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61 lines
1.7 KiB
Java
61 lines
1.7 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.Packet;
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import org.jivesoftware.smack.util.StringUtils;
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/**
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* Filters for packets with a particular packet ID.
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*
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* @author Matt Tucker
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*/
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public class PacketIDFilter implements PacketFilter {
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private final String packetID;
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/**
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* Creates a new packet ID filter using the specified packet's ID.
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*
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* @param packet the packet which the ID is taken from.
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*/
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public PacketIDFilter(Packet packet) {
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this(packet.getPacketID());
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}
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/**
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* Creates a new packet ID filter using the specified packet ID.
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*
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* @param packetID the packet ID to filter for.
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*/
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public PacketIDFilter(String packetID) {
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if (StringUtils.isNullOrEmpty(packetID)) {
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throw new IllegalArgumentException("Packet ID must not be null or empty.");
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}
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this.packetID = packetID;
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}
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public boolean accept(Packet packet) {
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return packetID.equals(packet.getPacketID());
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}
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public String toString() {
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return "PacketIDFilter by id: " + packetID;
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}
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}
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