| /******************************************************************************* |
| * Copyright (C) 2021 the Eclipse BaSyx Authors |
| * |
| * This program and the accompanying materials are made |
| * available under the terms of the Eclipse Public License 2.0 |
| * which is available at https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| ******************************************************************************/ |
| package org.eclipse.basyx.examples.snippets.property; |
| |
| import java.util.function.Consumer; |
| import java.util.function.Supplier; |
| |
| import org.eclipse.basyx.submodel.metamodel.map.submodelelement.dataelement.property.AASLambdaPropertyHelper; |
| import org.eclipse.basyx.submodel.metamodel.map.submodelelement.dataelement.property.Property; |
| import org.eclipse.basyx.submodel.metamodel.map.submodelelement.dataelement.property.valuetype.ValueType; |
| |
| /** |
| * This snippet showcases how create a lambda Property, i.e. a property that |
| * retrieves its value at runtime from an arbitrary backend. <br> |
| * This is for example useful if a sensor or a edge device has to be connected. |
| * It is valid to only provide a getter, i.e. in case of a sensor. <br> |
| * The lambda property will only work if it is included in a submodel and being |
| * hosted} <br> |
| * <br> |
| * Please note, that a submodel containing a dynamic property can not be pushed |
| * to another server. Instead, it has to be hosted on its own server (see |
| * {@link org.eclipse.basyx.examples.snippets.submodel.HostPreconfiguredSubmodel |
| * Host Preconfigured Submodel}). |
| * |
| * @author schnicke |
| * |
| */ |
| public class CreateLambdaProperty { |
| |
| /** |
| * Configures the passed property so that calls to its setValue/getValue are |
| * delegated |
| * |
| * @param propertyIdShort |
| * id of the lambda property |
| * @param type |
| * type of the lambda property |
| * @param get |
| * getter to be used |
| * @param set |
| * setter to be used |
| * @return the created lambda property |
| */ |
| public static Property createLambdaProperty(String propertyIdShort, ValueType type, Supplier<Object> get, Consumer<Object> set) { |
| Property prop = new Property(propertyIdShort, type); |
| |
| AASLambdaPropertyHelper.setLambdaValue(prop, get, set); |
| |
| return prop; |
| } |
| } |