a zksnark jni library
$ git clone git@github.com:tronprotocol/zksnark-java-sdk.git --recursive
OR
$ git clone git@github.com:tronprotocol/zksnark-java-sdk.git
$ git submodule update --init --recursive
cmake (version >= 3.10.2)
cargo
libtool
automake
mvn
jdk8(need JAVA_HOME set)
cd cpp && mkdir build && cd build
CC=cc cmake ..
make