Merge commands implmentation (fix #1271)

1 files changed, 79 insertions, 0 deletions

diff --git a/src/org/traccar/protocol/Gt06Protocol.java b/src/org/traccar/protocol/Gt06Protocol.java
new file mode 100644
index 000000000..f3fc6a7b3
--- /dev/null
+++ b/src/org/traccar/protocol/Gt06Protocol.java
@@ -0,0 +1,79 @@
+package org.traccar.protocol;
+
+import org.jboss.netty.bootstrap.ServerBootstrap;
+import org.jboss.netty.buffer.ChannelBuffer;
+import org.jboss.netty.buffer.ChannelBuffers;
+import org.jboss.netty.channel.ChannelPipeline;
+import org.traccar.BaseProtocol;
+import org.traccar.TrackerServer;
+import org.traccar.database.ActiveDevice;
+import org.traccar.helper.Crc;
+import org.traccar.http.commands.CommandType;
+import org.traccar.http.commands.NoParameterCommand;
+import org.traccar.protocol.commands.CommandTemplate;
+
+import java.util.List;
+import java.util.Map;
+
+public class Gt06Protocol extends BaseProtocol {
+
+    public Gt06Protocol() {
+        super("gt06");
+    }
+
+    @Override
+    protected void loadCommandsTemplates(Map<CommandType, CommandTemplate> templates) {
+        templates.put(CommandType.STOP_ENGINE, new Gt06CommandTemplate("DYD#"));
+        templates.put(CommandType.RESUME_ENGINE, new Gt06CommandTemplate("HFYD#"));
+    }
+
+    @Override
+    public void addTrackerServersTo(List<TrackerServer> serverList) {
+        serverList.add(new TrackerServer(new ServerBootstrap(), this.getName()) {
+            @Override
+            protected void addSpecificHandlers(ChannelPipeline pipeline) {
+                pipeline.addLast("frameDecoder", new Gt06FrameDecoder());
+                pipeline.addLast("objectDecoder", new Gt06ProtocolDecoder(Gt06Protocol.this));
+            }
+        });
+    }
+
+    class Gt06CommandTemplate implements CommandTemplate<NoParameterCommand> {
+
+        private String commandContent;
+
+        public Gt06CommandTemplate(String commandContent) {
+            this.commandContent = commandContent;
+        }
+
+        @Override
+        public Object applyTo(ActiveDevice activeDevice, NoParameterCommand command) {
+            int serverFlagBit = 0x0;
+            int commandLength = serverFlagBit + commandContent.length();
+            int packetLength =  0x80 /*Protocol Number */ + commandContent.length() /* Information Content */ + 2 /*Information Serial Number */+  2 /*Error Check */;
+
+            int informationSerialNumber = 1;
+
+
+            ChannelBuffer response = ChannelBuffers.directBuffer(10);
+            response.writeBytes(new byte[]{0x78, 0x78}); // Start Bit
+            response.writeByte(packetLength); // Packet Length
+            response.writeByte(0x80); // Protocol Number
+
+            // Information Content
+            response.writeByte(commandLength); // Length of command
+            response.writeByte(serverFlagBit); // Server Flag Bit
+            response.writeBytes(commandContent.getBytes()); // Command Content
+            response.writeBytes(new byte[]{0x00, 0x02}); // Language
+
+            response.writeShort(informationSerialNumber); // Information Serial Number
+
+            int crc = Crc.crc16Ccitt(response.toByteBuffer(2, response.writerIndex()));
+            response.writeShort(crc); // Error Check
+
+            response.writeBytes(new byte[] {0x0D, 0x0A}); // Stop Bit
+
+            return response;
+        }
+    }
+}