aboutsummaryrefslogtreecommitdiff
path: root/src/main/java/org/traccar/protocol/TeltonikaProtocolEncoder.java
diff options
context:
space:
mode:
authorAnton Tananaev <anton.tananaev@gmail.com>2019-03-31 22:35:39 -0700
committerAnton Tananaev <anton.tananaev@gmail.com>2019-03-31 22:35:39 -0700
commit59416923dcb3a756eaf532cc4259f2f6625c0762 (patch)
tree9082dae6616deac8fda432b7bfd80e4a52b6d9dc /src/main/java/org/traccar/protocol/TeltonikaProtocolEncoder.java
parent79a129dd6327d932133d6b9a50190d3f4927bff9 (diff)
downloadtrackermap-server-59416923dcb3a756eaf532cc4259f2f6625c0762.tar.gz
trackermap-server-59416923dcb3a756eaf532cc4259f2f6625c0762.tar.bz2
trackermap-server-59416923dcb3a756eaf532cc4259f2f6625c0762.zip
Convert project to gradle
Diffstat (limited to 'src/main/java/org/traccar/protocol/TeltonikaProtocolEncoder.java')
-rw-r--r--src/main/java/org/traccar/protocol/TeltonikaProtocolEncoder.java59
1 files changed, 59 insertions, 0 deletions
diff --git a/src/main/java/org/traccar/protocol/TeltonikaProtocolEncoder.java b/src/main/java/org/traccar/protocol/TeltonikaProtocolEncoder.java
new file mode 100644
index 000000000..944cec024
--- /dev/null
+++ b/src/main/java/org/traccar/protocol/TeltonikaProtocolEncoder.java
@@ -0,0 +1,59 @@
+/*
+ * Copyright 2016 - 2018 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.traccar.BaseProtocolEncoder;
+import org.traccar.helper.Checksum;
+import org.traccar.model.Command;
+
+import io.netty.buffer.ByteBuf;
+import io.netty.buffer.Unpooled;
+
+import java.nio.charset.StandardCharsets;
+
+public class TeltonikaProtocolEncoder extends BaseProtocolEncoder {
+
+ private ByteBuf encodeContent(String content) {
+
+ ByteBuf buf = Unpooled.buffer();
+
+ buf.writeInt(0);
+ buf.writeInt(content.length() + 10);
+ buf.writeByte(TeltonikaProtocolDecoder.CODEC_12);
+ buf.writeByte(1); // quantity
+ buf.writeByte(5); // type
+ buf.writeInt(content.length() + 2);
+ buf.writeBytes(content.getBytes(StandardCharsets.US_ASCII));
+ buf.writeByte('\r');
+ buf.writeByte('\n');
+ buf.writeByte(1); // quantity
+ buf.writeInt(Checksum.crc16(Checksum.CRC16_IBM, buf.nioBuffer(8, buf.writerIndex() - 8)));
+
+ return buf;
+ }
+
+ @Override
+ protected Object encodeCommand(Command command) {
+
+ switch (command.getType()) {
+ case Command.TYPE_CUSTOM:
+ return encodeContent(command.getString(Command.KEY_DATA));
+ default:
+ return null;
+ }
+ }
+
+}