From 59416923dcb3a756eaf532cc4259f2f6625c0762 Mon Sep 17 00:00:00 2001 From: Anton Tananaev Date: Sun, 31 Mar 2019 22:35:39 -0700 Subject: Convert project to gradle --- .../traccar/protocol/RuptelaProtocolEncoder.java | 73 ++++++++++++++++++++++ 1 file changed, 73 insertions(+) create mode 100644 src/main/java/org/traccar/protocol/RuptelaProtocolEncoder.java (limited to 'src/main/java/org/traccar/protocol/RuptelaProtocolEncoder.java') diff --git a/src/main/java/org/traccar/protocol/RuptelaProtocolEncoder.java b/src/main/java/org/traccar/protocol/RuptelaProtocolEncoder.java new file mode 100644 index 000000000..4242584c9 --- /dev/null +++ b/src/main/java/org/traccar/protocol/RuptelaProtocolEncoder.java @@ -0,0 +1,73 @@ +/* + * 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 io.netty.buffer.ByteBuf; +import io.netty.buffer.Unpooled; +import org.traccar.BaseProtocolEncoder; +import org.traccar.helper.Checksum; +import org.traccar.model.Command; + +import java.nio.charset.StandardCharsets; + +public class RuptelaProtocolEncoder extends BaseProtocolEncoder { + + private ByteBuf encodeContent(int type, ByteBuf content) { + + ByteBuf buf = Unpooled.buffer(); + + buf.writeShort(1 + content.readableBytes()); + buf.writeByte(100 + type); + buf.writeBytes(content); + buf.writeShort(Checksum.crc16(Checksum.CRC16_KERMIT, buf.nioBuffer(2, buf.writerIndex() - 2))); + + return buf; + } + + @Override + protected Object encodeCommand(Command command) { + + ByteBuf content = Unpooled.buffer(); + + switch (command.getType()) { + case Command.TYPE_CUSTOM: + content.writeBytes(command.getString(Command.KEY_DATA).getBytes(StandardCharsets.US_ASCII)); + return encodeContent(RuptelaProtocolDecoder.MSG_SMS_VIA_GPRS, content); + case Command.TYPE_CONFIGURATION: + content.writeBytes((command.getString(Command.KEY_DATA) + "\r\n").getBytes(StandardCharsets.US_ASCII)); + return encodeContent(RuptelaProtocolDecoder.MSG_DEVICE_CONFIGURATION, content); + case Command.TYPE_GET_VERSION: + return encodeContent(RuptelaProtocolDecoder.MSG_DEVICE_VERSION, content); + case Command.TYPE_FIRMWARE_UPDATE: + content.writeBytes("|FU_STRT*\r\n".getBytes(StandardCharsets.US_ASCII)); + return encodeContent(RuptelaProtocolDecoder.MSG_FIRMWARE_UPDATE, content); + case Command.TYPE_OUTPUT_CONTROL: + content.writeInt(command.getInteger(Command.KEY_INDEX)); + content.writeInt(Integer.parseInt(command.getString(Command.KEY_DATA))); + return encodeContent(RuptelaProtocolDecoder.MSG_SET_IO, content); + case Command.TYPE_SET_CONNECTION: + String c = command.getString(Command.KEY_SERVER) + "," + command.getInteger(Command.KEY_PORT) + ",TCP"; + content.writeBytes(c.getBytes(StandardCharsets.US_ASCII)); + return encodeContent(RuptelaProtocolDecoder.MSG_SET_CONNECTION, content); + case Command.TYPE_SET_ODOMETER: + content.writeInt(Integer.parseInt(command.getString(Command.KEY_DATA))); + return encodeContent(RuptelaProtocolDecoder.MSG_SET_ODOMETER, content); + default: + return null; + } + } + +} -- cgit v1.2.3