mirror of
https://github.com/Unidata/python-awips.git
synced 2025-02-23 14:57:56 -05:00
3c7bd9f0de
- Brought over all new thrift files... had to untar and unzip the thrift package in awips2-rpm - then go into /lib/py/ and run `python setup.py build` - then copy all of the files that get put in the subdirectory in /build - Replaced DataAccessLayer.py with the current one from our v18.1.11 of python-awips
83 lines
3.3 KiB
Python
83 lines
3.3 KiB
Python
# 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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from __future__ import absolute_import
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from __future__ import division
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from __future__ import print_function
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from __future__ import unicode_literals
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from thrift.Thrift import TType
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TYPE_IDX = 1
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SPEC_ARGS_IDX = 3
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SPEC_ARGS_CLASS_REF_IDX = 0
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SPEC_ARGS_THRIFT_SPEC_IDX = 1
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def fix_spec(all_structs):
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"""Wire up recursive references for all TStruct definitions inside of each thrift_spec."""
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for struc in all_structs:
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spec = struc.thrift_spec
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for thrift_spec in spec:
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if thrift_spec is None:
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continue
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elif thrift_spec[TYPE_IDX] == TType.STRUCT:
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other = thrift_spec[SPEC_ARGS_IDX][SPEC_ARGS_CLASS_REF_IDX].thrift_spec
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thrift_spec[SPEC_ARGS_IDX][SPEC_ARGS_THRIFT_SPEC_IDX] = other
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elif thrift_spec[TYPE_IDX] in (TType.LIST, TType.SET):
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_fix_list_or_set(thrift_spec[SPEC_ARGS_IDX])
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elif thrift_spec[TYPE_IDX] == TType.MAP:
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_fix_map(thrift_spec[SPEC_ARGS_IDX])
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def _fix_list_or_set(element_type):
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# For a list or set, the thrift_spec entry looks like,
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# (1, TType.LIST, 'lister', (TType.STRUCT, [RecList, None], False), None, ), # 1
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# so ``element_type`` will be,
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# (TType.STRUCT, [RecList, None], False)
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if element_type[0] == TType.STRUCT:
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element_type[1][1] = element_type[1][0].thrift_spec
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elif element_type[0] in (TType.LIST, TType.SET):
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_fix_list_or_set(element_type[1])
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elif element_type[0] == TType.MAP:
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_fix_map(element_type[1])
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def _fix_map(element_type):
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# For a map of key -> value type, ``element_type`` will be,
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# (TType.I16, None, TType.STRUCT, [RecMapBasic, None], False), None, )
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# which is just a normal struct definition.
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#
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# For a map of key -> list / set, ``element_type`` will be,
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# (TType.I16, None, TType.LIST, (TType.STRUCT, [RecMapList, None], False), False)
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# and we need to process the 3rd element as a list.
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#
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# For a map of key -> map, ``element_type`` will be,
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# (TType.I16, None, TType.MAP, (TType.I16, None, TType.STRUCT,
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# [RecMapMap, None], False), False)
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# and need to process 3rd element as a map.
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# Is the map key a struct?
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if element_type[0] == TType.STRUCT:
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element_type[1][1] = element_type[1][0].thrift_spec
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elif element_type[0] in (TType.LIST, TType.SET):
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_fix_list_or_set(element_type[1])
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elif element_type[0] == TType.MAP:
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_fix_map(element_type[1])
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# Is the map value a struct?
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if element_type[2] == TType.STRUCT:
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element_type[3][1] = element_type[3][0].thrift_spec
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elif element_type[2] in (TType.LIST, TType.SET):
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_fix_list_or_set(element_type[3])
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elif element_type[2] == TType.MAP:
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_fix_map(element_type[3])
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