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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.homematic.internal.communicator.parser;
  14
  15 import java.io.IOException;
  16 import java.util.Map;
  17
  18 import org.openhab.binding.homematic.internal.model.HmChannel;
  19 import org.openhab.binding.homematic.internal.model.HmDatapoint;
  20 import org.openhab.binding.homematic.internal.model.HmParamsetType;
  21 import org.openhab.binding.homematic.internal.model.HmValueType;
  22
  23 /**
  24  * Parses a Homegear message with variables and generates the datapoints.
  25  *
  26  * @author Gerhard Riegler - Initial contribution
  27  */
  28 public class GetAllSystemVariablesParser extends CommonRpcParser<Object[], Void> {
  29     private HmChannel channel;
  30
  31     public GetAllSystemVariablesParser(HmChannel channel) {
  32         this.channel = channel;
  33     }
  34
  35     @Override
  36     @SuppressWarnings("unchecked")
  37     public Void parse(Object[] message) throws IOException {
  38         Map<String, ?> mapMessage = (Map<String, ?>) message[0];
  39         for (String variableName : mapMessage.keySet()) {
  40             Object value = mapMessage.get(variableName);
  41             HmDatapoint dp = channel.getDatapoint(HmParamsetType.VALUES, variableName);
  42             if (dp != null) {
  43                 dp.setValue(value);
  44             } else {
  45                 HmDatapoint dpVariable = new HmDatapoint(variableName, variableName, guessType(value), value, false,
  46                         HmParamsetType.VALUES);
  47                 dpVariable.setInfo(variableName);
  48                 channel.addDatapoint(dpVariable);
  49             }
  50         }
  51         return null;
  52     }
  53
  54     /**
  55      * Guesses the value type.
  56      */
  57     private HmValueType guessType(Object value) {
  58         if (value == null) {
  59             return HmValueType.UNKNOWN;
  60         } else if (value instanceof Boolean) {
  61             return HmValueType.BOOL;
  62         } else if (value instanceof Integer || value instanceof Long) {
  63             return HmValueType.INTEGER;
  64         } else if (value instanceof Number) {
  65             return HmValueType.FLOAT;
  66         } else {
  67             return HmValueType.STRING;
  68         }
  69     }
  70 }