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问题：

WELD-001408：默认情况下带限定符的员工类型的不满意依赖项

李意致
2023-03-14

在Netbeans上部署到Glassfish时，我遇到了以下错误。这是我第一次尝试CDI。我读了所有关于这个问题的帖子，但毫无帮助。

日志：

Info:   visiting unvisited references
Info:   visiting unvisited references
Info:   visiting unvisited references
Info:   visiting unvisited references
Info:   Enity.Test.Employee actually got transformed
Info:   EclipseLink, version: Eclipse Persistence Services - 2.5.2.v20140319-9ad6abd
Info:   file:/C:/Users/Bala/Documents/NetBeansProjects/TestAppl/dist/gfdeploy/TestAppl/TestAppl-ejb_jar/_TestAppl-ejbPU login successful
Info:   Portable JNDI names for EJB EmployeeEJB: [java:global/TestAppl/TestAppl-ejb/EmployeeEJB, java:global/TestAppl/TestAppl-ejb/EmployeeEJB!SessionlessEmployee.EmployeeEJB]
WARN:   WELD-000411: Observer method [BackedAnnotatedMethod] public org.glassfish.jms.injection.JMSCDIExtension.processAnnotatedType(@Observes ProcessAnnotatedType<Object>) receives events for all annotated types. Consider restricting events using @WithAnnotations or a generic type with bounds.
WARN:   WELD-000411: Observer method [BackedAnnotatedMethod] org.glassfish.sse.impl.ServerSentEventCdiExtension.processAnnotatedType(@Observes ProcessAnnotatedType<Object>, BeanManager) receives events for all annotated types. Consider restricting events using @WithAnnotations or a generic type with bounds.
WARN:   WELD-000411: Observer method [BackedAnnotatedMethod] private org.glassfish.jersey.gf.cdi.internal.CdiComponentProvider.processAnnotatedType(@Observes ProcessAnnotatedType<Object>) receives events for all annotated types. Consider restricting events using @WithAnnotations or a generic type with bounds.
WARN:   WELD-000411: Observer method [BackedAnnotatedMethod] public org.glassfish.jms.injection.JMSCDIExtension.processAnnotatedType(@Observes ProcessAnnotatedType<Object>) receives events for all annotated types. Consider restricting events using @WithAnnotations or a generic type with bounds.
WARN:   WELD-000411: Observer method [BackedAnnotatedMethod] org.glassfish.sse.impl.ServerSentEventCdiExtension.processAnnotatedType(@Observes ProcessAnnotatedType<Object>, BeanManager) receives events for all annotated types. Consider restricting events using @WithAnnotations or a generic type with bounds.
WARN:   WELD-000411: Observer method [BackedAnnotatedMethod] private org.glassfish.jersey.gf.cdi.internal.CdiComponentProvider.processAnnotatedType(@Observes ProcessAnnotatedType<Object>) receives events for all annotated types. Consider restricting events using @WithAnnotations or a generic type with bounds.
Severe:   Exception during lifecycle processing
org.glassfish.deployment.common.DeploymentException: CDI deployment failure:WELD-001408: Unsatisfied dependencies for type Employee with qualifiers @Default
  at injection point [BackedAnnotatedField] @Inject private Managedbean.Testapp.employeeController.employee
  at Managedbean.Testapp.employeeController.employee(employeeController.java:0)
    at org.glassfish.weld.WeldDeployer.event(WeldDeployer.java:234)
    at org.glassfish.kernel.event.EventsImpl.send(EventsImpl.java:131)
    at org.glassfish.internal.data.ApplicationInfo.load(ApplicationInfo.java:328)
    at com.sun.enterprise.v3.server.ApplicationLifecycle.deploy(ApplicationLifecycle.java:496)
    at com.sun.enterprise.v3.server.ApplicationLifecycle.deploy(ApplicationLifecycle.java:219)
    at org.glassfish.deployment.admin.DeployCommand.execute(DeployCommand.java:491)
    at com.sun.enterprise.v3.admin.CommandRunnerImpl$2$1.run(CommandRunnerImpl.java:539)
    at com.sun.enterprise.v3.admin.CommandRunnerImpl$2$1.run(CommandRunnerImpl.java:535)
    at java.security.AccessController.doPrivileged(Native Method)
    at javax.security.auth.Subject.doAs(Subject.java:356)
    at com.sun.enterprise.v3.admin.CommandRunnerImpl$2.execute(CommandRunnerImpl.java:534)
    at com.sun.enterprise.v3.admin.CommandRunnerImpl$3.run(CommandRunnerImpl.java:565)
    at com.sun.enterprise.v3.admin.CommandRunnerImpl$3.run(CommandRunnerImpl.java:557)
    at java.security.AccessController.doPrivileged(Native Method)
    at javax.security.auth.Subject.doAs(Subject.java:356)
    at com.sun.enterprise.v3.admin.CommandRunnerImpl.doCommand(CommandRunnerImpl.java:556)
    at com.sun.enterprise.v3.admin.CommandRunnerImpl.doCommand(CommandRunnerImpl.java:1464)
    at com.sun.enterprise.v3.admin.CommandRunnerImpl.access$1300(CommandRunnerImpl.java:109)
    at com.sun.enterprise.v3.admin.CommandRunnerImpl$ExecutionContext.execute(CommandRunnerImpl.java:1846)
    at com.sun.enterprise.v3.admin.CommandRunnerImpl$ExecutionContext.execute(CommandRunnerImpl.java:1722)
    at com.sun.enterprise.v3.admin.AdminAdapter.doCommand(AdminAdapter.java:534)
    at com.sun.enterprise.v3.admin.AdminAdapter.onMissingResource(AdminAdapter.java:224)
    at org.glassfish.grizzly.http.server.StaticHttpHandlerBase.service(StaticHttpHandlerBase.java:189)
    at com.sun.enterprise.v3.services.impl.ContainerMapper$HttpHandlerCallable.call(ContainerMapper.java:459)
    at com.sun.enterprise.v3.services.impl.ContainerMapper.service(ContainerMapper.java:167)
    at org.glassfish.grizzly.http.server.HttpHandler.runService(HttpHandler.java:201)
    at org.glassfish.grizzly.http.server.HttpHandler.doHandle(HttpHandler.java:175)
    at org.glassfish.grizzly.http.server.HttpServerFilter.handleRead(HttpServerFilter.java:235)
    at org.glassfish.grizzly.filterchain.ExecutorResolver$9.execute(ExecutorResolver.java:119)
    at org.glassfish.grizzly.filterchain.DefaultFilterChain.executeFilter(DefaultFilterChain.java:284)
    at org.glassfish.grizzly.filterchain.DefaultFilterChain.executeChainPart(DefaultFilterChain.java:201)
    at org.glassfish.grizzly.filterchain.DefaultFilterChain.execute(DefaultFilterChain.java:133)
    at org.glassfish.grizzly.filterchain.DefaultFilterChain.process(DefaultFilterChain.java:112)
    at org.glassfish.grizzly.ProcessorExecutor.execute(ProcessorExecutor.java:77)
    at org.glassfish.grizzly.nio.transport.TCPNIOTransport.fireIOEvent(TCPNIOTransport.java:561)
    at org.glassfish.grizzly.strategies.AbstractIOStrategy.fireIOEvent(AbstractIOStrategy.java:112)
    at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy.run0(WorkerThreadIOStrategy.java:117)
    at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy.access$100(WorkerThreadIOStrategy.java:56)
    at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy$WorkerThreadRunnable.run(WorkerThreadIOStrategy.java:137)
    at org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.doWork(AbstractThreadPool.java:565)
    at org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.run(AbstractThreadPool.java:545)
    at java.lang.Thread.run(Thread.java:745)
Caused by: org.jboss.weld.exceptions.DeploymentException: WELD-001408: Unsatisfied dependencies for type Employee with qualifiers @Default
  at injection point [BackedAnnotatedField] @Inject private Managedbean.Testapp.employeeController.employee
  at Managedbean.Testapp.employeeController.employee(employeeController.java:0)
    at org.jboss.weld.bootstrap.Validator.validateInjectionPointForDeploymentProblems(Validator.java:370)
    at org.jboss.weld.bootstrap.Validator.validateInjectionPoint(Validator.java:291)
    at org.jboss.weld.bootstrap.Validator.validateGeneralBean(Validator.java:134)
    at org.jboss.weld.bootstrap.Validator.validateRIBean(Validator.java:165)
    at org.jboss.weld.bootstrap.Validator.validateBean(Validator.java:529)
    at org.jboss.weld.bootstrap.Validator.validateBeans(Validator.java:515)
    at org.jboss.weld.bootstrap.Validator.validateDeployment(Validator.java:490)
    at org.jboss.weld.bootstrap.WeldStartup.validateBeans(WeldStartup.java:419)
    at org.jboss.weld.bootstrap.WeldBootstrap.validateBeans(WeldBootstrap.java:90)
    at org.glassfish.weld.WeldDeployer.event(WeldDeployer.java:225)
    ... 41 more

Severe:   Exception while loading the app
Severe:   Undeployment failed for context /TestAppl-war
Info:   file:/C:/Users/Bala/Documents/NetBeansProjects/TestAppl/dist/gfdeploy/TestAppl/TestAppl-ejb_jar/_TestAppl-ejbPU logout successful
Severe:   Exception while loading the app : CDI deployment failure:WELD-001408: Unsatisfied dependencies for type Employee with qualifiers @Default
  at injection point [BackedAnnotatedField] @Inject private Managedbean.Testapp.employeeController.employee
  at Managedbean.Testapp.employeeController.employee(employeeController.java:0)
org.jboss.weld.exceptions.DeploymentException: WELD-001408: Unsatisfied dependencies for type Employee with qualifiers @Default
  at injection point [BackedAnnotatedField] @Inject private Managedbean.Testapp.employeeController.employee
  at Managedbean.Testapp.employeeController.employee(employeeController.java:0)
    at org.jboss.weld.bootstrap.Validator.validateInjectionPointForDeploymentProblems(Validator.java:370)
    at org.jboss.weld.bootstrap.Validator.validateInjectionPoint(Validator.java:291)
    at org.jboss.weld.bootstrap.Validator.validateGeneralBean(Validator.java:134)
    at org.jboss.weld.bootstrap.Validator.validateRIBean(Validator.java:165)
    at org.jboss.weld.bootstrap.Validator.validateBean(Validator.java:529)
    at org.jboss.weld.bootstrap.Validator.validateBeans(Validator.java:515)
    at org.jboss.weld.bootstrap.Validator.validateDeployment(Validator.java:490)
    at org.jboss.weld.bootstrap.WeldStartup.validateBeans(WeldStartup.java:419)
    at org.jboss.weld.bootstrap.WeldBootstrap.validateBeans(WeldBootstrap.java:90)
    at org.glassfish.weld.WeldDeployer.event(WeldDeployer.java:225)
    at org.glassfish.kernel.event.EventsImpl.send(EventsImpl.java:131)
    at org.glassfish.internal.data.ApplicationInfo.load(ApplicationInfo.java:328)
    at com.sun.enterprise.v3.server.ApplicationLifecycle.deploy(ApplicationLifecycle.java:496)
    at com.sun.enterprise.v3.server.ApplicationLifecycle.deploy(ApplicationLifecycle.java:219)
    at org.glassfish.deployment.admin.DeployCommand.execute(DeployCommand.java:491)
    at com.sun.enterprise.v3.admin.CommandRunnerImpl$2$1.run(CommandRunnerImpl.java:539)
    at com.sun.enterprise.v3.admin.CommandRunnerImpl$2$1.run(CommandRunnerImpl.java:535)
    at java.security.AccessController.doPrivileged(Native Method)
    at javax.security.auth.Subject.doAs(Subject.java:356)
    at com.sun.enterprise.v3.admin.CommandRunnerImpl$2.execute(CommandRunnerImpl.java:534)
    at com.sun.enterprise.v3.admin.CommandRunnerImpl$3.run(CommandRunnerImpl.java:565)
    at com.sun.enterprise.v3.admin.CommandRunnerImpl$3.run(CommandRunnerImpl.java:557)
    at java.security.AccessController.doPrivileged(Native Method)
    at javax.security.auth.Subject.doAs(Subject.java:356)
    at com.sun.enterprise.v3.admin.CommandRunnerImpl.doCommand(CommandRunnerImpl.java:556)
    at com.sun.enterprise.v3.admin.CommandRunnerImpl.doCommand(CommandRunnerImpl.java:1464)
    at com.sun.enterprise.v3.admin.CommandRunnerImpl.access$1300(CommandRunnerImpl.java:109)
    at com.sun.enterprise.v3.admin.CommandRunnerImpl$ExecutionContext.execute(CommandRunnerImpl.java:1846)
    at com.sun.enterprise.v3.admin.CommandRunnerImpl$ExecutionContext.execute(CommandRunnerImpl.java:1722)
    at com.sun.enterprise.v3.admin.AdminAdapter.doCommand(AdminAdapter.java:534)
    at com.sun.enterprise.v3.admin.AdminAdapter.onMissingResource(AdminAdapter.java:224)
    at org.glassfish.grizzly.http.server.StaticHttpHandlerBase.service(StaticHttpHandlerBase.java:189)
    at com.sun.enterprise.v3.services.impl.ContainerMapper$HttpHandlerCallable.call(ContainerMapper.java:459)
    at com.sun.enterprise.v3.services.impl.ContainerMapper.service(ContainerMapper.java:167)
    at org.glassfish.grizzly.http.server.HttpHandler.runService(HttpHandler.java:201)
    at org.glassfish.grizzly.http.server.HttpHandler.doHandle(HttpHandler.java:175)
    at org.glassfish.grizzly.http.server.HttpServerFilter.handleRead(HttpServerFilter.java:235)
    at org.glassfish.grizzly.filterchain.ExecutorResolver$9.execute(ExecutorResolver.java:119)
    at org.glassfish.grizzly.filterchain.DefaultFilterChain.executeFilter(DefaultFilterChain.java:284)
    at org.glassfish.grizzly.filterchain.DefaultFilterChain.executeChainPart(DefaultFilterChain.java:201)
    at org.glassfish.grizzly.filterchain.DefaultFilterChain.execute(DefaultFilterChain.java:133)
    at org.glassfish.grizzly.filterchain.DefaultFilterChain.process(DefaultFilterChain.java:112)
    at org.glassfish.grizzly.ProcessorExecutor.execute(ProcessorExecutor.java:77)
    at org.glassfish.grizzly.nio.transport.TCPNIOTransport.fireIOEvent(TCPNIOTransport.java:561)
    at org.glassfish.grizzly.strategies.AbstractIOStrategy.fireIOEvent(AbstractIOStrategy.java:112)
    at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy.run0(WorkerThreadIOStrategy.java:117)
    at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy.access$100(WorkerThreadIOStrategy.java:56)
    at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy$WorkerThreadRunnable.run(WorkerThreadIOStrategy.java:137)
    at org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.doWork(AbstractThreadPool.java:565)
    at org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.run(AbstractThreadPool.java:545)
    at java.lang.Thread.run(Thread.java:745)

我的程序代码：

泰斯特普尔战争

指数xhtml

<html xmlns="http://www.w3.org/1999/xhtml"
      xmlns:h="http://xmlns.jcp.org/jsf/html"
      xmlns:f="http://xmlns.jcp.org/jsf/core">
    <h:head>
        <title>Facelet Title</title>
    </h:head>
    <h:body>

       <h:form>
         <h:panelGrid columns="2" >
         <h:outputLabel value="First Name : "/>
         <h:inputText value="#{employeeController.employee.firstname}" />
         <h:outputLabel value="Last Name : "/>
         <h:inputText value="#{employeeController.employee.lastName}"/>
         <h:outputLabel value="Date of Birth : "/>
         <h:inputText value="#{employeeController.employee.dob}">
              <f:convertDateTime pattern="dd/mm/yyyy"/>
         </h:inputText>
         <h:outputLabel value="Phone : "/>
         <h:inputText value="#{employeeController.employee.phone}"/>
         <h:outputLabel value="Email : "/>
         <h:inputText value="#{employeeController.employee.email}"/>
         </h:panelGrid>
       <h:commandButton value="Add New Employee"                                  
                        action="#{employeeController.addNewEmployee()}"/>            
         </h:form>
    </h:body>
</html>

雇员控制员。JAVA

    package Managedbean.Testapp;

 import Enity.Test.Employee;
import SessionlessEmployee.EmployeeEJB;
import java.io.Serializable;
import java.util.Date;
import javax.enterprise.context.RequestScoped;
import javax.inject.Inject;


import javax.inject.Named;

/**
 *
 * @author Bala
 */
@Named(value = "employeeController")
@RequestScoped
public class employeeController implements Serializable {
    private Employee employee = new Employee();
    @Inject private EmployeeEJB employeeEJB;

    /**
     * Creates a new instance of employeeController
     */
    private static final long serialVersionUID = 1L;

    private String firstname;

    private String middlename;

    private String lastname;

    private Date dob;

    private String phone;

    private String email;

    public employeeController() {


    }


    public void setFirstname(String firstname) {
        this.firstname = firstname;
    }



    public void setMiddlename(String middlename) {
        this.middlename = middlename;
    }



    public void setLastname(String lastname) {
        this.lastname = lastname;
    }



    public void setDob(Date dob) {
        this.dob = dob;
    }



    public void setPhone(String phone) {
        this.phone = phone;
    }


    public void setEmail(String email) {
        this.email = email;
    }

     public void addNewEmployee() {
        employee = employeeEJB.addNew(employee);

    }



}

员工EJB

package SessionlessEmployee;

import Enity.Test.Employee;
import java.util.List;
import javax.ejb.Stateless;
import javax.ejb.LocalBean;
import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;
import javax.persistence.TypedQuery;


@Stateless
@LocalBean
public class EmployeeEJB {
    @PersistenceContext(unitName = "TestAppl-ejbPU")
    private EntityManager entityManager;

       public List<Employee> findEmployees(){
              TypedQuery<Employee> query = entityManager.createNamedQuery("findAllEmployees", Employee.class);        
              return query.getResultList();
       }

       public Employee addNew(Employee employee) {
              entityManager.persist(employee);
              return employee;
       }

}

雇员

package Enity.Test;

import java.io.Serializable;
import java.util.Date;
import javax.persistence.Basic;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.Id;
import javax.persistence.NamedQueries;
import javax.persistence.NamedQuery;
import javax.persistence.Table;
import javax.persistence.Temporal;
import javax.persistence.TemporalType;
import javax.validation.constraints.NotNull;
import javax.validation.constraints.Size;
import javax.xml.bind.annotation.XmlRootElement;


@Entity
@Table(name = "EMPLOYEE")
@XmlRootElement
@NamedQueries({
    @NamedQuery(name = "Employee.findAll", query = "SELECT e FROM Employee e"),
    @NamedQuery(name = "Employee.findById", query = "SELECT e FROM Employee e WHERE e.id = :id"),
    @NamedQuery(name = "Employee.findByFirstname", query = "SELECT e FROM Employee e WHERE e.firstname = :firstname"),
    @NamedQuery(name = "Employee.findByMiddlename", query = "SELECT e FROM Employee e WHERE e.middlename = :middlename"),
    @NamedQuery(name = "Employee.findByLastname", query = "SELECT e FROM Employee e WHERE e.lastname = :lastname"),
    @NamedQuery(name = "Employee.findByDob", query = "SELECT e FROM Employee e WHERE e.dob = :dob"),
    @NamedQuery(name = "Employee.findByPhone", query = "SELECT e FROM Employee e WHERE e.phone = :phone"),
    @NamedQuery(name = "Employee.findByEmail", query = "SELECT e FROM Employee e WHERE e.email = :email")})
public class Employee implements Serializable {
    private static final long serialVersionUID = 1L;
    @Id
    @Basic(optional = false)
    @NotNull
    @Column(name = "ID")
    private Integer id;
    @Size(max = 100)
    @Column(name = "FIRSTNAME")
    private String firstname;
    @Basic(optional = false)
    @NotNull
    @Size(min = 1, max = 100)
    @Column(name = "MIDDLENAME")
    private String middlename;
    @Size(max = 100)
    @Column(name = "LASTNAME")
    private String lastname;
    @Column(name = "DOB")
    @Temporal(TemporalType.DATE)
    private Date dob;
    // @Pattern(regexp="^\\(?(\\d{3})\\)?[- ]?(\\d{3})[- ]?(\\d{4})$", message="Invalid phone/fax format, should be as xxx-xxx-xxxx")//if the field contains phone or fax number consider using this annotation to enforce field validation
    @Size(max = 10)
    @Column(name = "PHONE")
    private String phone;
    // @Pattern(regexp="[a-z0-9!#$%&'*+/=?^_`{|}~-]+(?:\\.[a-z0-9!#$%&'*+/=?^_`{|}~-]+)*@(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?\\.)+[a-z0-9](?:[a-z0-9-]*[a-z0-9])?", message="Invalid email")//if the field contains email address consider using this annotation to enforce field validation
    @Size(max = 100)
    @Column(name = "EMAIL")
    private String email;

    public Employee() {
    }

    public Employee(Integer id) {
        this.id = id;
    }

    public Employee(Integer id, String middlename) {
        this.id = id;
        this.middlename = middlename;
    }

    public Integer getId() {
        return id;
    }

    public void setId(Integer id) {
        this.id = id;
    }

    public String getFirstname() {
        return firstname;
    }

    public void setFirstname(String firstname) {
        this.firstname = firstname;
    }

    public String getMiddlename() {
        return middlename;
    }

    public void setMiddlename(String middlename) {
        this.middlename = middlename;
    }

    public String getLastname() {
        return lastname;
    }

    public void setLastname(String lastname) {
        this.lastname = lastname;
    }

    public Date getDob() {
        return dob;
    }

    public void setDob(Date dob) {
        this.dob = dob;
    }

    public String getPhone() {
        return phone;
    }

    public void setPhone(String phone) {
        this.phone = phone;
    }

    public String getEmail() {
        return email;
    }

    public void setEmail(String email) {
        this.email = email;
    }

    @Override
    public int hashCode() {
        int hash = 0;
        hash += (id != null ? id.hashCode() : 0);
        return hash;
    }

    @Override
    public boolean equals(Object object) {
        // TODO: Warning - this method won't work in the case the id fields are not set
        if (!(object instanceof Employee)) {
            return false;
        }
        Employee other = (Employee) object;
        if ((this.id == null && other.id != null) || (this.id != null && !this.id.equals(other.id))) {
            return false;
        }
        return true;
    }

    @Override
    public String toString() {
        return "Enity.Test.Employee[ id=" + id + " ]";
    }

}

桌子

create table "Database".EMPLOYEE
(
    ID INTEGER not null primary key,
    FIRSTNAME VARCHAR(100),
    MIDDLENAME VARCHAR(100) not null,
    LASTNAME VARCHAR(100),
    DOB DATE,
    PHONE VARCHAR(10),
    EMAIL VARCHAR(100)
)

豆。xml

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://xmlns.jcp.org/xml/ns/javaee"
       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
       xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/beans_1_1.xsd"
       bean-discovery-mode="all">
</beans>

这是我部署时自动生成的源代码

雇员。JAVA

 package Enity.Test;

import java.util.Date;
import javax.annotation.Generated;
import javax.persistence.metamodel.SingularAttribute;
import javax.persistence.metamodel.StaticMetamodel;

@Generated(value="EclipseLink-2.5.2.v20140319-rNA", date="2015-04-06T09:18:49")
@StaticMetamodel(Employee.class)
public class Employee_ { 

    public static volatile SingularAttribute<Employee, Integer> id;
    public static volatile SingularAttribute<Employee, String> phone;
    public static volatile SingularAttribute<Employee, String> middlename;
    public static volatile SingularAttribute<Employee, String> email;
    public static volatile SingularAttribute<Employee, Date> dob;
    public static volatile SingularAttribute<Employee, String> lastname;
    public static volatile SingularAttribute<Employee, String> firstname;

}

有什么想法吗？

共有1个答案

太叔景曜
2023-03-14

员工控制器中的这行代码导致异常被抛出。您正在尝试注入员工，但这不是CDI可以注入的bean。如果您删除@Inject注释，它应该会解决问题。

作为旁注，private@Inject employeeeejb employeeeejb 应该用@EJB注释，而不是@Inject

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