From 860b8ba8b370f710dd5530253d8748bf6185f1fa Mon Sep 17 00:00:00 2001 From: seym45 Date: Tue, 22 Aug 2023 00:27:36 +0400 Subject: Add periodic position fetching command for Gator protocol --- .../java/org/traccar/protocol/GatorProtocol.java | 1 + .../org/traccar/protocol/GatorProtocolDecoder.java | 1 + .../org/traccar/protocol/GatorProtocolEncoder.java | 23 +++++++++++++++++----- 3 files changed, 20 insertions(+), 5 deletions(-) (limited to 'src/main/java/org/traccar/protocol') diff --git a/src/main/java/org/traccar/protocol/GatorProtocol.java b/src/main/java/org/traccar/protocol/GatorProtocol.java index 096095463..bdea0fb00 100644 --- a/src/main/java/org/traccar/protocol/GatorProtocol.java +++ b/src/main/java/org/traccar/protocol/GatorProtocol.java @@ -31,6 +31,7 @@ public class GatorProtocol extends BaseProtocol { setSupportedDataCommands(Command.TYPE_POSITION_SINGLE); setSupportedDataCommands(Command.TYPE_ENGINE_RESUME); setSupportedDataCommands(Command.TYPE_ENGINE_STOP); + setSupportedDataCommands(Command.TYPE_POSITION_PERIODIC); addServer(new TrackerServer(config, getName(), false) { @Override protected void addProtocolHandlers(PipelineBuilder pipeline, Config config) { diff --git a/src/main/java/org/traccar/protocol/GatorProtocolDecoder.java b/src/main/java/org/traccar/protocol/GatorProtocolDecoder.java index a5ecb2169..bcd1a64b7 100644 --- a/src/main/java/org/traccar/protocol/GatorProtocolDecoder.java +++ b/src/main/java/org/traccar/protocol/GatorProtocolDecoder.java @@ -38,6 +38,7 @@ public class GatorProtocolDecoder extends BaseProtocolDecoder { public static final int MSG_HEARTBEAT = 0x21; public static final int MSG_POSITION_REQUEST = 0x30; + public static final int MSG_POSITION_PERIODIC = 0x30; public static final int MSG_RESTORES_THE_OIL_DUCT = 0x38; public static final int MSG_CLOSE_THE_OIL_DUCT = 0x39; public static final int MSG_POSITION_DATA = 0x80; diff --git a/src/main/java/org/traccar/protocol/GatorProtocolEncoder.java b/src/main/java/org/traccar/protocol/GatorProtocolEncoder.java index 6d96c6e9a..5452d83c7 100644 --- a/src/main/java/org/traccar/protocol/GatorProtocolEncoder.java +++ b/src/main/java/org/traccar/protocol/GatorProtocolEncoder.java @@ -43,18 +43,24 @@ public class GatorProtocolEncoder extends BaseProtocolEncoder { return buf; } - private ByteBuf encodeContent(long deviceId, int type) { + private ByteBuf encodeContent(long deviceId, int type, ByteBuf content) { ByteBuf buf = Unpooled.buffer(); buf.writeByte(0x24); buf.writeByte(0x24); buf.writeByte(type); buf.writeByte(0x00); - buf.writeByte(4 + 1 + 1); // ip 4 bytes, checksum and end byte + + // ip 4 bytes, content length, checksum and end byte + buf.writeByte(4 + 1 + (content != null ? content.readableBytes() : 0) + 1); ByteBuf pseudoIPAddress = encodeId(deviceId); buf.writeBytes(pseudoIPAddress); + if (content != null) { + buf.writeBytes(content); + } + int checksum = Checksum.xor(buf.nioBuffer()); buf.writeByte(checksum); @@ -66,13 +72,20 @@ public class GatorProtocolEncoder extends BaseProtocolEncoder { @Override protected Object encodeCommand(Command command) { + ByteBuf content = Unpooled.buffer(); + switch (command.getType()) { case Command.TYPE_POSITION_SINGLE: - return encodeContent(command.getDeviceId(), GatorProtocolDecoder.MSG_POSITION_REQUEST); + return encodeContent(command.getDeviceId(), GatorProtocolDecoder.MSG_POSITION_REQUEST, content); case Command.TYPE_ENGINE_STOP: - return encodeContent(command.getDeviceId(), GatorProtocolDecoder.MSG_CLOSE_THE_OIL_DUCT); + return encodeContent(command.getDeviceId(), GatorProtocolDecoder.MSG_CLOSE_THE_OIL_DUCT, content); case Command.TYPE_ENGINE_RESUME: - return encodeContent(command.getDeviceId(), GatorProtocolDecoder.MSG_RESTORES_THE_OIL_DUCT); + return encodeContent(command.getDeviceId(), GatorProtocolDecoder.MSG_RESTORES_THE_OIL_DUCT, content); + case Command.TYPE_POSITION_PERIODIC: + content.writeShort(command.getInteger(Command.KEY_ENGINE_ON_INTERVAL)); + content.writeShort(command.getInteger(Command.KEY_ENGINE_OFF_INTERVAL)); + content.writeByte(command.getInteger(Command.KEY_HEARTBEAT_INTERVAL)); + return encodeContent(command.getDeviceId(), GatorProtocolDecoder.MSG_POSITION_PERIODIC, content); default: return null; } -- cgit v1.2.3