/**
* 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.lcn.input;
import java.util.Collection;
import java.util.LinkedList;
import java.util.regex.Matcher;
import org.openhab.binding.lcn.common.LcnAddrMod;
import org.openhab.binding.lcn.common.PckParser;
import org.openhab.binding.lcn.connection.Connection;
import org.openhab.core.events.EventPublisher;
import org.openhab.core.items.Item;
import org.openhab.core.types.Command;
/**
* Segment information received from an LCN segment coupler.
*
* @author Tobias J�ttner
*/
public class ModSk extends Mod {
/** The logical segment id reported by the segment coupler. */
private final int reportedSegId;
/**
* Constructor.
*
* @param physicalSourceAddr the source address
* @param reportedSegId the logical segment id reported by the segment coupler
*/
ModSk(LcnAddrMod physicalSourceAddr, int reportedSegId) {
super(physicalSourceAddr);
this.reportedSegId = reportedSegId;
}
/**
* Gets the logical segment id reported by the segment coupler.
*
* @return the logical segment id
*/
public int getReportedSegId() {
return this.reportedSegId;
}
/**
* Tries to parse the given input received from LCN-PCHK.
*
* @param input the input
* @return list of {@link ModSk} (might be empty, but not null}
*/
static Collection<Input> tryParseInput(String input) {
LinkedList<Input> ret = new LinkedList<Input>();
Matcher matcher = PckParser.PATTERN_SK_RESPONSE.matcher(input);
if (matcher.matches()) {
ret.add(new ModSk(
new LcnAddrMod(Integer.parseInt(matcher.group("segId")), Integer.parseInt(matcher.group("modId"))),
Integer.parseInt(matcher.group("id"))));
}
return ret;
}
/**
* Sets the local segment id in the connection.
* {@inheritDoc}
*/
@Override
public void process(Connection conn) {
if (this.physicalSourceAddr.getSegId() == 0) { // Must come from the local segment coupler
conn.setLocalSegId(this.reportedSegId);
}
super.process(conn); // Will replace source segment 0 with the local segment id
}
/** {@inheritDoc} */
@Override
public boolean tryVisualization(Input.VisualizationVisitor handler, Connection conn, Command cmd, Item item,
EventPublisher eventPublisher) {
// Not used for visualization
return false;
}
}