Interface LLDatabaseType

All Superinterfaces:
AutoCloseable, Closeable
All Known Implementing Classes:
LLDatabaseSQLite
public interface LLDatabaseType extends Closeable
A database.

  • Method Details

    • dataSizeApproximate

      long dataSizeApproximate() throws IOException
      Returns:
      The approximate size of the database in bytes
      Throws:
      IOException - On errors

    • keyCountApproximate

      long keyCountApproximate() throws IOException
      Returns:
      The approximate number of keys in the database
      Throws:
      IOException - On errors

    • isClosed

      boolean isClosed()
      Returns:
      true if the store has been closed

    • readUpdateDelete

      Map<LLKeyName, String> readUpdateDelete(LLDatabaseRUD rud) throws IOException
      Atomically read, update, and delete values in the database.
      Parameters:
      rud - The RUD operation
      Returns:
      The read keys
      Throws:
      IOException - On errors

    • get

      Optional<String> get(LLKeyName key) throws IOException
      Get the value associated with the given key, if any.
      Parameters:
      key - The key
      Returns:
      The value, if any
      Throws:
      IOException - On errors

    • getAll

      Map<LLKeyName, String> getAll() throws IOException
      Returns:
      The entire database
      Throws:
      IOException - On errors