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 --- .../org/traccar/protocol/NoranProtocolEncoder.java | 64 ++++++++++++++++++++++ 1 file changed, 64 insertions(+) create mode 100644 src/main/java/org/traccar/protocol/NoranProtocolEncoder.java (limited to 'src/main/java/org/traccar/protocol/NoranProtocolEncoder.java') diff --git a/src/main/java/org/traccar/protocol/NoranProtocolEncoder.java b/src/main/java/org/traccar/protocol/NoranProtocolEncoder.java new file mode 100644 index 000000000..92826c8b2 --- /dev/null +++ b/src/main/java/org/traccar/protocol/NoranProtocolEncoder.java @@ -0,0 +1,64 @@ +/* + * 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.model.Command; + +import java.nio.charset.StandardCharsets; + +public class NoranProtocolEncoder extends BaseProtocolEncoder { + + private ByteBuf encodeContent(String content) { + + ByteBuf buf = Unpooled.buffer(12 + 56); + + buf.writeCharSequence("\r\n*KW", StandardCharsets.US_ASCII); + buf.writeByte(0); + buf.writeShortLE(buf.capacity()); + buf.writeShortLE(NoranProtocolDecoder.MSG_CONTROL); + buf.writeInt(0); // gis ip + buf.writeShortLE(0); // gis port + buf.writeBytes(content.getBytes(StandardCharsets.US_ASCII)); + buf.writerIndex(buf.writerIndex() + 50 - content.length()); + buf.writeCharSequence("\r\n", StandardCharsets.US_ASCII); + + return buf; + } + + @Override + protected Object encodeCommand(Command command) { + + switch (command.getType()) { + case Command.TYPE_POSITION_SINGLE: + return encodeContent("*KW,000,000,000000#"); + case Command.TYPE_POSITION_PERIODIC: + int interval = command.getInteger(Command.KEY_FREQUENCY); + return encodeContent("*KW,000,002,000000," + interval + "#"); + case Command.TYPE_POSITION_STOP: + return encodeContent("*KW,000,002,000000,0#"); + case Command.TYPE_ENGINE_STOP: + return encodeContent("*KW,000,007,000000,0#"); + case Command.TYPE_ENGINE_RESUME: + return encodeContent("*KW,000,007,000000,1#"); + default: + return null; + } + } + +} -- cgit v1.2.3