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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.epsonprojector.internal;
  14
  15 import java.io.InvalidClassException;
  16
  17 import org.eclipse.jdt.annotation.NonNullByDefault;
  18 import org.openhab.core.items.Item;
  19 import org.openhab.core.library.items.NumberItem;
  20 import org.openhab.core.library.items.StringItem;
  21 import org.openhab.core.library.items.SwitchItem;
  22
  23 /**
  24  * Represents all valid command types which could be processed by this
  25  * binding.
  26  *
  27  * @author Pauli Anttila - Initial contribution
  28  */
  29 @NonNullByDefault
  30 public enum EpsonProjectorCommandType {
  31     POWER("Power", SwitchItem.class),
  32     POWER_STATE("PowerState", StringItem.class),
  33     LAMP_TIME("LampTime", NumberItem.class),
  34     KEY_CODE("KeyCode", NumberItem.class),
  35     VKEYSTONE("VerticalKeystone", NumberItem.class),
  36     HKEYSTONE("HorizontalKeystone", NumberItem.class),
  37     AKEYSTONE("AutoKeystone", SwitchItem.class),
  38     FREEZE("Freeze", SwitchItem.class),
  39     ASPECT_RATIO("AspectRatio", StringItem.class),
  40     LUMINANCE("Luminance", StringItem.class),
  41     SOURCE("Source", StringItem.class),
  42     BRIGHTNESS("Brightness", NumberItem.class),
  43     CONTRAST("Contrast", NumberItem.class),
  44     DENSITY("Density", NumberItem.class),
  45     TINT("Tint", NumberItem.class),
  46     COLOR_TEMP("ColorTemperature", NumberItem.class),
  47     FLESH_TEMP("FleshTemperature", NumberItem.class),
  48     COLOR_MODE("ColorMode", StringItem.class),
  49     HPOSITION("HorizontalPosition", NumberItem.class),
  50     VPOSITION("VerticalPosition", NumberItem.class),
  51     GAMMA("Gamma", StringItem.class),
  52     VOLUME("Volume", NumberItem.class),
  53     MUTE("Mute", SwitchItem.class),
  54     HREVERSE("HorizontalReverse", SwitchItem.class),
  55     VREVERSE("VerticalReverse", SwitchItem.class),
  56     BACKGROUND("Background", StringItem.class),
  57     ERR_CODE("ErrCode", NumberItem.class),
  58     ERR_MESSAGE("ErrMessage", StringItem.class),;
  59
  60     private final String text;
  61     private Class<? extends Item> itemClass;
  62
  63     private EpsonProjectorCommandType(final String text, Class<? extends Item> itemClass) {
  64         this.text = text;
  65         this.itemClass = itemClass;
  66     }
  67
  68     @Override
  69     public String toString() {
  70         return text;
  71     }
  72
  73     public Class<? extends Item> getItemClass() {
  74         return itemClass;
  75     }
  76
  77     /**
  78      * Procedure to validate command type string.
  79      *
  80      * @param commandTypeText
  81      *            command string e.g. RawData, Command, Brightness
  82      * @return true if item is valid.
  83      * @throws IllegalArgumentException
  84      *             Not valid command type.
  85      * @throws InvalidClassException
  86      *             Not valid class for command type.
  87      */
  88     public static boolean validateBinding(String commandTypeText, Class<? extends Item> itemClass)
  89             throws IllegalArgumentException, InvalidClassException {
  90         for (EpsonProjectorCommandType c : EpsonProjectorCommandType.values()) {
  91             if (c.text.equalsIgnoreCase(commandTypeText)) {
  92                 if (c.getItemClass().equals(itemClass)) {
  93                     return true;
  94                 } else {
  95                     throw new InvalidClassException("Not valid class for command type");
  96                 }
  97             }
  98         }
  99
 100         throw new IllegalArgumentException("Not valid command type");
 101     }
 102
 103     /**
 104      * Procedure to convert command type string to command type class.
 105      *
 106      * @param commandTypeText
 107      *            command string e.g. RawData, Command, Brightness
 108      * @return corresponding command type.
 109      * @throws InvalidClassException
 110      *             Not valid class for command type.
 111      */
 112     public static EpsonProjectorCommandType getCommandType(String commandTypeText) throws IllegalArgumentException {
 113         for (EpsonProjectorCommandType c : EpsonProjectorCommandType.values()) {
 114             if (c.text.equalsIgnoreCase(commandTypeText)) {
 115                 return c;
 116             }
 117         }
 118
 119         throw new IllegalArgumentException("Not valid command type");
 120     }
 121 }