001/**
002 *
003 * Copyright 2017 Paul Schaub
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.omemo.exceptions;
018
019import java.util.Collection;
020import java.util.HashSet;
021import java.util.Set;
022
023import org.jivesoftware.smackx.omemo.internal.OmemoDevice;
024
025/**
026 * Exception that is thrown when the user tries to encrypt a message for a undecided device.
027 *
028 * @author Paul Schaub
029 */
030public class UndecidedOmemoIdentityException extends Exception {
031    private static final long serialVersionUID = -6591706422506879747L;
032    private final HashSet<OmemoDevice> devices = new HashSet<>();
033
034    public UndecidedOmemoIdentityException(OmemoDevice contact) {
035        super();
036        this.devices.add(contact);
037    }
038
039    public UndecidedOmemoIdentityException(Collection<OmemoDevice> devices) {
040        super();
041        this.devices.addAll(devices);
042    }
043
044    /**
045     * Return the HashSet of undecided devices.
046     *
047     * @return undecided devices
048     */
049    public Set<OmemoDevice> getUndecidedDevices() {
050        return this.devices;
051    }
052
053    /**
054     * Add all undecided devices of another Exception to this Exceptions HashSet of undecided devices.
055     *
056     * @param other other Exception
057     */
058    public void join(UndecidedOmemoIdentityException other) {
059        this.devices.addAll(other.getUndecidedDevices());
060    }
061}