Package org.jf.util

Class Hex

java.lang.Object
org.jf.util.Hex
public final class Hex extends Object
Utilities for formatting numbers as hexadecimal.

  • Constructor Summary

    Constructors
    Modifier
    Constructor
    Description
    private
    Hex()
    This class is uninstantiable.

  • Method Summary

    Modifier and Type
    Method
    Description
    static String
    dump(byte[] arr, int offset, int length, int outOffset, int bpl, int addressLength)
    Formats a hex dump of a portion of a byte[].
    static String
    s1(int v)
    Formats an int as a 1-byte signed hex value.
    static String
    s2(int v)
    Formats an int as a 2-byte signed hex value.
    static String
    s4(int v)
    Formats an int as a 4-byte signed hex value.
    static String
    s8(long v)
    Formats a long as an 8-byte signed hex value.
    static String
    u1(int v)
    Formats an int as a 1-byte unsigned hex value.
    static String
    u2(int v)
    Formats an int as a 2-byte unsigned hex value.
    static String
    u2or4(int v)
    Formats an int as either a 2-byte unsigned hex value (if the value is small enough) or a 4-byte unsigned hex value (if not).
    static String
    u3(int v)
    Formats an int as a 3-byte unsigned hex value.
    static String
    u4(int v)
    Formats an int as a 4-byte unsigned hex value.
    static String
    u8(long v)
    Formats a long as an 8-byte unsigned hex value.
    static String
    uNibble(int v)
    Formats an int as a 4-bit unsigned hex nibble.

    Methods inherited from class java.lang.Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

  • Constructor Details

    • Hex

      private Hex()
      This class is uninstantiable.

  • Method Details

    • u8

      public static String u8(long v)
      Formats a long as an 8-byte unsigned hex value.
      Parameters:
      v - value to format
      Returns:
      non-null; formatted form

    • u4

      public static String u4(int v)
      Formats an int as a 4-byte unsigned hex value.
      Parameters:
      v - value to format
      Returns:
      non-null; formatted form

    • u3

      public static String u3(int v)
      Formats an int as a 3-byte unsigned hex value.
      Parameters:
      v - value to format
      Returns:
      non-null; formatted form

    • u2

      public static String u2(int v)
      Formats an int as a 2-byte unsigned hex value.
      Parameters:
      v - value to format
      Returns:
      non-null; formatted form

    • u2or4

      public static String u2or4(int v)
      Formats an int as either a 2-byte unsigned hex value (if the value is small enough) or a 4-byte unsigned hex value (if not).
      Parameters:
      v - value to format
      Returns:
      non-null; formatted form

    • u1

      public static String u1(int v)
      Formats an int as a 1-byte unsigned hex value.
      Parameters:
      v - value to format
      Returns:
      non-null; formatted form

    • uNibble

      public static String uNibble(int v)
      Formats an int as a 4-bit unsigned hex nibble.
      Parameters:
      v - value to format
      Returns:
      non-null; formatted form

    • s8

      public static String s8(long v)
      Formats a long as an 8-byte signed hex value.
      Parameters:
      v - value to format
      Returns:
      non-null; formatted form

    • s4

      public static String s4(int v)
      Formats an int as a 4-byte signed hex value.
      Parameters:
      v - value to format
      Returns:
      non-null; formatted form

    • s2

      public static String s2(int v)
      Formats an int as a 2-byte signed hex value.
      Parameters:
      v - value to format
      Returns:
      non-null; formatted form

    • s1

      public static String s1(int v)
      Formats an int as a 1-byte signed hex value.
      Parameters:
      v - value to format
      Returns:
      non-null; formatted form

    • dump

      public static String dump(byte[] arr, int offset, int length, int outOffset, int bpl, int addressLength)
      Formats a hex dump of a portion of a byte[]. The result is always newline-terminated, unless the passed-in length was zero, in which case the result is always the empty string ("").
      Parameters:
      arr - non-null; array to format
      offset - >= 0; offset to the part to dump
      length - >= 0; number of bytes to dump
      outOffset - >= 0; first output offset to print
      bpl - >= 0; number of bytes of output per line
      addressLength - {2,4,6,8}; number of characters for each address header
      Returns:
      non-null; a string of the dump