#!/usr/bin/env python
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#
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# Copyright (C) 2018 The Android Open Source Project
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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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import json
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import apex_manifest_pb2
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from google.protobuf.json_format import Parse
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from google.protobuf.json_format import ParseError
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class ApexManifestError(Exception):
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def __init__(self, errmessage):
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# Apex Manifest parse error (extra fields) or if required fields not present
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self.errmessage = errmessage
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def ValidateApexManifest(manifest_raw):
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try:
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manifest_json = json.loads(manifest_raw)
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manifest_pb = Parse(json.dumps(manifest_json), apex_manifest_pb2.ApexManifest())
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except (ParseError, ValueError) as err:
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raise ApexManifestError(err)
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# Checking required fields
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if manifest_pb.name == "":
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raise ApexManifestError("'name' field is required.")
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if manifest_pb.version == 0:
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raise ApexManifestError("'version' field is required.")
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return manifest_pb
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