anchor.diff:  COPY --from=bigdl /opt/requirement.yml /ppml/trusted-realtime-ml/java/work/benchmark/requirement.yml
   
   RUN apt-get update --fix-missing && \
  +    env DEBIAN_FRONTEND=noninteractive TZ=Etc/UTC apt-get install -y tzdata && \
       apt-get install -y apt-utils vim curl nano wget unzip maven git tree && \
       apt-get install -y libsm6 make build-essential && \
       apt-get install -y autoconf gawk bison libcurl4-openssl-dev python3-protobuf libprotobuf-c-dev protobuf-c-compiler && \
  
positive.code: ENV SCALA_SUB_VERSION_NUM ${SCALA_SUB_VERSION_NUM}
  
  RUN apt-get update --fix-missing && \
      apt-get install -y apt-utils wget unzip
  # java
  RUN wget $JDK_URL && \
      gunzip jdk-$JDK_VERSION-linux-x64.tar.gz && \
  
negative.code: RUN ls -al /opt
  
  # stage.3 bigdl
  FROM ubuntu:20.04 as bigdl
  ARG BIGDL_VERSION
  ARG SPARK_VERSION
  ENV SPARK_VERSION		${SPARK_VERSION}
  