OneWireDevicePropertyStringBindingConfig.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.onewire.internal.deviceproperties;

import org.openhab.core.library.types.StringType;
import org.openhab.core.types.Type;
import org.openhab.core.types.UnDefType;
import org.openhab.model.item.binding.BindingConfigParseException;

/**
 * This Class is a specialized writable BindingConfig. It connects openHab String-Items to 1-Wire device properties
 * (example: DS2408 with LCD connected)
 *
 * For Basic Configuration of the binding, see AbstractOneWireDevicePropertyBindingConfig.java
 *
 * Optional modifiers: none
 *
 * Examples:
 * <ul>
 * <li><code>onewire="deviceId=29.44C80E000000;propertyName=LCD_H/message;refreshinterval=-1"</code></li>
 * </ul>
 *
 * @author Dennis Riegelbauer
 * @since 1.7.0
 *
 */
public class OneWireDevicePropertyStringBindingConfig extends AbstractOneWireDevicePropertyWritableBindingConfig {

    public OneWireDevicePropertyStringBindingConfig(String pvBindingConfig) throws BindingConfigParseException {
        super(pvBindingConfig);
    }

    @Override
    public Type convertReadValueToUnmodifiedType(String pvReadValue) {
        Type lvType = UnDefType.UNDEF;

        if (pvReadValue != null) {
            lvType = new StringType(pvReadValue);
        }

        return lvType;
    }

    @Override
    public String convertTypeToUnmodifiedString(Type pvType) {
        if (pvType == null) {
            return null;
        } else {
            return pvType.toString();
        }
    }

    @Override
    public String toString() {
        final int maxLen = 20;
        return "OneWireDevicePropertyStringBindingConfig [getDeviceId()=" + getDeviceId() + ", getPropertyName()="
                + getPropertyName() + ", getAutoRefreshInSecs()=" + getAutoRefreshInSecs()
                + ", getDevicePropertyPath()=" + getDevicePropertyPath() + ", getTypeModifieryList()="
                + (getTypeModifieryList() != null
                        ? getTypeModifieryList().subList(0, Math.min(getTypeModifieryList().size(), maxLen)) : null)
                + "]";
    }

}