mirror of
https://codeberg.org/Mercury-IM/Smack
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82 lines
2.2 KiB
Java
82 lines
2.2 KiB
Java
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/**
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*
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* Copyright 2017 Paul Schaub
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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.smackx.omemo.element;
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import java.util.Collections;
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import java.util.HashSet;
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import java.util.Set;
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import org.jivesoftware.smack.packet.ExtensionElement;
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import org.jivesoftware.smack.util.Objects;
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import org.jivesoftware.smack.util.XmlStringBuilder;
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/**
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* A OMEMO device list update containing the IDs of all active devices of a contact.
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*
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* @author Paul Schaub
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*/
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public abstract class OmemoDeviceListElement implements ExtensionElement {
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public static final String DEVICE = "device";
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public static final String ID = "id";
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public static final String LIST = "list";
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/**
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* Unmodifiable set of device IDs.
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*/
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private final Set<Integer> deviceIds;
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public OmemoDeviceListElement(Set<Integer> deviceIds) {
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deviceIds = Objects.requireNonNull(deviceIds);
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this.deviceIds = Collections.unmodifiableSet(deviceIds);
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}
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public Set<Integer> getDeviceIds() {
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return deviceIds;
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}
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public Set<Integer> copyDeviceIds() {
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return new HashSet<>(deviceIds);
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}
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@Override
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public String getElementName() {
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return LIST;
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}
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@Override
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public final XmlStringBuilder toXML() {
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XmlStringBuilder sb = new XmlStringBuilder(this).rightAngleBracket();
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for (Integer id : deviceIds) {
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sb.halfOpenElement(DEVICE).attribute(ID, id).closeEmptyElement();
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}
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sb.closeElement(this);
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return sb;
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}
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@Override
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public final String toString() {
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String out = "OmemoDeviceListElement[";
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for (int i : deviceIds) {
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out += i + ",";
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}
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return out.substring(0, out.length() - 1) + "]";
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}
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}
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