Package com.storedobject.ai

Interface DataRetriever

All Known Implementing Classes:

Knowledge, Test

public interface DataRetriever

Represents an interface for retrieving and managing stored objects of various types. This interface provides default methods to list stored objects, count their instances, and retrieve specific objects from storage.

Author:

Syam

Method Summary

Modifier and Type	Method	Description
default <T extends StoredObject> int	count(Class<T> c)	Counts the number of instances of the specified class that exist in storage.
default <T extends StoredObject> T	get(Class<T> c, String purpose)	Retrieves a stored object of the specified type and purpose.
default <T extends StoredObject> ObjectIterator<T>	list(Class<T> c)	Lists all stored objects of the specified type.

Method Details

list

default <T extends StoredObject> ObjectIterator<T> list(Class<T> c)

Lists all stored objects of the specified type.

Type Parameters:

T - the type of stored objects to be listed; it must extend StoredObject.

Parameters:

c - the Class object representing the type of stored objects to be listed.

Returns:

an ObjectIterator<T> containing all stored objects of the specified type.

count

default <T extends StoredObject> int count(Class<T> c)

Counts the number of instances of the specified class that exist in storage.

Type Parameters:

T - the type of the class extending StoredObject.

Parameters:

c - the class whose instances need to be counted.

Returns:

the number of instances of the specified class in storage.

get

default <T extends StoredObject> T get(Class<T> c,
 String purpose)

Retrieves a stored object of the specified type and purpose.

Type Parameters:

T - The type of the stored object to retrieve, extending StoredObject.

Parameters:

c - The class object representing the type of the stored object to retrieve.

purpose - The purpose or reason for retrieving the stored object, represented as a string.

Returns:

The stored object of the specified type.