Examples with DependentHolder org.jpox.samples.dependentfield.DependentHolder used on opensource projects

Example 11 with DependentHolder

use of org.jpox.samples.dependentfield.DependentHolder in project tests by datanucleus.

the class DependentFieldTest method clearDependentData.

/**
 * Convenience method to clean out dependent data
 * @param pmf The pmf to use
 */
private void clearDependentData(PersistenceManagerFactory pmf) {
    PersistenceManager pm = pmf.getPersistenceManager();
    Transaction tx = pm.currentTransaction();
    try {
        // disassociate all dependent fields
        tx.begin();
        Extent ext = pm.getExtent(DependentHolder.class, false);
        Iterator it = ext.iterator();
        while (it.hasNext()) {
            DependentHolder holder = (DependentHolder) it.next();
            DependentElement element = holder.getElement();
            if (element != null) {
                element.setOwner(null);
                element.setKey(null);
                pm.flush();
            }
            holder.setElement(null);
            holder.setListDependent1(null);
            holder.setListNonDependent1(null);
            holder.setSetDependent1(null);
            holder.setSetNonDependent1(null);
            holder.setMapDependent1(null);
            holder.setMapNonDependent1(null);
            holder.setMapDependentKeys1(null);
            holder.setMapDependentValues1(null);
            holder.setMapNonDependentKeys1(null);
            holder.setMapNonDependentValues1(null);
            pm.flush();
        }
        ext = pm.getExtent(DependentHolder.class, false);
        it = ext.iterator();
        while (it.hasNext()) {
            DependentHolder holder = (DependentHolder) it.next();
            DependentElement element = holder.getElement();
            if (element != null) {
                element.setOwner(null);
                element.setKey(null);
                pm.flush();
            }
            holder.setElement(null);
            holder.setListDependent2(null);
            holder.setListNonDependent2(null);
            holder.setSetDependent2(null);
            holder.setSetNonDependent2(null);
            holder.setMapDependent2(null);
            holder.setMapNonDependent2(null);
            holder.setMapDependentKeys2(null);
            holder.setMapDependentValues2(null);
            holder.setMapNonDependentKeys2(null);
            holder.setMapNonDependentValues2(null);
            pm.flush();
        }
        ext = pm.getExtent(DependentElement1.class, false);
        it = ext.iterator();
        while (it.hasNext()) {
            DependentElement1 field = (DependentElement1) it.next();
            field.setKey(null);
            field.setOwner(null);
            pm.flush();
        }
        ext = pm.getExtent(DependentElement2.class, false);
        it = ext.iterator();
        while (it.hasNext()) {
            DependentElement2 field = (DependentElement2) it.next();
            field.setKey(null);
            field.setOwner(null);
            pm.flush();
        }
        ext = pm.getExtent(DependentElement3.class, false);
        it = ext.iterator();
        while (it.hasNext()) {
            DependentElement3 field = (DependentElement3) it.next();
            field.setKey(null);
            field.setOwner(null);
            pm.flush();
        }
        ext = pm.getExtent(DependentElement4.class, false);
        it = ext.iterator();
        while (it.hasNext()) {
            DependentElement4 field = (DependentElement4) it.next();
            field.setKey(null);
            field.setOwner(null);
            pm.flush();
        }
        ext = pm.getExtent(DependentElement5.class, false);
        it = ext.iterator();
        while (it.hasNext()) {
            DependentElement5 field = (DependentElement5) it.next();
            field.setKey(null);
            field.setOwner(null);
            pm.flush();
        }
        ext = pm.getExtent(DependentElement6.class, false);
        it = ext.iterator();
        while (it.hasNext()) {
            DependentElement6 field = (DependentElement6) it.next();
            field.setKey(null);
            field.setOwner(null);
            pm.flush();
        }
        ext = pm.getExtent(DependentElement7.class, false);
        it = ext.iterator();
        while (it.hasNext()) {
            DependentElement7 field = (DependentElement7) it.next();
            field.setKey(null);
            field.setOwner(null);
            pm.flush();
        }
        ext = pm.getExtent(DependentElement8.class, false);
        it = ext.iterator();
        while (it.hasNext()) {
            DependentElement8 field = (DependentElement8) it.next();
            field.setKey(null);
            field.setOwner(null);
            pm.flush();
        }
        ext = pm.getExtent(DependentElement9.class, false);
        it = ext.iterator();
        while (it.hasNext()) {
            DependentElement9 field = (DependentElement9) it.next();
            field.setKey(null);
            field.setOwner(null);
            pm.flush();
        }
        ext = pm.getExtent(DependentElement10.class, false);
        it = ext.iterator();
        while (it.hasNext()) {
            DependentElement10 field = (DependentElement10) it.next();
            field.setKey(null);
            field.setOwner(null);
            pm.flush();
        }
        tx.commit();
        clean(pmf, DependentHolder.class);
        clean(pmf, DependentElement1.class);
        clean(pmf, DependentElement2.class);
        clean(pmf, DependentElement3.class);
        clean(pmf, DependentElement4.class);
        clean(pmf, DependentElement5.class);
        clean(pmf, DependentElement6.class);
        clean(pmf, DependentElement7.class);
        clean(pmf, DependentElement8.class);
        clean(pmf, DependentElement9.class);
        clean(pmf, DependentElement10.class);
        clean(pmf, DependentHolder.class);
        clean(pmf, DepInterfaceImpl1.class);
        clean(pmf, DepInterfaceImpl2.class);
    } finally {
        if (tx.isActive()) {
            tx.rollback();
        }
        pm.close();
    }
}

Example 12 with DependentHolder

use of org.jpox.samples.dependentfield.DependentHolder in project tests by datanucleus.

the class DependentFieldTest method testBidirectionalDependentFields.

/**
 * Test of an Inverse 1-N with dependent specified at both ends.
 */
public void testBidirectionalDependentFields() {
    try {
        PersistenceManager pm = pmf.getPersistenceManager();
        Transaction tx = pm.currentTransaction();
        Object containerId = null;
        Object element1Id = null;
        Object element2Id = null;
        try {
            tx.begin();
            DependentHolder holder = new DependentHolder(1, "Basic Container");
            DependentElement1 element1 = new DependentElement1(1, "Element 1");
            DependentElement1 element2 = new DependentElement1(2, "Element 2");
            holder.getSetDependent2().add(element1);
            holder.getSetDependent2().add(element2);
            pm.makePersistent(holder);
            tx.commit();
            containerId = pm.getObjectId(holder);
            element1Id = pm.getObjectId(element1);
            element2Id = pm.getObjectId(element2);
        } catch (Exception e) {
            e.printStackTrace();
            LOG.error(e);
            fail("Exception thrown while persisting bidirectional dependent objects : " + e.getMessage());
        } finally {
            if (tx.isActive()) {
                tx.rollback();
            }
            pm.close();
        }
        // Delete the container
        pm = pmf.getPersistenceManager();
        tx = pm.currentTransaction();
        try {
            tx.begin();
            DependentHolder holder = (DependentHolder) pm.getObjectById(containerId);
            pm.getObjectById(element1Id);
            pm.getObjectById(element2Id);
            assertEquals("Dependent container has incorrect number of dependent elements", 2, holder.getSetDependent2().size());
            // Delete the container
            pm.deletePersistent(holder);
            tx.commit();
        } catch (Exception e) {
            e.printStackTrace();
            LOG.error(e);
            fail("Exception thrown while deleting bidirectional dependent objects : " + e.getMessage());
        } finally {
            if (tx.isActive()) {
                tx.rollback();
            }
            pm.close();
        }
        // Check that none of the objects is still present
        pm = pmf.getPersistenceManager();
        tx = pm.currentTransaction();
        try {
            tx.begin();
            try {
                DependentHolder holder = (DependentHolder) pm.getObjectById(containerId);
                if (holder != null) {
                    fail("Bidirectional dependent container still exists after deletion!");
                }
            } catch (Exception e) {
            }
            try {
                DependentElement1 element1 = (DependentElement1) pm.getObjectById(element1Id);
                if (element1 != null) {
                    fail("Bidirectional dependent element 1 still exists after deletion!");
                }
            } catch (Exception e) {
            }
            try {
                DependentElement1 element2 = (DependentElement1) pm.getObjectById(element2Id);
                if (element2 != null) {
                    fail("Bidirectional dependent element 2 still exists after deletion!");
                }
            } catch (Exception e) {
            }
            tx.commit();
        } catch (Exception e) {
            e.printStackTrace();
            LOG.error(e);
            fail("Exception thrown while checking for deleted bidirectional dependent objects : " + e.getMessage());
        } finally {
            if (tx.isActive()) {
                tx.rollback();
            }
            pm.close();
        }
        // Recreate the container and elements
        pm = pmf.getPersistenceManager();
        tx = pm.currentTransaction();
        try {
            tx.begin();
            DependentHolder holder = new DependentHolder(11, "Basic Container 11");
            DependentElement1 element1 = new DependentElement1(11, "Element 11");
            DependentElement1 element2 = new DependentElement1(12, "Element 12");
            holder.getSetDependent2().add(element1);
            holder.getSetDependent2().add(element2);
            pm.makePersistent(holder);
            tx.commit();
            containerId = pm.getObjectId(holder);
            element1Id = pm.getObjectId(element1);
            element2Id = pm.getObjectId(element2);
        } catch (Exception e) {
            e.printStackTrace();
            LOG.error(e);
            fail("Exception thrown while persisting bidirectional dependent objects : " + e.getMessage());
        } finally {
            if (tx.isActive()) {
                tx.rollback();
            }
            pm.close();
        }
        // Remove an element
        pm = pmf.getPersistenceManager();
        tx = pm.currentTransaction();
        try {
            tx.begin();
            DependentHolder holder = (DependentHolder) pm.getObjectById(containerId);
            DependentElement1 element2 = (DependentElement1) pm.getObjectById(element2Id);
            assertEquals("Dependent container has incorrect number of dependent elements", 2, holder.getSetDependent2().size());
            // Remove the second element from the container. This will empty the collection, and then
            // will delete it since it is dependent on the owner, and delete the container since that
            // is dependent on the elements.
            holder.getSetDependent2().remove(element2);
            tx.commit();
        } catch (Exception e) {
            e.printStackTrace();
            LOG.error(e);
            fail("Exception thrown while removing element from container : " + e.getMessage());
        } finally {
            if (tx.isActive()) {
                tx.rollback();
            }
            pm.close();
        }
        // Check that none of the objects is still present
        pm = pmf.getPersistenceManager();
        tx = pm.currentTransaction();
        try {
            tx.begin();
            try {
                DependentHolder holder = (DependentHolder) pm.getObjectById(containerId);
                if (holder == null) {
                    fail("Bidirectional dependent container doesn't exist after removal of element!");
                }
            } catch (Exception e) {
            }
            try {
                DependentElement1 element1 = (DependentElement1) pm.getObjectById(element1Id);
                if (element1 == null) {
                    fail("Bidirectional dependent element 1 doesn't exist after removal of element!");
                }
            } catch (Exception e) {
            }
            try {
                DependentElement1 element2 = (DependentElement1) pm.getObjectById(element2Id);
                if (element2 != null) {
                    fail("Bidirectional dependent element 2 still exists after its removal from container. Should have been deleted when removed from the container!");
                }
            } catch (Exception e) {
            }
            tx.commit();
        } catch (Exception e) {
            e.printStackTrace();
            LOG.error(e);
            fail("Exception thrown while checking for bidirectional dependent objects : " + e.getMessage());
        } finally {
            if (tx.isActive()) {
                tx.rollback();
            }
            pm.close();
        }
    } finally {
        clearDependentData(pmf);
    }
}