66 lines
2.2 KiB
Java
66 lines
2.2 KiB
Java
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/*
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* Copyright 2001-2005 The Apache Software Foundation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.apache.commons.net;
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import java.net.DatagramSocket;
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import java.net.InetAddress;
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import java.net.SocketException;
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/***
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* The DatagramSocketFactory interface provides a means for the
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* programmer to control the creation of datagram sockets and
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* provide his own DatagramSocket implementations for use by all
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* classes derived from
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* {@link org.apache.commons.net.DatagramSocketClient}
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* .
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* This allows you to provide your own DatagramSocket implementations and
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* to perform security checks or browser capability requests before
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* creating a DatagramSocket.
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* <p>
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* <p>
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* @author Daniel F. Savarese
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***/
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public interface DatagramSocketFactory
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{
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/***
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* Creates a DatagramSocket on the local host at the first available port.
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* <p>
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* @exception SocketException If the socket could not be created.
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***/
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public DatagramSocket createDatagramSocket() throws SocketException;
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/***
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* Creates a DatagramSocket on the local host at a specified port.
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* <p>
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* @param port The port to use for the socket.
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* @exception SocketException If the socket could not be created.
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***/
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public DatagramSocket createDatagramSocket(int port) throws SocketException;
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/***
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* Creates a DatagramSocket at the specified address on the local host
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* at a specified port.
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* <p>
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* @param port The port to use for the socket.
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* @param laddr The local address to use.
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* @exception SocketException If the socket could not be created.
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***/
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public DatagramSocket createDatagramSocket(int port, InetAddress laddr)
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throws SocketException;
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}
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