MemorySaver Checkpointer

An in-memory implementation of the Checkpointer interface. Stores checkpoints in a dedicated R environment. This is useful for testing or short-lived sessions where persistence to disk is not required.

Value

A MemorySaver object.

Super class

HydraR::Checkpointer -> MemorySaver

Public fields

storage

Environment. Stores the states.

Methods

Public methods

• MemorySaver$new()

• MemorySaver$put()

• MemorySaver$get()

• MemorySaver$clone()

---

Method new()

Initialize MemorySaver

Creates a new environment for in-memory checkpoint storage.

Usage

MemorySaver$new()

---

Method put()

Persist state to the checkpointer.

Usage

MemorySaver$put(thread_id, state)

Arguments

thread_id

String.

state

AgentState object.

---

Method get()

Load state from the checkpointer.

Usage

MemorySaver$get(thread_id)

Arguments

thread_id

String.

Returns

AgentState object or NULL.

---

Method clone()

The objects of this class are cloneable with this method.

Usage

MemorySaver$clone(deep = FALSE)

Arguments

deep

Whether to make a deep clone.

Examples

if (FALSE) { # \dontrun{
# 1. Use MemorySaver for transient testing or short sessions
saver <- MemorySaver$new()
dag <- dag_create(checkpointer = saver)

# 2. States are saved in the 'storage' environment under thread_id
dag$run(thread_id = "test_run_01")
ls(saver$storage) # Returns "test_run_01"
} # }