58 lines
1.8 KiB
Java
58 lines
1.8 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.jingle_filetransfer;
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import org.jivesoftware.smack.Manager;
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import org.jivesoftware.smack.XMPPConnection;
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import java.util.WeakHashMap;
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/**
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* Manager for Jingle File Transfers.
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*
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* @author Paul Schaub
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*/
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public final class JingleFileTransferManager extends Manager {
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public static final String NAMESPACE = "urn:xmpp:jingle:apps:file-transfer:5";
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private static final WeakHashMap<XMPPConnection, JingleFileTransferManager> INSTANCES = new WeakHashMap<>();
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/**
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* Private constructor.
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* @param connection connection
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*/
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private JingleFileTransferManager(XMPPConnection connection) {
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super(connection);
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}
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/**
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* Return a new instance of the FileTransferManager for the given connection.
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*
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* @param connection XMPPConnection we wish to get a FileTransferManager for.
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* @return manager instance.
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*/
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public static JingleFileTransferManager getInstanceFor(XMPPConnection connection) {
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JingleFileTransferManager manager = INSTANCES.get(connection);
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if (manager == null) {
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manager = new JingleFileTransferManager(connection);
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INSTANCES.put(connection, manager);
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}
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return manager;
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}
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}
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