StanzaIdFilter.java
- /**
- *
- * Copyright 2003-2007 Jive Software.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
- package org.jivesoftware.smack.filter;
- import org.jivesoftware.smack.packet.Stanza;
- import org.jivesoftware.smack.packet.StanzaView;
- import org.jivesoftware.smack.util.StringUtils;
- /**
- * Filters for Stanzas with a particular stanza ID.
- *
- * @author Matt Tucker
- */
- public class StanzaIdFilter implements StanzaFilter {
- private final String stanzaId;
- /**
- * Creates a new stanza ID filter using the specified stanza's ID.
- *
- * @param stanza the stanza which the ID is taken from.
- */
- public StanzaIdFilter(StanzaView stanza) {
- this(stanza.getStanzaId());
- }
- /**
- * Creates a new stanza ID filter using the specified stanza ID.
- *
- * @param stanzaId the stanza ID to filter for.
- */
- public StanzaIdFilter(String stanzaId) {
- this.stanzaId = StringUtils.requireNotNullNorEmpty(stanzaId, "Stanza ID must not be null nor empty.");
- }
- @Override
- public boolean accept(Stanza stanza) {
- return stanzaId.equals(stanza.getStanzaId());
- }
- @Override
- public String toString() {
- return getClass().getSimpleName() + ": id=" + stanzaId;
- }
- }