javac -target 1.4 SD*.java

vs.

javac -target jsr14 SD*.java

Just as a note:

• jar cvfm test.jar manifest.mf ./
• in a directory containing *.class only + manifest.mf
• manifest.mf can be a single line file containing

  Main-Class: Main

  corresponding to Main.class which contains the main method.

• java -jar test.jar