JAVAC=javac
#JFLAGS=-classpath .
JAVA_CMD=/usr/bin/java

%.class : %.java
	$(JAVAC) $(JFLAGS) $<

go: checkstyle Hello.class
	$(JAVA_CMD) Hello

checkstyle:
	JAVA_CMD=$(JAVA_CMD) checkstyle -c sun_checks.xml Hello.java package-info.java

clean:
	rm -f *.class