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    1   /*
    2    *  Licensed to the Apache Software Foundation (ASF) under one
    3    *  or more contributor license agreements.  See the NOTICE file
    4    *  distributed with this work for additional information
    5    *  regarding copyright ownership.  The ASF licenses this file
    6    *  to you under the Apache License, Version 2.0 (the
    7    *  "License"); you may not use this file except in compliance
    8    *  with the License.  You may obtain a copy of the License at
    9    *
    10   *    http://www.apache.org/licenses/LICENSE-2.0
    11   *
    12   *  Unless required by applicable law or agreed to in writing,
    13   *  software distributed under the License is distributed on an
    14   *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
    15   *  KIND, either express or implied.  See the License for the
    16   *  specific language governing permissions and limitations
    17   *  under the License.
    18   *
    19   */
    20  package org.apache.mina.common.support;
    21
    22  import java.net.SocketAddress;
    23  import java.util.Set;
    24
    25  import org.apache.mina.common.ConnectFuture;
    26  import org.apache.mina.common.DefaultIoFilterChainBuilder;
    27  import org.apache.mina.common.IoConnector;
    28  import org.apache.mina.common.IoFilterChainBuilder;
    29  import org.apache.mina.common.IoHandler;
    30  import org.apache.mina.common.IoServiceConfig;
    31  import org.apache.mina.common.IoServiceListener;
    32  import org.apache.mina.common.IoSession;
    33
    34  /**
    35   * A delegated {@link IoConnector} that wraps the other {@link IoConnector}.
    36   *
    37   * @author The Apache Directory Project (mina-dev@directory.apache.org)
    38   * @version $Rev: 555855 $, $Date: 2007-07-13 12:19:00 +0900 (Fri, 13 Jul 2007) $
    39   */
    40  public class DelegatedIoConnector implements IoConnector {
    41      protected IoConnector delegate;
    42
    43      /**
    44       * Creates a new instance.
    45       */
    46      protected DelegatedIoConnector() {
    47      }
    48
    49      /**
    50       * Sets the delegate.  This method should be invoked before any operation
    51       * is requested.
    52       */
    53      protected void init(IoConnector delegate) {
    54          this.delegate = delegate;
    55      }
    56
    57      public ConnectFuture connect(SocketAddress address, IoHandler handler) {
    58          return delegate.connect(address, handler);
    59      }
    60
    61      public ConnectFuture connect(SocketAddress address, IoHandler handler,
    62              IoServiceConfig config) {
    63          return delegate.connect(address, handler, config);
    64      }
    65
    66      public ConnectFuture connect(SocketAddress address,
    67              SocketAddress localAddress, IoHandler handler) {
    68          return delegate.connect(address, localAddress, handler);
    69      }
    70
    71      public ConnectFuture connect(SocketAddress address,
    72              SocketAddress localAddress, IoHandler handler,
    73              IoServiceConfig config) {
    74          return delegate.connect(address, localAddress, handler, config);
    75      }
    76
    77      public boolean isManaged(SocketAddress serviceAddress) {
    78          return delegate.isManaged(serviceAddress);
    79      }
    80
    81      public Set<SocketAddress> getManagedServiceAddresses() {
    82          return delegate.getManagedServiceAddresses();
    83      }
    84
    85      public Set<IoSession> getManagedSessions(SocketAddress serviceAddress) {
    86          return delegate.getManagedSessions(serviceAddress);
    87      }
    88
    89      public IoServiceConfig getDefaultConfig() {
    90          return delegate.getDefaultConfig();
    91      }
    92
    93      public IoFilterChainBuilder getFilterChainBuilder() {
    94          return delegate.getFilterChainBuilder();
    95      }
    96
    97      public void setFilterChainBuilder(IoFilterChainBuilder builder) {
    98          delegate.setFilterChainBuilder(builder);
    99      }
    100
    101     public DefaultIoFilterChainBuilder getFilterChain() {
    102         return delegate.getFilterChain();
    103     }
    104
    105     public void addListener(IoServiceListener listener) {
    106         delegate.addListener(listener);
    107     }
    108
    109     public void removeListener(IoServiceListener listener) {
    110         delegate.removeListener(listener);
    111     }
    112 }