84 lines
2.2 KiB
Python
84 lines
2.2 KiB
Python
#
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# Licensed to the Apache Software Foundation (ASF) under one
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# or more contributor license agreements. See the NOTICE file
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# distributed with this work for additional information
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# regarding copyright ownership. The ASF licenses this file
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# to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance
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# with the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing,
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# software distributed under the License is distributed on an
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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# KIND, either express or implied. See the License for the
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# specific language governing permissions and limitations
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# under the License.
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#
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import spec, codec, connection, content, peer, delegate, client
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class Struct:
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def __init__(self, type, *args, **kwargs):
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self.__dict__["type"] = type
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self.__dict__["_values"] = {}
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if len(args) > len(self.type.fields):
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raise TypeError("too many args")
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for a, f in zip(args, self.type.fields):
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self.set(f.name, a)
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for k, a in kwargs.items():
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self.set(k, a)
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def _check(self, attr):
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field = self.type.fields.byname.get(attr)
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if field == None:
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raise AttributeError(attr)
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return field
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def exists(self, attr):
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return self.type.fields.byname.has_key(attr)
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def has(self, attr):
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self._check(attr)
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return self._values.has_key(attr)
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def set(self, attr, value):
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self._check(attr)
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self._values[attr] = value
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def get(self, attr):
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field = self._check(attr)
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return self._values.get(attr, field.default())
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def clear(self, attr):
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self._check(attr)
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del self._values[attr]
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def __setattr__(self, attr, value):
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self.set(attr, value)
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def __getattr__(self, attr):
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return self.get(attr)
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def __delattr__(self, attr):
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self.clear(attr)
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def __setitem__(self, attr, value):
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self.set(attr, value)
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def __getitem__(self, attr):
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return self.get(attr)
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def __delitem__(self, attr):
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self.clear(attr)
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def __str__(self):
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return "%s %s" % (self.type, self._values)
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def __repr__(self):
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return str(self)
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