (str == null || (strLen = str.length()) == 0) {
        return str;
    }
    StringBuffer buffer = new StringBuffer(strLen);

    char ch = 0;
    for (int i = 0; i < strLen; i++) {
        ch = str.charAt(i);
        if (Character.isUpperCase(ch)) {
            ch = Character.toLowerCase(ch);
        } else if (Character.isTitleCase(ch)) {
            ch = Character.toLowerCase(ch);
        } else if (Character.isLowerCase(ch)) {
            ch = Character.toUpperCase(ch);
        }
        buffer.append(ch);
    }
    return buffer.toString();
}

---

From source file:jetx.ext.common.StringMethods.java

/**
 * <p>Swaps the case of a String changing upper and title case to
 * lower case, and lower case to upper case.</p>
 *
 * <ul>//from  ww w. j ava  2  s  .  c  o  m
 *  <li>Upper case character converts to Lower case</li>
 *  <li>Title case character converts to Lower case</li>
 *  <li>Lower case character converts to Upper case</li>
 * </ul>
 *
 * <p>For a word based algorithm, see {@link org.apache.commons.lang3.text.WordUtils#swapCase(String)}.
 * A {@code null} input String returns {@code null}.</p>
 *
 * <pre>
 * StringMethods.swapCase(null)                 = null
 * StringMethods.swapCase("")                   = ""
 * StringMethods.swapCase("The dog has a BONE") = "tHE DOG HAS A bone"
 * </pre>
 *
 * <p>NOTE: This method changed in Lang version 2.0.
 * It no longer performs a word based algorithm.
 * If you only use ASCII, you will notice no change.
 * That functionality is available in org.apache.commons.lang3.text.WordUtils.</p>
 *
 * @param str  the String to swap case, may be null
 * @return the changed String, {@code null} if null String input
 */
public static String swapCase(String str) {
    if (isEmpty(str)) {
        return str;
    }

    char[] buffer = str.toCharArray();

    for (int i = 0; i < buffer.length; i++) {
        char ch = buffer[i];
        if (Character.isUpperCase(ch)) {
            buffer[i] = Character.toLowerCase(ch);
        } else if (Character.isTitleCase(ch)) {
            buffer[i] = Character.toLowerCase(ch);
        } else if (Character.isLowerCase(ch)) {
            buffer[i] = Character.toUpperCase(ch);
        }
    }
    return new String(buffer);
}

---

From source file:de.homelab.madgaksha.lotsofbs.util.LocaleRootWordUtils.java

/**
 * <p>// ww w.  j  a  va 2 s.c o  m
 * Swaps the case of a String using a word based algorithm.
 * </p>
 * 
 * <ul>
 * <li>Upper case character converts to Lower case</li>
 * <li>Title case character converts to Lower case</li>
 * <li>Lower case character after Whitespace or at start converts to Title
 * case</li>
 * <li>Other Lower case character converts to Upper case</li>
 * </ul>
 * 
 * <p>
 * Whitespace is defined by {@link Character#isWhitespace(char)}. A
 * <code>null</code> input String returns <code>null</code>.
 * </p>
 * 
 * <pre>
 * StringUtils.swapCase(null)                 = null
 * StringUtils.swapCase("")                   = ""
 * StringUtils.swapCase("The dog has a BONE") = "tHE DOG HAS A bone"
 * </pre>
 * 
 * @param str
 *            the String to swap case, may be null
 * @return the changed String, <code>null</code> if null String input
 */
public static String swapCase(final String str) {
    if (StringUtils.isEmpty(str)) {
        return str;
    }
    final char[] buffer = str.toCharArray();

    boolean whitespace = true;

    for (int i = 0; i < buffer.length; i++) {
        final char ch = buffer[i];
        if (Character.isUpperCase(ch)) {
            buffer[i] = Character.toLowerCase(ch);
            whitespace = false;
        } else if (Character.isTitleCase(ch)) {
            buffer[i] = Character.toLowerCase(ch);
            whitespace = false;
        } else if (Character.isLowerCase(ch)) {
            if (whitespace) {
                buffer[i] = Character.toTitleCase(ch);
                whitespace = false;
            } else {
                buffer[i] = Character.toUpperCase(ch);
            }
        } else {
            whitespace = Character.isWhitespace(ch);
        }
    }
    return new String(buffer);
}

---

From source file:org.apache.commons.lang3.StringUtils.java

/**
 * <p>Swaps the case of a String changing upper and title case to
 * lower case, and lower case to upper case.</p>
 *
 * <ul>//from  www  .  j  a v  a  2s. c  om
 *  <li>Upper case character converts to Lower case</li>
 *  <li>Title case character converts to Lower case</li>
 *  <li>Lower case character converts to Upper case</li>
 * </ul>
 *
 * <p>For a word based algorithm, see {@link org.apache.commons.lang3.text.WordUtils#swapCase(String)}.
 * A {@code null} input String returns {@code null}.</p>
 *
 * <pre>
 * StringUtils.swapCase(null)                 = null
 * StringUtils.swapCase("")                   = ""
 * StringUtils.swapCase("The dog has a BONE") = "tHE DOG HAS A bone"
 * </pre>
 *
 * <p>NOTE: This method changed in Lang version 2.0.
 * It no longer performs a word based algorithm.
 * If you only use ASCII, you will notice no change.
 * That functionality is available in org.apache.commons.lang3.text.WordUtils.</p>
 *
 * @param str  the String to swap case, may be null
 * @return the changed String, {@code null} if null String input
 */
public static String swapCase(String str) {
    if (StringUtils.isEmpty(str)) {
        return str;
    }

    char[] buffer = str.toCharArray();

    for (int i = 0; i < buffer.length; i++) {
        char ch = buffer[i];
        if (Character.isUpperCase(ch)) {
            buffer[i] = Character.toLowerCase(ch);
        } else if (Character.isTitleCase(ch)) {
            buffer[i] = Character.toLowerCase(ch);
        } else if (Character.isLowerCase(ch)) {
            buffer[i] = Character.toUpperCase(ch);
        }
    }
    return new String(buffer);
}

---

From source file:com.rdm.common.util.StringUtils.java

/**
 * <p>Capitalizes a String changing the first letter to title case as
 * per {@link Character#toTitleCase(char)}. No other letters are changed.</p>
 *
 * <p>For a word based algorithm, see {@link com.rdm.common.util.text.WordUtils#capitalize(String)}.
 * A {@code null} input String returns {@code null}.</p>
 *
 * <pre>/*from ww w .ja v  a2 s.  c o  m*/
 * StringUtils.capitalize(null)  = null
 * StringUtils.capitalize("")    = ""
 * StringUtils.capitalize("cat") = "Cat"
 * StringUtils.capitalize("cAt") = "CAt"
 * </pre>
 *
 * @param str the String to capitalize, may be null
 * @return the capitalized String, {@code null} if null String input
 * @see com.rdm.common.util.text.WordUtils#capitalize(String)
 * @see #uncapitalize(String)
 * @since 2.0
 */
public static String capitalize(final String str) {
    int strLen;
    if (str == null || (strLen = str.length()) == 0) {
        return str;
    }

    char firstChar = str.charAt(0);
    if (Character.isTitleCase(firstChar)) {
        // already capitalized
        return str;
    }

    return new StringBuilder(strLen).append(Character.toTitleCase(firstChar)).append(str.substring(1))
            .toString();
}

---

From source file:com.rdm.common.util.StringUtils.java

/**
 * <p>Swaps the case of a String changing upper and title case to
 * lower case, and lower case to upper case.</p>
 *
 * <ul>//from w  w w . j  a v  a 2s . c om
 *  <li>Upper case character converts to Lower case</li>
 *  <li>Title case character converts to Lower case</li>
 *  <li>Lower case character converts to Upper case</li>
 * </ul>
 *
 * <p>For a word based algorithm, see {@link com.rdm.common.util.text.WordUtils#swapCase(String)}.
 * A {@code null} input String returns {@code null}.</p>
 *
 * <pre>
 * StringUtils.swapCase(null)                 = null
 * StringUtils.swapCase("")                   = ""
 * StringUtils.swapCase("The dog has a BONE") = "tHE DOG HAS A bone"
 * </pre>
 *
 * <p>NOTE: This method changed in Lang version 2.0.
 * It no longer performs a word based algorithm.
 * If you only use ASCII, you will notice no change.
 * That functionality is available in org.apache.commons.lang3.text.WordUtils.</p>
 *
 * @param str  the String to swap case, may be null
 * @return the changed String, {@code null} if null String input
 */
public static String swapCase(final String str) {
    if (StringUtils.isEmpty(str)) {
        return str;
    }

    final char[] buffer = str.toCharArray();

    for (int i = 0; i < buffer.length; i++) {
        final char ch = buffer[i];
        if (Character.isUpperCase(ch)) {
            buffer[i] = Character.toLowerCase(ch);
        } else if (Character.isTitleCase(ch)) {
            buffer[i] = Character.toLowerCase(ch);
        } else if (Character.isLowerCase(ch)) {
            buffer[i] = Character.toUpperCase(ch);
        }
    }
    return new String(buffer);
}

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