我有一个maven项目，最后生成1个jar文件。项目包含2个模块，其中一个是Java，另一个是Scala。
Scala模块将Java代码用于某些后端事务。在我的例子中，Java是实际逻辑，Scala是业务规则。
这就是我执行代码的方式。无论如何我都在尝试工作
抛出java.lang.ClassNotFoundException：
scala -cp /usr/share/scala/lib/scalatest_2.11-2.2.4.jar org.scalatest.tools.Runner -p '/home/program-201504.22-SNAPSHOT.jar:/home/me/git/program/scala/target/scala-program-201504.22-SNAPSHOT.jar:/home/me/temp/lib/.' -o -fWDF /home/me/git/program/scala/target/surefire-reports/TestSuite.txt -u /home/me/git/program/scala/target/surefire-reports/. -s a.b.engine.driver.MyClass
抛出java.lang.ClassNotFoundException：
scala -cp /usr/share/scala/lib/scalatest_2.11-2.2.4.jar:/home/program-201504.22-SNAPSHOT.jar:/home/me/temp/lib/.:/home/me/git/program/scala/target/scala-program-201504.22-SNAPSHOT.jar org.scalatest.tools.Runner -p '/usr/share/scala/lib/scalatest_2.11-2.2.4.jar:/home/program-201504.22-SNAPSHOT.jar:/home/me/temp/lib/.:/home/me/git/program/scala/target/scala-program-201504.22-SNAPSHOT.jar' -o -fWDF /home/me/git/program/scala/target/surefire-reports/TestSuite.txt -u /home/me/git/program/scala/target/surefire-reports/. -s a.b.engine.driver.MyClass
java.lang.NoClassDefFoundError
scala -cp /usr/share/scala/lib/scalatest_2.11-2.2.4.jar org.scalatest.tools.Runner -R "/home/program-201504.22-SNAPSHOT.jar /home/me/git/program/scala/target/scala-program-201504.22-SNAPSHOT.jar /home/me/temp/lib/." -o -fWDF /home/me/git/program/scala/target/surefire-reports/TestSuite.txt -u /home/me/git/program/scala/target/surefire-reports/. -s a.b.engine.driver.MyClass
请帮助我理解我做错了什么。