| """An aspect which extracts the runtime classpath from a java target.""" |
| |
| def _runtime_classpath_impl(target, ctx): |
| """The top level aspect implementation function. |
| |
| Args: |
| target: Essentially a struct representing a BUILD target. |
| |
| ctx: The context object that can be used to access attributes and generate |
| outputs and actions. |
| |
| Returns: |
| A struct with only the output_groups provider. |
| """ |
| ctx = ctx # unused argument |
| return struct(output_groups = { |
| "runtime_classpath": _get_runtime_jars(target), |
| }) |
| |
| def _get_runtime_jars(target): |
| if JavaInfo not in target: |
| return depset() |
| if target[JavaInfo].compilation_info: |
| return target[JavaInfo].compilation_info.runtime_classpath |
| |
| # JavaInfo constructor doesn't fill in compilation info, so just return the |
| # full transitive set of runtime jars |
| # https://github.com/bazelbuild/bazel/issues/10170 |
| return target[JavaInfo].transitive_runtime_jars |
| |
| def _aspect_def(impl): |
| return aspect(implementation = impl) |
| |
| java_classpath_aspect = _aspect_def(_runtime_classpath_impl) |
