Package com.usatiuk.objects.stores

Interface ObjectPersistentStore

All Known Implementing Classes:
LmdbObjectPersistentStore, MemoryObjectPersistentStore
public interface ObjectPersistentStore
Interface for a persistent store of objects. Does not have to be thread-safe! (yet), it is expected that all commits are done by the same thread.

  • Method Details

    • getSnapshot

      Snapshot<JObjectKey,ByteBuffer> getSnapshot()
      Get a snapshot of the persistent store.
      Returns:
      a snapshot of the persistent store

    • commitTx

      void commitTx(TxManifestRaw names, long txId)
      Commit a transaction to the persistent store.
      Parameters:
      names - the transaction manifest
      txId - the transaction ID

    • getTotalSpace

      long getTotalSpace()
      Get the size of the persistent store.
      Returns:
      the size of the persistent store

    • getFreeSpace

      long getFreeSpace()
      Get the free space of the persistent store.
      Returns:
      the free space of the persistent store