52 lines
1.9 KiB
Java
52 lines
1.9 KiB
Java
/**
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*
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* Copyright © 2014 Florian Schmaus
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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.csi;
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import org.jivesoftware.smack.SmackException.NotConnectedException;
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import org.jivesoftware.smack.XMPPConnection;
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import org.jivesoftware.smackx.csi.packet.ClientStateIndication;
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/**
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* Manager for Client State Indication.
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*
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* @see <a href="http://xmpp.org/extensions/xep-0352.html">XEP-0352: Client State Indication</a>
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*
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*/
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public class ClientStateIndicationManager {
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public static void active(XMPPConnection connection) throws NotConnectedException, InterruptedException {
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throwIaeIfNotSupported(connection);
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connection.sendNonza(ClientStateIndication.Active.INSTANCE);
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}
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public static void inactive(XMPPConnection connection) throws NotConnectedException, InterruptedException {
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throwIaeIfNotSupported(connection);
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connection.sendNonza(ClientStateIndication.Inactive.INSTANCE);
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}
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public static boolean isSupported(XMPPConnection connection) {
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return connection.hasFeature(ClientStateIndication.Feature.ELEMENT, ClientStateIndication.NAMESPACE);
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}
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private static void throwIaeIfNotSupported(XMPPConnection connection) {
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if (!isSupported(connection)) {
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throw new IllegalArgumentException("Client State Indication not supported by server");
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}
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}
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}
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