From 03844cbfc53d676f41b8c9fb18b74b86a08e95f0 Mon Sep 17 00:00:00 2001
From: Anatoliy Golubev <darth.naihil@gmail.com>
Date: Sat, 9 Sep 2017 22:52:18 +0300
Subject: Implement ADM protocol commands

---
 src/org/traccar/protocol/AdmProtocol.java        |  5 +++
 src/org/traccar/protocol/AdmProtocolEncoder.java | 53 ++++++++++++++++++++++++
 2 files changed, 58 insertions(+)
 create mode 100644 src/org/traccar/protocol/AdmProtocolEncoder.java

(limited to 'src/org')

diff --git a/src/org/traccar/protocol/AdmProtocol.java b/src/org/traccar/protocol/AdmProtocol.java
index 442121f0a..db2adfeaa 100644
--- a/src/org/traccar/protocol/AdmProtocol.java
+++ b/src/org/traccar/protocol/AdmProtocol.java
@@ -20,6 +20,7 @@ import org.jboss.netty.channel.ChannelPipeline;
 import org.jboss.netty.handler.codec.frame.LengthFieldBasedFrameDecoder;
 import org.traccar.BaseProtocol;
 import org.traccar.TrackerServer;
+import org.traccar.model.Command;
 
 import java.nio.ByteOrder;
 import java.util.List;
@@ -28,6 +29,9 @@ public class AdmProtocol extends BaseProtocol {
 
     public AdmProtocol() {
         super("adm");
+        setSupportedDataCommands(
+                Command.TYPE_GET_DEVICE_STATUS,
+                Command.TYPE_CUSTOM);
     }
 
     @Override
@@ -36,6 +40,7 @@ public class AdmProtocol extends BaseProtocol {
             @Override
             protected void addSpecificHandlers(ChannelPipeline pipeline) {
                 pipeline.addLast("frameDecoder", new LengthFieldBasedFrameDecoder(1024, 2, 1, -3, 0));
+                pipeline.addLast("objectEncoder", new AdmProtocolEncoder());
                 pipeline.addLast("objectDecoder", new AdmProtocolDecoder(AdmProtocol.this));
             }
         };
diff --git a/src/org/traccar/protocol/AdmProtocolEncoder.java b/src/org/traccar/protocol/AdmProtocolEncoder.java
new file mode 100644
index 000000000..1cdfbf0b0
--- /dev/null
+++ b/src/org/traccar/protocol/AdmProtocolEncoder.java
@@ -0,0 +1,53 @@
+/*
+ * Copyright 2017 Anton Tananaev (anton@traccar.org)
+ * Copyright 2017 Anatoliy Golubev (darth.naihil@gmail.com)
+ *
+ * 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.protocol;
+
+import org.jboss.netty.buffer.ChannelBuffer;
+import org.jboss.netty.buffer.ChannelBuffers;
+import org.traccar.BaseProtocolEncoder;
+import org.traccar.helper.Log;
+import org.traccar.model.Command;
+
+import java.nio.charset.StandardCharsets;
+
+public class AdmProtocolEncoder extends BaseProtocolEncoder {
+
+    private ChannelBuffer encodeContent(String data) {
+        ChannelBuffer buf = ChannelBuffers.copiedBuffer(data, StandardCharsets.UTF_8);
+        buf.writeByte(0x0D);
+        buf.writeByte(0x0A);
+        return buf;
+    }
+
+    @Override
+    protected Object encodeCommand(Command command) {
+
+        switch (command.getType()) {
+            case Command.TYPE_GET_DEVICE_STATUS:
+                return encodeContent("STATUS");
+
+            case Command.TYPE_CUSTOM:
+                return encodeContent(command.getString(Command.KEY_DATA));
+
+            default:
+                Log.warning(new UnsupportedOperationException(command.getType()));
+                break;
+        }
+
+        return null;
+    }
+}
-- 
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