jdk版本：1.7 冒号分割jar包，1.8 分号分割jar包
javac -classpath fastjson-1.2.24.jar:jedis-2.9.0.jar Test.java
java -classpath fastjson-1.2.24.jar:jedis-2.9.0.jar Test
javac -classpath fastjson-1.2.24.jar;jedis-2.9.0.jar Test.java
java -classpath fastjson-1.2.24.jar;jedis-2.9.0.jar; Test