FritzboxTr064GenericBindingProvider.java

/**
 * Copyright (c) 2010-2016 by the respective copyright holders.
 *
 * 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.binding.fritzboxtr064.internal;

import org.openhab.binding.fritzboxtr064.FritzboxTr064BindingProvider;
import org.openhab.core.binding.BindingConfig;
import org.openhab.core.items.Item;
import org.openhab.model.item.binding.AbstractGenericBindingProvider;
import org.openhab.model.item.binding.BindingConfigParseException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * This class is responsible for parsing the binding configuration.
 *
 * @author gitbock
 * @since 1.8.0
 */
public class FritzboxTr064GenericBindingProvider extends AbstractGenericBindingProvider
        implements FritzboxTr064BindingProvider {

    // to access logger object in this class
    static final Logger logger = LoggerFactory.getLogger(FritzboxTr064GenericBindingProvider.class);

    /**
     * {@inheritDoc}
     */
    @Override
    public String getBindingType() {
        return "fritzboxtr064";
    }

    /**
     * @{inheritDoc}
     */
    @Override
    public void validateItemType(Item item, String bindingConfig) throws BindingConfigParseException {
        // if (!(item instanceof SwitchItem || item instanceof DimmerItem)) {
        // throw new BindingConfigParseException("item '" + item.getName()
        // + "' is of type '" + item.getClass().getSimpleName()
        // + "', only Switch- and DimmerItems are allowed - please check your *.items configuration");
        // }
    }

    public FritzboxTr064GenericBindingProvider() {
        super();

    }

    /**
     * {@inheritDoc}
     */
    @Override
    public void processBindingConfiguration(String context, Item item, String bindingConfig)
            throws BindingConfigParseException {
        super.processBindingConfiguration(context, item, bindingConfig);
        if (bindingConfig == null) {
            throw new BindingConfigParseException("binding Config String in *.cfg is null for " + item.getName());
        }
        FritzboxTr064BindingConfig config = new FritzboxTr064BindingConfig(item.getClass(), bindingConfig);

        addBindingConfig(item, config);
        logger.debug("Adding item {} with config {}", item.getName(), config.getConfigString());
    }

    /**
     * This is a helper class holding binding specific configuration details
     * 
     * @author gitbock
     * @since 0.1.0
     */
    public class FritzboxTr064BindingConfig implements BindingConfig {
        private Class<? extends Item> itemType; // type is expressed as class instance
        private String configString;

        public FritzboxTr064BindingConfig(Class<? extends Item> type, String configString) {
            this.itemType = type;
            this.configString = configString;
        }

        public Class<? extends Item> getItemType() {
            return itemType;
        }

        public String getConfigString() {
            return configString;
        }

        @Override
        public String toString() {
            return "FritzboxTr064BindingConfig [itemType=" + itemType + ", configString=" + configString + "]";
        }

    }

    @Override
    public FritzboxTr064BindingConfig getBindingConfigByItemName(String itemName) {
        FritzboxTr064BindingConfig conf = null;

        if (bindingConfigs.containsKey(itemName)) {
            conf = (FritzboxTr064BindingConfig) bindingConfigs.get(itemName);

        }
        return conf;
    }

}