開發(fā)工具用的是IDEA,用springboot創(chuàng)建的web應(yīng)用中,想要集成Druid進(jìn)去,但是配置好了之后啟動(dòng)應(yīng)用,報(bào)8080端口被占用的錯(cuò)誤:
java.net.BindException: Address already in use: bind
at sun.nio.ch.Net.bind0(Native Method) ~[na:1.8.0_60]
at sun.nio.ch.Net.bind(Net.java:433) ~[na:1.8.0_60]
at sun.nio.ch.Net.bind(Net.java:425) ~[na:1.8.0_60]
at sun.nio.ch.ServerSocketChannelImpl.bind(ServerSocketChannelImpl.java:223) ~[na:1.8.0_60]
at sun.nio.ch.ServerSocketAdaptor.bind(ServerSocketAdaptor.java:74) ~[na:1.8.0_60]
at org.apache.tomcat.util.net.NioEndpoint.bind(NioEndpoint.java:210) ~[tomcat-embed-core-8.5.23.jar:8.5.23]
at org.apache.tomcat.util.net.AbstractEndpoint.start(AbstractEndpoint.java:990) ~[tomcat-embed-core-8.5.23.jar:8.5.23]
at org.apache.coyote.AbstractProtocol.start(AbstractProtocol.java:635) ~[tomcat-embed-core-8.5.23.jar:8.5.23]
at org.apache.catalina.connector.Connector.startInternal(Connector.java:1022) [tomcat-embed-core-8.5.23.jar:8.5.23]
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) [tomcat-embed-core-8.5.23.jar:8.5.23]
at org.apache.catalina.core.StandardService.addConnector(StandardService.java:225) [tomcat-embed-core-8.5.23.jar:8.5.23]
at org.springframework.boot.context.embedded.tomcat.TomcatEmbeddedServletContainer.addPreviouslyRemovedConnectors(TomcatEmbeddedServletContainer.java:250) [spring-boot-1.5.9.RELEASE.jar:1.5.9.RELEASE]
at org.springframework.boot.context.embedded.tomcat.TomcatEmbeddedServletContainer.start(TomcatEmbeddedServletContainer.java:193) [spring-boot-1.5.9.RELEASE.jar:1.5.9.RELEASE]
at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.startEmbeddedServletContainer(EmbeddedWebApplicationContext.java:297) [spring-boot-1.5.9.RELEASE.jar:1.5.9.RELEASE]
at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.finishRefresh(EmbeddedWebApplicationContext.java:145) [spring-boot-1.5.9.RELEASE.jar:1.5.9.RELEASE]
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:546) [spring-context-4.3.13.RELEASE.jar:4.3.13.RELEASE]
at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.refresh(EmbeddedWebApplicationContext.java:122) [spring-boot-1.5.9.RELEASE.jar:1.5.9.RELEASE]
at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:693) [spring-boot-1.5.9.RELEASE.jar:1.5.9.RELEASE]
at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:360) [spring-boot-1.5.9.RELEASE.jar:1.5.9.RELEASE]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:303) [spring-boot-1.5.9.RELEASE.jar:1.5.9.RELEASE]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1118) [spring-boot-1.5.9.RELEASE.jar:1.5.9.RELEASE]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1107) [spring-boot-1.5.9.RELEASE.jar:1.5.9.RELEASE]
at com.example.demo.Demo1Application.main(Demo1Application.java:9) [classes/:na]
2017-12-28 17:47:02.159 ERROR 13904 --- [ main] o.apache.catalina.core.StandardService : Failed to start connector [Connector[HTTP/1.1-8080]]
org.apache.catalina.LifecycleException: Failed to start component [Connector[HTTP/1.1-8080]]
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:167) ~[tomcat-embed-core-8.5.23.jar:8.5.23]
at org.apache.catalina.core.StandardService.addConnector(StandardService.java:225) ~[tomcat-embed-core-8.5.23.jar:8.5.23]
at org.springframework.boot.context.embedded.tomcat.TomcatEmbeddedServletContainer.addPreviouslyRemovedConnectors(TomcatEmbeddedServletContainer.java:250) [spring-boot-1.5.9.RELEASE.jar:1.5.9.RELEASE]
at org.springframework.boot.context.embedded.tomcat.TomcatEmbeddedServletContainer.start(TomcatEmbeddedServletContainer.java:193) [spring-boot-1.5.9.RELEASE.jar:1.5.9.RELEASE]
at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.startEmbeddedServletContainer(EmbeddedWebApplicationContext.java:297) [spring-boot-1.5.9.RELEASE.jar:1.5.9.RELEASE]
at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.finishRefresh(EmbeddedWebApplicationContext.java:145) [spring-boot-1.5.9.RELEASE.jar:1.5.9.RELEASE]
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:546) [spring-context-4.3.13.RELEASE.jar:4.3.13.RELEASE]
at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.refresh(EmbeddedWebApplicationContext.java:122) [spring-boot-1.5.9.RELEASE.jar:1.5.9.RELEASE]
at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:693) [spring-boot-1.5.9.RELEASE.jar:1.5.9.RELEASE]
at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:360) [spring-boot-1.5.9.RELEASE.jar:1.5.9.RELEASE]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:303) [spring-boot-1.5.9.RELEASE.jar:1.5.9.RELEASE]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1118) [spring-boot-1.5.9.RELEASE.jar:1.5.9.RELEASE]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1107) [spring-boot-1.5.9.RELEASE.jar:1.5.9.RELEASE]
at com.example.demo.Demo1Application.main(Demo1Application.java:9) [classes/:na]
Caused by: org.apache.catalina.LifecycleException: service.getName(): "Tomcat"; Protocol handler start failed
at org.apache.catalina.connector.Connector.startInternal(Connector.java:1031) ~[tomcat-embed-core-8.5.23.jar:8.5.23]
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) ~[tomcat-embed-core-8.5.23.jar:8.5.23]
... 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_60]
at sun.nio.ch.Net.bind(Net.java:433) ~[na:1.8.0_60]
at sun.nio.ch.Net.bind(Net.java:425) ~[na:1.8.0_60]
at sun.nio.ch.ServerSocketChannelImpl.bind(ServerSocketChannelImpl.java:223) ~[na:1.8.0_60]
at sun.nio.ch.ServerSocketAdaptor.bind(ServerSocketAdaptor.java:74) ~[na:1.8.0_60]
at org.apache.tomcat.util.net.NioEndpoint.bind(NioEndpoint.java:210) ~[tomcat-embed-core-8.5.23.jar:8.5.23]
at org.apache.tomcat.util.net.AbstractEndpoint.start(AbstractEndpoint.java:990) ~[tomcat-embed-core-8.5.23.jar:8.5.23]
at org.apache.coyote.AbstractProtocol.start(AbstractProtocol.java:635) ~[tomcat-embed-core-8.5.23.jar:8.5.23]
at org.apache.catalina.connector.Connector.startInternal(Connector.java:1022) ~[tomcat-embed-core-8.5.23.jar:8.5.23]
... 14 common frames omitted
2017-12-28 17:47:02.190 INFO 13904 --- [ main] o.apache.catalina.core.StandardService : Stopping service [Tomcat]
2017-12-28 17:47:02.206 INFO 13904 --- [ main] utoConfigurationReportLoggingInitializer :
Error starting ApplicationContext. To display the auto-configuration report re-run your application with 'debug' enabled.
2017-12-28 17:47:02.221 ERROR 13904 --- [ main] o.s.b.d.LoggingFailureAnalysisReporter :
***************************
APPLICATION FAILED TO START
***************************
Description:
The Tomcat connector configured to listen on port 8080 failed to start. The port may already be in use or the connector may be misconfigured.
Action:
Verify the connector's configuration, identify and stop any process that's listening on port 8080, or configure this application to listen on another port.
2017-12-28 17:47:02.221 INFO 13904 --- [ main] ationConfigEmbeddedWebApplicationContext : Closing org.springframework.boot.context.embedded.AnnotationConfigEmbeddedWebApplicationContext@402e37bc: startup date [Thu Dec 28 17:46:55 CST 2017]; root of context hierarchy
2017-12-28 17:47:02.221 INFO 13904 --- [ main] o.s.j.e.a.AnnotationMBeanExporter : Unregistering JMX-exposed beans on shutdown
2017-12-28 17:47:02.221 INFO 13904 --- [ main] o.s.j.e.a.AnnotationMBeanExporter : Unregistering JMX-exposed beans
2017-12-28 17:47:02.221 INFO 13904 --- [ main] j.LocalContainerEntityManagerFactoryBean : Closing JPA EntityManagerFactory for persistence unit 'default'
2017-12-28 17:47:02.221 INFO 13904 --- [ main] com.alibaba.druid.pool.DruidDataSource : {dataSource-1} closed
druid版本是:
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>druid</artifactId>
<version>1.1.6</version>
</dependency>
application.yml:
spring:
datasource:
type: com.alibaba.druid.pool.DruidDataSource
driver-class-name: com.mysql.jdbc.Driver
url: jdbc:mysql://127.0.0.1:3306/demo1?characterEncoding=utf8
username: root
password: root
#最大活躍數(shù)
maxActive: 20
#初始化數(shù)量
initialSize: 1
#最大連接等待超時(shí)時(shí)間
maxWait: 60000
#打開PSCache,并且指定每個(gè)連接PSCache的大小
poolPreparedStatements: true
maxPoolPreparedStatementPerConnectionSize: 20
#通過connectionProperties屬性來打開mergeSql功能;慢SQL記錄
#connectionProperties: druid.stat.mergeSql=true;druid.stat.slowSqlMillis=5000
minIdle: 1
timeBetweenEvictionRunsMillis: 60000
minEvictableIdleTimeMillis: 300000
validationQuery: select 1 from dual
testWhileIdle: true
testOnBorrow: false
testOnReturn: false
#配置監(jiān)控統(tǒng)計(jì)攔截的filters,去掉后監(jiān)控界面sql將無法統(tǒng)計(jì),'wall'用于防火墻
filters: stat, wall, log4j
jpa:
properties:
hibernate:
show_sql: true
format_sql: true
請(qǐng)先查看 8080 端口是被哪個(gè)程序占用了。具體可參考: https://jingyan.baidu.com/art...
查到后關(guān)閉它或是直接修改你服務(wù)的端口都可以。
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