View Javadoc

    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.handler.multiton;
    21
    22  import org.apache.mina.core.session.IdleStatus;
    23  import org.apache.mina.core.session.IoSession;
    24
    25  /**
    26   * Adapter class for implementors of the {@link SingleSessionIoHandler}
    27   * interface. The session to which the handler is assigned is accessible
    28   * through the {@link #getSession()} method.
    29   *
    30   * @author <a href="http://mina.apache.org">Apache MINA Project</a>
    31   */
    32  @Deprecated
    33  public class SingleSessionIoHandlerAdapter implements SingleSessionIoHandler {
    34
    35      /**
    36       * The session to which the handler is assigned.
    37       */
    38      private final IoSession session;
    39
    40      /**
    41       * Creates a new instance that is assigned to the passed in session.
    42       *
    43       * @param session the session to which the handler is assigned
    44       */
    45      public SingleSessionIoHandlerAdapter(IoSession session) {
    46          if (session == null) {
    47              throw new IllegalArgumentException("session");
    48          }
    49          this.session = session;
    50      }
    51
    52      /**
    53       * Retrieves the session to which this handler is assigned.
    54       *
    55       * @return the session
    56       */
    57      protected IoSession getSession() {
    58          return session;
    59      }
    60
    61      public void exceptionCaught(Throwable th) throws Exception {
    62          // Do nothing
    63      }
    64
    65      public void messageReceived(Object message) throws Exception {
    66          // Do nothing
    67      }
    68
    69      public void messageSent(Object message) throws Exception {
    70          // Do nothing
    71      }
    72
    73      public void sessionClosed() throws Exception {
    74          // Do nothing
    75      }
    76
    77      public void sessionCreated() throws Exception {
    78          // Do nothing
    79      }
    80
    81      public void sessionIdle(IdleStatus status) throws Exception {
    82          // Do nothing
    83      }
    84
    85      public void sessionOpened() throws Exception {
    86          // Do nothing
    87      }
    88  }