我尝试在 Tomcat 10 上启动我部署的应用程序，但得到 java.lang。 IllegalStateException：Catalina.out 文件中启动 child 错误时出错。如果我将 Tomcat 版本降级到 9，我可以启动我的应用程序，但由于 Spring Boot 版本 3 (JakartaEE) 需要 Tomcat 10。但是这里出了什么问题？我正在研究多个模块 REST API。具有三个应用程序父级：内部、模型和持久性。如果我使用嵌入式 tomcat 服务器运行内部，我会得到正确的响应。
FAIL - Application at context path [/Internal] could not be started
FAIL - Encountered exception [org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[/Internal]]]
java.lang.IllegalStateException: Error starting child
at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:729)
at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:698)
at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:747)
at org.apache.catalina.startup.HostConfig.deployWAR(HostConfig.java:1027)
at org.apache.catalina.startup.HostConfig$DeployWar.run(HostConfig.java:2001)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:572)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:317)
at org.apache.tomcat.util.threads.InlineExecutorService.execute(InlineExecutorService.java:75)
at java.base/java.util.concurrent.AbstractExecutorService.submit(AbstractExecutorService.java:123)
at org.apache.catalina.startup.HostConfig.deployWARs(HostConfig.java:828)
at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:478)
at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1708)
at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:320)
at org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:123)
at org.apache.catalina.util.LifecycleBase.setStateInternal(LifecycleBase.java:423)
at org.apache.catalina.util.LifecycleBase.setState(LifecycleBase.java:366)
at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:946)
at org.apache.catalina.core.StandardHost.startInternal(StandardHost.java:886)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1396)
at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1386)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:317)
at org.apache.tomcat.util.threads.InlineExecutorService.execute(InlineExecutorService.java:75)
at java.base/java.util.concurrent.AbstractExecutorService.submit(AbstractExecutorService.java:145)
at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:919)
at org.apache.catalina.core.StandardEngine.startInternal(StandardEngine.java:265)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
at org.apache.catalina.core.StandardService.startInternal(StandardService.java:432)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
at org.apache.catalina.core.StandardServer.startInternal(StandardServer.java:930)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
at org.apache.catalina.startup.Catalina.start(Catalina.java:795)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:345)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:476)
Caused by: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[/Internal]]
at org.apache.catalina.util.LifecycleBase.handleSubClassException(LifecycleBase.java:440)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:198)
at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:726)
... 35 more
Caused by: org.springframework.context.ApplicationContextException: Unable to start web server
at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.onRefresh(ServletWebServerApplicationContext.java:165)
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:619)
at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:146)
at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:754)
at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:456)
at org.springframework.boot.SpringApplication.run(SpringApplication.java:335)
at org.springframework.boot.web.servlet.support.SpringBootServletInitializer.run(SpringBootServletInitializer.java:174)
at org.springframework.boot.web.servlet.support.SpringBootServletInitializer.createRootApplicationContext(SpringBootServletInitializer.java:154)
at org.springframework.boot.web.servlet.support.SpringBootServletInitializer.onStartup(SpringBootServletInitializer.java:96)
at org.springframework.web.SpringServletContainerInitializer.onStartup(SpringServletContainerInitializer.java:171)
at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5169)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
... 36 more
Caused by: java.lang.IllegalStateException: Failed to register 'filter errorPageFilterRegistration' on the servlet context. Possibly already registered?
at org.springframework.boot.web.servlet.DynamicRegistrationBean.register(DynamicRegistrationBean.java:122)
at org.springframework.boot.web.servlet.RegistrationBean.onStartup(RegistrationBean.java:52)
at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.selfInitialize(ServletWebServerApplicationContext.java:241)
at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.createWebServer(ServletWebServerApplicationContext.java:197)
at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.onRefresh(ServletWebServerApplicationContext.java:162)
... 47 more
我在 Parent POM 中添加所有 3 个模块并构建父应用程序
<?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>3.3.4</version>
<relativePath /> <!-- lookup parent from repository -->
</parent>
<groupId>com.parent</groupId>
<artifactId>Parent</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>pom</packaging>
<name>Parent</name>
<description>Demo project for Spring Boot Modules</description>
<url />
<licenses>
<license />
</licenses>
<developers>
<developer />
</developers>
<scm>
<connection />
<developerConnection />
<tag />
<url />
</scm>
<properties>
<java.version>17</java.version>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-jpa</artifactId>
</dependency>
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-tomcat</artifactId>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
</dependencies>
<modules>
<module>../model</module>
<module>../persistence</module>
<module>../Internal</module>
</modules>
<build>
<pluginManagement>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
<configuration>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
</plugin>
</plugins>
</pluginManagement>
</build>
</project>
内部 POM 文件。在 tomcat 中，我正在部署内部应用程序生成的 war 文件。 bcz 控制器放置在这里。
<?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>com.parent</groupId>
<artifactId>Parent</artifactId>
<version>0.0.1-SNAPSHOT</version>
<relativePath>../Parent/pom.xml</relativePath>
</parent>
<artifactId>Internal</artifactId>
<packaging>war</packaging>
<name>Internal</name>
<description>Demo project for Spring Boot Modules</description>
<url />
<licenses>
<license />
</licenses>
<developers>
<developer />
</developers>
<scm>
<connection />
<developerConnection />
<tag />
<url />
</scm>
<properties>
<java.version>17</java.version>
</properties>
<dependencies>
<dependency>
<groupId>com.parent</groupId>
<artifactId>persistence</artifactId>
<version>0.0.1-SNAPSHOT</version>
</dependency>
<dependency>
<groupId>com.parent</groupId>
<artifactId>model</artifactId>
<version>0.0.1-SNAPSHOT</version>
</dependency>
</dependencies>
<build>
<finalName>${project.artifactId}</finalName>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
<configuration>
<mainClass>com.springTech.internal.InternalApplication</mainClass>
<layout>WAR</layout>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<configuration>
<skipTests>true</skipTests>
</configuration>
</plugin>
</plugins>
</build>
</project>
模型应用POM文件
<?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>com.parent</groupId>
<artifactId>Parent</artifactId>
<version>0.0.1-SNAPSHOT</version>
<relativePath>../Parent/pom.xml</relativePath>
</parent>
<artifactId>model</artifactId>
<name>model</name>
<description>Demo project for Spring Boot Modules/model</description>
<url />
<licenses>
<license />
</licenses>
<developers>
<developer />
</developers>
<scm>
<connection />
<developerConnection />
<tag />
<url />
</scm>
<properties>
<java.version>17</java.version>
</properties>
<dependencies>
<dependency>
<groupId>com.h2database</groupId>
<artifactId>h2</artifactId>
<scope>runtime</scope>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
<configuration>
<skip>true</skip>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<configuration>
<skipTests>true</skipTests>
</configuration>
</plugin>
</plugins>
</build>
</project>
持久化应用程序POM文件
<?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>com.parent</groupId>
<artifactId>Parent</artifactId>
<version>0.0.1-SNAPSHOT</version>
<relativePath>../Parent/pom.xml</relativePath>
</parent>
<artifactId>persistence</artifactId>
<name>persistence</name>
<description>Demo project for Spring Boot Modules</description>
<url />
<licenses>
<license />
</licenses>
<developers>
<developer />
</developers>
<scm>
<connection />
<developerConnection />
<tag />
<url />
</scm>
<properties>
<java.version>17</java.version>
</properties>
<dependencies>
<dependency>
<groupId>com.h2database</groupId>
<artifactId>h2</artifactId>
<scope>runtime</scope>
</dependency>
<dependency>
<groupId>com.parent</groupId>
<artifactId>model</artifactId>
<version>0.0.1-SNAPSHOT</version>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
<configuration>
<skip>true</skip>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<configuration>
<skipTests>true</skipTests>
</configuration>
</plugin>
</plugins>
</build>
</project>
内部代码块
package com.springTech.internal;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.CommandLineRunner;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import com.springTech.model.entity.Users;
import com.springTech.persistence.repo.UserRepo;
@SpringBootApplication(scanBasePackages = "com.springTech")
public class InternalApplication implements CommandLineRunner {
public static void main(String[] args) {
SpringApplication.run(InternalApplication.class, args);
}
@Autowired
private UserRepo repo;
@Override
public void run(String... args) throws Exception {
Users u = new Users();
u.setUserName("aman");
repo.save(u);
Users u1 = new Users();
u1.setUserName("Dev");
repo.save(u1);
}
}
package com.springTech.internal.controller;
import java.util.List;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;
import com.springTech.internal.service.UserService;
import com.springTech.model.entity.Users;
import lombok.extern.slf4j.Slf4j;
@RestController
@Slf4j
public class UserController {
@Autowired
UserService service;
private static final Logger log = LoggerFactory.getLogger(UserController.class);
@GetMapping("/")
public String sayHi() {
return "Hi";
}
@GetMapping("/user")
public ResponseEntity<?> getAllUsers() {
try {
List<Users> users = service.getAllUser();
return ResponseEntity.ok(users);
} catch (Exception e) {
log.error("Error fetching users", e.fillInStackTrace());
return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR)
.body("An error occurred while retrieving users.");
}
}
}
package com.springTech.internal.serviceImpl;
import java.util.List;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import com.springTech.internal.service.UserService;
import com.springTech.model.entity.Users;
import com.springTech.persistence.repo.UserRepo;
@Service
public class UserServiceImpl implements UserService {
@Autowired
UserRepo userRepo;
@Override
public List<Users> getAllUser() {
return userRepo.findAll();
}
}
模型代码块
package com.springTech.model.entity;
import jakarta.persistence.Column;
import jakarta.persistence.Entity;
import jakarta.persistence.GeneratedValue;
import jakarta.persistence.GenerationType;
import jakarta.persistence.Id;
import jakarta.persistence.Table;
import lombok.Data;
import lombok.Getter;
import lombok.Setter;
@Entity
@Table(name = "Users")
@Data
@Getter
@Setter
public class Users {
@Id
@GeneratedValue(strategy = GenerationType.AUTO)
@Column(name="user_id")
private Integer userId;
@Column(name="user_name")
private String userName;
public Integer getUserId() {
return userId;
}
public void setUserId(Integer userId) {
this.userId = userId;
}
public String getUserName() {
return userName;
}
public void setUserName(String userName) {
this.userName = userName;
}
}
持久化代码块
package com.springTech.persistence.repo;
import org.springframework.data.jpa.repository.JpaRepository;
import com.springTech.model.entity.Users;
public interface UserRepo extends JpaRepository<Users, Integer> {
}
持久化数据库配置
spring.datasource.url=jdbc:h2:mem:testdb
spring.datasource.driver-class-name=org.h2.Driver
spring.datasource.username=sa
spring.datasource.password=
spring.h2.console.enabled=true
spring.jpa.database-platform=org.hibernate.dialect.H2Dialect
spring.jpa.hibernate.ddl-auto=update
终于找到解决我问题的方法了。我在父 POM.xml 文件中将 Spring 的版本从
<version>3.3.4</version><version>3.0.13</version>