#
# Thierry Parmentelat - INRIA
#
-# $Revision: 9423 $
-#
from PLC.Faults import *
from PLC.Parameter import Parameter
-from PLC.Filter import Filter
-from PLC.Table import Row, Table
from PLC.Interfaces import Interface, Interfaces
from PLC.TagTypes import TagType, TagTypes
+from PLC.Storage.AlchemyObject import AlchemyObj
-class Ilink(Row):
+class Ilink(AlchemyObj):
"""
Representation of a row in the ilink table.
To use, instantiate with a dict of values.
"""
- table_name = 'ilink'
- primary_key = 'ilink_id'
+ tablename = 'ilink'
fields = {
- 'ilink_id': Parameter(int, "ilink identifier"),
+ 'ilink_id': Parameter(int, "ilink identifier", primary_key=True),
'tag_type_id': TagType.fields['tag_type_id'],
'src_interface_id': Parameter(int, "source interface identifier"),
'dst_interface_id': Parameter(int, "destination interface identifier"),
'value': Parameter( str, "optional ilink value"),
}
-class Ilinks(Table):
+ def sync(self, insert=False, validate=True):
+ AlchemyObj.sync(self, commit, validate)
+ if 'ilink_id' in self:
+ AlchemyObj.insert(self, dict(self))
+ else:
+ AlchemyObj.update(self, {'ilink_id': self['ilink_id']}, dict(self))
+
+ def delete(self, commit=True):
+ assert 'ilink_id' in self
+ AlchemyObj.delete(self, dict(self))
+
+class Ilinks(list):
"""
Representation of row(s) from the ilink table in the
database.
"""
def __init__(self, api, ilink_filter = None, columns = None):
- Table.__init__(self, api, Ilink, columns)
-
- sql = "SELECT %s FROM view_ilinks WHERE True" % \
- ", ".join(self.columns)
-
- if ilink_filter is not None:
- if isinstance(ilink_filter, (list, tuple, set)):
- ilink_filter = Filter(Ilink.fields, {'ilink_id': ilink_filter})
- elif isinstance(ilink_filter, dict):
- ilink_filter = Filter(Ilink.fields, ilink_filter)
- elif isinstance(ilink_filter, int):
- ilink_filter = Filter(Ilink.fields, {'ilink_id': [ilink_filter]})
- else:
- raise PLCInvalidArgument, "Wrong ilink filter %r"%ilink_filter
- sql += " AND (%s) %s" % ilink_filter.sql(api)
-
-
- self.selectall(sql)
+ if not ilink_filter:
+ ilinks = Ilink().select()
+ elif isinstance(ilink_filter, (list, tuple, set, int, long)):
+ ilinks = Ilink().select(filter={'ilink_id': ilink_filter})
+ elif isinstance(ilink_filter, dict):
+ ilink_filter = Ilink().select(filter=ilink_filter)
+ else:
+ raise PLCInvalidArgument, "Wrong ilink filter %r"%ilink_filter
+
+ for ilink in ilinks:
+ self.append(ilink)