45 lines
1.4 KiB
Cython
45 lines
1.4 KiB
Cython
# Copyright 2013-2015 DataStax, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# 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, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""
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Module containing the definitions and declarations (parsing.pxd) for parsers.
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"""
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cdef class ParseDesc:
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"""Description of what structure to parse"""
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def __init__(self, colnames, coltypes, deserializers, protocol_version):
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self.colnames = colnames
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self.coltypes = coltypes
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self.deserializers = deserializers
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self.protocol_version = protocol_version
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self.rowsize = len(colnames)
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cdef class ColumnParser:
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"""Decode a ResultMessage into a set of columns"""
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cpdef parse_rows(self, BytesIOReader reader, ParseDesc desc):
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raise NotImplementedError
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cdef class RowParser:
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"""Parser for a single row"""
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cpdef unpack_row(self, BytesIOReader reader, ParseDesc desc):
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"""
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Unpack a single row of data in a ResultMessage.
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"""
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raise NotImplementedError
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