1. Request cannot be executed; I/O reactor status: STOPPED
RestClient被关闭了
2. SpringBoot启动后 Stopping service [Tomcat]
加上log4j的配置，显现出更多的信息来定位问题。在resources目录下新建配置log4j.properties
log4j.rootLogger=INFO, A1
log4j.appender.A1=org.apache.log4j.ConsoleAppender
log4j.appender.A1.layout=org.apache.log4j.PatternLayout