JAVA_HOME = /usr/lib/jvm/java-8-openjdk-amd64
JAVADOC = $(JAVA_HOME)/bin/javadoc
JAVAC = $(JAVA_HOME)/bin/javac
JAVA = $(JAVA_HOME)/bin/java
JAR = $(JAVA_HOME)/bin/jar
JAVA_INCLUDE = -I$(JAVA_HOME)/include -I$(JAVA_HOME)/include/linux