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authorAnton Tananaev <anton.tananaev@gmail.com>2021-05-23 12:17:10 -0700
committerAnton Tananaev <anton.tananaev@gmail.com>2021-05-23 12:17:10 -0700
commitd5a391ccb44bb526417d33f1e11fd2540b28103b (patch)
treeb0680971681d0426a44fbff34c966c66a1e492fa /src/main/java
parent410260640a5e58b6f3816e987470da0143337490 (diff)
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Start R12W protocol implementation
Diffstat (limited to 'src/main/java')
-rw-r--r--src/main/java/org/traccar/protocol/R12wProtocol.java39
-rw-r--r--src/main/java/org/traccar/protocol/R12wProtocolDecoder.java62
2 files changed, 101 insertions, 0 deletions
diff --git a/src/main/java/org/traccar/protocol/R12wProtocol.java b/src/main/java/org/traccar/protocol/R12wProtocol.java
new file mode 100644
index 000000000..3726233b4
--- /dev/null
+++ b/src/main/java/org/traccar/protocol/R12wProtocol.java
@@ -0,0 +1,39 @@
+/*
+ * Copyright 2021 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 io.netty.handler.codec.LineBasedFrameDecoder;
+import io.netty.handler.codec.string.StringDecoder;
+import io.netty.handler.codec.string.StringEncoder;
+import org.traccar.BaseProtocol;
+import org.traccar.PipelineBuilder;
+import org.traccar.TrackerServer;
+
+public class R12wProtocol extends BaseProtocol {
+
+ public R12wProtocol() {
+ addServer(new TrackerServer(false, getName()) {
+ @Override
+ protected void addProtocolHandlers(PipelineBuilder pipeline) {
+ pipeline.addLast(new LineBasedFrameDecoder(1024));
+ pipeline.addLast(new StringEncoder());
+ pipeline.addLast(new StringDecoder());
+ pipeline.addLast(new R12wProtocolDecoder(R12wProtocol.this));
+ }
+ });
+ }
+
+}
diff --git a/src/main/java/org/traccar/protocol/R12wProtocolDecoder.java b/src/main/java/org/traccar/protocol/R12wProtocolDecoder.java
new file mode 100644
index 000000000..d60318447
--- /dev/null
+++ b/src/main/java/org/traccar/protocol/R12wProtocolDecoder.java
@@ -0,0 +1,62 @@
+/*
+ * Copyright 2021 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 io.netty.channel.Channel;
+import org.traccar.BaseProtocolDecoder;
+import org.traccar.DeviceSession;
+import org.traccar.NetworkMessage;
+import org.traccar.Protocol;
+import org.traccar.helper.Checksum;
+
+import java.net.SocketAddress;
+
+public class R12wProtocolDecoder extends BaseProtocolDecoder {
+
+ public R12wProtocolDecoder(Protocol protocol) {
+ super(protocol);
+ }
+
+ private void sendResponse(Channel channel, String type, String id, String data) {
+ if (channel != null) {
+ String sentence = String.format("$HX,%s,%s,%s,#", type, id, data);
+ sentence += String.format(",%02x,\r\n", Checksum.xor(sentence));
+ channel.writeAndFlush(new NetworkMessage(sentence, channel.remoteAddress()));
+ }
+ }
+
+ @Override
+ protected Object decode(
+ Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
+
+ String sentence = (String) msg;
+ String[] values = sentence.split(",");
+ String type = values[1];
+ String id = values[2];
+
+ DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, id);
+ if (deviceSession == null) {
+ return null;
+ }
+
+ if (type.equals("0001")) {
+ sendResponse(channel, "1001", id, values[3] + ",OK");
+ }
+
+ return null;
+ }
+
+}