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   1 /**
   2  * Copyright (c) 2010-2023 Contributors to the openHAB project
   3  *
   4  * See the NOTICE file(s) distributed with this work for additional
   5  * information.
   6  *
   7  * This program and the accompanying materials are made available under the
   8  * terms of the Eclipse Public License 2.0 which is available at
   9  * http://www.eclipse.org/legal/epl-2.0
  10  *
  11  * SPDX-License-Identifier: EPL-2.0
  12  */
  13 package org.openhab.binding.ihc.internal.ws.services;
  14
  15 import java.io.IOException;
  16 import java.util.ArrayList;
  17 import java.util.List;
  18
  19 import javax.xml.xpath.XPathExpressionException;
  20
  21 import org.openhab.binding.ihc.internal.ws.datatypes.WSRFDevice;
  22 import org.openhab.binding.ihc.internal.ws.datatypes.XPathUtils;
  23 import org.openhab.binding.ihc.internal.ws.exeptions.IhcExecption;
  24 import org.openhab.binding.ihc.internal.ws.http.IhcConnectionPool;
  25 import org.w3c.dom.Node;
  26 import org.w3c.dom.NodeList;
  27
  28 /**
  29  * Class to handle IHC / ELKO LS Controller's airlink management service.
  30  *
  31  *
  32  * @author Pauli Anttila - Initial contribution
  33  */
  34 public class IhcAirlinkManagementService extends IhcBaseService {
  35
  36     public IhcAirlinkManagementService(String host, int timeout, IhcConnectionPool ihcConnectionPool) {
  37         super(ihcConnectionPool, timeout, host, "AirlinkManagementService");
  38     }
  39
  40     /**
  41      * Query system information from the controller.
  42      *
  43      * @return system information.
  44      * @throws IhcExecption
  45      */
  46     public synchronized List<WSRFDevice> getDetectedDeviceList() throws IhcExecption {
  47         String response = sendSoapQuery("getDetectedDeviceList", EMPTY_QUERY);
  48
  49         List<WSRFDevice> resourceValueList = new ArrayList<>();
  50
  51         try {
  52             NodeList nodeList = XPathUtils.parseList(response,
  53                     "/SOAP-ENV:Envelope/SOAP-ENV:Body/ns1:getDetectedDeviceList1/ns1:arrayItem");
  54
  55             if (nodeList != null) {
  56                 for (int i = 0; i < nodeList.getLength(); i++) {
  57                     Node node = nodeList.item(i);
  58                     if (node != null) {
  59                         WSRFDevice dev = parseResourceValue(node);
  60                         if (dev != null) {
  61                             resourceValueList.add(dev);
  62                         }
  63                     }
  64                 }
  65             } else {
  66                 throw new IhcExecption("Illegal resource value notification response received");
  67             }
  68             return resourceValueList;
  69         } catch (IOException | XPathExpressionException | NumberFormatException e) {
  70             throw new IhcExecption("Error occured during XML data parsing", e);
  71         }
  72     }
  73
  74     private WSRFDevice parseResourceValue(Node n) throws XPathExpressionException, NumberFormatException {
  75         try {
  76             int batteryLevel = Integer.parseInt(XPathUtils.getValueFromNode(n, "batteryLevel"));
  77             int deviceType = Integer.parseInt(XPathUtils.getValueFromNode(n, "deviceType"));
  78             long serialNumber = Long.parseLong(XPathUtils.getValueFromNode(n, "serialNumber"));
  79             int signalStrength = Integer.parseInt(XPathUtils.getValueFromNode(n, "signalStrength"));
  80             int version = Integer.parseInt(XPathUtils.getValueFromNode(n, "version"));
  81             boolean detected = Boolean.valueOf(XPathUtils.getValueFromNode(n, "detected"));
  82             return new WSRFDevice(batteryLevel, deviceType, serialNumber, signalStrength, version, detected);
  83         } catch (NumberFormatException e) {
  84             return null;
  85         }
  86     }
  87 }