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 * <p> 31 * <p> 32 * @author Daniel F. Savarese 33 * @see DatagramSocketFactory 34 * @see DatagramSocketClient 35 * @see DatagramSocketClient#setDatagramSocketFactory 36 ***/ 37 38 public class DefaultDatagramSocketFactory implements DatagramSocketFactory 39 { 40 41 /*** 42 * Creates a DatagramSocket on the local host at the first available port. 43 * <p> 44 * @exception SocketException If the socket could not be created. 45 ***/ 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 * <p> 54 * @param port The port to use for the socket. 55 * @exception SocketException If the socket could not be created. 56 ***/ 57 public DatagramSocket createDatagramSocket(int port) throws SocketException 58 { 59 return new DatagramSocket(port); 60 } 61 62 /*** 63 * Creates a DatagramSocket at the specified address on the local host 64 * at a specified port. 65 * <p> 66 * @param port The port to use for the socket. 67 * @param laddr The local address to use. 68 * @exception SocketException If the socket could not be created. 69 ***/ 70 public DatagramSocket createDatagramSocket(int port, InetAddress laddr) 71 throws SocketException 72 { 73 return new DatagramSocket(port, laddr); 74 } 75 }