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   /*
    * Copyright 2013 The Netty Project
    *
    * The Netty Project licenses this file to you under the Apache License,
    * version 2.0 (the "License"); you may not use this file except in compliance
    * with the License. You may obtain a copy of the License at:
    *
    *   https://www.apache.org/licenses/LICENSE-2.0
    *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
   * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
   * License for the specific language governing permissions and limitations
   * under the License.
   */
  package io.netty.channel.socket.oio;
  
  import io.netty.buffer.ByteBufAllocator;
  import io.netty.channel.ChannelException;
  import io.netty.channel.ChannelOption;
  import io.netty.channel.MessageSizeEstimator;
  import io.netty.channel.PreferHeapByteBufAllocator;
  import io.netty.channel.RecvByteBufAllocator;
  import io.netty.channel.WriteBufferWaterMark;
  import io.netty.channel.socket.DefaultSocketChannelConfig;
  import io.netty.channel.socket.SocketChannel;
  
  import java.io.IOException;
  import java.net.Socket;
  import java.util.Map;
  
  import static io.netty.channel.ChannelOption.*;
  
  /**
   * Default {@link OioSocketChannelConfig} implementation
   *
   * @deprecated use NIO / EPOLL / KQUEUE transport.
   */
  @Deprecated
  public class DefaultOioSocketChannelConfig extends DefaultSocketChannelConfig implements OioSocketChannelConfig {
      @Deprecated
      public DefaultOioSocketChannelConfig(SocketChannel channel, Socket javaSocket) {
          super(channel, javaSocket);
          setAllocator(new PreferHeapByteBufAllocator(getAllocator()));
      }
  
      DefaultOioSocketChannelConfig(OioSocketChannel channel, Socket javaSocket) {
          super(channel, javaSocket);
          setAllocator(new PreferHeapByteBufAllocator(getAllocator()));
      }
  
      @Override
      public Map<ChannelOption<?>, Object> getOptions() {
          return getOptions(
                  super.getOptions(), SO_TIMEOUT);
      }
  
      @SuppressWarnings("unchecked")
      @Override
      public <T> T getOption(ChannelOption<T> option) {
          if (option == SO_TIMEOUT) {
              return (T) Integer.valueOf(getSoTimeout());
          }
          return super.getOption(option);
      }
  
      @Override
      public <T> boolean setOption(ChannelOption<T> option, T value) {
          validate(option, value);
  
          if (option == SO_TIMEOUT) {
              setSoTimeout((Integer) value);
          } else {
              return super.setOption(option, value);
          }
          return true;
      }
  
      @Override
      public OioSocketChannelConfig setSoTimeout(int timeout) {
          try {
              javaSocket.setSoTimeout(timeout);
          } catch (IOException e) {
              throw new ChannelException(e);
          }
          return this;
      }
  
      @Override
      public int getSoTimeout() {
          try {
              return javaSocket.getSoTimeout();
          } catch (IOException e) {
              throw new ChannelException(e);
          }
      }
  
      @Override
      public OioSocketChannelConfig setTcpNoDelay(boolean tcpNoDelay) {
         super.setTcpNoDelay(tcpNoDelay);
         return this;
     }
 
     @Override
     public OioSocketChannelConfig setSoLinger(int soLinger) {
         super.setSoLinger(soLinger);
         return this;
     }
 
     @Override
     public OioSocketChannelConfig setSendBufferSize(int sendBufferSize) {
         super.setSendBufferSize(sendBufferSize);
         return this;
     }
 
     @Override
     public OioSocketChannelConfig setReceiveBufferSize(int receiveBufferSize) {
         super.setReceiveBufferSize(receiveBufferSize);
         return this;
     }
 
     @Override
     public OioSocketChannelConfig setKeepAlive(boolean keepAlive) {
         super.setKeepAlive(keepAlive);
         return this;
     }
 
     @Override
     public OioSocketChannelConfig setTrafficClass(int trafficClass) {
         super.setTrafficClass(trafficClass);
         return this;
     }
 
     @Override
     public OioSocketChannelConfig setReuseAddress(boolean reuseAddress) {
         super.setReuseAddress(reuseAddress);
         return this;
     }
 
     @Override
     public OioSocketChannelConfig setPerformancePreferences(int connectionTime, int latency, int bandwidth) {
         super.setPerformancePreferences(connectionTime, latency, bandwidth);
         return this;
     }
 
     @Override
     public OioSocketChannelConfig setAllowHalfClosure(boolean allowHalfClosure) {
         super.setAllowHalfClosure(allowHalfClosure);
         return this;
     }
 
     @Override
     public OioSocketChannelConfig setConnectTimeoutMillis(int connectTimeoutMillis) {
         super.setConnectTimeoutMillis(connectTimeoutMillis);
         return this;
     }
 
     @Override
     @Deprecated
     public OioSocketChannelConfig setMaxMessagesPerRead(int maxMessagesPerRead) {
         super.setMaxMessagesPerRead(maxMessagesPerRead);
         return this;
     }
 
     @Override
     public OioSocketChannelConfig setWriteSpinCount(int writeSpinCount) {
         super.setWriteSpinCount(writeSpinCount);
         return this;
     }
 
     @Override
     public OioSocketChannelConfig setAllocator(ByteBufAllocator allocator) {
         super.setAllocator(allocator);
         return this;
     }
 
     @Override
     public OioSocketChannelConfig setRecvByteBufAllocator(RecvByteBufAllocator allocator) {
         super.setRecvByteBufAllocator(allocator);
         return this;
     }
 
     @Override
     public OioSocketChannelConfig setAutoRead(boolean autoRead) {
         super.setAutoRead(autoRead);
         return this;
     }
 
     @Override
     protected void autoReadCleared() {
         if (channel instanceof OioSocketChannel) {
             ((OioSocketChannel) channel).clearReadPending0();
         }
     }
 
     @Override
     public OioSocketChannelConfig setAutoClose(boolean autoClose) {
         super.setAutoClose(autoClose);
         return this;
     }
 
     @Override
     public OioSocketChannelConfig setWriteBufferHighWaterMark(int writeBufferHighWaterMark) {
         super.setWriteBufferHighWaterMark(writeBufferHighWaterMark);
         return this;
     }
 
     @Override
     public OioSocketChannelConfig setWriteBufferLowWaterMark(int writeBufferLowWaterMark) {
         super.setWriteBufferLowWaterMark(writeBufferLowWaterMark);
         return this;
     }
 
     @Override
     public OioSocketChannelConfig setWriteBufferWaterMark(WriteBufferWaterMark writeBufferWaterMark) {
         super.setWriteBufferWaterMark(writeBufferWaterMark);
         return this;
     }
 
     @Override
     public OioSocketChannelConfig setMessageSizeEstimator(MessageSizeEstimator estimator) {
         super.setMessageSizeEstimator(estimator);
         return this;
     }
 }