Package java.nio.channels

Examples of java.nio.channels.SelectionKey.cancel()

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    @Override
    protected void destroy(NioSession session) throws Exception {
        ByteChannel ch = session.getChannel();
        SelectionKey key = session.getSelectionKey();
        if (key != null) {
            key.cancel();
        }
        ch.close();
    }

    /**
 
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      // does that add up to, that we are not interested at all?
      if (info.updateInterestOpsFor(key) == 0) {
       
        // cancel the key
        key.cancel();
       
      }
    }
   
  }
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            // close the server socket
            } else if((key.interestOps() & SelectionKey.OP_ACCEPT) != 0) {
                try {
                    ServerSocketChannel server = (ServerSocketChannel)key.channel();
                    server.close();
                    key.cancel();
                } catch(IOException e) {
                    logger.warning("Error closing server socket, " + e.getMessage());
                }
               
            // close a connection socket
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            if (!key.isValid()) {
                continue;
            }

            try {
                key.cancel();
                ch.close();
            } catch (IOException e) {
                session.getFilterChain().fireExceptionCaught(session, e);
            } finally {
                releaseWriteBuffers(session);
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                    ExceptionMonitor.getInstance().exceptionCaught(e);
                }

                getListeners().fireSessionDestroyed(session);
                session.getCloseFuture().setClosed();
                key.cancel();
                selector.wakeup(); // wake up again to trigger thread death
            }
        }
    }
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                            "Address not bound: " + request.address);
                } else {
                    SelectionKey key = ch.keyFor(selector);
                    request.registrationRequest = (RegistrationRequest) key
                            .attachment();
                    key.cancel();
                    selector.wakeup(); // wake up again to trigger thread death
                    ch.disconnect();
                    ch.close();
                }
            } catch (Throwable t) {
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                        } else {
                            sk.interestOps(sk.interestOps() & (~ops));
                            if (SelectionKey.OP_WRITE==(ops&SelectionKey.OP_WRITE)) countDown(key.getWriteLatch());
                            if (SelectionKey.OP_READ==(ops&SelectionKey.OP_READ))countDown(key.getReadLatch());
                            if (sk.interestOps()==0) {
                                sk.cancel();
                                sk.attach(null);
                            }
                        }
                    }catch (CancelledKeyException cx) {
                        if (sk!=null) {
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                                sk.attach(null);
                            }
                        }
                    }catch (CancelledKeyException cx) {
                        if (sk!=null) {
                            sk.cancel();
                            sk.attach(null);
                        }
                    }
                }
            };
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                            }
                            if (sk.isWritable()) {
                                countDown(attachment.getWriteLatch());
                            }
                        }catch (CancelledKeyException ckx) {
                            if (sk!=null) sk.cancel();
                            countDown(attachment.getReadLatch());
                            countDown(attachment.getWriteLatch());
                        }
                    }//while
                }catch ( Throwable t ) {
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    public void close(MsgContext ep) throws IOException {
        Socket s=(Socket)ep.getNote( socketNote );
        SelectionKey key = s.getChannel().keyFor(selector);
        if(key != null) {
            key.cancel();
        }
        s.close();
    }

    public void destroy() throws IOException {
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