| 27. 6. 3. 设置注射 |
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File: AnotherEJBLocal.java |
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import javax.ejb.Local;
@Local
public interface AnotherEJBLocal {
public void doAnother();
}
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File: Customer.java |
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import javax.persistence.Entity;
import javax.persistence.EntityListeners;
import javax.persistence.Id;
import javax.persistence.PostRemove;
@Entity
public class Customer implements java.io.Serializable {
private String firstName;
private String lastName;
@Id
private long ssn;
public String getFirstName() {
return firstName;
}
public void setFirstName(String firstName) {
this.firstName = firstName;
}
public String getLastName() {
return lastName;
}
public void setLastName(String lastName) {
this.lastName = lastName;
}
public long getSsn() {
return ssn;
}
public void setSsn(long ssn) {
this.ssn = ssn;
}
}
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File: EmployeeBean.java |
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import javax.annotation.Resource;
import javax.ejb.EJB;
import javax.ejb.SessionContext;
import javax.ejb.Stateless;
import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;
@Stateless
public class EmployeeBean implements EmployeeServiceLocal, EmployeeServiceRemote {
@PersistenceContext(unitName = "EmployeeService")
private EntityManager manager;
private AnotherEJBLocal audit;
@EJB
public void setAuditService(AnotherEJBLocal audit) {
this.audit = audit;
}
public void doAction() {
audit.doAnother();
}
}
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File: EmployeeServiceLocal.java |
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import javax.ejb.Local;
@Local
public interface EmployeeServiceLocal {
public void doAction();
}
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File: EmployeeServiceRemote.java |
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import javax.ejb.Remote;
@Remote
public interface EmployeeServiceRemote {
public void doAction();
}
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File: AnotherEJB.java |
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import javax.ejb.Stateless;
@Stateless
public class AnotherEJB implements AnotherEJBLocal {
public void doAnother(){
System.out.println("AnotherEJB");
}
}
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File: Main.java |
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import javax.ejb.EJB;
import javax.naming.InitialContext;
public class Main {
public static void main(String[] a) throws Exception {
EmployeeServiceRemote service = null;
// Context compEnv = (Context) new InitialContext().lookup("java:comp/env");
// service = (HelloService)new
// InitialContext().lookup("java:comp/env/ejb/HelloService");
service = (EmployeeServiceRemote) new InitialContext().lookup("EmployeeBean/remote");
service.doAction();
}
}
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File: jndi.properties |
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java.naming.factory.initial=org.jnp.interfaces.NamingContextFactory
java.naming.factory.url.pkgs=org.jboss.naming:org.jnp.interfaces
java.naming.provider.url=localhost:1099
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 Download: EJB-SetterInjection.zip( 4,488 k) |