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   1 /**
   2  * Copyright (c) 2010-2020 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.plugwise.internal;
  14
  15 import static org.openhab.binding.plugwise.internal.PlugwiseBindingConstants.*;
  16 import static org.openhab.binding.plugwise.internal.protocol.field.DeviceType.*;
  17
  18 import java.time.LocalDateTime;
  19 import java.time.ZoneId;
  20 import java.time.format.DateTimeFormatter;
  21 import java.util.Map;
  22
  23 import org.apache.commons.lang.StringUtils;
  24 import org.apache.commons.lang.WordUtils;
  25 import org.eclipse.jdt.annotation.NonNullByDefault;
  26 import org.eclipse.jdt.annotation.Nullable;
  27 import org.openhab.binding.plugwise.internal.protocol.InformationResponseMessage;
  28 import org.openhab.binding.plugwise.internal.protocol.field.DeviceType;
  29 import org.openhab.core.library.types.DateTimeType;
  30 import org.openhab.core.thing.Thing;
  31 import org.openhab.core.thing.ThingTypeUID;
  32
  33 /**
  34  * Utility class for sharing utility methods between objects.
  35  *
  36  * @author Wouter Born - Initial contribution
  37  */
  38 @NonNullByDefault
  39 public final class PlugwiseUtils {
  40
  41     private PlugwiseUtils() {
  42         // Hidden utility class constructor
  43     }
  44
  45     public static DeviceType getDeviceType(ThingTypeUID uid) {
  46         if (uid.equals(THING_TYPE_CIRCLE)) {
  47             return CIRCLE;
  48         } else if (uid.equals(THING_TYPE_CIRCLE_PLUS)) {
  49             return CIRCLE_PLUS;
  50         } else if (uid.equals(THING_TYPE_SCAN)) {
  51             return SCAN;
  52         } else if (uid.equals(THING_TYPE_SENSE)) {
  53             return SENSE;
  54         } else if (uid.equals(THING_TYPE_STEALTH)) {
  55             return STEALTH;
  56         } else if (uid.equals(THING_TYPE_SWITCH)) {
  57             return SWITCH;
  58         } else {
  59             return UNKNOWN;
  60         }
  61     }
  62
  63     public static @Nullable ThingTypeUID getThingTypeUID(DeviceType deviceType) {
  64         if (deviceType == CIRCLE) {
  65             return THING_TYPE_CIRCLE;
  66         } else if (deviceType == CIRCLE_PLUS) {
  67             return THING_TYPE_CIRCLE_PLUS;
  68         } else if (deviceType == SCAN) {
  69             return THING_TYPE_SCAN;
  70         } else if (deviceType == SENSE) {
  71             return THING_TYPE_SENSE;
  72         } else if (deviceType == STEALTH) {
  73             return THING_TYPE_STEALTH;
  74         } else if (deviceType == SWITCH) {
  75             return THING_TYPE_SWITCH;
  76         } else {
  77             return null;
  78         }
  79     }
  80
  81     public static String lowerCamelToUpperUnderscore(String text) {
  82         return text.replaceAll("([a-z])([A-Z]+)", "$1_$2").toUpperCase();
  83     }
  84
  85     public static <T extends Comparable<T>> T minComparable(T first, T second) {
  86         return first.compareTo(second) <= 0 ? first : second;
  87     }
  88
  89     public static DateTimeType newDateTimeType(LocalDateTime localDateTime) {
  90         return new DateTimeType(localDateTime.atZone(ZoneId.systemDefault()));
  91     }
  92
  93     public static void stopBackgroundThread(@Nullable Thread thread) {
  94         if (thread != null) {
  95             thread.interrupt();
  96             try {
  97                 thread.join();
  98             } catch (InterruptedException e) {
  99                 Thread.interrupted();
 100             }
 101         }
 102     }
 103
 104     public static String upperUnderscoreToLowerCamel(String text) {
 105         String upperCamel = StringUtils.remove(WordUtils.capitalizeFully(text, new char[] { '_' }), "_");
 106         return upperCamel.substring(0, 1).toLowerCase() + upperCamel.substring(1);
 107     }
 108
 109     @SuppressWarnings("null")
 110     public static boolean updateProperties(Map<String, String> properties, InformationResponseMessage message) {
 111         boolean update = false;
 112
 113         // Update firmware version property
 114         String oldFirmware = properties.get(Thing.PROPERTY_FIRMWARE_VERSION);
 115         String newFirmware = DateTimeFormatter.ISO_LOCAL_DATE.format(message.getFirmwareVersion());
 116         if (oldFirmware == null || !oldFirmware.equals(newFirmware)) {
 117             properties.put(Thing.PROPERTY_FIRMWARE_VERSION, newFirmware);
 118             update = true;
 119         }
 120
 121         // Update hardware version property
 122         String oldHardware = properties.get(Thing.PROPERTY_HARDWARE_VERSION);
 123         String newHardware = message.getHardwareVersion();
 124         if (oldHardware == null || !oldHardware.equals(newHardware)) {
 125             properties.put(Thing.PROPERTY_HARDWARE_VERSION, newHardware);
 126             update = true;
 127         }
 128
 129         // Update hertz property for devices with a relay
 130         if (message.getDeviceType().isRelayDevice()) {
 131             String oldHertz = properties.get(PlugwiseBindingConstants.PROPERTY_HERTZ);
 132             String newHertz = Integer.toString(message.getHertz());
 133             if (oldHertz == null || !oldHertz.equals(newHertz)) {
 134                 properties.put(PlugwiseBindingConstants.PROPERTY_HERTZ, newHertz);
 135                 update = true;
 136             }
 137         }
 138
 139         // Update MAC address property
 140         String oldMACAddress = properties.get(PlugwiseBindingConstants.PROPERTY_MAC_ADDRESS);
 141         String newMACAddress = message.getMACAddress().toString();
 142         if (oldMACAddress == null || !oldMACAddress.equals(newMACAddress)) {
 143             properties.put(PlugwiseBindingConstants.PROPERTY_MAC_ADDRESS, newMACAddress);
 144             update = true;
 145         }
 146
 147         return update;
 148     }
 149 }