org.thethingsnetwork.data.common.events.AbstractEventHandler Maven / Gradle / Ivy
/*
* The MIT License
*
* Copyright (c) 2017 The Things Network
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package org.thethingsnetwork.data.common.events;
import org.thethingsnetwork.data.common.Subscribable;
import org.thethingsnetwork.data.common.messages.RawMessage;
/**
* Handler protoype for raw device events
*
* @author Romain Cambier
*/
public abstract class AbstractEventHandler implements EventHandler {
public abstract void handle(String _devId, String _event, RawMessage _data);
public abstract String getDevId();
public abstract String getEvent();
public boolean matches(String _devId, String _event) {
if (getDevId() != null && !_devId.equals(getDevId())) {
return false;
}
return !(getEvent() != null && !_event.equals(getEvent()));
}
@Override
public void subscribe(Subscribable _client) throws Exception {
_client.subscribe(new String[]{
_client.getWordWildcard(),
_client.getWordWildcard(),
(getDevId() == null) ? _client.getWordWildcard() : getDevId(),
"events",
(getEvent() == null) ? _client.getWordWildcard() : getEvent()
});
}
}