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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    *
9    *      http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  
18  package org.apache.commons.net;
19  
20  import java.net.DatagramSocket;
21  import java.net.InetAddress;
22  import java.net.SocketException;
23  
24  /***
25   * DefaultDatagramSocketFactory implements the DatagramSocketFactory
26   * interface by simply wrapping the java.net.DatagramSocket
27   * constructors.  It is the default DatagramSocketFactory used by
28   * {@link org.apache.commons.net.DatagramSocketClient}
29   *  implementations.
30   *
31   *
32   * @see DatagramSocketFactory
33   * @see DatagramSocketClient
34   * @see DatagramSocketClient#setDatagramSocketFactory
35   ***/
36  
37  public class DefaultDatagramSocketFactory implements DatagramSocketFactory
38  {
39  
40      /***
41       * Creates a DatagramSocket on the local host at the first available port.
42       * @return a new DatagramSocket
43       * @exception SocketException If the socket could not be created.
44       ***/
45  //    @Override
46      public DatagramSocket createDatagramSocket() throws SocketException
47      {
48          return new DatagramSocket();
49      }
50  
51      /***
52       * Creates a DatagramSocket on the local host at a specified port.
53       *
54       * @param port The port to use for the socket.
55       * @return a new DatagramSocket
56       * @exception SocketException If the socket could not be created.
57       ***/
58  //    @Override
59      public DatagramSocket createDatagramSocket(int port) throws SocketException
60      {
61          return new DatagramSocket(port);
62      }
63  
64      /***
65       * Creates a DatagramSocket at the specified address on the local host
66       * at a specified port.
67       *
68       * @param port The port to use for the socket.
69       * @param laddr  The local address to use.
70       * @return a new DatagramSocket
71       * @exception SocketException If the socket could not be created.
72       ***/
73  //    @Override
74      public DatagramSocket createDatagramSocket(int port, InetAddress laddr)
75      throws SocketException
76      {
77          return new DatagramSocket(port, laddr);
78      }
79  }