Class: WeakDependencyDictionary

• Inheritance
• Description
• Related information
• Instance protocol
  • private
  • special dependency support

Inheritance:

   Object
   |
   +--Collection
      |
      +--Set
         |
         +--Dictionary
            |
            +--IdentityDictionary
               |
               +--WeakIdentityDictionary
                  |
                  +--WeakDependencyDictionary

Package:

stx:libbasic

Category:

Collections-Weak

Version:

rev: 1.16 date: 2016/06/27 22:31:45

user: stefan

file: WeakDependencyDictionary.st directory: libbasic

module: stx stc-classLibrary: libbasic

Author:

Claus Gittinger

Description:

A specialized WeakIdentityDictionary, which 'knowns' how
to get rid of obsolete entries. This is only used with the
dependency mechanism.

Related information:

    WeakArray
    WeakIdentityDictionary
    WeakValueDictionary
    WeakIdentitySet

Instance protocol:

 keyContainerOfSize: n

return a container for keys of size n.
use WeakArrays here, but don't make me a dependent of it.

 removeEmptyDependencyValues

special entry for dependency management:
remove any empty (due to finalization) value WeakArray elements.

usage example(s):

'removeEmptyDependencyValues ...' printCR.

usage example(s):

Dependencies removeEmptyDependencyValues