Enum ProtocolVersion

java.lang.Object
java.lang.Enum<ProtocolVersion>
org.postgresql.core.ProtocolVersion
All Implemented Interfaces:
Serializable, Comparable<ProtocolVersion>, java.lang.constant.Constable

public enum ProtocolVersion extends Enum<ProtocolVersion>
Enum representing the supported PostgreSQL protocol versions.
  • Enum Constant Details

  • Method Details

    • values

      public static ProtocolVersion[] values()
      Returns an array containing the constants of this enum type, in the order they are declared.
      Returns:
      an array containing the constants of this enum type, in the order they are declared
    • valueOf

      public static ProtocolVersion valueOf(String name)
      Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)
      Parameters:
      name - the name of the enum constant to be returned.
      Returns:
      the enum constant with the specified name
      Throws:
      IllegalArgumentException - if this enum type has no constant with the specified name
      NullPointerException - if the argument is null
    • fromMajorMinor

      public static ProtocolVersion fromMajorMinor(int major, int minor) throws SQLException
      Parameters:
      major - (int): The major version number of the protocol.
      minor - (int): The minor version number of the protocol.
      Returns:
      A `ProtocolVersion` enum value representing the specified protocol version.
      Throws:
      SQLException - if the requested protocol version is not supported. Performs a simple validation check to ensure that only supported protocol versions are used. Currently, the PostgreSQL JDBC driver only supports protocol versions 3.0 and 3.2.
    • getMajor

      public int getMajor()
      Gets the major version number.
      Returns:
      the major version number
    • getMinor

      public int getMinor()
      Gets the minor version number.
      Returns:
      the minor version number
    • toString

      public String toString()
      Overrides:
      toString in class Enum<ProtocolVersion>