60 lines
1.7 KiB
Java
60 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.Stanza;
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import org.jivesoftware.smack.util.StringUtils;
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/**
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* Filters for Stanzas with a particular stanza ID.
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*
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* @author Matt Tucker
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*/
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public class StanzaIdFilter implements StanzaFilter {
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private final String stanzaId;
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/**
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* Creates a new stanza ID filter using the specified stanza's ID.
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*
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* @param stanza the stanza which the ID is taken from.
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*/
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public StanzaIdFilter(Stanza stanza) {
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this(stanza.getStanzaId());
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}
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/**
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* Creates a new stanza ID filter using the specified stanza ID.
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*
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* @param stanzaId the stanza ID to filter for.
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*/
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public StanzaIdFilter(String stanzaId) {
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this.stanzaId = StringUtils.requireNotNullNorEmpty(stanzaId, "Stanza ID must not be null nor empty.");
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}
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@Override
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public boolean accept(Stanza stanza) {
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return stanzaId.equals(stanza.getStanzaId());
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}
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@Override
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public String toString() {
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return getClass().getSimpleName() + ": id=" + stanzaId;
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}
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}
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