Examples with CollectionDatasource com.haulmont.cuba.gui.data.CollectionDatasource used on opensource projects

Example 66 with CollectionDatasource

use of com.haulmont.cuba.gui.data.CollectionDatasource in project cuba by cuba-platform.

the class LookupFieldTest method testValueLoadFromOptions.

@Test
public void testValueLoadFromOptions() {
    LookupField component = factory.createComponent(LookupField.class);
    // noinspection unchecked
    Datasource<User> testDs = new DsBuilder().setId("testDs").setJavaClass(User.class).setView(viewRepository.getView(User.class, View.LOCAL)).buildDatasource();
    testDs.setItem(new User());
    ((DatasourceImpl) testDs).valid();
    assertNull(component.getValue());
    Group g = new Group();
    testDs.getItem().setGroup(g);
    // noinspection unchecked
    CollectionDatasource<Group, UUID> groupsDs = new DsBuilder().setId("testDs").setJavaClass(Group.class).setView(viewRepository.getView(Group.class, View.LOCAL)).setRefreshMode(CollectionDatasource.RefreshMode.NEVER).setAllowCommit(false).buildCollectionDatasource();
    groupsDs.includeItem(g);
    Group g1 = new Group();
    g1.setId(g.getId());
    groupsDs.includeItem(g1);
    Group g2 = new Group();
    groupsDs.includeItem(g2);
    component.setOptionsDatasource(groupsDs);
    component.setDatasource(testDs, "group");
    assertTrue("Value should be from options ds", g1 == component.getValue());
    component.setValue(g2);
    Component.ValueChangeListener listener1 = e -> {
        assertEquals(g2, e.getPrevValue());
        assertEquals(g1, e.getValue());
    };
    component.addValueChangeListener(listener1);
    component.setValue(g);
}

Example 67 with CollectionDatasource

use of com.haulmont.cuba.gui.data.CollectionDatasource in project cuba by cuba-platform.

the class LookupFieldTest method testValueChangeListener.

@Test
public void testValueChangeListener() {
    LookupField component = factory.createComponent(LookupField.class);
    final AtomicInteger counter = new AtomicInteger(0);
    // noinspection unchecked
    Datasource<User> testDs = new DsBuilder().setId("testDs").setJavaClass(User.class).setView(viewRepository.getView(User.class, View.LOCAL)).buildDatasource();
    testDs.setItem(new User());
    ((DatasourceImpl) testDs).valid();
    assertNull(component.getValue());
    final Group g = new Group();
    testDs.getItem().setGroup(g);
    // noinspection unchecked
    CollectionDatasource<Group, UUID> groupsDs = new DsBuilder().setId("testDs").setJavaClass(Group.class).setView(viewRepository.getView(Group.class, View.LOCAL)).setRefreshMode(CollectionDatasource.RefreshMode.NEVER).setAllowCommit(false).buildCollectionDatasource();
    groupsDs.includeItem(g);
    Group g1 = new Group();
    groupsDs.includeItem(g1);
    Group g2 = new Group();
    groupsDs.includeItem(g2);
    component.setOptionsDatasource(groupsDs);
    Component.ValueChangeListener listener1 = e -> {
        assertNull(e.getPrevValue());
        assertEquals(g2, e.getValue());
        counter.addAndGet(1);
    };
    component.addValueChangeListener(listener1);
    component.setValue(g2);
    component.removeValueChangeListener(listener1);
    assertEquals(1, counter.get());
    Component.ValueChangeListener listener2 = e -> {
        assertEquals(g2, e.getPrevValue());
        assertEquals(g, e.getValue());
        counter.addAndGet(1);
    };
    component.addValueChangeListener(listener2);
    component.setDatasource(testDs, "group");
    assertEquals(g, component.getValue());
    assertEquals(2, counter.get());
    component.removeValueChangeListener(listener2);
    component.setValue(g1);
    assertEquals(g1, testDs.getItem().getGroup());
    assertEquals(2, counter.get());
    Component.ValueChangeListener listener3 = e -> {
        assertEquals(g1, e.getPrevValue());
        assertEquals(g2, e.getValue());
        counter.addAndGet(1);
    };
    component.addValueChangeListener(listener3);
    testDs.getItem().setGroup(g2);
    assertEquals(g2, component.getValue());
    assertEquals(3, counter.get());
}