41 lines
1.4 KiB
Java
41 lines
1.4 KiB
Java
/*
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ReliableUDPMessageFactory.java
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*
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* You may use and distribute under the terms of either the GNU Lesser
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* General Public License, either version 2 of the license or,
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* at your choice, any later version. Alternatively, you may use and
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* distribute under the terms of the XPL.
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*
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* See the LICENSE.lgpl and LICENSE.xpl files for the specific terms of
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* the licenses.
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*
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* This software is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the README
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* file for more details.
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*
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*/
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/* Written by Antti-Juhani Kaijanaho */
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package org.gzigzag.net;
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/** A factory creating ReliableUDPMessage objects for the use of a
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* ReliableUDPSocket.
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* Typically each application of the reliable UDP
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* scheme implements this interface along with subclassing
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* ReliableUDPMessage.
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*/
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public interface ReliableUDPMessageFactory {
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/** Create a ReliableUDPMessage object from the bytes given. Note
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* that the seq, ack and optionally timestamp fields in the
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* ReliableUDPMessage need to be set from the message too. */
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ReliableUDPMessage makeMessage(byte[] message);
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/** Create a fresh ReliableUDPMessage that is a no-op to a
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* receiver. The return value is used to a acknowledge packets
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* when no payload is available for the ack message. */
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ReliableUDPMessage makeNoOp();
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}
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