ExplicitMessageEncryptionManager.java
- /**
- *
- * Copyright 2017 Florian Schmaus
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
- package org.jivesoftware.smackx.eme;
- import java.util.Map;
- import java.util.WeakHashMap;
- import org.jivesoftware.smack.ConnectionCreationListener;
- import org.jivesoftware.smack.XMPPConnection;
- import org.jivesoftware.smack.XMPPConnectionRegistry;
- import org.jivesoftware.smackx.disco.ServiceDiscoveryManager;
- import org.jivesoftware.smackx.eme.element.ExplicitMessageEncryptionElement;
- public final class ExplicitMessageEncryptionManager {
- private static final Map<XMPPConnection, ExplicitMessageEncryptionManager> INSTANCES = new WeakHashMap<>();
- static {
- XMPPConnectionRegistry.addConnectionCreationListener(new ConnectionCreationListener() {
- @Override
- public void connectionCreated(XMPPConnection connection) {
- getInstanceFor(connection);
- }
- });
- }
- public static final String NAMESPACE_V0 = ExplicitMessageEncryptionElement.NAMESPACE;
- public static synchronized ExplicitMessageEncryptionManager getInstanceFor(XMPPConnection connection) {
- ExplicitMessageEncryptionManager manager = INSTANCES.get(connection);
- if (manager == null) {
- manager = new ExplicitMessageEncryptionManager(connection);
- INSTANCES.put(connection, manager);
- }
- return manager;
- }
- private ExplicitMessageEncryptionManager(XMPPConnection connection) {
- ServiceDiscoveryManager sdm = ServiceDiscoveryManager.getInstanceFor(connection);
- sdm.addFeature(NAMESPACE_V0);
- }
- }