/**
* Copyright (c) 2010-2014, openHAB.org and others.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*/
package org.openhab.ui.internal.items;
import java.io.File;
import java.util.Calendar;
import java.util.Collection;
import java.util.Collections;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.eclipse.emf.common.util.BasicEList;
import org.eclipse.emf.common.util.EList;
import org.openhab.core.items.GroupItem;
import org.openhab.core.items.Item;
import org.openhab.core.items.ItemNotFoundException;
import org.openhab.core.items.ItemNotUniqueException;
import org.openhab.core.items.ItemRegistry;
import org.openhab.core.items.ItemRegistryChangeListener;
import org.openhab.core.library.items.ColorItem;
import org.openhab.core.library.items.ContactItem;
import org.openhab.core.library.items.DimmerItem;
import org.openhab.core.library.items.NumberItem;
import org.openhab.core.library.items.RollershutterItem;
import org.openhab.core.library.items.StringItem;
import org.openhab.core.library.items.SwitchItem;
import org.openhab.core.library.types.DateTimeType;
import org.openhab.core.library.types.DecimalType;
import org.openhab.core.library.types.PercentType;
import org.openhab.core.transform.TransformationException;
import org.openhab.core.transform.TransformationHelper;
import org.openhab.core.transform.TransformationService;
import org.openhab.core.types.State;
import org.openhab.core.types.Type;
import org.openhab.core.types.UnDefType;
import org.openhab.model.sitemap.ColorArray;
import org.openhab.model.sitemap.Group;
import org.openhab.model.sitemap.LinkableWidget;
import org.openhab.model.sitemap.Sitemap;
import org.openhab.model.sitemap.SitemapFactory;
import org.openhab.model.sitemap.Slider;
import org.openhab.model.sitemap.VisibilityRule;
import org.openhab.model.sitemap.Widget;
import org.openhab.ui.internal.UIActivator;
import org.openhab.ui.items.ItemUIProvider;
import org.openhab.ui.items.ItemUIRegistry;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* This class provides a simple way to ask different item providers by a
* single method call, i.e. the consumer does not need to iterate over all
* registered providers as this is done inside this class.
*
* @author Kai Kreuzer
* @author Chris Jackson
* @since 0.2.0
*
*/
public class ItemUIRegistryImpl implements ItemUIRegistry {
private static final String ICON_NONE = "none";
private final static Logger logger = LoggerFactory.getLogger(ItemUIRegistryImpl.class);
/* the file extension of the images */
protected static final String IMAGE_EXT = ".png";
/* the image location inside the installation folder */
protected static final String IMAGE_LOCATION = "./webapps/images/";
/* RegEx to extract and parse a function String <code>'\[(.*?)\((.*)\):(.*)\]'</code> */
protected static final Pattern EXTRACT_TRANSFORMFUNCTION_PATTERN = Pattern.compile("\\[(.*?)\\((.*)\\):(.*)\\]");
/* RegEx to identify format patterns. See java.util.Formatter#formatSpecifier (without the '%' at the very end). */
protected static final String IDENTIFY_FORMAT_PATTERN_PATTERN = "%(\\d+\\$)?([-#+ 0,(\\<]*)?(\\d+)?(\\.\\d+)?([tT])?([a-zA-Z])";
protected Set<ItemUIProvider> itemUIProviders = new HashSet<ItemUIProvider>();
protected ItemRegistry itemRegistry;
public ItemUIRegistryImpl() {}
public void setItemRegistry(ItemRegistry itemRegistry) {
this.itemRegistry = itemRegistry;
}
public void unsetItemRegistry(ItemRegistry itemRegistry) {
this.itemRegistry = null;
}
public void addItemUIProvider(ItemUIProvider itemUIProvider) {
itemUIProviders.add(itemUIProvider);
}
public void removeItemUIProvider(ItemUIProvider itemUIProvider) {
itemUIProviders.remove(itemUIProvider);
}
/**
* {@inheritDoc}
*/
public String getIcon(String itemName) {
for(ItemUIProvider provider : itemUIProviders) {
String currentIcon = provider.getIcon(itemName);
if(currentIcon!=null) {
return currentIcon;
}
}
// do some reasonable default, if no provider had an answer
// try to get the item type from the item name
Class<? extends Item> itemType = getItemType(itemName);
if(itemType==null) return null;
// we handle items here that have no specific widget,
// e.g. the default widget of a rollerblind is "Switch".
// We want to provide a dedicated default icon for it
// like "rollerblind".
if (itemType.equals(NumberItem.class) ||
itemType.equals(ContactItem.class) ||
itemType.equals(RollershutterItem.class)) {
return itemType.getSimpleName().replace("Item", "").toLowerCase();
}
return null;
}
/**
* {@inheritDoc}
*/
public String getLabel(String itemName) {
for(ItemUIProvider provider : itemUIProviders) {
String currentLabel = provider.getLabel(itemName);
if(currentLabel!=null) {
return currentLabel;
}
}
return null;
}
/**
* {@inheritDoc}
*/
public Widget getWidget(String itemName) {
for(ItemUIProvider provider : itemUIProviders) {
Widget currentWidget = provider.getWidget(itemName);
if(currentWidget!=null) {
return currentWidget;
}
}
return null;
}
/**
* {@inheritDoc}
*/
public Widget getDefaultWidget(Class<? extends Item> itemType, String itemName) {
for(ItemUIProvider provider : itemUIProviders) {
Widget widget = provider.getDefaultWidget(itemType, itemName);
if(widget!=null) {
return widget;
}
}
// do some reasonable default, if no provider had an answer
// if the itemType is not defined, try to get it from the item name
if(itemType==null) {
itemType = getItemType(itemName);
}
if(itemType==null) return null;
if (itemType.equals(SwitchItem.class)) {
return SitemapFactory.eINSTANCE.createSwitch();
}
if (itemType.equals(GroupItem.class)) {
return SitemapFactory.eINSTANCE.createGroup();
}
if (NumberItem.class.isAssignableFrom(itemType)) {
return SitemapFactory.eINSTANCE.createText();
}
if (itemType.equals(ContactItem.class)) {
return SitemapFactory.eINSTANCE.createText();
}
if (itemType.equals(RollershutterItem.class)) {
return SitemapFactory.eINSTANCE.createSwitch();
}
if (itemType.equals(StringItem.class)) {
return SitemapFactory.eINSTANCE.createText();
}
if (itemType.equals(DimmerItem.class)) {
Slider slider = SitemapFactory.eINSTANCE.createSlider();
slider.setSwitchEnabled(true);
return slider;
}
if (itemType.equals(ColorItem.class)) {
return SitemapFactory.eINSTANCE.createColorpicker();
}
return null;
}
/**
* {@inheritDoc}
*/
public String getLabel(Widget w) {
String label = getLabelFromWidget(w);
// now insert the value, if the state is a string or decimal value and there is some formatting pattern defined in the label
// (i.e. it contains at least a %)
String itemName = w.getItem();
if(itemName!=null && label.contains("[")) {
int indexOpenBracket = label.indexOf("[");
int indexCloseBracket = label.indexOf("]");
State state = null;
String formatPattern = label.substring(indexOpenBracket + 1, indexCloseBracket);
try {
Item item = getItem(itemName);
// TODO: TEE: we should find a more generic solution here! When
// using indexes in formatString this 'contains' will fail again
// and will cause an 'java.util.IllegalFormatConversionException:
// d != java.lang.String' later on when trying to format a String
// as %d (number).
if (label.contains("%d")) {
// a number is requested
state = item.getState();
if(!(state instanceof DecimalType)) {
state = item.getStateAs(DecimalType.class);
}
} else {
state = item.getState();
}
} catch (ItemNotFoundException e) {
logger.error("Cannot retrieve item for widget {}", w.eClass().getInstanceTypeName());
}
if (state==null || state instanceof UnDefType) {
formatPattern = formatUndefined(formatPattern);
} else if (state instanceof Type) {
// The following exception handling has been added to work around a Java bug with formatting
// numbers. See http://bugs.sun.com/view_bug.do?bug_id=6476425
// Without this catch, the whole sitemap, or page can not be displayed!
// This also handles IllegalFormatConverionException, which is a subclass of IllegalArgument.
try {
formatPattern = ((Type) state).format(formatPattern);
}
catch(IllegalArgumentException e) {
logger.warn(
"Exception while formatting value '{}' of item {} with format '{}': {}",
state, itemName, formatPattern, e);
formatPattern = new String("Err");
}
}
label = label.substring(0, indexOpenBracket + 1) + formatPattern + label.substring(indexCloseBracket);
}
label = transform(label);
return label;
}
private String getLabelFromWidget(Widget w) {
String label = null;
if (w.getLabel() != null) {
// if there is a label defined for the widget, use this
label = w.getLabel();
} else {
String itemName = w.getItem();
if (itemName != null) {
// check if any item ui provider provides a label for this item
label = getLabel(itemName);
// if there is no item ui provider saying anything, simply use the name as a label
if (label == null) label = itemName;
}
}
// use an empty string, if no label could be found
return label != null ? label : "";
}
/**
* Takes the given <code>formatPattern</code> and replaces it with a analog
* String-based pattern to replace all value Occurrences with a dash ("-")
*
* @param formatPattern the original pattern which will be replaces by a
* String pattern.
* @return a formatted String with dashes ("-") as value replacement
*/
protected String formatUndefined(String formatPattern) {
String undefinedFormatPattern =
formatPattern.replaceAll(IDENTIFY_FORMAT_PATTERN_PATTERN, "%1\\$s");
try {
return String.format(undefinedFormatPattern, "-");
} catch (Exception e) {
logger.warn(
"Exception while formatting undefined value [sourcePattern={}, targetPattern={}, {}]",
formatPattern, undefinedFormatPattern, e);
return "Err";
}
}
/*
* check if there is a status value being displayed on the right side of the
* label (the right side is signified by being enclosed in square brackets [].
* If so, check if the value starts with the call to a transformation service
* (e.g. "[MAP(en.map):%s]") and execute the transformation in this case.
*/
private String transform(String label) {
if(label.contains("[") && label.endsWith("]")) {
Matcher matcher = EXTRACT_TRANSFORMFUNCTION_PATTERN.matcher(label);
if(matcher.find()) {
String type = matcher.group(1);
String pattern = matcher.group(2);
String value = matcher.group(3);
TransformationService transformation =
TransformationHelper.getTransformationService(UIActivator.getContext(), type);
if(transformation!=null) {
try {
label = label.substring(0, label.indexOf("[")+1) + transformation.transform(pattern, value) + "]";
} catch (TransformationException e) {
logger.error("transformation throws exception [transformation="
+ transformation + ", value=" + value + "]", e);
label = label.substring(0, label.indexOf("[")+1) + value + "]";
}
} else {
logger.warn("couldn't transform value in label because transformationService of type '{}' is unavailable", type);
label = label.substring(0, label.indexOf("[")+1) + value + "]";
}
}
}
return label;
}
/**
* {@inheritDoc}
*/
public String getIcon(Widget w) {
String widgetTypeName = w.eClass().getInstanceTypeName().substring(w.eClass().getInstanceTypeName().lastIndexOf(".")+1);
// the default is the widget type name, e.g. "switch"
String icon = widgetTypeName.toLowerCase();
// if an icon is defined for the widget, use it
if(w.getIcon()!=null) {
icon = w.getIcon();
} else {
// otherwise check if any item ui provider provides an icon for this item
String itemName = w.getItem();
if(itemName!=null) {
String result = getIcon(itemName);
if(result!=null) icon = result;
}
}
// now add the state, if the string does not already contain a state
// information
if(!icon.contains("-")) {
Object state = getState(w);
if(!state.equals(UnDefType.UNDEF)) {
if(state instanceof PercentType) {
// we do a special treatment for percent types; we try to find the icon of the biggest value
// that is still smaller or equal to the current state.
// Example: if there are icons *-0.png, *-50.png and *-100.png, we choose *-0.png, if the state
// is 40, and *-50.png, if the state is 70.
int iconState = ((PercentType) state).toBigDecimal().intValue();
String testIcon;
do {
testIcon = icon + "-" + String.valueOf(iconState--);
} while(!iconExists(testIcon) && iconState>=0);
icon = testIcon;
} else {
// for all other types, just add the string representation of the state
icon += "-" + state.toString().toLowerCase();
}
}
}
// if the icon contains a status part, but does not exist, return the icon without status
if(iconExists(icon) || !icon.contains("-")) {
return icon;
} else {
icon = icon.substring(0, icon.indexOf("-"));
if(iconExists(icon)) {
return icon;
} else {
// see http://code.google.com/p/openhab/issues/detail?id=63
return ICON_NONE;
}
}
}
/**
* {@inheritDoc}
*/
public State getState(Widget w) {
String itemName = w.getItem();
if(itemName!=null) {
try {
Item item = getItem(itemName);
return item.getState();
} catch (ItemNotFoundException e) {
logger.error("Cannot retrieve item '{}' for widget {}", new String[] { itemName, w.eClass().getInstanceTypeName() });
}
}
return UnDefType.UNDEF;
}
/**
* {@inheritDoc}
*/
public Widget getWidget(Sitemap sitemap, String id) {
if(id.length()>0) {
// see if the id is an itemName and try to get the a widget for it
Widget w = getWidget(id);
if(w==null) {
// try to get the default widget instead
w = getDefaultWidget(null, id);
}
if(w!=null) {
w.setItem(id);
return w;
} else {
try {
w = sitemap.getChildren().get(Integer.valueOf(id.substring(0, 2)));
for(int i = 2; i < id.length(); i+=2) {
w = ((LinkableWidget)w).getChildren().get(Integer.valueOf(id.substring(i, i+2)));
}
return w;
} catch(NumberFormatException e) {
// no valid number, so the requested page id does not exist
}
}
}
logger.warn("Cannot find page for id '{}'.", id);
return null;
}
/**
* {@inheritDoc}
*/
public EList<Widget> getChildren(LinkableWidget w) {
if(w instanceof Group && ((LinkableWidget)w).getChildren().isEmpty()) {
return getDynamicGroupChildren((Group) w);
} else {
return ((LinkableWidget)w).getChildren();
}
}
/**
* This method creates a list of children for a group dynamically.
* If there are no explicit children defined in a sitemap, the children
* can thus be created on the fly by iterating over the members of the group item.
*
* @param group The group widget to get children for
* @return a list of default widgets provided for the member items
*/
private EList<Widget> getDynamicGroupChildren(Group group) {
EList<Widget> children = new BasicEList<Widget>();
String itemName = group.getItem();
try {
Item item = getItem(itemName);
if(item instanceof GroupItem) {
GroupItem groupItem = (GroupItem) item;
for(Item member : groupItem.getMembers()) {
Widget widget = getDefaultWidget(member.getClass(), member.getName());
if(widget!=null) {
widget.setItem(member.getName());
children.add(widget);
}
}
} else {
logger.warn("Item '{}' is not a group.", item.getName());
}
} catch (ItemNotFoundException e) {
logger.warn("Group '{}' could not be found.", group.getLabel(), e);
}
return children;
}
/**
* {@inheritDoc}
*/
public boolean iconExists(String icon) {
String iconLocation = IMAGE_LOCATION + icon + IMAGE_EXT;
File file = new File(iconLocation);
if(file.exists()) {
return true;
} else {
return false;
}
}
private Class<? extends Item> getItemType(String itemName) {
try {
Item item = itemRegistry.getItem(itemName);
return item.getClass();
} catch (ItemNotFoundException e) {
return null;
}
}
public State getItemState(String itemName) {
try {
Item item = itemRegistry.getItem(itemName);
return item.getState();
} catch (ItemNotFoundException e) {
return null;
}
}
/**
* {@inheritDoc}
*/
public Item getItem(String name) throws ItemNotFoundException {
if(itemRegistry!=null) {
return itemRegistry.getItem(name);
} else {
return null;
}
}
/**
* {@inheritDoc}
*/
public Item getItemByPattern(String name) throws ItemNotFoundException, ItemNotUniqueException {
if(itemRegistry!=null) {
return itemRegistry.getItemByPattern(name);
} else {
return null;
}
}
/**
* {@inheritDoc}
*/
public Collection<Item> getItems() {
if(itemRegistry!=null) {
return itemRegistry.getItems();
} else {
return Collections.emptyList();
}
}
/**
* {@inheritDoc}
*/
public Collection<Item> getItems(String pattern) {
if(itemRegistry!=null) {
return itemRegistry.getItems(pattern);
} else {
return Collections.emptyList();
}
}
/**
* {@inheritDoc}
*/
public boolean isValidItemName(String itemName) {
if(itemRegistry!=null) {
return itemRegistry.isValidItemName(itemName);
} else {
return false;
}
}
/**
* {@inheritDoc}
*/
public void addItemRegistryChangeListener(
ItemRegistryChangeListener listener) {
if(itemRegistry!=null) {
itemRegistry.addItemRegistryChangeListener(listener);
}
}
/**
* {@inheritDoc}
*/
public void removeItemRegistryChangeListener(
ItemRegistryChangeListener listener) {
if(itemRegistry!=null) {
itemRegistry.removeItemRegistryChangeListener(listener);
}
}
/**
* {@inheritDoc}
*/
public String getWidgetId(Widget w) {
String id = "";
while(w.eContainer() instanceof Widget) {
Widget parent = (Widget) w.eContainer();
String index = String.valueOf(((LinkableWidget)parent).getChildren().indexOf(w));
if(index.length()==1) index = "0" + index; // make it two digits
id = index + id;
w = parent;
}
if(w.eContainer() instanceof Sitemap) {
Sitemap sitemap = (Sitemap) w.eContainer();
String index = String.valueOf(sitemap.getChildren().indexOf(w));
if(index.length()==1) index = "0" + index; // make it two digits
id = index + id;
}
// if the widget is dynamically created and not available in the sitemap,
// use the item name as the id
if(w.eContainer()==null) {
String itemName = w.getItem();
id = itemName;
}
return id;
}
/**
* {@inheritDoc}
*/
private boolean matchStateToValue(State state, String value, String matchCondition) {
// Check if the value is equal to the supplied value
boolean matched = false;
// Remove quotes - this occurs in some instances where multiple types
// are defined in the xtext definitions
if (value.startsWith("\"") && value.endsWith("\""))
value = value.substring(1, value.length() - 1);
// Convert the condition string into enum
Condition condition = Condition.EQUAL;
if (matchCondition != null)
condition = Condition.fromString(matchCondition);
if (DecimalType.class.isInstance(state)) {
try {
switch (condition) {
case EQUAL:
if (Double.parseDouble(state.toString()) == Double.parseDouble(value))
matched = true;
break;
case LTE:
if (Double.parseDouble(state.toString()) <= Double.parseDouble(value))
matched = true;
break;
case GTE:
if (Double.parseDouble(state.toString()) >= Double.parseDouble(value))
matched = true;
break;
case GREATER:
if (Double.parseDouble(state.toString()) > Double.parseDouble(value))
matched = true;
break;
case LESS:
if (Double.parseDouble(state.toString()) < Double.parseDouble(value))
matched = true;
break;
case NOT:
case NOTEQUAL:
if (Double.parseDouble(state.toString()) != Double.parseDouble(value))
matched = true;
break;
}
} catch (NumberFormatException e) {
logger.debug("matchStateToValue: Decimal format exception: " + e);
}
} else if (state instanceof DateTimeType) {
Calendar val = ((DateTimeType) state).getCalendar();
Calendar now = Calendar.getInstance();
long secsDif = (now.getTimeInMillis() - val.getTimeInMillis()) / 1000;
try {
switch (condition) {
case EQUAL:
if (secsDif == Integer.parseInt(value))
matched = true;
break;
case LTE:
if (secsDif <= Integer.parseInt(value))
matched = true;
break;
case GTE:
if (secsDif >= Integer.parseInt(value))
matched = true;
break;
case GREATER:
if (secsDif > Integer.parseInt(value))
matched = true;
break;
case LESS:
if (secsDif < Integer.parseInt(value))
matched = true;
break;
case NOT:
case NOTEQUAL:
if (secsDif != Integer.parseInt(value))
matched = true;
break;
}
} catch (NumberFormatException e) {
logger.debug("matchStateToValue: Decimal format exception: " + e);
}
} else {
// Strings only allow = and !=
switch (condition) {
case NOT:
case NOTEQUAL:
if (!value.equals(state.toString()))
matched = true;
break;
default:
if (value.equals(state.toString()))
matched = true;
break;
}
}
return matched;
}
/**
* {@inheritDoc}
*/
private String processColorDefinition(State state, List<ColorArray> colorList) {
// Sanity check
if(colorList == null) {
return null;
}
if(colorList.size() == 0) {
return null;
}
String colorString = null;
// Check for the "arg". If it doesn't exist, assume there's just an
// static colour
if(colorList.size() == 1 && colorList.get(0).getState() == null) {
colorString = colorList.get(0).getArg();
}
else {
// Loop through all elements looking for the definition associated
// with the supplied value
for (ColorArray color : colorList) {
// Use a local state variable in case it gets overridden below
State cmpState = state;
if(color.getState() == null) {
logger.error("Error parsing color");
continue;
}
// If there's an item defined here, get it's state
if(color.getItem() != null) {
// Try and find the item to test.
// If it's not found, return visible
Item item;
try {
item = itemRegistry.getItem(color.getItem());
// Get the item state
cmpState = item.getState();
} catch (ItemNotFoundException e) {
logger.warn("Cannot retrieve color item {} for widget", color.getItem());
}
}
// Handle the sign
String value;
if(color.getSign() != null)
value = color.getSign() + color.getState();
else
value = color.getState();
if (matchStateToValue(cmpState, value, color.getCondition()) == true) {
// We have the color for this value - break!
colorString = color.getArg();
break;
}
}
}
// Remove quotes off the colour - if they exist
if(colorString == null)
return null;
if(colorString.startsWith("\"") && colorString.endsWith("\""))
colorString = colorString.substring(1, colorString.length()-1);
// Check if the color is a "standard" color - if so, we convert to the CSS ("#xxxxxx") format
OpenhabColors stdColor = OpenhabColors.fromString(colorString);
if(stdColor != null)
colorString = stdColor.toString();
return colorString;
}
/**
* {@inheritDoc}
*/
public String getLabelColor(Widget w) {
return processColorDefinition(getState(w), w.getLabelColor());
}
/**
* {@inheritDoc}
*/
public String getValueColor(Widget w) {
return processColorDefinition(getState(w), w.getValueColor());
}
/**
* {@inheritDoc}
*/
public boolean getVisiblity(Widget w) {
// Default to visible if parameters not set
List<VisibilityRule> ruleList = w.getVisibility();
if(ruleList == null)
return true;
if(ruleList.size() == 0)
return true;
logger.debug("Checking visiblity for widget '{}'.", w.getLabel());
for (VisibilityRule rule : w.getVisibility()) {
if(rule.getItem() == null)
continue;
if(rule.getState() == null)
continue;
// Try and find the item to test.
// If it's not found, return visible
Item item;
try {
item = itemRegistry.getItem(rule.getItem());
} catch (ItemNotFoundException e) {
logger.error("Cannot retrieve visibility item {} for widget {}", rule.getItem(), w.eClass().getInstanceTypeName());
// Default to visible!
return true;
}
// Get the item state
State state = item.getState();
// Handle the sign
String value;
if(rule.getSign() != null)
value = rule.getSign() + rule.getState();
else
value = rule.getState();
if (matchStateToValue(state, value, rule.getCondition()) == true) {
// We have the name for this value!
return true;
}
}
logger.debug("Widget {} is not visible.", w.getLabel());
// The state wasn't in the list, so we don't display it
return false;
}
enum Condition {
EQUAL("=="), GTE(">="), LTE("<="), NOTEQUAL("!="), GREATER(">"), LESS("<"), NOT("!");
private String value;
private Condition(String value) {
this.value = value;
}
public static Condition fromString(String text) {
if (text != null) {
for (Condition c : Condition.values()) {
if (text.equalsIgnoreCase(c.value)) {
return c;
}
}
}
return null;
}
public String toString() {
return this.value;
}
}
enum OpenhabColors {
MAROON("#800000"),RED("#ff0000"),ORANGE("#ffa500"),YELLOW("#ffff00"),OLIVE("#808000"),
PURPLE("#800080"),FUCHSIA("#ff00ff"),WHITE("#ffffff"),LIME("#00ff00"),GREEN("#008000"),
NAVY("#000080"),BLUE("#0000ff"),AQUA("#00ffff"),TEAL("#008080"),BLACK("#000000"),
SILVER("#c0c0c0"),GRAY("#808080");
private String value;
private OpenhabColors(String value) {
this.value = value;
}
public static OpenhabColors fromString(String text) {
if (text != null) {
for (OpenhabColors c : OpenhabColors.values()) {
if (text.equalsIgnoreCase(c.name())) {
return c;
}
}
}
return null;
}
public String toString() {
return this.value;
}
}
}