| def _classpath_collector(ctx): |
| all = depset() |
| for d in ctx.attr.deps: |
| if hasattr(d, "java"): |
| all += d.java.transitive_runtime_deps |
| if hasattr(d.java.compilation_info, "runtime_classpath"): |
| all += d.java.compilation_info.runtime_classpath |
| elif hasattr(d, "files"): |
| all += d.files |
| |
| as_strs = [c.path for c in all.to_list()] |
| ctx.actions.write( |
| output = ctx.outputs.runtime, |
| content = "\n".join(sorted(as_strs)), |
| ) |
| |
| classpath_collector = rule( |
| attrs = { |
| "deps": attr.label_list(), |
| }, |
| outputs = { |
| "runtime": "%{name}.runtime_classpath", |
| }, |
| implementation = _classpath_collector, |
| ) |
