Examples with Entity com.codename1.rad.models.Entity used on opensource projects

Example 21 with Entity

use of com.codename1.rad.models.Entity in project CodeRAD by shannah.

the class EntityListTest method testTransactions.

private void testTransactions() throws Exception {
    EntityList el = new EntityList();
    Entity bob = new BaseEntity();
    Entity gary = new BaseEntity();
    Entity june = new BaseEntity();
    class Stats {

        private Object data;

        private int count;

        private void reset() {
            data = null;
            count = 0;
        }
    }
    // Warm it up.. make sure no NPEs or anything
    el.add(bob);
    el.add(gary);
    el.remove(bob);
    el.remove(gary);
    Stats stats = new Stats();
    ActionListener<EntityListEvent> l1 = evt -> {
        if (evt instanceof EntityAddedEvent || evt instanceof EntityRemovedEvent) {
            stats.count++;
            stats.data = evt;
        }
    };
    el.addActionListener(l1);
    el.add(bob);
    assertEqual(1, stats.count);
    assertTrue(stats.data instanceof EntityAddedEvent);
    assertEqual(1, el.size());
    EntityAddedEvent eae = (EntityAddedEvent) stats.data;
    assertEqual(bob, eae.getEntity());
    assertNull(eae.getTransaction(), "EntityAddedEvent not in transaction should return null for getTransaction()");
    stats.reset();
    el.startTransaction();
    assertEqual(0, stats.count);
    assertNull(stats.data);
    el.remove(bob);
    assertEqual(1, stats.count);
    assertTrue(stats.data instanceof EntityRemovedEvent);
    assertEqual(0, el.size());
    EntityRemovedEvent ere = (EntityRemovedEvent) stats.data;
    assertEqual(bob, ere.getEntity());
    assertNotNull(ere.getTransaction(), "EntityRemovedEvent inside transaction should return non-null for getTransaction()");
    Throwable t = null;
    try {
        el.startTransaction();
    } catch (IllegalStateException ex) {
        t = ex;
    }
    assertTrue(t instanceof IllegalStateException, "Starting a transaction while another one is active should raise an IllegalStateException");
    el.commitTransaction();
    el.removeActionListener(l1);
    l1 = evt -> {
        if (evt instanceof EntityAddedEvent || evt instanceof EntityRemovedEvent || evt instanceof TransactionEvent) {
            stats.count++;
            stats.data = evt;
        }
    };
    el.addActionListener(l1);
    stats.reset();
    el.startTransaction();
    assertEqual(1, stats.count);
    assertTrue(stats.data instanceof TransactionEvent);
    TransactionEvent te = (TransactionEvent) stats.data;
    assertTrue(te.isEmpty());
    assertTrue(!te.isComplete());
    stats.reset();
    el.add(bob);
    assertEqual(1, stats.count);
    assertTrue(stats.data instanceof EntityAddedEvent);
    eae = (EntityAddedEvent) stats.data;
    assertEqual(bob, eae.getEntity());
    assertEqual(eae.getTransaction(), te, "EntityAddedEvent.getTransaction() should return same TransactionEvent from startTransaction");
    stats.reset();
    el.add(gary);
    assertEqual(1, stats.count);
    assertTrue(stats.data instanceof EntityAddedEvent);
    eae = (EntityAddedEvent) stats.data;
    assertEqual(gary, eae.getEntity());
    stats.reset();
    el.commitTransaction();
    assertEqual(1, stats.count);
    assertTrue(stats.data instanceof TransactionEvent);
    te = (TransactionEvent) stats.data;
    assertEqual(2, te.size());
    assertTrue(te.isComplete());
    assertEqual(bob, te.get(0).getEntity());
    assertEqual(gary, te.get(1).getEntity());
    t = null;
    try {
        el.commitTransaction();
    } catch (IllegalStateException ex) {
        t = ex;
    }
    assertTrue(t instanceof IllegalStateException, "commitTransaction() on list with no current transaction should raise an IllegalStateException");
    el.startTransaction();
    stats.reset();
    el.clear();
    assertEqual(0, el.size(), "EntityList.add() and EntityList.remove() should immediately change the list even if transaction is in progress");
    assertEqual(2, stats.count, "EntityList.clear() should trigger remove events for each item in list");
    el.commitTransaction();
    assertEqual(0, el.size());
    assertEqual(3, stats.count);
    assertTrue(stats.data instanceof TransactionEvent, "commitTransaction() didn't fire a transaction event");
    te = (TransactionEvent) stats.data;
    assertEqual(2, te.size(), "TransactionEvent size() should reflect the number of add or remove operations in transaction.");
    assertEqual(bob, te.get(0).getEntity());
    assertEqual(gary, te.get(1).getEntity());
}

Example 22 with Entity

use of com.codename1.rad.models.Entity in project CodeRAD by shannah.

the class Controller method withLookupEntity.

/**
 * Looks up an entity of a given class, and executes the provided callback with it if the
 * entity is found.
 * @param type A type of entity.  This may be a Class or an Interface.
 * @param callback  Call back that is only called if the lookup finds a match.
 * @return Boolean returns true if the lookup was found.
 * @since 2.0
 */
public boolean withLookupEntity(Class type, SuccessCallback<Entity> callback) {
    Entity o = lookupEntity(type);
    if (o == null)
        return false;
    callback.onSucess(o);
    return true;
}

Example 23 with Entity

use of com.codename1.rad.models.Entity in project CodeRAD by shannah.

the class Controller method withParentLookupEntity.

/**
 * Calls {@link #lookupEntity(Class)} on the Parent controller.
 * @param type The typeof entity to look for.  This may also be an Interface.
 * @param callback Callback executed only if a matching entity is found.
 * @return True if entity is found.
 * @since 2.0
 */
public boolean withParentLookupEntity(Class type, SuccessCallback<Entity> callback) {
    Entity o = parentLookupEntity(type);
    if (o == null)
        return false;
    callback.onSucess(o);
    return true;
}

Example 24 with Entity

use of com.codename1.rad.models.Entity in project CodeRAD by shannah.

the class ActionNode method fireEvent.

/**
 * Fires an event with the given entity, source, and extra data as the context.
 * @param entity
 * @param source
 * @param extraData
 * @return
 */
public ActionEvent fireEvent(Entity entity, Component source, Map extraData) {
    EventFactoryNode eventFactory = this.getEventFactory();
    if (eventFactory == null) {
        eventFactory = new EventFactoryNode(UI.getDefaultEventFactory());
    }
    EventContext eventContext = new EventContext();
    eventContext.setEntity(entity);
    eventContext.setAction(this);
    eventContext.setEventSource(source);
    if (extraData != null) {
        for (Object k : extraData.keySet()) {
            eventContext.putExtra(k, extraData.get(k));
        }
    }
    ActionEvent actionEvent = eventFactory.getValue().createEvent(eventContext);
    fireActionListeners(actionEvent);
    if (actionEvent.isConsumed()) {
        fireAfterActionCallback(actionEvent);
        return actionEvent;
    }
    ActionSupport.dispatchEvent(actionEvent);
    fireAfterActionCallback(actionEvent);
    return actionEvent;
}

Example 25 with Entity

use of com.codename1.rad.models.Entity in project CodeRAD by shannah.

the class PropertySelector method addPropertyChangeListener.

/**
 * Adds a change listener on property.
 * @param l The listener to add.
 */
public void addPropertyChangeListener(ActionListener<PropertyChangeEvent> l) {
    if (root != null) {
        Property prop = property;
        if (prop == null && tags != null) {
            prop = root.getEntity().findProperty(tags);
        }
        if (prop != null) {
            root.getEntity().addPropertyChangeListener(prop, pcl());
        }
    } else {
        Entity leafEntity = getLeafEntity();
        Property leafProperty = getLeafProperty();
        if (leafEntity != null && leafProperty != null) {
            leafEntity.getEntity().addPropertyChangeListener(leafProperty, pcl());
        }
        parent.addVetoablePropertyChangeListener(vpcl());
        parent.addListChangeListener(listChangeListener());
    }
    if (listeners == null) {
        listeners = new EventDispatcher();
    }
    listeners.addListener(l);
}