senaite.core.interfaces.datamanager

Complexity

Total Complexity

6

Size/Duplication

Total Lines	42
Duplicated Lines	0 %

Importance

Changes

0

6 Methods

Rating	Name	Duplication	Size	Complexity
A	NO_VALUE.__repr__()	0	2	1
A	IDataManager.query()	0	2	1
A	IDataManager.can_write()	0	2	1
A	IDataManager.get()	0	2	1
A	IDataManager.set()	0	2	1
A	IDataManager.can_read()	0	2	1

# -*- coding: utf-8 -*-

from zope import interface


class NO_VALUE(object):
    def __repr__(self):
        return "<NO_VALUE>"


NO_VALUE = NO_VALUE()


class IDataManager(interface.Interface):
    """Data manager."""

    def get(name):
        """Get the value.

        If no value can be found, raise an error
        """

    def query(name, default=NO_VALUE):
        """Query the name for its value

        If no value can be found, return the default value.
        If read is forbidden, raise an error.
        """

    def set(name, value):
        """Set the value by name

        Returns a list of updated objects
        """

    def can_read():
        """Checks if the object is readable
        """

    def can_write():
        """Checks if the object is writable
        """