From 4b9aa8e7c98a3420a698b1520ee63060409c7d88 Mon Sep 17 00:00:00 2001 From: Gavriel Fleischer Date: Sun, 17 Feb 2019 01:24:44 +0200 Subject: binary encoder + test --- src/org/traccar/protocol/WatchProtocolEncoder.java | 74 ++++++++++++---------- 1 file changed, 42 insertions(+), 32 deletions(-) (limited to 'src/org/traccar/protocol') diff --git a/src/org/traccar/protocol/WatchProtocolEncoder.java b/src/org/traccar/protocol/WatchProtocolEncoder.java index 28b0b9407..c81d81f91 100644 --- a/src/org/traccar/protocol/WatchProtocolEncoder.java +++ b/src/org/traccar/protocol/WatchProtocolEncoder.java @@ -15,6 +15,8 @@ */ package org.traccar.protocol; +import io.netty.buffer.ByteBuf; +import io.netty.buffer.Unpooled; import io.netty.channel.Channel; import org.traccar.StringProtocolEncoder; import org.traccar.helper.DataConverter; @@ -38,13 +40,21 @@ public class WatchProtocolEncoder extends StringProtocolEncoder implements Strin return fmt.format(offset); } else if (key.equals(Command.KEY_MESSAGE)) { return DataConverter.printHex(value.toString().getBytes(StandardCharsets.UTF_16BE)); + } else if (key.equals(Command.KEY_ENABLE)) { + return (boolean) value ? "1" : "0"; } return null; } - protected String formatCommand(Channel channel, Command command, String format, String... keys) { + protected String formatTextCommand(Channel channel, Command command, String format, String... keys) { + String content = formatCommand(command, format, this, keys); + ByteBuf buf = Unpooled.copiedBuffer(content, StandardCharsets.US_ASCII); + + return formatBinaryCommand(channel, command, "", buf).toString(StandardCharsets.US_ASCII); + } + protected ByteBuf formatBinaryCommand(Channel channel, Command command, String textPrefix, ByteBuf data) { boolean hasIndex = false; String manufacturer = "CS"; if (channel != null) { @@ -55,23 +65,23 @@ public class WatchProtocolEncoder extends StringProtocolEncoder implements Strin } } - String content = formatCommand(command, format, this, keys); - + ByteBuf buf = Unpooled.buffer(); + buf.writeByte('['); + buf.writeCharSequence(manufacturer, StandardCharsets.US_ASCII); + buf.writeByte('*'); + buf.writeCharSequence(getUniqueId(command.getDeviceId()), StandardCharsets.US_ASCII); + buf.writeByte('*'); if (hasIndex) { - return String.format("[%s*%s*0001*%04x*%s]", - manufacturer, getUniqueId(command.getDeviceId()), content.length(), content); - } else { - return String.format("[%s*%s*%04x*%s]", - manufacturer, getUniqueId(command.getDeviceId()), content.length(), content); + buf.writeCharSequence("0001", StandardCharsets.US_ASCII); + buf.writeByte('*'); } - } + buf.writeCharSequence(String.format("%04x", data.readableBytes() + textPrefix.length()), StandardCharsets.US_ASCII); + buf.writeByte('*'); + buf.writeCharSequence(textPrefix, StandardCharsets.US_ASCII); + buf.writeBytes(data); + buf.writeByte(']'); - private int getEnableFlag(Command command) { - if (command.getBoolean(Command.KEY_ENABLE)) { - return 1; - } else { - return 0; - } + return buf; } private static Map mapping = new HashMap<>(); @@ -84,7 +94,7 @@ public class WatchProtocolEncoder extends StringProtocolEncoder implements Strin mapping.put((byte) 0x2A, (byte) 0x05); } - private String getBinaryData(Command command) { + private ByteBuf getBinaryData(Command command) { byte[] data = DataConverter.parseHex(command.getString(Command.KEY_DATA)); int encodedLength = data.length; @@ -109,7 +119,7 @@ public class WatchProtocolEncoder extends StringProtocolEncoder implements Strin index += 1; } - return new String(encodedData, StandardCharsets.ISO_8859_1); + return Unpooled.copiedBuffer(encodedData); } @Override @@ -117,35 +127,35 @@ public class WatchProtocolEncoder extends StringProtocolEncoder implements Strin switch (command.getType()) { case Command.TYPE_CUSTOM: - return formatCommand(channel, command, command.getString(Command.KEY_DATA)); + return formatTextCommand(channel, command, command.getString(Command.KEY_DATA)); case Command.TYPE_POSITION_SINGLE: - return formatCommand(channel, command, "RG"); + return formatTextCommand(channel, command, "RG"); case Command.TYPE_SOS_NUMBER: - return formatCommand(channel, command, "SOS{%s},{%s}", Command.KEY_INDEX, Command.KEY_PHONE); + return formatTextCommand(channel, command, "SOS{%s},{%s}", Command.KEY_INDEX, Command.KEY_PHONE); case Command.TYPE_ALARM_SOS: - return formatCommand(channel, command, "SOSSMS," + getEnableFlag(command)); + return formatTextCommand(channel, command, "SOSSMS,{%s}", Command.KEY_ENABLE); case Command.TYPE_ALARM_BATTERY: - return formatCommand(channel, command, "LOWBAT," + getEnableFlag(command)); + return formatTextCommand(channel, command, "LOWBAT,{%s}", Command.KEY_ENABLE); case Command.TYPE_REBOOT_DEVICE: - return formatCommand(channel, command, "RESET"); + return formatTextCommand(channel, command, "RESET"); case Command.TYPE_ALARM_REMOVE: - return formatCommand(channel, command, "REMOVE," + getEnableFlag(command)); + return formatTextCommand(channel, command, "REMOVE,{%s}", Command.KEY_ENABLE); case Command.TYPE_SILENCE_TIME: - return formatCommand(channel, command, "SILENCETIME,{%s}", Command.KEY_DATA); + return formatTextCommand(channel, command, "SILENCETIME,{%s}", Command.KEY_DATA); case Command.TYPE_ALARM_CLOCK: - return formatCommand(channel, command, "REMIND,{%s}", Command.KEY_DATA); + return formatTextCommand(channel, command, "REMIND,{%s}", Command.KEY_DATA); case Command.TYPE_SET_PHONEBOOK: - return formatCommand(channel, command, "PHB,{%s}", Command.KEY_DATA); + return formatTextCommand(channel, command, "PHB,{%s}", Command.KEY_DATA); case Command.TYPE_MESSAGE: - return formatCommand(channel, command, "MESSAGE,{%s}", Command.KEY_MESSAGE); + return formatTextCommand(channel, command, "MESSAGE,{%s}", Command.KEY_MESSAGE); case Command.TYPE_VOICE_MESSAGE: - return formatCommand(channel, command, "TK,%s", getBinaryData(command)); + return formatBinaryCommand(channel, command, "TK,", getBinaryData(command)); case Command.TYPE_POSITION_PERIODIC: - return formatCommand(channel, command, "UPLOAD,{%s}", Command.KEY_FREQUENCY); + return formatTextCommand(channel, command, "UPLOAD,{%s}", Command.KEY_FREQUENCY); case Command.TYPE_SET_TIMEZONE: - return formatCommand(channel, command, "LZ,,{%s}", Command.KEY_TIMEZONE); + return formatTextCommand(channel, command, "LZ,,{%s}", Command.KEY_TIMEZONE); case Command.TYPE_SET_INDICATOR: - return formatCommand(channel, command, "FLOWER,{%s}", Command.KEY_DATA); + return formatTextCommand(channel, command, "FLOWER,{%s}", Command.KEY_DATA); default: return null; } -- cgit v1.2.3