YamahaReceiverBindingConfig.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.yamahareceiver.internal;

import org.openhab.core.binding.BindingConfig;
import org.openhab.model.item.binding.BindingConfigParseException;

/**
 * Yamaha Receiver item binding configuration
 *
 * @author Eric Thill
 * @author Ben Jones
 * @since 1.6.0
 */
public class YamahaReceiverBindingConfig implements BindingConfig {

    public static final String KEY_DEVICE_UID = "uid";
    public static final String KEY_ZONE = "zone";
    public static final String KEY_BINDING_TYPE = "bindingType";

    public enum Zone {
        main,
        zone2,
        zone3,
        zone4;

        @Override
        public String toString() {
            switch (this) {
                case main:
                    return "Main_Zone";
                case zone2:
                    return "Zone_2";
                case zone3:
                    return "Zone_3";
                case zone4:
                    return "Zone_4";

                default:
                    throw new RuntimeException("Unsupported zone: " + this.toString());
            }
        }
    }

    public enum BindingType {
        power,
        volumePercent,
        volumeDb,
        mute,
        input,
        surroundProgram,
        netRadio;
    }

    private final String deviceUid;
    private final Zone zone;
    private final BindingType bindingType;
    private final String itemName;

    public YamahaReceiverBindingConfig(String deviceUid, String zone, String bindingType, String itemName)
            throws BindingConfigParseException {
        this.deviceUid = deviceUid != null ? deviceUid : YamahaReceiverBinding.DEFAULT_DEVICE_UID;
        this.zone = parseZone(zone);
        this.bindingType = parseBindingType(bindingType);
        this.itemName = itemName;
    }

    private static Zone parseZone(String str) throws BindingConfigParseException {
        if (str == null) {
            throw new BindingConfigParseException(KEY_ZONE);
        }
        try {
            return Zone.valueOf(str);
        } catch (Exception e) {
            throw new BindingConfigParseException("error parsing " + KEY_ZONE);
        }
    }

    private static BindingType parseBindingType(String str) throws BindingConfigParseException {
        if (str == null) {
            throw new BindingConfigParseException(KEY_BINDING_TYPE);
        }
        try {
            return BindingType.valueOf(str);
        } catch (Exception e) {
            throw new BindingConfigParseException("error parsing " + KEY_BINDING_TYPE);
        }
    }

    public String getDeviceUid() {
        return deviceUid;
    }

    public Zone getZone() {
        return zone;
    }

    public BindingType getBindingType() {
        return bindingType;
    }

    public String getItemName() {
        return itemName;
    }
}