65 lines
2.0 KiB
Java
65 lines
2.0 KiB
Java
/**
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*
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* Copyright 2020 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.mix.core.element;
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import org.jivesoftware.smack.packet.ExtensionElement;
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import org.jivesoftware.smack.packet.XmlEnvironment;
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import org.jivesoftware.smack.util.StringUtils;
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import org.jivesoftware.smack.util.XmlStringBuilder;
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import org.jivesoftware.smackx.mix.core.MixCoreConstants;
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public abstract class DestroyChannelElement implements ExtensionElement {
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public static final String ELEMENT = "destroy";
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public static final String ATTR_CHANNEL = "channel";
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private final String channel;
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public DestroyChannelElement(String channel) {
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channel = channel != null ? channel.trim() : null;
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this.channel = StringUtils.requireNotNullNorEmpty(channel, "Channel name MUST NOT be null NOR empty.");
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}
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public String getChannel() {
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return channel;
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}
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@Override
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public String getElementName() {
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return ELEMENT;
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}
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@Override
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public XmlStringBuilder toXML(XmlEnvironment xmlEnvironment) {
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return new XmlStringBuilder(this).attribute(ATTR_CHANNEL, getChannel()).closeEmptyElement();
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}
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public static class V1 extends DestroyChannelElement {
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public static final String NAMESPACE = MixCoreConstants.NAMESPACE_CORE_1;
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public V1(String channel) {
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super(channel);
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}
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@Override
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public String getNamespace() {
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return NAMESPACE;
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}
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}
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}
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