twisted.python.roots.Constrained(Collection)
class documentationtwisted.python.roots
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Known subclasses: twisted.python.roots.Homogenous, twisted.python.roots.Locked
A collection that has constraints on its names and/or entities.
Method | nameConstraint | A method that determines whether an entity may be added to me with a given name. |
Method | entityConstraint | A method that determines whether an entity may be added to me. |
Method | reallyPutEntity | Undocumented |
Method | putEntity | Store an entity if it meets both constraints. |
Inherited from Collection:
Method | __init__ | Initialize me. |
Method | getStaticEntity | Get an entity that was added to me using putEntity. |
Method | getDynamicEntity | Subclass this to generate an entity on demand. |
Method | getEntity | Retrieve an entity from me. |
Method | delEntity | Remove a static reference for 'name'. |
Method | storeEntity | Store an entity for 'name', based on the content of 'request'. |
Method | removeEntity | Remove an entity for 'name', based on the content of 'request'. |
Method | listStaticEntities | Retrieve a list of all name, entity pairs that I store references to. |
Method | listDynamicEntities | A list of all name, entity that I can generate on demand. |
Method | listEntities | Retrieve a list of all name, entity pairs I contain. |
Method | listStaticNames | Retrieve a list of the names of entities that I store references to. |
Method | listDynamicNames | Retrieve a list of the names of entities that I store references to. |
Method | listNames | Retrieve a list of all names for entities that I contain. |
A method that determines whether an entity may be added to me with a given name.
If the constraint is satisfied, return 1; if the constraint is not satisfied, either return 0 or raise a descriptive ConstraintViolation.
A method that determines whether an entity may be added to me.
If the constraint is satisfied, return 1; if the constraint is not satisfied, either return 0 or raise a descriptive ConstraintViolation.
Store an entity if it meets both constraints.
Otherwise raise a ConstraintViolation.