(value?=?)
Grils?setGrilsAdd(()?Integer?age,()?String?name){
????Grils?grils?=?Grils();
????grils.setAge(age);
????grils.setName(name);
????.save(grils);
}

我的命名就是Grils 但是添加進去程序run后就出現錯誤。

org.apache.catalina.LifecycleException: Failed to start component [Connector[HTTP/1.1-8089]]

at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:167) ~[tomcat-embed-core-8.5.28.jar:8.5.28]

at org.apache.catalina.core.StandardService.addConnector(StandardService.java:225) ~[tomcat-embed-core-8.5.28.jar:8.5.28]

at org.springframework.boot.web.embedded.tomcat.TomcatWebServer.addPreviouslyRemovedConnectors(TomcatWebServer.java:255) [spring-boot-2.0.0.RELEASE.jar:2.0.0.RELEASE]

at org.springframework.boot.web.embedded.tomcat.TomcatWebServer.start(TomcatWebServer.java:197) [spring-boot-2.0.0.RELEASE.jar:2.0.0.RELEASE]

at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.startWebServer(ServletWebServerApplicationContext.java:300) [spring-boot-2.0.0.RELEASE.jar:2.0.0.RELEASE]

at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.finishRefresh(ServletWebServerApplicationContext.java:162) [spring-boot-2.0.0.RELEASE.jar:2.0.0.RELEASE]

at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:552) [spring-context-5.0.4.RELEASE.jar:5.0.4.RELEASE]

at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:140) [spring-boot-2.0.0.RELEASE.jar:2.0.0.RELEASE]

at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:752) [spring-boot-2.0.0.RELEASE.jar:2.0.0.RELEASE]

at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:388) [spring-boot-2.0.0.RELEASE.jar:2.0.0.RELEASE]

at org.springframework.boot.SpringApplication.run(SpringApplication.java:327) [spring-boot-2.0.0.RELEASE.jar:2.0.0.RELEASE]

at org.springframework.boot.SpringApplication.run(SpringApplication.java:1246) [spring-boot-2.0.0.RELEASE.jar:2.0.0.RELEASE]

at org.springframework.boot.SpringApplication.run(SpringApplication.java:1234) [spring-boot-2.0.0.RELEASE.jar:2.0.0.RELEASE]

at com.imooc.grils.GrilsApplication.main(GrilsApplication.java:10) [classes/:na]

Caused by: org.apache.catalina.LifecycleException: Protocol handler start failed

at org.apache.catalina.connector.Connector.startInternal(Connector.java:1021) ~[tomcat-embed-core-8.5.28.jar:8.5.28]

at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) ~[tomcat-embed-core-8.5.28.jar:8.5.28]

... 13 common frames omitted

Caused by: java.net.BindException: Address already in use: bind

at sun.nio.ch.Net.bind0(Native Method) ~[na:1.8.0_152]

at sun.nio.ch.Net.bind(Net.java:433) ~[na:1.8.0_152]

at sun.nio.ch.Net.bind(Net.java:425) ~[na:1.8.0_152]

at sun.nio.ch.ServerSocketChannelImpl.bind(ServerSocketChannelImpl.java:223) ~[na:1.8.0_152]

at sun.nio.ch.ServerSocketAdaptor.bind(ServerSocketAdaptor.java:74) ~[na:1.8.0_152]

at org.apache.tomcat.util.net.NioEndpoint.bind(NioEndpoint.java:210) ~[tomcat-embed-core-8.5.28.jar:8.5.28]

at org.apache.tomcat.util.net.AbstractEndpoint.start(AbstractEndpoint.java:1150) ~[tomcat-embed-core-8.5.28.jar:8.5.28]

at org.apache.coyote.AbstractProtocol.start(AbstractProtocol.java:591) ~[tomcat-embed-core-8.5.28.jar:8.5.28]

at org.apache.catalina.connector.Connector.startInternal(Connector.java:1018) ~[tomcat-embed-core-8.5.28.jar:8.5.28]

... 14 common frames omitted