Class InetAddressUtils

java.lang.Object
org.apache.hc.core5.net.InetAddressUtils
public class InetAddressUtils extends Object
A collection of utilities relating to InetAddresses.
Since:
4.0

  • Field Details

    • IPV4

      public static final byte IPV4
      Represents the ipv4
      Since:
      5.1
      See Also:

    • IPV6

      public static final byte IPV6
      Represents the ipv6.
      Since:
      5.1
      See Also:

    • IPV4_BASIC_PATTERN_STRING

      private static final String IPV4_BASIC_PATTERN_STRING
      See Also:

    • IPV4_PATTERN

      private static final Pattern IPV4_PATTERN

    • IPV4_MAPPED_OCTET

      private static final String IPV4_MAPPED_OCTET
      See Also:

    • IPV4_MAPPED_IPV6_PATTERN

      private static final Pattern IPV4_MAPPED_IPV6_PATTERN

    • IPV6_STD_PATTERN

      private static final Pattern IPV6_STD_PATTERN

    • IPV6_HEX_COMPRESSED_PATTERN

      private static final Pattern IPV6_HEX_COMPRESSED_PATTERN

    • SCOPE_ID_PATTERN

      private static final Pattern SCOPE_ID_PATTERN
      Regular expression pattern to match the scope ID in an IPv6 scoped address. The scope ID should be a non-empty string consisting of only alphanumeric characters or "-".

    • SCOPE_ID_DELIMITER

      private static final char SCOPE_ID_DELIMITER
      Delimiter used to separate an IPv6 address from its scope ID.
      See Also:

    • COLON_CHAR

      private static final char COLON_CHAR
      See Also:

    • MAX_COLON_COUNT

      private static final int MAX_COLON_COUNT
      See Also:

  • Constructor Details

    • InetAddressUtils

      private InetAddressUtils()

  • Method Details

    • isIPv4Address

      @Deprecated public static boolean isIPv4Address(String input)
      Deprecated.
      Use isIPv4(CharSequence)
      Tests whether the parameter is a valid IPv4 address
      Parameters:
      input - the address character sequence to check for validity
      Returns:
      true if the input parameter is a valid IPv4 address

    • isIPv4

      public static boolean isIPv4(CharSequence input)
      Tests whether the parameter is a valid IPv4 address.
      Parameters:
      input - the address character sequence to check for validity
      Returns:
      true if the input parameter is a valid IPv4 address
      Since:
      5.3

    • isIPv4MappedIPv64Address

      @Deprecated public static boolean isIPv4MappedIPv64Address(String input)
      Deprecated.
      Use isIPv4MappedIPv6(CharSequence)
      Tests if an IPv6 address is an IPv4-mapped IPv6 address.
      Parameters:
      input - the IPv6 address to be checked
      Returns:
      true if the IPv6 address is an IPv4-mapped IPv6 address, false otherwise.

    • isIPv4MappedIPv6

      public static boolean isIPv4MappedIPv6(CharSequence input)
      Tests if an IPv6 address is an IPv4-mapped IPv6 address.
      Parameters:
      input - the IPv6 address to be checked
      Returns:
      true if the IPv6 address is an IPv4-mapped IPv6 address, false otherwise.
      Since:
      5.3

    • hasValidIPv6ColonCount

      static boolean hasValidIPv6ColonCount(CharSequence input)

    • isIPv6StdAddress

      @Deprecated public static boolean isIPv6StdAddress(String input)
      Deprecated.
      Use isIPv6Std(CharSequence)
      Tests whether the parameter is a valid standard (non-compressed) IPv6 address
      Parameters:
      input - the address character sequence to check for validity
      Returns:
      true if the input parameter is a valid standard (non-compressed) IPv6 address

    • isIPv6Std

      public static boolean isIPv6Std(CharSequence input)
      Tests whether the parameter is a valid standard (non-compressed) IPv6 address
      Parameters:
      input - the address character sequence to check for validity
      Returns:
      true if the input parameter is a valid standard (non-compressed) IPv6 address
      Since:
      5.3

    • isIPv6HexCompressedAddress

      @Deprecated public static boolean isIPv6HexCompressedAddress(String input)
      Deprecated.
      Use isIPv6HexCompressed(CharSequence)
      Tests whether the parameter is a valid compressed IPv6 address
      Parameters:
      input - the address character sequence to check for validity
      Returns:
      true if the input parameter is a valid compressed IPv6 address

    • isIPv6HexCompressed

      public static boolean isIPv6HexCompressed(CharSequence input)
      Tests whether the parameter is a valid compressed IPv6 address
      Parameters:
      input - the address character sequence to check for validity
      Returns:
      true if the input parameter is a valid compressed IPv6 address
      Since:
      5.3

    • isIPv6Address

      @Deprecated public static boolean isIPv6Address(String input)
      Deprecated.
      Use isIPv6(CharSequence)
      Tests whether the parameter is a valid IPv6 address (including compressed).
      Parameters:
      input - the address character sequence to check for validity
      Returns:
      true if the input parameter is a valid standard or compressed IPv6 address

    • isIPv6

      public static boolean isIPv6(CharSequence input)
      Tests whether the parameter is a valid IPv6 address (including compressed).
      Parameters:
      input - the address character sequence to check for validity
      Returns:
      true if the input parameter is a valid standard or compressed IPv6 address
      Since:
      5.3

    • isIPv6URLBracketedAddress

      @Deprecated public static boolean isIPv6URLBracketedAddress(String input)
      Deprecated.
      Use isIPv6URLBracketed(CharSequence)
      Tests whether the parameter is a valid URL formatted bracketed IPv6 address (including compressed). This matches only bracketed values e.g. [::1].
      Parameters:
      input - the address character sequence to check for validity
      Returns:
      true if the input parameter is a valid URL-formatted bracketed IPv6 address

    • isIPv6URLBracketed

      public static boolean isIPv6URLBracketed(CharSequence input)
      Tests whether the parameter is a valid URL formatted bracketed IPv6 address (including compressed). This matches only bracketed values e.g. [::1].
      Parameters:
      input - the address character sequence to check for validity
      Returns:
      true if the input parameter is a valid URL-formatted bracketed IPv6 address
      Since:
      5.3

    • formatAddress

      public static void formatAddress(StringBuilder buffer, SocketAddress socketAddress)
      Formats SocketAddress as text.
      Parameters:
      buffer - The target buffer to append.
      socketAddress - The SocketAddress to append to buffer.
      Since:
      5.0

    • getCanonicalLocalHostName

      public static String getCanonicalLocalHostName()
      Gets the canonical name of the local host, a fully qualified domain name.

      This can be "localhost" or a fully qualified domain name like "host.docker.internal".

      Returns:
      the canonical name of the local host.
      Since:
      5.0