| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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.apache.guacamole.auth.quickconnect; |
| |
| import java.util.concurrent.ConcurrentHashMap; |
| import java.util.Map; |
| import java.util.concurrent.atomic.AtomicInteger; |
| import org.apache.guacamole.GuacamoleException; |
| import org.apache.guacamole.auth.quickconnect.utility.QCParser; |
| import org.apache.guacamole.net.auth.ConnectionGroup; |
| import org.apache.guacamole.net.auth.simple.SimpleConnection; |
| import org.apache.guacamole.net.auth.simple.SimpleDirectory; |
| import org.apache.guacamole.net.auth.Connection; |
| import org.apache.guacamole.protocol.GuacamoleConfiguration; |
| |
| /** |
| * Implementation of a directory to store Connection objects |
| * completely in memory. |
| */ |
| public class QuickConnectDirectory extends SimpleDirectory<Connection> { |
| |
| /** |
| * The connections to store. |
| */ |
| private final Map<String, Connection> connections = |
| new ConcurrentHashMap<String, Connection>(); |
| |
| /** |
| * The root connection group for this directory. |
| */ |
| private final QuickConnectionGroup rootGroup; |
| |
| /** |
| * The internal counter for connection IDs. |
| */ |
| private final AtomicInteger connectionId; |
| |
| /** |
| * Creates a new QuickConnectDirectory with the default |
| * empty Map for Connection objects, and the specified |
| * ConnectionGroup at the root of the directory. |
| * |
| * @param rootGroup |
| * A group that should be at the root of this directory. |
| */ |
| public QuickConnectDirectory(ConnectionGroup rootGroup) { |
| this.rootGroup = (QuickConnectionGroup)rootGroup; |
| this.connectionId = new AtomicInteger(); |
| super.setObjects(this.connections); |
| } |
| |
| /** |
| * Returns the current connection identifier counter and |
| * then increments it. |
| * |
| * @return |
| * An int representing the next available connection |
| * identifier to be used when adding connections. |
| */ |
| private int getNextConnectionID() { |
| return connectionId.getAndIncrement(); |
| } |
| |
| @Override |
| public void add(Connection connection) throws GuacamoleException { |
| connections.put(connection.getIdentifier(), connection); |
| } |
| |
| /** |
| * Create a SimpleConnection object from a GuacamoleConfiguration, |
| * obtain an identifier, and place it on the tree, returning the |
| * identifier value of the new connection. |
| * |
| * @param config |
| * The GuacamoleConfiguration object to use to create the |
| * SimpleConnection object. |
| * |
| * @return |
| * The identifier of the connection created in the directory. |
| * |
| * @throws GuacamoleException |
| * If an error occurs adding the object to the tree. |
| */ |
| public String create(GuacamoleConfiguration config) throws GuacamoleException { |
| |
| // Get the next available connection identifier. |
| String newConnectionId = Integer.toString(getNextConnectionID()); |
| |
| // Generate a name for the configuration. |
| String name = QCParser.getName(config); |
| |
| // Create a new connection and set the parent identifier. |
| Connection connection = new SimpleConnection(name, newConnectionId, config, true); |
| connection.setParentIdentifier(QuickConnectUserContext.ROOT_IDENTIFIER); |
| |
| // Place the object in this directory. |
| add(connection); |
| |
| // Add connection to the tree. |
| rootGroup.addConnectionIdentifier(newConnectionId); |
| |
| return newConnectionId; |
| } |
| |
| } |