com.fasterxml.jackson.core.io

Class NumberOutput



  • public final class NumberOutput
    extends Object
    • Constructor Detail

      • NumberOutput

        public NumberOutput()
    • Method Detail

      • outputInt

        public static int outputInt(int v,
                                    char[] b,
                                    int off)
        Method for appending value of given int value into specified char[].

        NOTE: caller must guarantee that the output buffer has enough room for String representation of the value.

        Parameters:
        v - Value to append to buffer
        b - Buffer to append value to: caller must guarantee there is enough room
        off - Offset within output buffer (b) to append number at
        Returns:
        Offset within buffer after outputting int
      • outputInt

        public static int outputInt(int v,
                                    byte[] b,
                                    int off)
      • outputLong

        public static int outputLong(long v,
                                     char[] b,
                                     int off)
        Method for appending value of given long value into specified char[].

        NOTE: caller must guarantee that the output buffer has enough room for String representation of the value.

        Parameters:
        v - Value to append to buffer
        b - Buffer to append value to: caller must guarantee there is enough room
        off - Offset within output buffer (b) to append number at
        Returns:
        Offset within buffer after outputting long
      • outputLong

        public static int outputLong(long v,
                                     byte[] b,
                                     int off)
      • toString

        public static String toString(int v)
      • toString

        public static String toString(long v)
      • toString

        public static String toString(double v)
        Parameters:
        v - double
        Returns:
        double as a string
      • toString

        public static String toString(double v,
                                      boolean useFastWriter)
        Parameters:
        v - double
        useFastWriter - whether to use Schubfach algorithm to write output (default false)
        Returns:
        double as a string
        Since:
        2.14
      • toString

        public static String toString(float v)
        Parameters:
        v - float
        Returns:
        float as a string
        Since:
        2.6
      • toString

        public static String toString(float v,
                                      boolean useFastWriter)
        Parameters:
        v - float
        useFastWriter - whether to use Schubfach algorithm to write output (default false)
        Returns:
        float as a string
        Since:
        2.14
      • notFinite

        public static boolean notFinite(double value)
        Helper method to verify whether given double value is finite (regular rational number} or not (NaN or Infinity).
        Parameters:
        value - double value to check
        Returns:
        True if number is NOT finite (is Infinity or NaN); false otherwise Since 2.10
      • notFinite

        public static boolean notFinite(float value)
        Helper method to verify whether given float value is finite (regular rational number} or not (NaN or Infinity).
        Parameters:
        value - float value to check
        Returns:
        True if number is NOT finite (is Infinity or NaN); false otherwise Since 2.10

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