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update 电单车netty使用内存池

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Guoqs
2024-12-29 11:24:50 +08:00
parent 4e85f4cc05
commit 1780865f9f
2 changed files with 34 additions and 33 deletions
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66
jsowell-netty/src/main/java/com/jsowell/netty/decoder/YouDianProtocolDecoder.java
View File

@@ -61,13 +61,13 @@ public class YouDianProtocolDecoder extends ByteToMessageDecoder {
} }
// 检查包头是否是 68 协议 // 检查包头是否是 68 协议
if (buffer.readableBytes() >= HEADER_LENGTH_68) { // if (buffer.readableBytes() >= HEADER_LENGTH_68) {
if (buffer.getUnsignedByte(beginReader) == 0x68) { // if (buffer.getUnsignedByte(beginReader) == 0x68) {
// 处理 68 协议 // // 处理 68 协议
decode68Message(buffer, out, beginReader); // decode68Message(buffer, out, beginReader);
return; // return;
} // }
} // }
// 未知协议，还原读指针 // 未知协议，还原读指针
buffer.resetReaderIndex(); buffer.resetReaderIndex();
@@ -85,34 +85,34 @@ public class YouDianProtocolDecoder extends ByteToMessageDecoder {
} }
// 判断是否为68包头 // 判断是否为68包头
private boolean isStartOf68Header(ByteBuf buffer, int beginReader) { // private boolean isStartOf68Header(ByteBuf buffer, int beginReader) {
if (buffer.readableBytes() >= HEADER_LENGTH_68) { // if (buffer.readableBytes() >= HEADER_LENGTH_68) {
return buffer.getUnsignedByte(beginReader) == 0x68; // return buffer.getUnsignedByte(beginReader) == 0x68;
} // }
return false; // return false;
} // }
// 处理68协议消息 // 处理68协议消息
private void decode68Message(ByteBuf buffer, List<Object> out, int beginReader) { // private void decode68Message(ByteBuf buffer, List<Object> out, int beginReader) {
// 检查剩余数据是否足够 // // 检查剩余数据是否足够
if (buffer.readableBytes() < HEADER_LENGTH_68 + 1 + 2) { // if (buffer.readableBytes() < HEADER_LENGTH_68 + 1 + 2) {
buffer.readerIndex(beginReader); // buffer.readerIndex(beginReader);
return; // return;
} // }
//
// 获取消息长度 // // 获取消息长度
int length = buffer.getUnsignedByte(beginReader + HEADER_LENGTH_68); // int length = buffer.getUnsignedByte(beginReader + HEADER_LENGTH_68);
// 检查剩余数据是否足够 // // 检查剩余数据是否足够
if (buffer.readableBytes() < HEADER_LENGTH_68 + 1 + length + 2) { // if (buffer.readableBytes() < HEADER_LENGTH_68 + 1 + length + 2) {
buffer.readerIndex(beginReader); // buffer.readerIndex(beginReader);
return; // return;
} // }
//
// 读取 data 数据 最后+2是帧校验域长度 // // 读取 data 数据 最后+2是帧校验域长度
ByteBuf frame = buffer.retainedSlice(beginReader, HEADER_LENGTH_68 + 1 + length + 2); // ByteBuf frame = buffer.retainedSlice(beginReader, HEADER_LENGTH_68 + 1 + length + 2);
buffer.readerIndex(beginReader + HEADER_LENGTH_68 + 1 + length + 2); // buffer.readerIndex(beginReader + HEADER_LENGTH_68 + 1 + length + 2);
out.add(frame); // out.add(frame);
} // }
// 处理DNY协议消息 // 处理DNY协议消息
private void decodeDnyMessage(ByteBuf buffer, List<Object> out, int beginReader) { private void decodeDnyMessage(ByteBuf buffer, List<Object> out, int beginReader) {

1
jsowell-netty/src/main/java/com/jsowell/netty/server/NettyServerManager.java
View File

@@ -96,6 +96,7 @@ public class NettyServerManager implements CommandLineRunner {
.handler(new LoggingHandler(LogLevel.DEBUG)) .handler(new LoggingHandler(LogLevel.DEBUG))
.option(ChannelOption.SO_BACKLOG, 128) .option(ChannelOption.SO_BACKLOG, 128)
.option(ChannelOption.SO_REUSEADDR, true) .option(ChannelOption.SO_REUSEADDR, true)
.option(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT) // 启用池化内存分配器
.childOption(ChannelOption.SO_KEEPALIVE, true) .childOption(ChannelOption.SO_KEEPALIVE, true)
.childOption(ChannelOption.SO_REUSEADDR, true) .childOption(ChannelOption.SO_REUSEADDR, true)
.childHandler(electricBicyclesServerChannelInitializer) .childHandler(electricBicyclesServerChannelInitializer)