Package org.apache.directory.api.util

Class Chars

    • Method Summary

      All Methods Static Methods Concrete Methods 
      Modifier and Type Method Description
      static boolean isAlpha​(byte c)
      Test if the current byte is an Alpha character : <alpha> ::= [0x41-0x5A] | [0x61-0x7A]
      static boolean isAlpha​(char c)
      Test if the current character is an Alpha character : <alpha> ::= [0x41-0x5A] | [0x61-0x7A]
      static boolean isAlphaASCII​(byte[] bytes, int index)
      Test if the current character is an Alpha character : <alpha> ::= [0x41-0x5A] | [0x61-0x7A]
      static boolean isAlphaASCII​(char[] chars, int index)
      Test if the current character is an Alpha character : <alpha> ::= [0x41-0x5A] | [0x61-0x7A]
      static boolean isAlphaASCII​(String string, int index)
      Test if the current character is an Alpha character : <alpha> ::= [0x41-0x5A] | [0x61-0x7A]
      static boolean isAlphaDigit​(String string, int index)
      Check if the current character is an 7 bits ASCII CHAR (between 0 and 127).
      static boolean isAlphaDigitMinus​(byte[] bytes, int index)
      Check if the current character is an 7 bits ASCII CHAR (between 0 and 127).
      static boolean isAlphaDigitMinus​(char c)
      Check if the current character is an 7 bits ASCII CHAR (between 0 and 127).
      static boolean isAlphaDigitMinus​(char[] chars, int index)
      Check if the current character is an 7 bits ASCII CHAR (between 0 and 127).
      static boolean isAlphaDigitMinus​(String string, int index)
      Check if the current character is an 7 bits ASCII CHAR (between 0 and 127).
      static boolean isAlphaLowercaseASCII​(String string, int index)
      Test if the current character is a lowercased Alpha character :
      <alpha> ::= [0x61-0x7A]
      static boolean isAlphaUppercaseASCII​(String string, int index)
      Test if the current character is a uppercased Alpha character :
      <alpha> ::= [0x61-0x7A]
      static boolean isBit​(String string, int index)
      Test if the current character is a bit, ie 0 or 1.
      static boolean isCharASCII​(char[] chars, int index, char car)
      Test if the current character is equal to a specific character.
      static boolean isCharASCII​(String string, int index, char car)
      Test if the current character is equal to a specific character.
      static boolean isDigit​(byte car)
      Test if the current byte is a digit <digit> ::= '0' | '1' | '2' | '3' | '4' | '5' | '6' | '7' | '8' | '9'
      static boolean isDigit​(byte[] bytes)
      Test if the current character is a digit <digit> ::= '0' | '1' | '2' | '3' | '4' | '5' | '6' | '7' | '8' | '9'
      static boolean isDigit​(byte[] bytes, int index)
      Test if the current character is a digit <digit> ::= '0' | '1' | '2' | '3' | '4' | '5' | '6' | '7' | '8' | '9'
      static boolean isDigit​(char car)
      Test if the current character is a digit <digit> ::= '0' | '1' | '2' | '3' | '4' | '5' | '6' | '7' | '8' | '9'
      static boolean isDigit​(char[] chars)
      Test if the current character is a digit <digit> ::= '0' | '1' | '2' | '3' | '4' | '5' | '6' | '7' | '8' | '9'
      static boolean isDigit​(char[] chars, int index)
      Test if the current character is a digit <digit> ::= '0' | '1' | '2' | '3' | '4' | '5' | '6' | '7' | '8' | '9'
      static boolean isDigit​(String string, int index)
      Test if the current character is a digit <digit> ::= '0' | '1' | '2' | '3' | '4' | '5' | '6' | '7' | '8' | '9'
      static boolean isHex​(byte b)
      Check if the current byte is an Hex Char <hex> ::= [0x30-0x39] | [0x41-0x46] | [0x61-0x66]
      static boolean isHex​(byte[] bytes, int index)
      Check if the current character is an Hex Char <hex> ::= [0x30-0x39] | [0x41-0x46] | [0x61-0x66]
      static boolean isHex​(char c)
      Check if the current char is an Hex Char <hex> ::= [0x30-0x39] | [0x41-0x46] | [0x61-0x66]
      static boolean isHex​(char[] chars, int index)
      Check if the current character is an Hex Char <hex> ::= [0x30-0x39] | [0x41-0x46] | [0x61-0x66]
      static boolean isHex​(String string, int index)
      Check if the current character is an Hex Char <hex> ::= [0x30-0x39] | [0x41-0x46] | [0x61-0x66]
      static boolean isICharASCII​(byte[] bytes, int index, char car)
      Test if the current character is equal to a specific character.
      static boolean isICharASCII​(String string, int index, char car)
      Test if the current character is equal to a specific character.
      static boolean isUnderscore​(byte[] bytes, int index)
      Check if the current character is the ASCII character underscore 0x5F.

    • Method Detail

      • isCharASCII

        public static boolean isCharASCII​(char[] chars,
                                  int index,
                                  char car)
        Test if the current character is equal to a specific character.
        Parameters:
        chars - The buffer which contains the data
        index - Current position in the buffer
        car - The character we want to compare with the current buffer position
        Returns:
        true if the current character equals the given character.

      • isCharASCII

        public static boolean isCharASCII​(String string,
                                  int index,
                                  char car)
        Test if the current character is equal to a specific character.
        Parameters:
        string - The String which contains the data
        index - Current position in the string
        car - The character we want to compare with the current string position
        Returns:
        true if the current character equals the given character.

      • isICharASCII

        public static boolean isICharASCII​(String string,
                                   int index,
                                   char car)
        Test if the current character is equal to a specific character.
        Parameters:
        string - The String which contains the data
        index - Current position in the string
        car - The character we want to compare with the current string position
        Returns:
        true if the current character equals the given character.

      • isICharASCII

        public static boolean isICharASCII​(byte[] bytes,
                                   int index,
                                   char car)
        Test if the current character is equal to a specific character.
        Parameters:
        bytes - The String which contains the data
        index - Current position in the string
        car - The character we want to compare with the current string position
        Returns:
        true if the current character equals the given character.

      • isAlpha

        public static boolean isAlpha​(byte c)
        Test if the current byte is an Alpha character : <alpha> ::= [0x41-0x5A] | [0x61-0x7A]
        Parameters:
        c - The byte to test
        Returns:
        true if the byte is an Alpha character

      • isAlpha

        public static boolean isAlpha​(char c)
        Test if the current character is an Alpha character : <alpha> ::= [0x41-0x5A] | [0x61-0x7A]
        Parameters:
        c - The char to test
        Returns:
        true if the character is an Alpha character

      • isAlphaASCII

        public static boolean isAlphaASCII​(byte[] bytes,
                                   int index)
        Test if the current character is an Alpha character : <alpha> ::= [0x41-0x5A] | [0x61-0x7A]
        Parameters:
        bytes - The buffer which contains the data
        index - Current position in the buffer
        Returns:
        true if the current character is an Alpha character

      • isAlphaASCII

        public static boolean isAlphaASCII​(char[] chars,
                                   int index)
        Test if the current character is an Alpha character : <alpha> ::= [0x41-0x5A] | [0x61-0x7A]
        Parameters:
        chars - The buffer which contains the data
        index - Current position in the buffer
        Returns:
        true if the current character is an Alpha character

      • isAlphaASCII

        public static boolean isAlphaASCII​(String string,
                                   int index)
        Test if the current character is an Alpha character : <alpha> ::= [0x41-0x5A] | [0x61-0x7A]
        Parameters:
        string - The string which contains the data
        index - Current position in the string
        Returns:
        true if the current character is an Alpha character

      • isAlphaLowercaseASCII

        public static boolean isAlphaLowercaseASCII​(String string,
                                            int index)
        Test if the current character is a lowercased Alpha character :
        <alpha> ::= [0x61-0x7A]
        Parameters:
        string - The string which contains the data
        index - Current position in the string
        Returns:
        true if the current character is a lower Alpha character

      • isAlphaUppercaseASCII

        public static boolean isAlphaUppercaseASCII​(String string,
                                            int index)
        Test if the current character is a uppercased Alpha character :
        <alpha> ::= [0x61-0x7A]
        Parameters:
        string - The string which contains the data
        index - Current position in the string
        Returns:
        true if the current character is a lower Alpha character

      • isAlphaDigit

        public static boolean isAlphaDigit​(String string,
                                   int index)
        Check if the current character is an 7 bits ASCII CHAR (between 0 and 127). <char> ::= <alpha> | <digit>
        Parameters:
        string - The string which contains the data
        index - Current position in the string
        Returns:
        The position of the next character, if the current one is a CHAR.

      • isAlphaDigitMinus

        public static boolean isAlphaDigitMinus​(byte[] bytes,
                                        int index)
        Check if the current character is an 7 bits ASCII CHAR (between 0 and 127). <char> ::= <alpha> | <digit> | '-'
        Parameters:
        bytes - The buffer which contains the data
        index - Current position in the buffer
        Returns:
        The position of the next character, if the current one is a CHAR.

      • isAlphaDigitMinus

        public static boolean isAlphaDigitMinus​(char[] chars,
                                        int index)
        Check if the current character is an 7 bits ASCII CHAR (between 0 and 127). <char> ::= <alpha> | <digit> | '-'
        Parameters:
        chars - The buffer which contains the data
        index - Current position in the buffer
        Returns:
        The position of the next character, if the current one is a CHAR.

      • isAlphaDigitMinus

        public static boolean isAlphaDigitMinus​(String string,
                                        int index)
        Check if the current character is an 7 bits ASCII CHAR (between 0 and 127). <char> ::= <alpha> | <digit> | '-'
        Parameters:
        string - The string which contains the data
        index - Current position in the string
        Returns:
        The position of the next character, if the current one is a CHAR.

      • isAlphaDigitMinus

        public static boolean isAlphaDigitMinus​(char c)
        Check if the current character is an 7 bits ASCII CHAR (between 0 and 127). <char> ::= <alpha> | <digit> | '-'
        Parameters:
        c - The char we want to check
        Returns:
        The position of the next character, if the current one is a CHAR.

      • isBit

        public static boolean isBit​(String string,
                            int index)
        Test if the current character is a bit, ie 0 or 1.
        Parameters:
        string - The String which contains the data
        index - Current position in the string
        Returns:
        true if the current character is a bit (0 or 1)

      • isDigit

        public static boolean isDigit​(byte[] bytes)
        Test if the current character is a digit <digit> ::= '0' | '1' | '2' | '3' | '4' | '5' | '6' | '7' | '8' | '9'
        Parameters:
        bytes - The buffer which contains the data
        Returns:
        true if the current character is a Digit

      • isDigit

        public static boolean isDigit​(char car)
        Test if the current character is a digit <digit> ::= '0' | '1' | '2' | '3' | '4' | '5' | '6' | '7' | '8' | '9'
        Parameters:
        car - the character to test
        Returns:
        true if the character is a Digit

      • isDigit

        public static boolean isDigit​(byte car)
        Test if the current byte is a digit <digit> ::= '0' | '1' | '2' | '3' | '4' | '5' | '6' | '7' | '8' | '9'
        Parameters:
        car - the byte to test
        Returns:
        true if the character is a Digit

      • isDigit

        public static boolean isDigit​(byte[] bytes,
                              int index)
        Test if the current character is a digit <digit> ::= '0' | '1' | '2' | '3' | '4' | '5' | '6' | '7' | '8' | '9'
        Parameters:
        bytes - The buffer which contains the data
        index - Current position in the buffer
        Returns:
        true if the current character is a Digit

      • isDigit

        public static boolean isDigit​(char[] chars,
                              int index)
        Test if the current character is a digit <digit> ::= '0' | '1' | '2' | '3' | '4' | '5' | '6' | '7' | '8' | '9'
        Parameters:
        chars - The buffer which contains the data
        index - Current position in the buffer
        Returns:
        true if the current character is a Digit

      • isDigit

        public static boolean isDigit​(String string,
                              int index)
        Test if the current character is a digit <digit> ::= '0' | '1' | '2' | '3' | '4' | '5' | '6' | '7' | '8' | '9'
        Parameters:
        string - The string which contains the data
        index - Current position in the string
        Returns:
        true if the current character is a Digit

      • isDigit

        public static boolean isDigit​(char[] chars)
        Test if the current character is a digit <digit> ::= '0' | '1' | '2' | '3' | '4' | '5' | '6' | '7' | '8' | '9'
        Parameters:
        chars - The buffer which contains the data
        Returns:
        true if the current character is a Digit

      • isHex

        public static boolean isHex​(char c)
        Check if the current char is an Hex Char <hex> ::= [0x30-0x39] | [0x41-0x46] | [0x61-0x66]
        Parameters:
        c - The char we want to check
        Returns:
        true if the current char is a Hex char

      • isHex

        public static boolean isHex​(byte b)
        Check if the current byte is an Hex Char <hex> ::= [0x30-0x39] | [0x41-0x46] | [0x61-0x66]
        Parameters:
        b - The byte we want to check
        Returns:
        true if the current byte is a Hex byte

      • isHex

        public static boolean isHex​(byte[] bytes,
                            int index)
        Check if the current character is an Hex Char <hex> ::= [0x30-0x39] | [0x41-0x46] | [0x61-0x66]
        Parameters:
        bytes - The buffer which contains the data
        index - Current position in the buffer
        Returns:
        true if the current character is a Hex Char

      • isHex

        public static boolean isHex​(char[] chars,
                            int index)
        Check if the current character is an Hex Char <hex> ::= [0x30-0x39] | [0x41-0x46] | [0x61-0x66]
        Parameters:
        chars - The buffer which contains the data
        index - Current position in the buffer
        Returns:
        true if the current character is a Hex Char

      • isHex

        public static boolean isHex​(String string,
                            int index)
        Check if the current character is an Hex Char <hex> ::= [0x30-0x39] | [0x41-0x46] | [0x61-0x66]
        Parameters:
        string - The string which contains the data
        index - Current position in the string
        Returns:
        true if the current character is a Hex Char

      • isUnderscore

        public static boolean isUnderscore​(byte[] bytes,
                                   int index)
        Check if the current character is the ASCII character underscore 0x5F.
        Parameters:
        bytes - The buffer which contains the data
        index - Current position in the buffer
        Returns:
        true if the current character is a the underscore