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authorAnton Tananaev <anton.tananaev@gmail.com>2021-11-13 10:26:56 -0800
committerAnton Tananaev <anton.tananaev@gmail.com>2021-11-13 10:26:56 -0800
commit33f20c440ee2a132c222781c4197dff10ecc6b3c (patch)
tree4d506cc1f1441e9f27ebd5959a5110085b6f8d41 /src/main/java/org/traccar/protocol/TopinProtocolEncoder.java
parentf0f22ee3e7f038a570800df10f1f29bb49a1a379 (diff)
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Add Topin protocol encoder
Diffstat (limited to 'src/main/java/org/traccar/protocol/TopinProtocolEncoder.java')
-rw-r--r--src/main/java/org/traccar/protocol/TopinProtocolEncoder.java66
1 files changed, 66 insertions, 0 deletions
diff --git a/src/main/java/org/traccar/protocol/TopinProtocolEncoder.java b/src/main/java/org/traccar/protocol/TopinProtocolEncoder.java
new file mode 100644
index 000000000..77f80b9d4
--- /dev/null
+++ b/src/main/java/org/traccar/protocol/TopinProtocolEncoder.java
@@ -0,0 +1,66 @@
+/*
+ * 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.buffer.ByteBuf;
+import io.netty.buffer.Unpooled;
+import org.traccar.BaseProtocolEncoder;
+import org.traccar.Protocol;
+import org.traccar.model.Command;
+
+import java.nio.charset.StandardCharsets;
+
+public class TopinProtocolEncoder extends BaseProtocolEncoder {
+
+ public TopinProtocolEncoder(Protocol protocol) {
+ super(protocol);
+ }
+
+ private ByteBuf encodeContent(int type, ByteBuf content) {
+
+ ByteBuf buf = Unpooled.buffer();
+
+ buf.writeByte(0x78);
+ buf.writeByte(0x78);
+
+ buf.writeByte(1 + content.readableBytes()); // message length
+
+ buf.writeByte(type);
+
+ buf.writeBytes(content);
+ content.release();
+
+ buf.writeByte('\r');
+ buf.writeByte('\n');
+
+ return buf;
+ }
+
+ @Override
+ protected Object encodeCommand(Command command) {
+
+ ByteBuf content = Unpooled.buffer();
+
+ switch (command.getType()) {
+ case Command.TYPE_SOS_NUMBER:
+ content.writeCharSequence(command.getString(Command.KEY_PHONE), StandardCharsets.US_ASCII);
+ return encodeContent(TopinProtocolDecoder.MSG_SOS_NUMBER, content);
+ default:
+ return null;
+ }
+ }
+
+}