Examples with JDOException javax.jdo.JDOException used on opensource projects

Example 31 with JDOException

use of javax.jdo.JDOException in project tests by datanucleus.

the class TransactionTest method testAutomaticRollback.

/**
 * Test for proper functioning of automatic rollback upon failed commit
 */
public void testAutomaticRollback() {
    if (!storeMgr.getSupportedOptions().contains(StoreManager.OPTION_ORM_FOREIGN_KEYS)) {
        // No foreign keys with this datastore so cannot pass this test
        return;
    }
    try {
        PersistenceManager pm = pmf.getPersistenceManager();
        Transaction tx = pm.currentTransaction();
        tx.setOptimistic(true);
        LoginAccount acct = new LoginAccount("Fred", "Flintstone", "fred", "yabbadabbadoo");
        Login login = acct.getLogin();
        try {
            tx.begin();
            pm.makePersistent(acct);
            tx.commit();
            // provoke FK violation
            tx.begin();
            pm.deletePersistent(login);
            boolean exceptionCaught = false;
            try {
                tx.commit();
                assertTrue("Should have caught exception during commit due to FK violation", false);
            } catch (JDOException e) {
                // Expected
                exceptionCaught = true;
            }
            assertTrue("No exception was thrown during commit so couldnt test autoRollback", exceptionCaught);
            // now verify that we can still commit, i.e. tx was rolled back properly and is not active anymore
            tx.begin();
            LoginAccount acct2 = new LoginAccount("Wilma", "Flintstone", "wilma", "pebbles");
            pm.makePersistent(acct2);
            tx.commit();
        } finally {
            if (tx.isActive()) {
                tx.rollback();
            }
        }
    } finally {
        clean(LoginAccount.class);
    }
}

Example 32 with JDOException

use of javax.jdo.JDOException in project tests by datanucleus.

the class TransactionTest method testSqlExceptionIsAccessible.

/**
 * Test that upon exception during commit, any SQLException that was the cause of the problem
 * is provided as nested exception
 */
public void testSqlExceptionIsAccessible() {
    if (vendorID == null) {
        // Only applicable to RDBMS
        return;
    }
    try {
        PersistenceManager pm = pmf.getPersistenceManager();
        Transaction tx = pm.currentTransaction();
        tx.setOptimistic(true);
        LoginAccount acct = new LoginAccount("Fred", "Flintstone", "fred", "yabbadabbadoo");
        Login login = acct.getLogin();
        try {
            tx.begin();
            pm.makePersistent(acct);
            tx.commit();
            // provoke FK violation
            tx.begin();
            pm.deletePersistent(login);
            boolean exceptionCaught = false;
            try {
                tx.commit();
                assertTrue("Should have caught exception during commit due to FK violation", false);
            } catch (JDOException e) {
                Throwable nested = e.getCause();
                if (nested != null && (nested instanceof SQLException)) {
                    exceptionCaught = true;
                }
            }
            assertTrue("Did not catch JDOException with nested SQLException, although expected", exceptionCaught);
        } finally {
            if (tx.isActive()) {
                tx.rollback();
            }
        }
    } finally {
        clean(LoginAccount.class);
    }
}