
    sj3                        d Z ddlmZ ddlZddlmZmZ ddlmZ ddl	m
Z
mZ ddlmZ ddZe
 G d d                      Z G d d          Z e            ZdS )a  Ownership leases for replaceable runtime registrations.

The coordinator models registration *generations*, not just value identity.
That distinction matters when the same provider singleton is registered again
after an older ownership generation was unloaded.
    )annotationsN)CallableHashable)contextmanager)	dataclassfield)Anyleftr	   rightreturnboolc                    t          | t                    r\t          |t                    rGt          |           t          |          k    o&t          d t	          | |          D                       S | |u S )z6Compare opaque registry snapshots using identity only.c              3  <   K   | ]\  }}t          ||          V  d S N)same_registration).0abs      :/home/agent/.hermes/hermes-agent/registration_lifecycle.py	<genexpr>z$same_registration.<locals>.<genexpr>   sB       /
 /
(,1a##/
 /
 /
 /
 /
 /
    )
isinstancetuplelenallzip)r
   r   s     r   r   r      s    $ 
:eU#;#; 
4yyCJJ& 
3 /
 /
03D%0@0@/
 /
 /
 ,
 ,
 	
 5=r   c                      e Zd ZU dZded<   ded<   ded<   ded<   d	ed
<   dZded<   dZded<    edd          Zded<   ddZ	dS )ReplacementLeasez8One ownership generation in a replaceable registry slot.z'ReplacementCoordinator'coordinatorr   slotr	   currentpreviousCallable[[Any], bool]restoreNCallable[[], None] | Nonefinalizez'ReplacementLease | None'predecessorTF)defaultinitr   activer   Nonec                :    | j                             |            d S r   )r   disposeselfs    r   r-   zReplacementLease.dispose'   s      &&&&&r   r   r+   )
__name__
__module____qualname____doc____annotations__r&   r'   r   r*   r-    r   r   r   r      s         BB))))NNNLLLMMM""""*.H....-1K11115E222F2222' ' ' ' ' 'r   r   c                  F    e Zd ZdZddZed             ZddddZddZdS )ReplacementCoordinatorzCLink and remove registration generations in arbitrary unload order.r   r+   c                D    i | _         t          j                    | _        d S r   )_active	threadingRLock_lockr.   s    r   __init__zReplacementCoordinator.__init__.   s    ?A_&&


r   c              #  R   K   | j         5  dV  ddd           dS # 1 swxY w Y   dS )z@Serialize a registry snapshot/write/acquire with lease disposal.N)r=   r.   s    r   transactionz"ReplacementCoordinator.transaction2   s}       Z 	 	EEE	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	s     N)r&   r    r   r!   r	   r"   r$   r#   r&   r%   r   c          
     (   | j         5  | j                            |g           }t          fdt	          |          D             d          }t          | |||||          }|                    |           |cddd           S # 1 swxY w Y   dS )z@Attach a new live generation to the matching active predecessor.c              3  T   K   | ]"}|j         	t          |j                  |V  #d S r   )r*   r   r!   )r   leaser"   s     r   r   z1ReplacementCoordinator.acquire.<locals>.<genexpr>E   sU        | ):%-(R(R     r   N)r   r    r!   r"   r$   r&   r'   )r=   r:   
setdefaultnextreversedr   append)	r/   r    r!   r"   r$   r&   leasesr'   rC   s	      `     r   acquirezReplacementCoordinator.acquire8   s    Z 	 	\,,T266F   !)&!1!1  
  K % !!'  E MM%   )	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	 	s   A1BBBrC   c                ^   | j         5  |j        s	 ddd           dS | j                            |j        g           }t          d t          |          D             d          }d|_        	 	 ||u rD|j        }|j        }||j        r|j	        }n|j        }|j        }||
                    |           |j        |                                 n!# |j        |                                 w w xY w|rKd |D             | j        |j        <   | j        |j                 s | j                            |j        d           nT# |rLd |D             | j        |j        <   | j        |j                 s"| j                            |j        d           w w w xY wddd           dS # 1 swxY w Y   dS )z=Remove *lease*, restoring the nearest still-live predecessor.Nc              3  (   K   | ]}|j         	|V  d S r   r*   )r   	candidates     r   r   z1ReplacementCoordinator.dispose.<locals>.<genexpr>_   s*      QQy	@PQQQQQQQr   Fc                     g | ]}|j         	|S r6   rL   )r   items     r   
<listcomp>z2ReplacementCoordinator.dispose.<locals>.<listcomp>y   s/     0 0 0!%4;00 0 0r   )r=   r*   r:   getr    rE   rF   r"   r'   r!   r$   r&   pop)r/   rC   rH   latestreplacementr'   s         r   r-   zReplacementCoordinator.disposeX   sj   Z #	; #	;< #	; #	; #	; #	; #	; #	; #	; #	; \%%ej"55FQQHV,<,<QQQ F !EL
;)&+n&+&7)5*1 &.9.A %*5*>K*5*AK *5 k222~1((( ~1(((( 2  ;0 0)/0 0 0DL,  <
3 ;((T:::  ;0 0)/0 0 0DL,  <
3 ;((T::::;;E#	; #	; #	; #	; #	; #	; #	; #	; #	; #	; #	; #	; #	; #	; #	; #	; #	; #	;sD   	F"AF".AC6EC00E3AF"AFF""F&)F&r0   )r    r   r!   r	   r"   r	   r$   r#   r&   r%   r   r   )rC   r   r   r+   )	r1   r2   r3   r4   r>   r   r@   rI   r-   r6   r   r   r8   r8   +   s        MM' ' ' '   ^ /3     @%; %; %; %; %; %;r   r8   )r
   r	   r   r	   r   r   )r4   
__future__r   r;   collections.abcr   r   
contextlibr   dataclassesr   r   typingr	   r   r   r8   replacement_coordinatorr6   r   r   <module>r[      s    # " " " " "     . . . . . . . . % % % % % % ( ( ( ( ( ( ( (          ' ' ' ' ' ' ' ' R; R; R; R; R; R; R; R;j 1022   r   