Enum Class BacklogQuota.RetentionPolicy

java.lang.Object
java.lang.Enum<BacklogQuota.RetentionPolicy>
org.apache.pulsar.common.policies.data.BacklogQuota.RetentionPolicy
All Implemented Interfaces:
Serializable, Comparable<BacklogQuota.RetentionPolicy>, Constable
Enclosing interface:
BacklogQuota

public static enum BacklogQuota.RetentionPolicy extends Enum<BacklogQuota.RetentionPolicy>
Enumeration type determines how to retain backlog against the resource shortages.
  • Enum Constant Details

    • producer_request_hold

      public static final BacklogQuota.RetentionPolicy producer_request_hold
      Policy which holds producer's send request until the resource becomes available (or holding times out).
    • producer_exception

      public static final BacklogQuota.RetentionPolicy producer_exception
      Policy which throws javax.jms.ResourceAllocationException to the producer.
    • consumer_backlog_eviction

      public static final BacklogQuota.RetentionPolicy consumer_backlog_eviction
      Policy which evicts the oldest message from the slowest consumer's backlog.
  • Method Details

    • values

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

      public static BacklogQuota.RetentionPolicy valueOf(String name)
      Returns the enum constant of this class with the specified name. The string must match exactly an identifier used to declare an enum constant in this class. (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 class has no constant with the specified name
      NullPointerException - if the argument is null