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# Copyright 2010 the Melange authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Module containing data providers for ListProperty."""
from soc.modules.seeder.logic.providers.provider import BaseDataProvider
class ListProvider(BaseDataProvider):
"""Base class for all data providers that return a list."""
class EmptyListProvider(ListProvider):
"""Data provider that returns an empty."""
def getValue(self):
return []