/*
* 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.openmeetings.data.whiteboard;
import java.util.HashMap;
import org.apache.openmeetings.data.whiteboard.dto.WhiteboardObject;
import org.apache.openmeetings.data.whiteboard.dto.WhiteboardObjectList;
/**
* Memory based cache, configured as singleton in spring configuration
*
* @author sebawagner
*
*/
public class WhiteBoardObjectListManagerById {
private HashMap<Long,WhiteboardObjectList> whiteBoardObjectList = new HashMap<Long,WhiteboardObjectList>();
private Long whiteboardId = 0L;
public Long getNewWhiteboardId(Long room_id) throws Exception {
whiteboardId++;
this.setWhiteBoardObjectListRoomObjAndWhiteboardId(room_id, new WhiteboardObject(), whiteboardId);
return whiteboardId;
}
/*
* Room items a Whiteboard
*/
public synchronized WhiteboardObjectList getWhiteBoardObjectListByRoomId(Long room_id){
WhiteboardObjectList whiteboardObjectList = whiteBoardObjectList.get(room_id);
if (whiteboardObjectList == null) {
whiteboardObjectList = new WhiteboardObjectList();
}
return whiteboardObjectList;
}
public synchronized WhiteboardObject getWhiteBoardObjectListByRoomIdAndWhiteboard(Long room_id, Long whiteBoardId){
WhiteboardObjectList whiteboardObjectList = whiteBoardObjectList.get(room_id);
if (whiteboardObjectList == null) {
whiteboardObjectList = new WhiteboardObjectList();
}
WhiteboardObject whiteboardObjects = whiteboardObjectList.getWhiteboardObjects().get(whiteBoardId);
if (whiteboardObjects == null) {
whiteboardObjects = new WhiteboardObject();
}
return whiteboardObjects;
}
/*
* Whiteboard Object List
*
*/
public synchronized void setWhiteBoardObjectListRoomObj(Long room_id, WhiteboardObjectList whiteboardObjectList){
whiteBoardObjectList.put(room_id, whiteboardObjectList);
}
public synchronized void setWhiteBoardObjectListRoomObjAndWhiteboardId(Long room_id, WhiteboardObject whiteboardObjects, Long whiteBoardId){
WhiteboardObjectList whiteboardObjectList = whiteBoardObjectList.get(room_id);
if (whiteboardObjectList == null) {
whiteboardObjectList = new WhiteboardObjectList();
whiteboardObjectList.setRoom_id(room_id);
}
whiteboardObjects.setWhiteBoardId(whiteBoardId);
whiteboardObjectList.getWhiteboardObjects().put(whiteBoardId, whiteboardObjects);
whiteBoardObjectList.put(room_id, whiteboardObjectList);
}
}