From 2a30c9de983223a3af1070543975165ceb0710f9 Mon Sep 17 00:00:00 2001 From: Anton Tananaev Date: Wed, 14 Mar 2018 05:27:23 +1300 Subject: Option to ignore duplicate alarms --- src/org/traccar/events/AlertEventHandler.java | 24 ++++++++++++++++++++---- 1 file changed, 20 insertions(+), 4 deletions(-) (limited to 'src') diff --git a/src/org/traccar/events/AlertEventHandler.java b/src/org/traccar/events/AlertEventHandler.java index 003ccb662..7db371c70 100644 --- a/src/org/traccar/events/AlertEventHandler.java +++ b/src/org/traccar/events/AlertEventHandler.java @@ -1,5 +1,5 @@ /* - * Copyright 2016 Anton Tananaev (anton@traccar.org) + * Copyright 2016 - 2018 Anton Tananaev (anton@traccar.org) * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -19,18 +19,34 @@ import java.util.Collections; import java.util.Map; import org.traccar.BaseEventHandler; +import org.traccar.Context; import org.traccar.model.Event; import org.traccar.model.Position; public class AlertEventHandler extends BaseEventHandler { + private final boolean ignoreDuplicateAlerts; + + public AlertEventHandler() { + ignoreDuplicateAlerts = Context.getConfig().getBoolean("event.ignoreDuplicateAlerts"); + } + @Override protected Map analyzePosition(Position position) { Object alarm = position.getAttributes().get(Position.KEY_ALARM); if (alarm != null) { - Event event = new Event(Event.TYPE_ALARM, position.getDeviceId(), position.getId()); - event.set(Position.KEY_ALARM, (String) alarm); - return Collections.singletonMap(event, position); + boolean ignoreAlert = false; + if (ignoreDuplicateAlerts) { + Position lastPosition = Context.getIdentityManager().getLastPosition(position.getDeviceId()); + if (lastPosition != null && alarm.equals(lastPosition.getAttributes().get(Position.KEY_ALARM))) { + ignoreAlert = true; + } + } + if (!ignoreAlert) { + Event event = new Event(Event.TYPE_ALARM, position.getDeviceId(), position.getId()); + event.set(Position.KEY_ALARM, (String) alarm); + return Collections.singletonMap(event, position); + } } return null; } -- cgit v1.2.3