Bytebuf retainedslice

Author: sgwh

August undefined, 2024

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. WebJul 25, 2016 · Modifications: - retainSlice() and retainDuplicate() variants should only maintain a reference to the unwrapped ByteBuf - create new unit tests which generally …

java - Correctly releasing reference-counted ByteBuf objects in netty 4.…

Web本文整理了Java中io.netty.buffer.ByteBuf.retainedSlice()方法的一些代码示例，展示了ByteBuf.retainedSlice()的具体用法。这些代码示例主要来源于 Github / Stackoverflow / … WebAug 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： gonna break my rusty cage and run

retainedSlice() vs. slice().retain() · Issue #5582 · netty/netty

Web1. ByteBuf classification, recycling and usage scenarios. In Netty, according to whether the pooling technology is used, ByteBuf is divided into two categories. One is the non … 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 ... WebMay 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 … gonna build a mountain commercial

io.netty.buffer.ByteBuf.readInt()方法的使用及代码示例_其他_大数 …

WebAug 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。 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. gonna build a mountain chordsWebJul 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 ... gonna build a house lyrics

"WebIntroduction. 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 … " - Bytebuf retainedslice

Bytebuf retainedslice

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); Webpublic ByteBuf retainedSlice() { return unwrappedDerived(super.retainedSlice());

Did you know?

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 (); } Webprotected ByteBuf extractObject(ChannelHandlerContext ctx, ByteBuf buffer, int index, int length) { return buffer.retainedSlice(index, length); ByteBuf.retainedSlice Code Index …

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() … WebIf a ByteBuf can be converted into an NIO ByteBuffer which shares its content (i.e. view buffer), you can get it via the nioBuffer() method. To determine if a buffer can be …

WebJan 16, 2024 · ByteBuf.readInt () 方法的具体详情如下：包路径：io.netty.buffer.ByteBuf 类名称：ByteBuf 方法名：readInt ByteBuf.readInt介绍 [英]Gets a 32-bit integer at the current readerIndexand increases the readerIndex by 4 in this buffer. [中]获取当前readerIndex处的32位整数，并在此缓冲区中将readerIndex增加4。代码示例代码示例来源： origin: … http://www.java2s.com/example/java-api/io/netty/buffer/bytebuf/retainedslice-2-0.html

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 … gonna build a mountain lyricsWebAug 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。 gonna build a mountain anthony newleyWeb* @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;} /** gonna build a mountain sammy davis jrWebDec 9, 2024 · 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 … gonna build a mountain from a little hillWebOct 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。 gonna build a mountain matt monroWebSee the 13 * License for the specific language governing permissions and limitations 14 * under the License. 15 */ 16 17 package io.netty.buffer; 18 19 import io.netty.util.ByteProcessor; 20 import io.netty.util.internal.ObjectPool; 21 import io.netty.util.internal.ObjectPool.Handle; 22 import … health equity leadership \u0026 exchange networkWebThe 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. health equity leadership network