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    1   /*
    2    * Copyright 2012 The Netty Project
    3    *
    4    * The Netty Project licenses this file to you under the Apache License,
    5    * version 2.0 (the "License"); you may not use this file except in compliance
    6    * with the License. You may obtain a copy of the License at:
    7    *
    8    *   http://www.apache.org/licenses/LICENSE-2.0
    9    *
    10   * Unless required by applicable law or agreed to in writing, software
    11   * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
    12   * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
    13   * License for the specific language governing permissions and limitations
    14   * under the License.
    15   */
    16
    17  package org.jboss.netty.channel.socket.oio;
    18
    19  import org.jboss.netty.channel.AbstractChannelSink;
    20  import org.jboss.netty.channel.Channel;
    21  import org.jboss.netty.channel.ChannelEvent;
    22  import org.jboss.netty.channel.ChannelFuture;
    23  import org.jboss.netty.channel.ChannelPipeline;
    24  import org.jboss.netty.channel.socket.ChannelRunnableWrapper;
    25  import org.jboss.netty.channel.socket.Worker;
    26
    27  public abstract class AbstractOioChannelSink extends AbstractChannelSink {
    28
    29      @Override
    30      public ChannelFuture execute(final ChannelPipeline pipeline, final Runnable task) {
    31          Channel ch = pipeline.getChannel();
    32          if (ch instanceof AbstractOioChannel) {
    33              AbstractOioChannel channel = (AbstractOioChannel) ch;
    34              Worker worker = channel.worker;
    35              if (worker != null) {
    36                  ChannelRunnableWrapper wrapper = new ChannelRunnableWrapper(pipeline.getChannel(), task);
    37                  channel.worker.executeInIoThread(wrapper);
    38                  return wrapper;
    39              }
    40          }
    41
    42          return super.execute(pipeline, task);
    43
    44
    45      }
    46
    47      @Override
    48      protected boolean isFireExceptionCaughtLater(ChannelEvent event, Throwable actualCause) {
    49          Channel channel = event.getChannel();
    50          boolean fireLater = false;
    51          if (channel instanceof AbstractOioChannel) {
    52              fireLater = !AbstractOioWorker.isIoThread((AbstractOioChannel) channel);
    53          }
    54          return fireLater;
    55      }
    56
    57  }