BenqProjectorGenericBindingProvider.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.benqprojector.internal;

import org.openhab.binding.benqprojector.BenqProjectorBindingProvider;
import org.openhab.core.items.Item;
import org.openhab.core.library.items.NumberItem;
import org.openhab.core.library.items.StringItem;
import org.openhab.core.library.items.SwitchItem;
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 of the BenQ
 * projector binding
 *
 * @author Paul Hampson (cyclingengineer)
 * @since 1.6.0
 */
public class BenqProjectorGenericBindingProvider extends AbstractGenericBindingProvider
        implements BenqProjectorBindingProvider {

    private static final Logger logger = LoggerFactory.getLogger(BenqProjectorGenericBindingProvider.class);

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

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

    /**
     * {@inheritDoc}
     */
    @Override
    public void processBindingConfiguration(String context, Item item, String bindingConfig)
            throws BindingConfigParseException {
        super.processBindingConfiguration(context, item, bindingConfig);
        BenqProjectorBindingConfig config = new BenqProjectorBindingConfig();

        if (bindingConfig.equalsIgnoreCase("power")) {
            config.mode = BenqProjectorItemMode.POWER;
        } else if (bindingConfig.equalsIgnoreCase("mute")) {
            config.mode = BenqProjectorItemMode.MUTE;
        } else if (bindingConfig.equalsIgnoreCase("volume")) {
            config.mode = BenqProjectorItemMode.VOLUME;
        } else if (bindingConfig.equalsIgnoreCase("lamp_hours")) {
            config.mode = BenqProjectorItemMode.LAMP_HOURS;
        } else if (bindingConfig.equalsIgnoreCase("source_number")) {
            config.mode = BenqProjectorItemMode.SOURCE_NUMBER;
        } else if (bindingConfig.equalsIgnoreCase("source_string")) {
            config.mode = BenqProjectorItemMode.SOURCE_STRING;
        } else {
            throw new BindingConfigParseException(
                    "Unable to parse '" + bindingConfig + "' to create a valid item binding.");
        }
        logger.debug("Adding " + item.getName() + " as " + config.mode);
        addBindingConfig(item, config);
    }

    @Override
    public BenqProjectorBindingConfig getConfigForItemName(String itemName) {
        BenqProjectorBindingConfig config = null;
        if (super.bindingConfigs.containsKey(itemName)) {
            config = (BenqProjectorBindingConfig) super.bindingConfigs.get(itemName);
        }
        return config;
    }
}