001/**
002 *
003 * Copyright 2016 Florian Schmaus
004 *
005 * Licensed under the Apache License, Version 2.0 (the "License");
006 * you may not use this file except in compliance with the License.
007 * You may obtain a copy of the License at
008 *
009 *     http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.jivesoftware.smackx.iot.data.filter;
018
019import org.jivesoftware.smack.filter.FlexibleStanzaTypeFilter;
020import org.jivesoftware.smack.packet.Message;
021import org.jivesoftware.smackx.iot.data.element.IoTFieldsExtension;
022
023public class IoTFieldsExtensionFilter extends FlexibleStanzaTypeFilter<Message> {
024
025    private final int seqNr;
026    private final boolean onlyDone;
027
028    public IoTFieldsExtensionFilter(int seqNr, boolean onlyDone) {
029        this.seqNr = seqNr;
030        this.onlyDone = onlyDone;
031    }
032
033    @Override
034    protected boolean acceptSpecific(Message message) {
035        IoTFieldsExtension iotFieldsExtension = IoTFieldsExtension.from(message);
036        if (iotFieldsExtension == null) {
037            return false;
038        }
039        if (iotFieldsExtension.getSequenceNr() != seqNr) {
040            return false;
041        }
042        if (onlyDone && !iotFieldsExtension.isDone()) {
043            return false;
044        }
045        return true;
046    }
047
048}