[英]Web server failed to start. Port was already in use error. but application is still running
我正在制作 spring 引導應用程序。 直到兩天前一切正常。 當我開始我的應用程序時,我得到:
“應用程序啟動失敗。Web 服務器啟動失敗。端口 8443 已在使用中。”
但是....當我檢查我的 postman 時,應用程序正在運行....所以錯誤不應該存在。 我真的很感激這里的一些幫助。 我不知道我做錯了什么。 我已經嘗試過不同的端口,但這不是問題。
這是我的“application.properties”
server.ssl.key-store=classpath:certificate.jks
server.ssl.key-store-type=pkcs12
server.ssl.key-store-password=password
server.ssl.key-password=password
server.ssl.key-alias=certificate
server.port=8443
spring.jpa.show-sql=true
spring.datasource.driver-class-name=org.postgresql.Driver
spring.datasource.platform=postgres
spring.datasource.url=jdbc:postgresql://localhost:5432/java_backend_eind3
spring.datasource.username=username
spring.datasource.password=password
spring.jpa.database=POSTGRESQL
spring.jpa.generate-ddl=true
spring.jpa.properties.hibernate.jdbc.lob.non_contextual_creation=true
spring.jpa.properties.hibernate.dialect= org.hibernate.dialect.PostgreSQLDialect
spring.jpa.hibernate.ddl-auto= create
spring.datasource.initialization-mode=always
logging.level.org.hibernate.SQL=DEBUG
logging.level.org.hibernate.type=TRACE
和我的 pom.xml
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>2.4.4</version>
<relativePath/> <!-- lookup parent from repository -->
</parent>
<groupId>nl.eind.java</groupId>
<artifactId>backend</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>backend</name>
<description>Java eindopdracht </description>
<properties>
<java.version>11</java.version>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-jpa</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-security</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-devtools</artifactId>
<scope>runtime</scope>
<optional>true</optional>
</dependency>
<dependency>
<groupId>org.postgresql</groupId>
<artifactId>postgresql</artifactId>
<scope>runtime</scope>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
<exclusions>
<exclusion>
<groupId>org.junit.vintage</groupId>
<artifactId>junit-vintage-engine</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.springframework.security</groupId>
<artifactId>spring-security-test</artifactId>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
</project>
如果您在 windows 上運行,您可以找到在端口上運行的進程並使用以下命令終止該進程,以便釋放該端口
netstat -ano | findstr :8443
taskkill /pid "EnterProcessIdHere" /F
適用於 linux
lsof -i :8443
kill EnterProcessIdHere
用消息捕獲 java.net.BindException e:地址已在使用中
try {
SpringApplication.run(Application.class, args);
} catch (org.springframework.boot.web.server.PortInUseException e) {
//Runtime.exec("pkil")..
//or
SpringApplication.run(Application.class, otherargs);
//SpringApplication.run(Application.class, new String[]{"--server.port=8444"});
//when invoked recursively it is a port rebalancer for port usage among port pool with server as from client for startup stage via application restarts within many busy ports which are used before or without querying.
}
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