ContainerException:java.lang.NoClassDefFoundError:无法初始化类org.eclipse.persistence.internal.helper.ClassConstants
我试着穿上运动衫休息。我正在尝试制作一个基本的球衣应用程序,但我遇到了这个令人头痛的问题。ContainerException:java.lang.NoClassDefFoundError:无法初始化类org.eclipse.persistence.internal.helper.ClassConstants,java,json,maven,intellij-idea,jersey,Java,Json,Maven,Intellij Idea,Jersey,我试着穿上运动衫休息。我正在尝试制作一个基本的球衣应用程序,但我遇到了这个令人头痛的问题。 如果我添加@products(MediaType.APPLICATION\uxml),一切正常。检索xml对象。但无论何时我将其更改为JSON,都会得到以下错误响应: 这是我的服务器日志: 2020年8月28日下午1:16:46 org.apache.catalina.core.StandardWrapperValve 为Servlet[Jersey Web Application]调用SEVERE:Se
如果我添加@products(MediaType.APPLICATION\uxml),一切正常。检索xml对象。但无论何时我将其更改为JSON,都会得到以下错误响应: 这是我的服务器日志: 2020年8月28日下午1:16:46 org.apache.catalina.core.StandardWrapperValve 为Servlet[Jersey Web Application]调用SEVERE:Servlet.service() 在上下文中,[/RestServiceTraining\u war\u explosed]抛出的路径 异常[org.glassfish.jersey.server.ContainerException: 带有根本原因的java.lang.ExceptionInInitializerError] 位于的java.lang.NullPointerException org.eclipse.persistence.indirection.IndirectCollectionsFactory.getProvider(IndirectCollectionsFactory.java:202) 在 org.eclipse.persistence.indirection.IndirectCollectionsFactory(IndirectCollectionsFactory.java:45) 在 org.eclipse.persistence.internal.helper.ClassConstants.(ClassConstants.java:64) 在 org.eclipse.persistence.internal.identitymaps.AbstractIdentityMap.getDefaultIdentityMapClass(AbstractIdentityMap.java:339) 位于org.eclipse.persistence.sessions.Project(Project.java:109) 在 org.eclipse.persistence.jaxb.compiler.MappingsGenerator.generateProject(MappingsGenerator.java:230) 在 org.eclipse.persistence.jaxb.compiler.Generator.generateProject(Generator.java:186) 在org.glassfish.jersey.internal.Errors$1.call(Errors.java:271)上 org.glassfish.jersey.internal.Errors$1.call(Errors.java:267)在 org.glassfish.jersey.internal.Errors.process(Errors.java:315)位于 org.glassfish.jersey.internal.Errors.process(Errors.java:297)位于 org.glassfish.jersey.internal.Errors.process(Errors.java:267)位于 org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:317) 在 org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:286) 在 org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:1072) 在 org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:399) 在 org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:381) 在 org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:344) 在 org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:221) 在 org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303) 在 org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) 在 org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52) 在 org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241) 在 org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) 在 org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:219) 在 org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:110) 在 org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:492) 在 org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:165) 在 org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:104) 在 org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:1025) 在 org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116) 在 org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:452) 在 org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1201) 在 org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:654) 在 org.apache.tomcat.util.net.aprependpoint$SocketProcessor.doRun(aprependpoint.java:2532) 在 org.apache.tomcat.util.net.aprependpoint$SocketProcessor.run(aprependpoint.java:2521) 在 java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130) 在 java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:630) 在 org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) 位于java.base/java.lang.Thread.run(Thread.java:832) 这就是我要做的
import javax.ws.rs.Consumes;
import javax.ws.rs.DELETE;
import javax.ws.rs.GET;
import javax.ws.rs.POST;
import javax.ws.rs.PUT;
import javax.ws.rs.Path;
import javax.ws.rs.PathParam;
import javax.ws.rs.Produces;
import javax.ws.rs.core.MediaType;
import java.util.List;
@Path("people")
public class PersonResource
{
public static PersonRepository repository = new PersonRepository();
@GET
@Path("person/{id}")
@Produces(MediaType.APPLICATION_JSON)
public Person getPerson(@PathParam("id") int id)
{
return new Person(5,"Mr.E",43);
}
@GET
@Path("list")
@Produces(MediaType.APPLICATION_JSON)
public List<Person> getPeople(){
return repository.getPersonList();
}
@POST
@Path("person")
public void savePerson(Person person){
repository.addPerson(person);
}
@PUT
@Path("update/person")
public void updatePerson(Person person){
repository.updatePerson(person);
}
@DELETE
@Path("{id}")
public void deletePerson(@PathParam("id") int id){
repository.deletePerson(id);
}
}
我的POM文件
4.0.0
org.example
再培训
战争
1.0-快照
再培训
再培训
org.apache.maven.plugins
maven编译器插件
2.5.1
真的
1.7
1.7
org.glassfish.jersey
针织面料
${jersey.version}
聚甲醛
进口
org.glassfish.jersey.containers
jersey容器servlet核心
org.glassfish.jersey.media
泽西媒体公司
javax.xml.bind
jaxb api
2.3.0
2.26-b03
UTF-8
那么我做错了什么?你能帮帮我吗?这是完整的错误日志吗?是的,这是完整的错误日志尝试更新到jersey bomI的较新版本,但没有用。。
import java.util.ArrayList;
import java.util.List;
public class PersonRepository
{
public static List<Person> personList;
public PersonRepository()
{
personList=new ArrayList<>();
personList.add(new Person(1,"Mr.A",24));
personList.add(new Person(2,"Mr.B",55));
personList.add(new Person(3,"Mr.C",18));
}
/**
* Add the given Person to the List
*
* @param person
*/
public void addPerson(Person person){
personList.add(person);
}
/**
* Compares the id of the person object given to check if the person object exist in the list, if yes,
* then replaces it with the given person object.
*
* @param person
*/
public void updatePerson(Person person){
for (Person p:personList)
{
if (p.getId()==person.getId()){
p.setId(person.getId());
p.setAge(person.getAge());
p.setName(person.getName());
}
}
}
/**
* Compares the id of the person object given to check if the person object exist in the list, if yes,
* then removes it from the list
*
* @param id
*/
public void deletePerson(int id){
for (Person p:personList)
{
if (p.getId()==id){
personList.remove(p);
}
}
}
/**
* Returns the List of All persons
*
* @return List new ArrayList<Person>()
*/
public List<Person> getPersonList(){
return this.personList;
}
/**
* Compares the id of the person object given to check if the person object exist in the list, if yes,
* then returns the person object
*
* @param id
* @return
*/
public Person getPerson(int id){
for (Person p:personList)
{
if (p.getId()==id){
return p;
}
}
return null;
}
}
import javax.xml.bind.annotation.XmlRootElement;
@XmlRootElement
public class Person
{
private int id;
private String Name;
private int age;
public Person(int id, String name, int age)
{
this.id = id;
Name = name;
this.age = age;
}
public Person()
{
}
public int getId()
{
return id;
}
public void setId(int id)
{
this.id = id;
}
public String getName()
{
return Name;
}
public void setName(String name)
{
Name = name;
}
public int getAge()
{
return age;
}
public void setAge(int age)
{
this.age = age;
}
}
<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 http://maven.apache.org/maven-v4_0_0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>org.example</groupId>
<artifactId>RestServiceTraining</artifactId>
<packaging>war</packaging>
<version>1.0-SNAPSHOT</version>
<name>RestServiceTraining</name>
<build>
<finalName>RestServiceTraining</finalName>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>2.5.1</version>
<inherited>true</inherited>
<configuration>
<source>1.7</source>
<target>1.7</target>
</configuration>
</plugin>
</plugins>
</build>
<dependencyManagement>
<dependencies>
<dependency>
<groupId>org.glassfish.jersey</groupId>
<artifactId>jersey-bom</artifactId>
<version>${jersey.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement>
<dependencies>
<dependency>
<groupId>org.glassfish.jersey.containers</groupId>
<artifactId>jersey-container-servlet-core</artifactId>
<!-- use the following artifactId if you don't need servlet 2.x compatibility -->
<!-- artifactId>jersey-container-servlet</artifactId -->
</dependency>
<dependency>
<groupId>org.glassfish.jersey.media</groupId>
<artifactId>jersey-media-moxy</artifactId>
</dependency>
<dependency>
<groupId>javax.xml.bind</groupId>
<artifactId>jaxb-api</artifactId>
<version>2.3.0</version>
</dependency>
</dependencies>
<properties>
<jersey.version>2.26-b03</jersey.version>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties>
</project>