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authorAnton Tananaev <anton.tananaev@gmail.com>2017-02-18 16:28:17 +1300
committerAnton Tananaev <anton.tananaev@gmail.com>2017-02-18 16:28:17 +1300
commitd5bd395f19ef5ed6732b32a0e8d0eb5e6a25c33e (patch)
tree8f19594583dbff0a2198d68751a05d9dee779d69 /src/org/traccar/protocol/CellocatorProtocolEncoder.java
parent4753e462767812712bafbc8e9985f355021c6f16 (diff)
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Implement Cellocator output control
Diffstat (limited to 'src/org/traccar/protocol/CellocatorProtocolEncoder.java')
-rw-r--r--src/org/traccar/protocol/CellocatorProtocolEncoder.java72
1 files changed, 72 insertions, 0 deletions
diff --git a/src/org/traccar/protocol/CellocatorProtocolEncoder.java b/src/org/traccar/protocol/CellocatorProtocolEncoder.java
new file mode 100644
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+++ b/src/org/traccar/protocol/CellocatorProtocolEncoder.java
@@ -0,0 +1,72 @@
+/*
+ * Copyright 2017 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.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.ByteOrder;
+
+public class CellocatorProtocolEncoder extends BaseProtocolEncoder {
+
+ private ChannelBuffer encodeContent(long deviceId, int command, int data1, int data2) {
+
+ ChannelBuffer buf = ChannelBuffers.dynamicBuffer(ByteOrder.LITTLE_ENDIAN, 0);
+ buf.writeByte('M');
+ buf.writeByte('C');
+ buf.writeByte('G');
+ buf.writeByte('P');
+ buf.writeByte(0);
+ buf.writeInt(Integer.parseInt(getUniqueId(deviceId)));
+ buf.writeByte(0); // command numerator
+ buf.writeInt(0); // authentication code
+ buf.writeByte(command);
+ buf.writeByte(command);
+ buf.writeByte(data1);
+ buf.writeByte(data1);
+ buf.writeByte(data2);
+ buf.writeByte(data2);
+ buf.writeInt(0); // command specific data
+
+ byte checksum = 0;
+ for (int i = 4; i < buf.writerIndex(); i++) {
+ checksum += buf.getByte(i);
+ }
+ buf.writeByte(checksum);
+
+ return buf;
+ }
+
+ @Override
+ protected Object encodeCommand(Command command) {
+
+ switch (command.getType()) {
+ case Command.TYPE_OUTPUT_CONTROL:
+ int data = Integer.parseInt(command.getString(Command.KEY_DATA)) << 4
+ + command.getInteger(Command.KEY_INDEX);
+ return encodeContent(command.getDeviceId(), 0x03, data, 0);
+ default:
+ Log.warning(new UnsupportedOperationException(command.getType()));
+ break;
+ }
+
+ return null;
+ }
+
+}