Record Class Checkpoint

java.lang.Object
java.lang.Record
org.j7m.middleware.examples.workload.Checkpoint
Record Components:
checkpointId - checkpoint identifier
taskId - task identifier
createdAt - creation time
payload - safe checkpoint payload
public record Checkpoint(String checkpointId, String taskId, Instant createdAt, String payload) extends Record
Immutable checkpoint metadata for a demonstration task.

The checkpoint is held only in memory by the example service.

  • Constructor Details

    • Checkpoint

      public Checkpoint(String checkpointId, String taskId, Instant createdAt, String payload)
      Creates a checkpoint.
      Parameters:
      checkpointId - checkpoint identifier
      taskId - task identifier
      createdAt - creation time
      payload - safe payload

  • Method Details

    • 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.

    • checkpointId

      public String checkpointId()
      Returns the value of the checkpointId record component.
      Returns:
      the value of the checkpointId record component

    • taskId

      public String taskId()
      Returns the value of the taskId record component.
      Returns:
      the value of the taskId record component

    • createdAt

      public Instant createdAt()
      Returns the value of the createdAt record component.
      Returns:
      the value of the createdAt record component

    • payload

      public String payload()
      Returns the value of the payload record component.
      Returns:
      the value of the payload record component