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# Copyright 2017 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.
"""Rules to make the default javacopts available as a Java API."""
def _default_javacopts(ctx):
javacopts = java_common.default_javac_opts(
ctx,
java_toolchain_attr = "_java_toolchain",
)
ctx.template_action(
template = ctx.file.template,
output = ctx.outputs.out,
substitutions = {
"%javacopts%": '"%s"' % '", "'.join(javacopts),
},
)
default_javacopts = rule(
implementation = _default_javacopts,
attrs = {
"template": attr.label(
mandatory = True,
allow_files = True,
single_file = True,
),
"out": attr.output(mandatory = True),
"_java_toolchain": attr.label(
default = Label("//tools/jdk:current_java_toolchain"),
),
},
)
"""Makes the default javacopts available as a Java API.
Args:
template: The template file to expand, replacing %javacopts% with a quoted
comma-separated list of the default javac flags.
out: The destination of the expanded file.
"""
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