Bytebuf retainedslice

Author: cizn

August undefined, 2024

WebThe method retainedSlice() has the following parameter: int index-int length-Return. The method retainedSlice() returns Example The following code shows how to use ByteBuf … WebJan 14, 2024 · Netty-源码分析ByteBuf-readSlice和readRetainedSlice使用细节，返回从当前readerIndex开始的此缓冲区的子区域的新分片，并将readerIndex增加新分片的大小（=长度）。另请注意，此方法将不会调用retain（），因此不会增加引用计数。跟slice极为相似，只是把原始缓冲区的readerIndex进行了增加@OverridepublicByteBufreadSlice ...

io.netty.buffer.ByteBuf.retainedSlice ()方法的使用及代码示例

WebJul 25, 2016 · Modifications: - retainSlice() and retainDuplicate() variants should only maintain a reference to the unwrapped ByteBuf - create new unit tests which generally … WebThe following examples show how to use io.netty.buffer.bytebuf#retainedSlice() . You can vote up the ones you like or vote down the ones you don't like, and go to the original … kirby\u0027s adventure walkthrough

Java Code Examples for io.netty.buffer.bytebuf # retainedSlice()

Webpublic ByteBuf retainedSlice() { return unwrappedDerived(super.retainedSlice()); Web@Override public ByteBuf retainedSlice() { // We could call buf.retainedSlice(), and then call buf.release(). However this creates a leak in unit tests // because the release method on UnreleasableByteBuf will never allow the leak record to be cleaned up. // So we just use slice() because the end result should be logically equivalent. return slice (); } WebByteBuf为原生的byte数组以及NIO buffer提供了一个抽象的视角。 ... retainedSlice() retainedSlice(int, int) readRetainedSlice(int) A derived buffer will have an independent readerIndex, writerIndex and marker indexes, while it shares other internal data representation, just like a NIO buffer does. lyrics cormina devastations

ByteBuf memory leak and release analysis in Netty

WebJul 25, 2016 · retainSlice () unwrap ByteBuf f5c65df Scottmitch closed this as completed in 82b617d on Jul 29, 2016 liuzhengyang pushed a commit to liuzhengyang/netty that referenced this issue on Sep 9, 2024 retainSlice () unwrap ByteBuf ed7a148 Sign up for free to join this conversation on GitHub . Already have an account? Sign in to comment WebOct 21, 2024 · ByteBuf slice(): 返回该缓冲区可读字节的一个切片。修改返回缓冲区或此缓冲区的内容会影响彼此的内容，同时它们维护单独的索引和标记。这个方法与 buf.slice(buf.readerIndex()， buf.readableBytes()) 相同。 ByteBuf retainedSlice(): 返回该缓冲区可读字节的保留片。 lyrics convoy songWebMay 24, 2024 · If the inbound ByteBuf is being transferred to the next channel handler down the pipeline, the reference count of this ByteBuf is increased through ByteBuf#retain and … lyrics-copy

"WebAug 4, 2024 · 在前面小节中，我们讲到ByteBuf是一个ReferenceCounted,这个特征在衍生buf中就用到了。我们知道调用retain () 方法的时候，引用count会增加，但是对于 duplicate (), slice (), slice (int, int) 和 readSlice (int) 这些方法来说，虽然他们也是引用，但是没有调用retain ()方法，这样原始数据会在任意一个Buf调用release ()方法之后被回收。 " - Bytebuf retainedslice

Bytebuf retainedslice

Netty-源码分析ByteBuf-slice和retainedSlice使用细节 - 51CTO

WebJan 16, 2024 · return buf.slice().order(order); } 代码示例来源： origin: netty/netty ByteBuf decode(ByteBuf src, int off, int len, ByteBufAllocator allocator, Base64Dialect dialect) { dest = allocator.buffer(decodedBufferSize(len)).order(src.order()); // Upper limit on size of output decodabet = decodabet(dialect); try { src.forEachByte(off, len, this); WebReturn the number of bytes that can be read from this data buffer. int readPosition () Return the position from which this buffer will read. DataBuffer readPosition (int readPosition) Set the position from which this buffer will read. default DataBuffer retainedSlice (int index, int length) Deprecated.

Did you know?

WebThe following examples show how to use io.netty.buffer.bytebuf#retainedSlice() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar. Webcopy(io.netty.buffer.ByteBuf buf, int index, int length) Wraps the newly created buf from buf.copyin a packet byte buf. static net.minecraft.network.PacketByteBuf. create() …

Web* @param byteBuf the buffer to base this buffer on */ NettyDataBuffer (ByteBuf byteBuf, NettyDataBufferFactory dataBufferFactory) {Assert. notNull (byteBuf, "ByteBuf must not be null"); Assert. notNull (dataBufferFactory, "NettyDataBufferFactory must not be null"); this. byteBuf = byteBuf; this. dataBufferFactory = dataBufferFactory;} /** Web* Refer to the source code of {@link ObjectDecoder} to see how this method * is overridden to avoid memory copy. */ protected ByteBuf extractFrame(ChannelHandlerContext ctx, ByteBuf buffer, int index, int length) { return buffer. retainedSlice (index, length); }

WebJul 7, 2024 · Netty-源码分析ByteBuf-slice和retainedSlice使用细节，Netty-源码分析ByteBuf-slice和retainedSlice使用细节slice()=slice(buf.readerIndex(),buf.readableBytes())源码片段，返回原始ByteBuf可读字节的一部分，修改返回的缓冲区或此缓冲区的内容会影响彼此的内容，他们维护单独的index和makers，此方法不会修改原始缓冲区的 ... http://www.java2s.com/example/java-api/io/netty/buffer/bytebuf/retainedslice-2-0.html

WebNov 16, 2024 · The above version of NettyDataBuffer.retainedSlice will fail to release the slice returned by this.byteBuf.retainedSlice if this.byteBuf.retainedSlice succeeds but …

lyrics cornwall my homeWebDec 9, 2024 · ByteBuf sub = original.readRetainedSlice ( 3 ); //原始缓冲区readerIndex=3， readableBytes=1 System.out.println ( "org.readerIndex = " + original.readerIndex ()); System.out.println ( "org.readableBytes = " + original.readableBytes ()); //原始缓冲区引用计数器改变refCnt=2 System.out.println ( "org.refCnt=" + original.refCnt ()); //释放一次 … lyrics cosmic dancerWebretainedSlice ( ) retainedDuplicate ( ) isWritable ( ) readCharSequence ( ) isDirect ( ) bytesBefore ( ) getUnsignedShort ( ) duplicate ( ) ... The following examples show how to use io.netty.buffer.ByteBuf. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the ... lyrics cosmic dancer t rexWebIntroduction. Returns a retained slice of this buffer's readable bytes. Modifying the content of the returned buffer or this buffer affects each other's content while they maintain … lyrics corpse e girlWebprotected ByteBuf extractObject(ChannelHandlerContext ctx, ByteBuf buffer, int index, int length) { return buffer.retainedSlice(index, length); ByteBuf.retainedSlice Code Index … lyrics cough syrup gleeWebAug 3, 2024 · 一个ByteBuf对象即可像byte数组一样工作，又可以像IO字节流一样工作。当前的可读数据区是 [readIndex,writeIndex)；可写区是 [writeIndex,capacity)；而 [0,readIndex)区间的字节是可废弃数据 (Discardable)，如下图所示： lyrics could have been tiffanyWebAug 3, 2024 · 在前面小节中，我们讲到ByteBuf是一个ReferenceCounted,这个特征在衍生buf中就用到了。我们知道调用retain () 方法的时候，引用count会增加，但是对于 duplicate (), slice (), slice (int, int) 和 readSlice (int) 这些方法来说，虽然他们也是引用，但是没有调用retain ()方法，这样原始数据会在任意一个Buf调用release ()方法之后被回收。 lyrics cosmic cowboy