| package org.eclipse.basyx.examples.snippets.undoc.vab.connection; |
| |
| import static org.junit.Assert.assertTrue; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| import org.eclipse.basyx.components.servlet.vab.VABLambdaServlet; |
| import org.eclipse.basyx.examples.contexts.BaSyxExamplesContext_1MemoryAASServer_1SQLDirectory; |
| import org.eclipse.basyx.examples.deployment.BaSyxDeployment; |
| import org.eclipse.basyx.examples.support.directory.ExamplesPreconfiguredDirectory; |
| import org.eclipse.basyx.tools.webserviceclient.WebServiceJSONClient; |
| import org.eclipse.basyx.vab.manager.VABConnectionManager; |
| import org.eclipse.basyx.vab.modelprovider.VABElementProxy; |
| import org.eclipse.basyx.vab.protocol.http.connector.HTTPConnectorProvider; |
| import org.junit.ClassRule; |
| import org.junit.Test; |
| |
| |
| |
| /** |
| * Illustrate the use of AAS operations using HTTP REST calls |
| * |
| * @author kuhn |
| * |
| */ |
| public class RunAASManualHTTPOperationsSnippet { |
| |
| |
| /** |
| * VAB connection manager backend |
| */ |
| protected VABConnectionManager connManager = new VABConnectionManager( |
| new ExamplesPreconfiguredDirectory() |
| // Add example specific mappings |
| .addMapping("urn:de.FHG:devices.es.iese:statusSM:1.0:3:x-509#003", "http://localhost:8080/basys.examples/Testsuite/components/BaSys/1.0/devicestatusVAB/"), |
| new HTTPConnectorProvider()); |
| |
| |
| /** |
| * Instantiate and start context elements for this example. BaSyxDeployment contexts instantiate all |
| * components on the IP address of the host. Therefore, all components use the same IP address. |
| */ |
| @ClassRule |
| public static BaSyxDeployment context = new BaSyxDeployment( |
| // Simulated servlets |
| // - BaSys topology with one AAS Server and one SQL directory |
| new BaSyxExamplesContext_1MemoryAASServer_1SQLDirectory(). |
| // Deploy example specific servlets to Tomcat server in this context |
| addServletMapping("/Testsuite/components/BaSys/1.0/devicestatusVAB/*", new VABLambdaServlet()) |
| ); |
| |
| |
| |
| |
| /** |
| * Test basic queries |
| */ |
| @Test @SuppressWarnings("unchecked") |
| public void snippet() throws Exception { |
| |
| // Server connections |
| // - Connect to device (VAB object) |
| VABElementProxy connSubModel1 = this.connManager.connectToVABElement("urn:de.FHG:devices.es.iese:statusSM:1.0:3:x-509#003"); |
| |
| |
| // Create properties on AAS using connection |
| connSubModel1.createValue("properties", new HashMap<String, Object>()); |
| connSubModel1.createValue("properties/prop1", 7); |
| connSubModel1.createValue("properties/prop2", "myStr"); |
| |
| |
| // Web service client accesses AAS using HTTP REST calls |
| WebServiceJSONClient jsonClient = new WebServiceJSONClient(); |
| |
| |
| // Read property values |
| // - Use WebServiceJSONClient class. Returned property contains meta data. The actual value is stored in property "entity" |
| assertTrue((int) ((Map<String, Object>) jsonClient.get("http://localhost:8080/basys.examples/Testsuite/components/BaSys/1.0/devicestatusVAB/properties/prop1")).get("entity") == 7); |
| assertTrue(((Map<String, Object>) jsonClient.get("http://localhost:8080/basys.examples/Testsuite/components/BaSys/1.0/devicestatusVAB/properties/prop2")).get("entity").equals("myStr")); |
| } |
| } |
| |