SelectionKey « nio « Java I/O Q&A





1. Java: Is SelectionKey.attach() broken?    stackoverflow.com

In my implementation of Java NIO I have not been able to get SelectionKey.attach() to work. Basically, once clients connect (OP_ACCEPT interest ops) I add them to a map where ...

2. Can SelectionKey.isWritable be true without OP_WRITE in interestOps()?    stackoverflow.com

Given a SelectableChannel c and its SelectionKey k, k.isWritable() returns, whether the channel is ready to accept calls to write(). However, can k.isWritable() return true if the channel accepts writes, but OP_WRITE ...

3. New connection using the same (previous) SelectionKey    stackoverflow.com

Okay so I'm a bit confused about why a new connection will reuse the same previous SelectionKey if it's the same computer connecting back again. Here is my example that shows what ...

4. java.nio.channels.SelectionKey    forums.oracle.com

hi i am trying to implement java socket using java.net libraries. I have the java.nio implementation but it doesnt work in my environment. Any idea on how create similar functionality to java.nio.channels.SelectionKey class using java.net libraries? basically i need SelectionKey.isReadably(), SelectionKey.isAcceptable(), and SelectionKey.attachment() functions. if key.isAcceptable then Socket = ServerSocket.accept() thats kind of what i want to do. thanks