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version 590, Sat Nov 2 00:48:37 2002 UTC version 1191, Wed Jun 18 18:27:39 2003 UTC
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 Open Issues/To-Do Items  Open Issues/To-Do Items
   
  Targeted for 0.5 Final Release   Targeted for 0.5 Alpha 3
   
     General      * Refactor binding and naming frameworks to
   
         * Update tutorial documentation        - get rid of cruft (such as JNDI 'attrs' hangover) and duplication
   
         * Up-to-date and complete Persistence package        - streamline descriptor mechanisms used by binding and model to make them
           uniform and cleanly functional (in both senses of the word functional)
   
     peak.binding        - clean up attribute metadata framework and get rid of all the special
           cases (e.g. isinstance() checks, special attribute names, etc.)
   
         - add binding.Acquire        - make indirection convenient (e.g. bind to looking up something from
           another binding)
   
         - docstrings for reference      * Implement "contextual protocols" (c.f. "object teams") and "parameterized
         protocols" (E.g. 'ListOf(IFoo)', 'MappingOf(keys=IBar,values=IBaz)')
   
         - move out 'imports' module (to util? naming?)      * Rough-out web publishing framework
   
     peak.config        - Publication interfaces
   
         - Config files:        - Viewer/Controller adaptation mechanisms
   
             - add "Include Files" section (?=filename)  
   
             - add "Utility Providers" section (interface=provider)   Targeted for 0.5 Beta 1
   
             - delay eval() until rule is accessed      * Up-to-date reference docstrings for all packages
   
         - Change GlobalConfig to load environ and peak.ini directly,      * Finish tutorial chapter 2 (?)
           rather than as load-on-demand rules  
   
         - docstrings for reference      * Web publishing framework sufficient to deploy page-based or object-
         published apps
   
     peak.model  
   
         - make Element Persistent; add support for lazy-loaded attributes  
   
         - review XMI/Querying extensions for forward compatibility planning  
   
         - clean up TW docstrings & interfaces  
   
     peak.naming  
   
         - move LDAP URL support to peak.storage.ldap  
   
         - move lockfile URL support to peak.running.lockfiles  
   
         - move factories.__init__ stuff to peak.naming.spi, loaded via peak.ini  
   
         - move reference classes to peak.naming.names  
   
         - ParsedURL refactoring (fromArgs, automatic re.compile, body parsing)  
   
         - docstrings for reference  
   
     peak.running  
   
         - create a basic LogFile logging provider  
   
         - unit tests for daemons?   Targeted for 0.5 Final Release (or sooner)
   
         - simple daemons comparable to those in MetaDaemon?  
   
         - docstrings for reference  
   
     peak.storage      peak.storage
   
         - URLs and drivers for LDAP, gadfly, Sybase, and postgres  
   
         - "alternate key" rack base class(es)  
   
         - "query" rack base class(es)  
   
         - add logging to transaction error handlers  
   
         - unit tests for more complex object scenarios: references, thunks..?          - unit tests for more complex object scenarios: references, thunks..?
   
         - docstrings for reference      peak.naming
   
   
   
   
     peak.util  
   
         - docstrings for reference  
   
         - more unit tests?  
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
           - useful example "flat" naming context (e.g. like AppUtils.URLkeys)
   
           - useful example hierarchical naming context (e.g. like JNDI's LDAP
             context or a filesystem context)
   
           - rework smtp: to return a factory object that supports open().
             Also think about whether smtp should move elsewhere. Maybe
             there should be peak.network or peak.internet for things like
             smtp, ftp, etc contexts?
   
           - add in Ty's cool "n2" (Namespace Navigator) shell for working with
             naming providers.
   
   
    Targeted for version 0.6
   
      * Get XMI writing in place, w/transaction support
   
      * Generate UML 1.5 and CWM 1.0 and 1.1, and add them to the
        'setup.py' package lists.
   
      * On-the-fly class combination (think "runtime module inheritance",
        but possibly without the modules) for DMs.
   
      * Lock management interfaces/API for peak.storage
   
      * Make 'cluster' parser complain about things that would cause
        the clusterit tools to choke or barf on the file, or which would
        produce ambiguous or unintended results.  (Or replace with ZConfig
        schema that can generate clusterit files.  And/or replace clusterit
        tools with PEAK ones.)
   
   
  Future Releases   Future Releases
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   relevant as written, they are being kept on this list as placeholders for    relevant as written, they are being kept on this list as placeholders for
   ideas or problem areas that may need to be re-considered in future.)    ideas or problem areas that may need to be re-considered in future.)
   
     Miscellaneous
   
       * Functional tests that access "real" databases, LDAP, etc.
   
   Simulator/Module Inheritance    Simulator/Module Inheritance
   
       * Allow 'declareModule()' to bootstrap non-existent modules; this might
         let us create "virtual packages" made by assembling other packages and
         modules.
   
     * Need a strategy for handling "del" operations; they are currently      * Need a strategy for handling "del" operations; they are currently
       untrapped.  This might be okay under most circumstances, but need to        untrapped.  This might be okay under most circumstances, but need to
       consider edge cases.        consider edge cases.
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   Messaging/ObjectSpaces    Messaging/ObjectSpaces
   
     * Support for sending and receiving remote cache invalidation      * Support for sending and receiving remote cache invalidation
       messages between RecordManagers.        messages between DataManagers.
   
   
   
   
   
   
   
   
   
   
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   peak.model    peak.model
   
     * Review other-end-notification protocols in the light of managed storage  
       models (e.g. database Records using virtual sequence objects as fields)  
   
     * Marshalling interface in Services; implementations for Enumeration, etc.  
   
     * More S-E-F metadata: features, subclasses, svc.<->class, nested services  
   
     * A way to generate Z3 Interfaces from Feature-based specifications?  
   
     * Implement WarpCORE-oriented structural model, w/Querying support      * Implement WarpCORE-oriented structural model, w/Querying support
   
     * "Indexed" version of in-memory model?      * "Indexed" version of in-memory model?
   
     * "Persistent" StructuralModel (indexes w/BTrees?  Catalog?)  
   
   
     Queries      Queries
   
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   peak.metamodels.uml  
   
     * Need to write an MMX or XMI -> Python generator, and hook it back up into  
       the UML package, since we're right now relying on a module generated  
       by code that depends on stuff which is going away.  
   
   
   
   
   
   
   
     peak.metamodels.uml
   
     * Helper methods in Elements & Services for marshalling, common queries, etc.      * Helper methods in Elements & Services for marshalling, common queries, etc.
   
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   peak.metamodels.xmi  
   
     * Re-org to self-contain all XMI stuff inside an _XMI sub-component/service  
   
     * Refactoring to pure S-E-F model using Persistence  
   
     * Document version of standard used  
   
     * Metamodel identity/version checking  
   
     * XMI.Writing  
   
     * Strict parsing and/or diagnostics on files that don't match the metamodel?  
   
     * UUID/GUID support  
   
     * Support for advanced references, external references?  
   
     * XML Namespaces (do any current XMI tools need this?  Which spec version  
       requires this?)  
   
     * DOM StructuralModel (so files can be edited without affecting vendor XMI  
       extensions)  
   
   


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