Record Class SnapshotStore.SnapshotMetadata

java.lang.Object
java.lang.Record
com.loomcache.server.persistence.SnapshotStore.SnapshotMetadata
Enclosing class:
SnapshotStore
public static record SnapshotStore.SnapshotMetadata(long index, long term, byte[] data, byte[] checksum) extends Record
Snapshot metadata record with SHA-256 checksum for validation.

  • Constructor Summary

    Constructors
    Constructor
    Description
    SnapshotMetadata(long index, long term, byte[] data)
    Create metadata without checksum.
    SnapshotMetadata(long index, long term, byte[] data, byte[] checksum)
    Creates an instance of a SnapshotMetadata record class.

  • Method Summary

    Modifier and Type
    Method
    Description
    byte[]
    checksum()
    Returns the value of the checksum record component.
    byte[]
    data()
    Returns the value of the data record component.
    final boolean
    equals(Object o)
    Indicates whether some other object is "equal to" this one.
    final int
    hashCode()
    Returns a hash code value for this object.
    long
    index()
    Returns the value of the index record component.
    long
    term()
    Returns the value of the term record component.
    final String
    toString()
    Returns a string representation of this record class.

    Methods inherited from class Object

    clone, finalize, getClass, notify, notifyAll, wait, wait, wait

  • Constructor Details

    • SnapshotMetadata

      public SnapshotMetadata(long index, long term, byte[] data)
      Create metadata without checksum.
      Parameters:
      index - the snapshot index
      term - the snapshot term
      data - the snapshot data

    • SnapshotMetadata

      public SnapshotMetadata(long index, long term, byte[] data, byte[] checksum)
      Creates an instance of a SnapshotMetadata record class.
      Parameters:
      index - the value for the index record component
      term - the value for the term record component
      data - the value for the data record component
      checksum - the value for the checksum record component

  • 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. Reference components are compared with Objects::equals(Object,Object); primitive components are compared with the compare method from their corresponding wrapper classes.
      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.

    • index

      public long index()
      Returns the value of the index record component.
      Returns:
      the value of the index record component

    • term

      public long term()
      Returns the value of the term record component.
      Returns:
      the value of the term record component

    • data

      public byte[] data()
      Returns the value of the data record component.
      Returns:
      the value of the data record component

    • checksum

      public byte[] checksum()
      Returns the value of the checksum record component.
      Returns:
      the value of the checksum record component