/**
* 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.persistence.sense.internal;
import java.util.Dictionary;
import org.apache.commons.io.IOUtils;
import org.apache.commons.lang.StringUtils;
import org.openhab.core.items.Item;
import org.openhab.core.persistence.PersistenceService;
import org.openhab.io.net.http.HttpUtil;
import org.osgi.service.cm.ConfigurationException;
import org.osgi.service.cm.ManagedService;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import flexjson.JSONSerializer;
/**
* This is the implementation of the Open.Sen.se {@link PersistenceService}. To learn
* more about Open.Sen.se please visit their <a href="http://open.sen.se/">website</a>.
*
* @author Thomas.Eichstaedt-Engelen
* @author Kai Kreuzer
* @since 1.0.0
*/
public class SenseService implements PersistenceService, ManagedService {
private static final Logger logger = LoggerFactory.getLogger(SenseService.class);
private String apiKey;
private String url;
private final static String DEFAULT_EVENT_URL = "http://api.sen.se/events/?sense_key=";
private boolean initialized = false;
/**
* @{inheritDoc}
*/
public String getName() {
return "sense";
}
/**
* @{inheritDoc}
*/
public void store(Item item, String alias) {
if (initialized) {
JSONSerializer serializer =
new JSONSerializer().transform(new SenseEventTransformer(), SenseEventBean.class);
String serializedBean = serializer.serialize(new SenseEventBean(alias, item.getState().toString()));
String serviceUrl = url + apiKey;
String response = HttpUtil.executeUrl(
"POST", serviceUrl, IOUtils.toInputStream(serializedBean), "application/json", 5000);
logger.debug("Stored item '{}' as '{}' in Sen.se and received response: {} ", new String[] { item.getName(), alias, response });
}
}
/**
* @{inheritDoc}
*/
public void store(Item item) {
throw new UnsupportedOperationException("The sense service requires aliases for persistence configurations that should match the feed id");
}
/**
* @{inheritDoc}
*/
@SuppressWarnings("rawtypes")
public void updated(Dictionary config) throws ConfigurationException {
if (config!=null) {
url = (String) config.get("url");
if (StringUtils.isBlank(url)) {
url = DEFAULT_EVENT_URL;
}
apiKey = (String) config.get("apikey");
if (StringUtils.isBlank(apiKey)) {
throw new ConfigurationException("sense:apikey", "The Open.Sen.se API-Key is missing - please configure it in openhab.cfg");
}
initialized = true;
}
}
}