Extract Resource file from Jar file in a Bazel repo

README.md

Build & Run

bazel run program

BUILD

py_binary(
    name = "program",
    srcs = ["program.py"],
    data = ["@auto_value//:autovalue.vm"],
)

program.py

with open('../auto_value/autovalue.vm') as vm:
    print(vm.read())

WORKSPACE

new_http_archive(
    name = "auto_value",
    url = "http://central.maven.org/maven2/com/google/auto/value/auto-value/1.6.2/auto-value-1.6.2.jar",
    build_file_content = """\
genrule(
    name = "auto_value_template",
    srcs = ["com/google/auto/value/processor/autovalue.vm"],
    outs = ["autovalue.vm"],
    visibility = ["//visibility:public"],
    cmd = "cp $< $@"
)
    """,
)