解决:java.lang.ClassNotFoundException: org.apache.flink.api.common.serialization.DeserializationSchema
问题运行Flink1.7消费kafka主题消息示例程序时,需要将消息的key-value使用string反序列化,提示Error如下:Error:AJNIerrorhasoccurred,pleasecheckyourinstallationandtryagainExceptioninthread"main"java.lang.NoClassDefFoundError