报错信息：javax.net.ssl.SSLHandshakeException: No appropriate protocol (protocol is disabled or cipher suites are inappropriate)
解决办法：jdbc连接的时候在数据库后面添加：?createDatabaseIfNotExist=true&useSSL=false。例如：jdbc:mysql://192.168.2.2:3306/db?createDatabaseIfNotExist=true&useSSL=false
