git clone --recurse-submodules https://github.com/fabianmurariu/graphblas-java-native.git
# this will build GraphBLAS for you and build the maven java project
make graphblas-java
# to install GraphBLAS
sudo make grb-install
# if you don't wish to install you need to set
# LD_LIBRARY_PATH=$(pwd)/GraphBLAS/build:$LD_LIBRARY_PATH
# before running the maven tests outside of make
Buffer mat = GRBCORE.createMatrix(GRAPHBLAS.booleanType(), rows, cols)