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authorAnton Tananaev <anton.tananaev@gmail.com>2019-02-27 23:02:41 -0800
committerAnton Tananaev <anton.tananaev@gmail.com>2019-02-27 23:02:41 -0800
commit08754125ed5d152efe29926728033da3658c69fc (patch)
tree41a8924575e0e4ad646f3ac44e984e7cb7fccb1d /src/org/traccar/handler/events/AlertEventHandler.java
parenta68b4ab19873de65145772b408b4db75da25484a (diff)
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Move events handler classes
Diffstat (limited to 'src/org/traccar/handler/events/AlertEventHandler.java')
-rw-r--r--src/org/traccar/handler/events/AlertEventHandler.java56
1 files changed, 56 insertions, 0 deletions
diff --git a/src/org/traccar/handler/events/AlertEventHandler.java b/src/org/traccar/handler/events/AlertEventHandler.java
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+++ b/src/org/traccar/handler/events/AlertEventHandler.java
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+/*
+ * 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.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.traccar.handler.events;
+
+import java.util.Collections;
+import java.util.Map;
+
+import io.netty.channel.ChannelHandler;
+import org.traccar.BaseEventHandler;
+import org.traccar.Context;
+import org.traccar.model.Event;
+import org.traccar.model.Position;
+
+@ChannelHandler.Sharable
+public class AlertEventHandler extends BaseEventHandler {
+
+ private final boolean ignoreDuplicateAlerts;
+
+ public AlertEventHandler() {
+ ignoreDuplicateAlerts = Context.getConfig().getBoolean("event.ignoreDuplicateAlerts");
+ }
+
+ @Override
+ protected Map<Event, Position> analyzePosition(Position position) {
+ Object alarm = position.getAttributes().get(Position.KEY_ALARM);
+ if (alarm != null) {
+ 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;
+ }
+
+}