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

Example 31 with CollectionDatasource

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

the class ItemWrapper method unsubscribe.

@Override
public void unsubscribe() {
    if (item instanceof CollectionDatasource) {
        CollectionDatasource datasource = (CollectionDatasource) item;
        // noinspection unchecked
        datasource.removeCollectionChangeListener(weakCollectionChangeListener);
        weakCollectionChangeListener = null;
    }
    item = null;
    metaClass = null;
    properties.values().forEach(PropertyWrapper::unsubscribe);
    properties.clear();
}

Example 32 with CollectionDatasource

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

the class PermissionUiHelper method createPermissionItem.

/**
 * Add or edit permission item in datasource
 * @param ds Datasource
 * @param roleDs Role datasource
 * @param permissionTarget Permission identifier
 * @param type Permission type
 * @param value Permission value
 */
public static void createPermissionItem(CollectionDatasource<Permission, UUID> ds, Datasource<Role> roleDs, final String permissionTarget, PermissionType type, Integer value) {
    Permission permission = null;
    for (Permission p : ds.getItems()) {
        if (Objects.equals(p.getTarget(), permissionTarget)) {
            permission = p;
            break;
        }
    }
    if (permission == null) {
        // restore entity instead of create
        if (ds instanceof RestorablePermissionDatasource) {
            RestorablePermissionDatasource datasource = (RestorablePermissionDatasource) ds;
            permission = datasource.findRemovedEntity(p -> p != null && Objects.equals(p.getTarget(), permissionTarget));
            if (permission != null) {
                datasource.restoreEntity(permission);
            }
        }
    }
    if (permission == null) {
        Metadata metadata = AppBeans.get(Metadata.NAME);
        Permission newPermission = metadata.create(Permission.class);
        newPermission.setRole(roleDs.getItem());
        newPermission.setTarget(permissionTarget);
        newPermission.setType(type);
        newPermission.setValue(value);
        ds.addItem(newPermission);
    } else {
        permission.setValue(value);
    }
}

Example 33 with CollectionDatasource

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

the class ListEditorPopupWindow method createComponentForEntity.

protected Field createComponentForEntity() {
    Preconditions.checkNotNullArgument(entityName, getMessage("entityNameParamNotDefined"));
    MetaClass metaClass = metadata.getClassNN(entityName);
    Field componentForEntity;
    if (BooleanUtils.isNotTrue(useLookupField)) {
        PickerField pickerField = componentsFactory.createComponent(PickerField.class);
        pickerField.setMetaClass(metaClass);
        if (!Strings.isNullOrEmpty(entityJoinClause) || !Strings.isNullOrEmpty(entityWhereClause)) {
            PickerField.LookupAction lookupAction = dynamicAttributesGuiTools.createLookupAction(pickerField, entityJoinClause, entityWhereClause);
            pickerField.addAction(lookupAction);
        } else {
            pickerField.addLookupAction();
            if (!Strings.isNullOrEmpty(lookupScreen)) {
                PickerField.LookupAction lookupAction = (PickerField.LookupAction) pickerField.getAction(PickerField.LookupAction.NAME);
                if (lookupAction != null) {
                    lookupAction.setLookupScreen(lookupScreen);
                }
            }
        }
        componentForEntity = pickerField;
    } else {
        LookupField lookupField = componentsFactory.createComponent(LookupField.class);
        CollectionDatasource optionsDs;
        if (!Strings.isNullOrEmpty(entityJoinClause) || !Strings.isNullOrEmpty(entityWhereClause)) {
            optionsDs = dynamicAttributesGuiTools.createOptionsDatasourceForLookup(metaClass, entityJoinClause, entityWhereClause);
        } else {
            optionsDs = DsBuilder.create().setMetaClass(metaClass).setViewName(View.MINIMAL).buildCollectionDatasource();
            optionsDs.refresh();
        }
        lookupField.setOptionsDatasource(optionsDs);
        componentForEntity = lookupField;
    }
    componentForEntity.addValueChangeListener(e -> {
        Entity selectedEntity = (Entity) e.getValue();
        if (selectedEntity != null && !valueExists(selectedEntity)) {
            this.addValueToLayout(selectedEntity, ListEditorHelper.getValueCaption(selectedEntity, itemType, timeZone));
        }
        componentForEntity.setValue(null);
    });
    return componentForEntity;
}

Example 34 with CollectionDatasource

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

the class DatasourceImpl method commit.

@SuppressWarnings("unchecked")
@Override
public void commit() {
    backgroundWorker.checkUIAccess();
    if (!allowCommit) {
        return;
    }
    if (getCommitMode() == CommitMode.DATASTORE) {
        final DataSupplier supplier = getDataSupplier();
        Entity committedItem = supplier.commit(item, getView());
        committed(Collections.singleton(committedItem));
    } else if (getCommitMode() == CommitMode.PARENT) {
        if (parentDs == null) {
            throw new IllegalStateException("parentDs is null while commitMode=PARENT");
        }
        if (parentDs instanceof CollectionDatasource) {
            CollectionDatasource ds = (CollectionDatasource) parentDs;
            if (ds.containsItem(item.getId())) {
                ds.modifyItem(item);
            } else {
                ds.addItem(item);
                // This is necessary for nested property datasources to work correctly
                ds.setItem(item);
            }
        } else {
            parentDs.setItem(item);
            if (AppBeans.get(EntityStates.class).isNew(item)) {
                ((DatasourceImplementation) parentDs).modified(item);
            }
        }
        clearCommitLists();
        modified = false;
    } else {
        throw new UnsupportedOperationException("Unsupported commitMode: " + getCommitMode());
    }
}

Example 35 with CollectionDatasource

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

the class AbstractComponentGenerationStrategy method createEntityField.

protected Component createEntityField(ComponentGenerationContext context, MetaPropertyPath mpp) {
    String linkAttribute = null;
    Element xmlDescriptor = context.getXmlDescriptor();
    if (xmlDescriptor != null) {
        linkAttribute = xmlDescriptor.attributeValue("link");
    }
    if (!Boolean.parseBoolean(linkAttribute)) {
        CollectionDatasource optionsDatasource = context.getOptionsDatasource();
        if (DynamicAttributesUtils.isDynamicAttribute(mpp.getMetaProperty())) {
            DynamicAttributesMetaProperty metaProperty = (DynamicAttributesMetaProperty) mpp.getMetaProperty();
            CategoryAttribute attribute = metaProperty.getAttribute();
            if (Boolean.TRUE.equals(attribute.getLookup())) {
                DynamicAttributesGuiTools dynamicAttributesGuiTools = AppBeans.get(DynamicAttributesGuiTools.class);
                optionsDatasource = dynamicAttributesGuiTools.createOptionsDatasourceForLookup(metaProperty.getRange().asClass(), attribute.getJoinClause(), attribute.getWhereClause());
            }
        }
        PickerField pickerField;
        if (optionsDatasource == null) {
            pickerField = componentsFactory.createComponent(PickerField.class);
            setDatasource(pickerField, context);
            if (mpp.getMetaProperty().getType() == MetaProperty.Type.ASSOCIATION) {
                pickerField.addLookupAction();
                if (DynamicAttributesUtils.isDynamicAttribute(mpp.getMetaProperty())) {
                    DynamicAttributesGuiTools dynamicAttributesGuiTools = AppBeans.get(DynamicAttributesGuiTools.class);
                    DynamicAttributesMetaProperty dynamicAttributesMetaProperty = (DynamicAttributesMetaProperty) mpp.getMetaProperty();
                    dynamicAttributesGuiTools.initEntityPickerField(pickerField, dynamicAttributesMetaProperty.getAttribute());
                }
                boolean actionsByMetaAnnotations = ComponentsHelper.createActionsByMetaAnnotations(pickerField);
                if (!actionsByMetaAnnotations) {
                    pickerField.addClearAction();
                }
            } else {
                pickerField.addOpenAction();
                pickerField.addClearAction();
            }
        } else {
            LookupPickerField lookupPickerField = componentsFactory.createComponent(LookupPickerField.class);
            setDatasource(lookupPickerField, context);
            lookupPickerField.setOptionsDatasource(optionsDatasource);
            pickerField = lookupPickerField;
            ComponentsHelper.createActionsByMetaAnnotations(pickerField);
        }
        if (xmlDescriptor != null) {
            String captionProperty = xmlDescriptor.attributeValue("captionProperty");
            if (StringUtils.isNotEmpty(captionProperty)) {
                pickerField.setCaptionMode(CaptionMode.PROPERTY);
                pickerField.setCaptionProperty(captionProperty);
            }
        }
        return pickerField;
    } else {
        EntityLinkField linkField = componentsFactory.createComponent(EntityLinkField.class);
        setDatasource(linkField, context);
        setLinkFieldAttributes(linkField, context);
        return linkField;
    }
}