Record Class MemberAttributes

java.lang.Object
java.lang.Record
com.loomcache.server.discovery.MemberAttributes
Record Components:
attributes - immutable attribute map keyed by stable names such as rack, zone, node, region, and partition-group
public record MemberAttributes(Map<String,String> attributes) extends Record
Optional topology/member attributes attached to a discovered peer.

  • Field Details

  • Constructor Details

    • MemberAttributes

      public MemberAttributes(Map<String,String> attributes)
      Creates an instance of a MemberAttributes record class.
      Parameters:
      attributes - the value for the attributes record component

  • Method Details

    • empty

      public static MemberAttributes empty()

    • from

      public static MemberAttributes from(Map<String,String> attributes)

    • topology

      public static MemberAttributes topology(@Nullable String rack, @Nullable String zone, @Nullable String node, @Nullable String region)

    • topology

      public static MemberAttributes topology(@Nullable String rack, @Nullable String zone, @Nullable String node, @Nullable String region, @Nullable String partitionGroup)

    • isEmpty

      public boolean isEmpty()

    • rack

      public @Nullable String rack()

    • zone

      public @Nullable String zone()

    • node

      public @Nullable String node()

    • region

      public @Nullable String region()

    • partitionGroup

      public @Nullable String partitionGroup()

    • merge

      public MemberAttributes merge(MemberAttributes fallback)

    • toString

      public final String toString()
      Returns a string representation of this record class. The representation contains the name of the class, followed by the name and value of each of the record components.
      Specified by:
      toString in class Record
      Returns:
      a string representation of this object

    • hashCode

      public final int hashCode()
      Returns a hash code value for this object. The value is derived from the hash code of each of the record components.
      Specified by:
      hashCode in class Record
      Returns:
      a hash code value for this object

    • equals

      public final boolean equals(Object o)
      Indicates whether some other object is "equal to" this one. The objects are equal if the other object is of the same class and if all the record components are equal. All components in this record class are compared with Objects::equals(Object,Object).
      Specified by:
      equals in class Record
      Parameters:
      o - the object with which to compare
      Returns:
      true if this object is the same as the o argument; false otherwise.

    • attributes

      public Map<String,String> attributes()
      Returns the value of the attributes record component.
      Returns:
      the value of the attributes record component