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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.converters;
  14
  15 import java.util.HashMap;
  16 import java.util.Map;
  17
  18 import org.openhab.binding.ihc.internal.ws.resourcevalues.WSBooleanValue;
  19 import org.openhab.binding.ihc.internal.ws.resourcevalues.WSDateValue;
  20 import org.openhab.binding.ihc.internal.ws.resourcevalues.WSEnumValue;
  21 import org.openhab.binding.ihc.internal.ws.resourcevalues.WSFloatingPointValue;
  22 import org.openhab.binding.ihc.internal.ws.resourcevalues.WSIntegerValue;
  23 import org.openhab.binding.ihc.internal.ws.resourcevalues.WSResourceValue;
  24 import org.openhab.binding.ihc.internal.ws.resourcevalues.WSTimeValue;
  25 import org.openhab.binding.ihc.internal.ws.resourcevalues.WSTimerValue;
  26 import org.openhab.binding.ihc.internal.ws.resourcevalues.WSWeekdayValue;
  27 import org.openhab.core.library.types.DateTimeType;
  28 import org.openhab.core.library.types.DecimalType;
  29 import org.openhab.core.library.types.OnOffType;
  30 import org.openhab.core.library.types.OpenClosedType;
  31 import org.openhab.core.library.types.PercentType;
  32 import org.openhab.core.library.types.StringType;
  33 import org.openhab.core.library.types.UpDownType;
  34 import org.openhab.core.types.Type;
  35
  36 /**
  37  * IHC / ELKO {@literal <->} openHAB data type converter factory.
  38  *
  39  * @author Pauli Anttila - Initial contribution
  40  */
  41 public enum ConverterFactory {
  42     INSTANCE;
  43
  44     private static final String ITEM_TYPE_NUMBER = "Number";
  45     private static final String ITEM_TYPE_SWITCH = "Switch";
  46     private static final String ITEM_TYPE_CONTACT = "Contact";
  47     private static final String ITEM_TYPE_DIMMER = "Dimmer";
  48     private static final String ITEM_TYPE_DATETIME = "DateTime";
  49     private static final String ITEM_TYPE_STRING = "String";
  50     private static final String ITEM_TYPE_ROLLERSHUTTER = "Rollershutter";
  51
  52     private class Key {
  53         Class<? extends WSResourceValue> ihcType;
  54         Class<? extends Type> openhabType;
  55
  56         Key(Class<? extends WSResourceValue> ihcType, Class<? extends Type> openhabType) {
  57             this.ihcType = ihcType;
  58             this.openhabType = openhabType;
  59         }
  60
  61         @Override
  62         public int hashCode() {
  63             return ihcType.getClass().hashCode() + openhabType.getClass().hashCode();
  64         }
  65
  66         @Override
  67         public boolean equals(Object o) {
  68             if (o == this) {
  69                 return true;
  70             }
  71             if (!(o instanceof Key)) {
  72                 return false;
  73             }
  74             Key key = (Key) o;
  75
  76             return key.ihcType.equals(ihcType) && key.openhabType.equals(openhabType);
  77         }
  78     }
  79
  80     private Map<Key, Converter<? extends WSResourceValue, ? extends Type>> converters;
  81
  82     private ConverterFactory() {
  83         converters = new HashMap<>();
  84
  85         converters.put(new Key(WSDateValue.class, DateTimeType.class), new DateTimeTypeWSDateValueConverter());
  86         converters.put(new Key(WSTimeValue.class, DateTimeType.class), new DateTimeTypeWSTimeValueConverter());
  87         converters.put(new Key(WSBooleanValue.class, DecimalType.class), new DecimalTypeWSBooleanValueConverter());
  88         converters.put(new Key(WSEnumValue.class, DecimalType.class), new DecimalTypeWSEnumValueConverter());
  89         converters.put(new Key(WSFloatingPointValue.class, DecimalType.class),
  90                 new DecimalTypeWSFloatingPointValueConverter());
  91         converters.put(new Key(WSIntegerValue.class, DecimalType.class), new DecimalTypeWSIntegerValueConverter());
  92         converters.put(new Key(WSTimerValue.class, DecimalType.class), new DecimalTypeWSTimerValueConverter());
  93         converters.put(new Key(WSWeekdayValue.class, DecimalType.class), new DecimalTypeWSWeekdayValueConverter());
  94         converters.put(new Key(WSBooleanValue.class, OnOffType.class), new OnOffTypeWSBooleanValueConverter());
  95         converters.put(new Key(WSIntegerValue.class, OnOffType.class), new OnOffTypeWSIntegerValueConverter());
  96         converters.put(new Key(WSBooleanValue.class, OpenClosedType.class),
  97                 new OpenClosedTypeWSBooleanValueConverter());
  98         converters.put(new Key(WSIntegerValue.class, OpenClosedType.class),
  99                 new OpenClosedTypeWSIntegerValueConverter());
 100         converters.put(new Key(WSIntegerValue.class, PercentType.class), new PercentTypeWSIntegerValueConverter());
 101         converters.put(new Key(WSEnumValue.class, StringType.class), new StringTypeWSEnumValueConverter());
 102         converters.put(new Key(WSBooleanValue.class, UpDownType.class), new UpDownTypeWSBooleanValueConverter());
 103         converters.put(new Key(WSIntegerValue.class, UpDownType.class), new UpDownTypeWSIntegerValueConverter());
 104     }
 105
 106     public static ConverterFactory getInstance() {
 107         return INSTANCE;
 108     }
 109
 110     @SuppressWarnings("unchecked")
 111     public Converter<WSResourceValue, Type> getConverter(Class<? extends WSResourceValue> resourceValueType,
 112             Class<? extends Type> type) {
 113         return (Converter<WSResourceValue, Type>) converters.get(new Key(resourceValueType, type));
 114     }
 115
 116     @SuppressWarnings("unchecked")
 117     public Converter<WSResourceValue, Type> getConverter(Class<? extends WSResourceValue> resourceValueType,
 118             String itemType) {
 119         Class<? extends Type> type = null;
 120         switch (itemType) {
 121             case ITEM_TYPE_SWITCH:
 122                 type = OnOffType.class;
 123                 break;
 124             case ITEM_TYPE_ROLLERSHUTTER:
 125             case ITEM_TYPE_DIMMER:
 126                 type = PercentType.class;
 127                 break;
 128             case ITEM_TYPE_CONTACT:
 129                 type = OpenClosedType.class;
 130                 break;
 131             case ITEM_TYPE_STRING:
 132                 type = StringType.class;
 133                 break;
 134             case ITEM_TYPE_NUMBER:
 135                 type = DecimalType.class;
 136                 break;
 137             case ITEM_TYPE_DATETIME:
 138                 type = DateTimeType.class;
 139                 break;
 140         }
 141         return (Converter<WSResourceValue, Type>) converters.get(new Key(resourceValueType, type));
 142     }
 143 }