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https://github.com/vanitasvitae/Smack.git
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fdb4b017ff
git-svn-id: http://svn.igniterealtime.org/svn/repos/smack/trunk@2408 b35dd754-fafc-0310-a699-88a17e54d16e
59 lines
1.7 KiB
Java
59 lines
1.7 KiB
Java
/**
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* $RCSfile$
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* $Revision$
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* $Date$
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*
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* Copyright 2003-2004 Jive Software.
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*
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* All rights reserved. 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.jivesoftware.smack.filter;
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import org.jivesoftware.smack.packet.Packet;
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/**
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* Filters for packets of a particular type. The type is given as a Class object, so
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* example types would:
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* <ul>
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* <li><tt>Message.class</tt>
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* <li><tt>IQ.class</tt>
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* <li><tt>Presence.class</tt>
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* </ul>
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*
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* @author Matt Tucker
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*/
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public class PacketTypeFilter implements PacketFilter {
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Class packetType;
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/**
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* Creates a new packet type filter that will filter for packets that are the
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* same type as <tt>packetType</tt>.
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*
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* @param packetType the Class type.
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*/
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public PacketTypeFilter(Class packetType) {
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// Ensure the packet type is a sub-class of Packet.
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if (!Packet.class.isAssignableFrom(packetType)) {
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throw new IllegalArgumentException("Packet type must be a sub-class of Packet.");
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}
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this.packetType = packetType;
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}
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public boolean accept(Packet packet) {
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return packetType.isInstance(packet);
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}
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}
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