1 files changed, 66 insertions, 0 deletions
diff --git a/src/org/traccar/protocol/Gps103ProtocolEncoder.java b/src/org/traccar/protocol/Gps103ProtocolEncoder.java
new file mode 100644
index 000000000..27fea8237
--- /dev/null
+++ b/src/org/traccar/protocol/Gps103ProtocolEncoder.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright 2015 Anton Tananaev (anton.tananaev@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 java.util.Map;
+import org.traccar.BaseProtocolEncoder;
+import org.traccar.model.Command;
+
+public class Gps103ProtocolEncoder extends BaseProtocolEncoder {
+
+    private String formatCommand(Command command, String format, String... keys) {
+        
+        String result = String.format(format, (Object[]) keys);
+        
+        result = result.replaceAll("\\{" + Command.KEY_UNIQUE_ID + "}", getUniqueId(command.getDeviceId()));
+        for (Map.Entry<String, Object> entry : command.getOther().entrySet()) {
+            String value;
+            if (entry.getKey().equals(Command.KEY_FREQUENCY)) {
+                long frequency = (Long) entry.getValue();
+                if (frequency / 60 / 60 > 0) {
+                    value = String.format("%02dh", frequency / 60 / 60);
+                } else if (frequency / 60 > 0) {
+                    value = String.format("%02dm", frequency / 60);
+                } else {
+                    value = String.format("%02ds", frequency);
+                }
+            } else {
+                value = entry.getValue().toString();
+            }
+            result = result.replaceAll("\\{" + entry.getKey() + "}", value);
+        }
+        
+        return result;
+    }
+    
+    @Override
+    protected Object encodeCommand(Command command) {
+        
+        switch (command.getType()) {
+            case Command.TYPE_POSITION_STOP:
+                return formatCommand(command, "**,imei:{%s},A", Command.KEY_UNIQUE_ID);
+            case Command.TYPE_POSITION_FIX:
+                return formatCommand(command, "**,imei:{%s},C,{%s}", Command.KEY_UNIQUE_ID, Command.KEY_FREQUENCY);
+            case Command.TYPE_ENGINE_STOP:
+                return formatCommand(command, "**,imei:{%s},K", Command.KEY_UNIQUE_ID);
+            case Command.TYPE_ENGINE_RESUME:
+                return formatCommand(command, "**,imei:{%s},J", Command.KEY_UNIQUE_ID);
+        }
+        
+        return null;
+    }
+    
+}