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63 lines
2 KiB
Java
63 lines
2 KiB
Java
/**
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*
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* Copyright 2003-2007 Jive Software.
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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.jivesoftware.smack.filter;
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import org.jivesoftware.smack.packet.Message;
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import org.jivesoftware.smack.packet.Stanza;
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import org.jivesoftware.smack.packet.Presence;
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import org.jivesoftware.smack.packet.IQ;
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/**
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* Filters for Stanzas 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 final class StanzaTypeFilter implements StanzaFilter {
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public static final StanzaTypeFilter PRESENCE = new StanzaTypeFilter(Presence.class);
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public static final StanzaTypeFilter MESSAGE = new StanzaTypeFilter(Message.class);
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public static final StanzaTypeFilter IQ = new StanzaTypeFilter(IQ.class);
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private final Class<? extends Stanza> packetType;
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/**
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* Creates a new stanza(/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 StanzaTypeFilter(Class<? extends Stanza> packetType) {
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this.packetType = packetType;
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}
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public boolean accept(Stanza packet) {
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return packetType.isInstance(packet);
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}
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@Override
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public String toString() {
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return getClass().getSimpleName() + ": " + packetType.getSimpleName();
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}
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}
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