Example usage for javax.persistence EntityManager close

Introduction

In this page you can find the example usage for javax.persistence EntityManager close.

Prototype

public void close();

Source Link

Document

Close an application-managed entity manager.

Usage

From source file:Address.java

License:asdf

public static void main(String[] a) throws Exception {
        JPAUtil util = new JPAUtil();

        EntityManagerFactory emf = Persistence.createEntityManagerFactory("ProfessorService");
        EntityManager em = emf.createEntityManager();
        ProfessorService service = new ProfessorService(em);

        em.getTransaction().begin();/*ww w  .  jav a  2  s.  c  o  m*/

        service.addProfessor("12");

        util.checkData("select * from EMP");

        em.getTransaction().commit();
        em.close();
        emf.close();
    }

From source file:Address.java

public static void main(String[] a) throws Exception {
        JPAUtil util = new JPAUtil();

        EntityManagerFactory emf = Persistence.createEntityManagerFactory("ProfessorService");
        EntityManager em = emf.createEntityManager();
        ProfessorService service = new ProfessorService(em);

        em.getTransaction().begin();/*from  www.  j  a va 2  s . c om*/

        service.findProfessorsReportingTo(1);

        util.checkData("select * from EMP");

        em.getTransaction().commit();
        em.close();
        emf.close();
    }

From source file:Department.java

public static void main(String[] a) throws Exception {
        JPAUtil util = new JPAUtil();

        EntityManagerFactory emf = Persistence.createEntityManagerFactory("ProfessorService");
        EntityManager em = emf.createEntityManager();
        ProfessorService service = new ProfessorService(em);

        em.getTransaction().begin();//from ww w  . j  a v  a2  s . com

        service.findWithAlias();

        util.checkData("select * from EMP");

        em.getTransaction().commit();
        em.close();
        emf.close();
    }

From source file:Department.java

public static void main(String[] a) throws Exception {
        JPAUtil util = new JPAUtil();

        EntityManagerFactory emf = Persistence.createEntityManagerFactory("ProfessorService");
        EntityManager em = emf.createEntityManager();
        ProfessorService service = new ProfessorService(em);

        em.getTransaction().begin();/*from  ww  w . j  a  va  2 s. c o  m*/

        Collection<Professor> l = service.findAllProfessors();

        util.checkData("select * from Professor");
        util.checkData("select * from Department");

        em.getTransaction().commit();
        em.close();
        emf.close();
    }

From source file:Professor.java

public static void main(String[] a) throws Exception {
        JPAUtil util = new JPAUtil();

        EntityManagerFactory emf = Persistence.createEntityManagerFactory("ProfessorService");
        EntityManager em = emf.createEntityManager();
        ProfessorService service = new ProfessorService(em);

        em.getTransaction().begin();/*w  w  w .jav a 2 s .  c  o m*/

        long l = service.findSalaryForNameAndDepartment("deptName", "empName");

        util.checkData("select * from Professor");
        util.checkData("select * from Department");

        em.getTransaction().commit();
        em.close();
        emf.close();
    }

From source file:ContractProfessor.java

  public static void main(String[] a) throws Exception {
  JPAUtil util = new JPAUtil();

  EntityManagerFactory emf = Persistence.createEntityManagerFactory("ProfessorService");
  EntityManager em = emf.createEntityManager();
  ProfessorService service = new ProfessorService(em);

  em.getTransaction().begin();/*from w  w w .  java2  s. c om*/

  Professor emp = null;
  emp = new ContractProfessor();

  emp.setId(1);
  emp.setName("name");
  service.createProfessor(emp);

  System.out.println("Professors: ");
  for (Professor emp1 : service.findAllProfessors()) {
    System.out.print(emp1);
  }

  util.checkData("select * from EMP");

  em.getTransaction().commit();
  em.close();
  emf.close();
}

From source file:BadProfessor.java

  public static void main(String[] a) throws Exception {
  JPAUtil util = new JPAUtil();

  EntityManagerFactory emf = Persistence.createEntityManagerFactory("ProfessorService");
  EntityManager em = emf.createEntityManager();
  ProfessorService service = new ProfessorService(em);

  em.getTransaction().begin();/* www.jav a2  s  . co  m*/

  BadProfessor emp2 = new BadProfessor();
  emp2.setId(2);

  emp2.setName("bad");
    
  service.createProfessor(emp2);

  System.out.println("Professors: ");
  for (Professor emp1 : service.findAllProfessors()) {
    System.out.print(emp1);
  }

  util.checkData("select * from EMP");

  em.getTransaction().commit();
  em.close();
  emf.close();
}

From source file:Address.java

  public static void main(String[] a) throws Exception {
  JPAUtil util = new JPAUtil();

  EntityManagerFactory emf = Persistence.createEntityManagerFactory("ProfessorService");
  EntityManager em = emf.createEntityManager();
  ProfessorService service = new ProfessorService(em);

  em.getTransaction().begin();//from w  w  w.  j  a  v  a2  s  .  c  om
  Professor emp = service.createProfessor("name", 100, 
      "street", "city", "state", "zip");
  em.getTransaction().commit();
  System.out.println("Persisted " + emp);

  util.checkData("select * from Professor");
  util.checkData("select * from ADDRESS");
  util.checkData("select * from ID_GEN");
    

    
  em.close();
  emf.close();
}

From source file:Professor.java

public static void main(String[] a) throws Exception {
        JPAUtil util = new JPAUtil();

        EntityManagerFactory emf = Persistence.createEntityManagerFactory("ProfessorService");
        EntityManager em = emf.createEntityManager();
        ProfessorService service = new ProfessorService(em);

        em.getTransaction().begin();/*from  w  w w. j  av a  2s.co m*/

        service.createProfessor("country", 1, "name");
        System.out.println("Professors:");
        for (Professor emp : service.findAllProfessors()) {
            System.out.print(emp);
            System.out.print(emp.getManager());
        }

        util.checkData("select * from Professor");

        em.getTransaction().commit();
        em.close();
        emf.close();
    }

From source file:Address.java

public static void main(String[] a) throws Exception {
        JPAUtil util = new JPAUtil();

        EntityManagerFactory emf = Persistence.createEntityManagerFactory("ProfessorService");
        EntityManager em = emf.createEntityManager();
        ProfessorService service = new ProfessorService(em);

        em.getTransaction().begin();/*ww w  . j  a v a2 s . c  o m*/
        Professor emp = service.createProfessor("name", 100, "street", "city", "state", "zip");
        em.getTransaction().commit();
        System.out.println("Persisted " + emp);

        util.checkData("select * from Professor");
        util.checkData("select * from ADDRESS");
        util.checkData("select * from ID_GEN");

        em.close();
        emf.close();
    }