From 6019dd4996fd19fdc9cc52d0e16d66b0397988a0 Mon Sep 17 00:00:00 2001
From: Anton Tananaev <anton@traccar.org>
Date: Thu, 2 Mar 2023 16:14:34 -0800
Subject: Support Redis forwarding

---
 .../traccar/forward/PositionForwarderRedis.java    | 50 ++++++++++++++++++++++
 1 file changed, 50 insertions(+)
 create mode 100644 src/main/java/org/traccar/forward/PositionForwarderRedis.java

(limited to 'src/main/java/org/traccar/forward')

diff --git a/src/main/java/org/traccar/forward/PositionForwarderRedis.java b/src/main/java/org/traccar/forward/PositionForwarderRedis.java
new file mode 100644
index 000000000..539d247b6
--- /dev/null
+++ b/src/main/java/org/traccar/forward/PositionForwarderRedis.java
@@ -0,0 +1,50 @@
+/*
+ * Copyright 2023 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.forward;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import org.traccar.config.Config;
+import org.traccar.config.Keys;
+import redis.clients.jedis.Jedis;
+
+public class PositionForwarderRedis implements PositionForwarder {
+
+    private final String url;
+
+    private final ObjectMapper objectMapper;
+
+    public PositionForwarderRedis(Config config, ObjectMapper objectMapper) {
+        this.objectMapper = objectMapper;
+        this.url = config.getString(Keys.FORWARD_URL);
+    }
+
+    @Override
+    public void forward(PositionData positionData, ResultHandler resultHandler) {
+
+        try {
+            String key = "positions." + positionData.getDevice().getUniqueId();
+            String value = objectMapper.writeValueAsString(positionData.getPosition());
+            try (Jedis jedis = new Jedis(url)) {
+                jedis.lpush(key, value);
+            }
+            resultHandler.onResult(true, null);
+        } catch (JsonProcessingException e) {
+            resultHandler.onResult(false, e);
+        }
+    }
+
+}
-- 
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