abner
diff --git a/‎java/EchoMessage.class
0 Bytes b/‎java/EchoMessage.class
0 Bytes
diff --git a/‎java/EchoMessage.jar
0 Bytes b/‎java/EchoMessage.jar
0 Bytes
diff --git a/‎java/build_jar.sh
Lines changed: 1 addition & 1 deletion b/‎java/build_jar.sh
Lines changed: 1 addition & 1 deletion
@@ -1,4 +1,4 @@
 #!/bin/bash
 
-javac EchoMessage.java 
+javac EchoMessage.java -source 1.7 -target 1.7
 jar cfm EchoMessage.jar MANIFEST.MF *.class