test/180-native-default-method/build.py

#
# Copyright (C) 2022 The Android Open Source Project
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

import subprocess, os


def build(ctx):
  ctx.default_build()
  if ctx.jvm:
    return
  # Change the generated dex file to have a v35 magic number if it is version 38
  with open("classes.dex", "rb+") as f:
    assert f.read(8) == b"dex\n038\x00"
    f.seek(0)
    f.write(b"dex\n035\x00")
  os.remove("180-native-default-method.jar")
  cmd = [
      ctx.soong_zip, "-o", "180-native-default-method.jar", "-f", "classes.dex"
  ]
  subprocess.run(cmd, check=True)