Examples of jodd.jtx.worker.LeanJtxWorker

jodd.jtx.worker.LeanJtxWorker
Lean transaction worker helps dealing transactions when they were requested in several places, usually in separated methods. This worker knows when requested transaction is the same as current one, or completely new. It might be useful for aspects.

  protected TransactionAnnotation[] annotationInstances;


  // ---------------------------------------------------------------- ctors


  public AnnotationTxAdviceManager(JtxTransactionManager jtxManager) {
    this(new LeanJtxWorker(jtxManager));
  }

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  public AnnotationTxAdviceManager(LeanJtxWorker jtxWorker) {
    this(jtxWorker, JTXCTX_PATTERN_CLASS + '#' + JTXCTX_PATTERN_METHOD, null);
  }


  public AnnotationTxAdviceManager(JtxTransactionManager jtxManager, String scopePattern) {
    this(new LeanJtxWorker(jtxManager), scopePattern);
  }

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  public AnnotationTxAdviceManager(LeanJtxWorker jtxWorker, String scopePattern) {
    this(jtxWorker, scopePattern, null);
  }


  public AnnotationTxAdviceManager(JtxTransactionManager jtxManager, String scopePattern, JtxTransactionMode defaultTxMode) {
    this(new LeanJtxWorker(jtxManager), scopePattern, defaultTxMode);
  }

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    return new JtxTransactionMode().propagationRequired().readOnly(false);
  }


  @Test
  public void testRequired() {
    LeanJtxWorker worker = new LeanJtxWorker(dbtxm);
    DbJtxSessionProvider sessionProvider = new DbJtxSessionProvider(worker.getTransactionManager());


    // session #1: required - commit
    JtxTransaction jtx = worker.maybeRequestTransaction(required(), CTX_1);
    assertTrue(jtx.isActive());
    assertNotNull(jtx);
    DbSession session = sessionProvider.getDbSession();


    executeUpdate(session, "insert into GIRL values(1, 'Sophia', null)");
    assertTrue(jtx.isActive());
    assertFalse(jtx.isCommitted());
    assertFalse(jtx.isNoTransaction());
    assertTrue(worker.maybeCommitTransaction(jtx));
    assertFalse(jtx.isActive());
    assertTrue(jtx.isCommitted());
    assertFalse(jtx.isNoTransaction());


    // session #2: required - rollback
    jtx = worker.maybeRequestTransaction(required(), CTX_1);
    assertNotNull(jtx);
    session = sessionProvider.getDbSession();
    executeUpdate(session, "insert into GIRL values(2, 'Gloria', null)");
    assertTrue(worker.markOrRollbackTransaction(jtx, null));


    // test
    session = new DbSession(cp);
    assertEquals(1, executeCount(session, "select count(*) from GIRL where id = 1"));
    assertEquals(0, executeCount(session, "select count(*) from GIRL where id = 2"));

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    session.closeSession();
  }


  @Test
  public void testRequiredToRequiredCommit() {
    LeanJtxWorker worker = new LeanJtxWorker(dbtxm);
    DbJtxSessionProvider sessionProvider = new DbJtxSessionProvider(worker.getTransactionManager());


    // session #1: required
    JtxTransaction jtx = worker.maybeRequestTransaction(required(), CTX_1);
    assertNotNull(jtx);
    DbSession session1 = sessionProvider.getDbSession();


    executeUpdate(session1, "insert into GIRL values(1, 'Sophia', null)");
    assertTrue(jtx.isActive());
    assertFalse(jtx.isCommitted());
    assertFalse(jtx.isNoTransaction());




    // session #2: inner, required
    JtxTransaction jtx2 = worker.maybeRequestTransaction(required(), CTX_2);
    assertNull(jtx2);
    DbSession session2 = sessionProvider.getDbSession();
    assertSame(session1, session2);
    executeUpdate(session2, "insert into GIRL values(2, 'Gloria', null)");
    assertFalse(worker.maybeCommitTransaction(jtx2));
    assertTrue(jtx.isActive());


    // session #1: commit
    assertTrue(worker.maybeCommitTransaction(jtx));
    assertFalse(jtx.isActive());
    assertTrue(jtx.isCommitted());


    // test
    session1 = new DbSession(cp);

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    session1.closeSession();
  }


  @Test
  public void testRequiredToRequiredRollback() {
    LeanJtxWorker worker = new LeanJtxWorker(dbtxm);
    DbJtxSessionProvider sessionProvider = new DbJtxSessionProvider(worker.getTransactionManager());


    // session #1: required
    JtxTransaction jtx = worker.maybeRequestTransaction(required(), CTX_1);
    assertNotNull(jtx);
    DbSession session1 = sessionProvider.getDbSession();


    executeUpdate(session1, "insert into GIRL values(1, 'Sophia', null)");
    assertTrue(jtx.isActive());
    assertFalse(jtx.isCommitted());
    assertFalse(jtx.isNoTransaction());




    // session #2: inner, required
    JtxTransaction jtx2 = worker.maybeRequestTransaction(required(), CTX_2);
    assertNull(jtx2);
    DbSession session2 = sessionProvider.getDbSession();
    assertSame(session1, session2);
    executeUpdate(session2, "insert into GIRL values(2, 'Gloria', null)");
    assertFalse(worker.markOrRollbackTransaction(jtx2, null));
    assertFalse(jtx.isActive());
    assertTrue(jtx.isRollbackOnly());


    // session #1: commit
    assertTrue(worker.markOrRollbackTransaction(jtx, null));
    assertFalse(jtx.isActive());
    assertFalse(jtx.isCommitted());
    assertTrue(jtx.isRolledback());


    // test

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    session1.closeSession();
  }


  @Test
  public void testSupportsToRequiredCommit() {
    LeanJtxWorker worker = new LeanJtxWorker(dbtxm);
    DbJtxSessionProvider sessionProvider = new DbJtxSessionProvider(worker.getTransactionManager());


    // session #1: supports
    JtxTransaction jtx = worker.maybeRequestTransaction(supports(), CTX_1);
    assertNotNull(jtx);
    assertFalse(jtx.isActive());
    DbSession session1 = sessionProvider.getDbSession();


    executeUpdate(session1, "insert into GIRL values(1, 'Sophia', null)");
    assertFalse(jtx.isActive());
    assertFalse(jtx.isCommitted());
    assertTrue(jtx.isNoTransaction());




    // session #2: inner, required
    JtxTransaction jtx2 = worker.maybeRequestTransaction(required(), CTX_2);
    assertNotNull(jtx2);
    DbSession session2 = sessionProvider.getDbSession();
    assertNotSame(session1, session2);
    executeUpdate(session2, "insert into GIRL values(2, 'Gloria', null)");
    assertTrue(worker.maybeCommitTransaction(jtx2));
    assertFalse(jtx2.isActive());


    // session #1: rollback
    assertTrue(worker.markOrRollbackTransaction(jtx, null));
    assertFalse(jtx.isActive());
    assertFalse(jtx.isCommitted());


    // test
    session1 = new DbSession(cp);

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    return new JtxTransactionMode().propagationSupports().readOnly(false);
  }


  @Test
  public void testSupportsNone() {
    LeanJtxWorker worker = new LeanJtxWorker(dbtxm);
    DbJtxSessionProvider sessionProvider = new DbJtxSessionProvider(worker.getTransactionManager());


    // session #1: supports - commit
    JtxTransaction jtx = worker.maybeRequestTransaction(supports(), CTX_1);
    assertNotNull(jtx);
    DbSession session = sessionProvider.getDbSession();


    executeUpdate(session, "insert into GIRL values(1, 'Sophia', null)");
    assertFalse(jtx.isActive());
    assertFalse(jtx.isCommitted());
    assertTrue(jtx.isNoTransaction());
    assertTrue(worker.maybeCommitTransaction(jtx));
    assertFalse(jtx.isActive());
    assertTrue(jtx.isCommitted());


    // session #2: required - rollback
    jtx = worker.maybeRequestTransaction(supports(), CTX_2);
    assertNotNull(jtx);
    session = sessionProvider.getDbSession();
    executeUpdate(session, "insert into GIRL values(2, 'Gloria', null)");
    assertTrue(worker.markOrRollbackTransaction(jtx, null));


    // test
    session = new DbSession(cp);
    assertEquals(1, executeCount(session, "select count(*) from GIRL where id = 1"));
    assertEquals(1, executeCount(session, "select count(*) from GIRL where id = 2"));

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    session.closeSession();
  }


  @Test
  public void testRequiredToSupportsCommit() {
    LeanJtxWorker worker = new LeanJtxWorker(dbtxm);
    DbJtxSessionProvider sessionProvider = new DbJtxSessionProvider(worker.getTransactionManager());


    // session #1: required
    JtxTransaction jtx = worker.maybeRequestTransaction(required(), CTX_1);
    assertNotNull(jtx);
    DbSession session1 = sessionProvider.getDbSession();


    executeUpdate(session1, "insert into GIRL values(1, 'Sophia', null)");
    assertTrue(jtx.isActive());
    assertFalse(jtx.isCommitted());
    assertFalse(jtx.isNoTransaction());




    // session #2: inner, supports
    JtxTransaction jtx2 = worker.maybeRequestTransaction(supports(), CTX_2);
    assertNull(jtx2);
    DbSession session2 = sessionProvider.getDbSession();
    assertSame(session1, session2);
    executeUpdate(session2, "insert into GIRL values(2, 'Gloria', null)");
    assertFalse(worker.maybeCommitTransaction(jtx2));
    assertTrue(jtx.isActive());


    // session #1: commit
    assertTrue(worker.maybeCommitTransaction(jtx));
    assertFalse(jtx.isActive());
    assertTrue(jtx.isCommitted());


    // test
    session1 = new DbSession(cp);

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  }




  @Test
  public void testSupportsToSupportsCommit() {
    LeanJtxWorker worker = new LeanJtxWorker(dbtxm);
    DbJtxSessionProvider sessionProvider = new DbJtxSessionProvider(worker.getTransactionManager());


    // session #1: supports
    JtxTransaction jtx = worker.maybeRequestTransaction(supports(), CTX_1);
    assertNotNull(jtx);
    assertFalse(jtx.isActive());
    DbSession session1 = sessionProvider.getDbSession();


    executeUpdate(session1, "insert into GIRL values(1, 'Sophia', null)");
    assertFalse(jtx.isActive());
    assertFalse(jtx.isCommitted());
    assertTrue(jtx.isNoTransaction());




    // session #2: inner, supports
    JtxTransaction jtx2 = worker.maybeRequestTransaction(supports(), CTX_2);
    assertNull(jtx2);
    DbSession session2 = sessionProvider.getDbSession();
    assertSame(session1, session2);
    executeUpdate(session2, "insert into GIRL values(2, 'Gloria', null)");
    assertFalse(worker.maybeCommitTransaction(jtx2));
    assertFalse(jtx.isActive());


    // session #1: commit
    assertTrue(worker.maybeCommitTransaction(jtx));
    assertFalse(jtx.isActive());
    assertTrue(jtx.isCommitted());


    // test
    session1 = new DbSession(cp);

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jodd.jtx.proxy.AnnotationTxAdviceManager

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