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# Copyright 2018 The Bazel Authors. All rights reserved.
#
# 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.
"""Rule adapter for java_lite_proto_library.
The java_lite_proto_library rule applies an aspect onto its proto dependencies.
Creates a "lite.jar" at every proto traversed. This adapter is used to just
propagate the deps, the proto_library rules.
"""
load(":adapters/base.bzl", "make_adapter")
load(":providers.bzl", "MIAndroidDexInfo", "MIJavaResourcesInfo", "providers")
def _aspect_attrs():
"""Attrs of the rule requiring traversal by the aspect."""
return ["deps", "_aspect_proto_toolchain_for_javalite"]
def _adapt(target, ctx):
"""Adapts the rule and target data.
Args:
target: The target.
ctx: The context.
Returns:
A list of providers.
"""
if not ctx.rule.attr.deps:
return []
return [
providers.make_mi_android_dex_info(
deps = providers.collect(
MIAndroidDexInfo,
ctx.rule.attr.deps,
[ctx.rule.attr._aspect_proto_toolchain_for_javalite],
),
),
providers.make_mi_java_resources_info(
deps = providers.collect(
MIJavaResourcesInfo,
ctx.rule.attr.deps,
[ctx.rule.attr._aspect_proto_toolchain_for_javalite],
),
),
]
java_lite_proto_library = make_adapter(_aspect_attrs, _adapt)
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