diff options
Diffstat (limited to 'src/main/java/org/traccar/protocol/T800xProtocolEncoder.java')
-rw-r--r-- | src/main/java/org/traccar/protocol/T800xProtocolEncoder.java | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/src/main/java/org/traccar/protocol/T800xProtocolEncoder.java b/src/main/java/org/traccar/protocol/T800xProtocolEncoder.java new file mode 100644 index 000000000..74587c8b1 --- /dev/null +++ b/src/main/java/org/traccar/protocol/T800xProtocolEncoder.java @@ -0,0 +1,69 @@ +/* + * Copyright 2016 - 2019 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 io.netty.channel.Channel; +import org.traccar.BaseProtocolEncoder; +import org.traccar.helper.DataConverter; +import org.traccar.model.Command; +import org.traccar.Protocol; + +import java.nio.charset.StandardCharsets; + +public class T800xProtocolEncoder extends BaseProtocolEncoder { + + public static final int MODE_SETTING = 0x01; + public static final int MODE_BROADCAST = 0x02; + public static final int MODE_FORWARD = 0x03; + + public T800xProtocolEncoder(Protocol protocol) { + super(protocol); + } + + private ByteBuf encodeContent(Command command, short header, String content) { + + ByteBuf buf = Unpooled.buffer(); + + buf.writeShort(header); + buf.writeByte(T800xProtocolDecoder.MSG_COMMAND); + buf.writeShort(7 + 8 + 1 + content.length()); + buf.writeShort(1); // serial number + buf.writeBytes(DataConverter.parseHex("0" + getUniqueId(command.getDeviceId()))); + buf.writeByte(MODE_SETTING); + buf.writeBytes(content.getBytes(StandardCharsets.US_ASCII)); + + return buf; + } + + @Override + protected Object encodeCommand(Channel channel, Command command) { + + short header = T800xProtocolDecoder.DEFAULT_HEADER; + if (channel != null) { + header = channel.pipeline().get(T800xProtocolDecoder.class).getHeader(); + } + + switch (command.getType()) { + case Command.TYPE_CUSTOM: + return encodeContent(command, header, command.getString(Command.KEY_DATA)); + default: + return null; + } + } + +} |