-find "${WEB_ROOT}/prod" -name "*.java" | xargs javac
-find "${WEB_ROOT}/test" -name "*.java" | xargs javac -classpath ${WEB_ROOT}/prod:${CLASSPATH}
+find "${WEB_ROOT}/prod" -name "*.java" | xargs javac -Xlint:deprecation
+find "${WEB_ROOT}/test" -name "*.java" | xargs javac -classpath ${WEB_ROOT}/prod:${CLASSPATH} -Xlint:deprecation