| /* |
| * Copyright 2009-2010 by The Regents of the University of California |
| * 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 from |
| * |
| * 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 edu.uci.ics.hyracks.control.cc.web; |
| |
| import org.json.JSONObject; |
| |
| import edu.uci.ics.hyracks.control.cc.ClusterControllerService; |
| import edu.uci.ics.hyracks.control.cc.web.util.IJSONOutputFunction; |
| import edu.uci.ics.hyracks.control.cc.work.GetNodeDetailsJSONWork; |
| import edu.uci.ics.hyracks.control.cc.work.GetNodeSummariesJSONWork; |
| |
| public class NodesRESTAPIFunction implements IJSONOutputFunction { |
| private ClusterControllerService ccs; |
| |
| public NodesRESTAPIFunction(ClusterControllerService ccs) { |
| this.ccs = ccs; |
| } |
| |
| @Override |
| public JSONObject invoke(String[] arguments) throws Exception { |
| JSONObject result = new JSONObject(); |
| switch (arguments.length) { |
| case 1: { |
| if ("".equals(arguments[0])) { |
| GetNodeSummariesJSONWork gnse = new GetNodeSummariesJSONWork(ccs); |
| ccs.getWorkQueue().scheduleAndSync(gnse); |
| result.put("result", gnse.getSummaries()); |
| } else { |
| String nodeId = arguments[0]; |
| GetNodeDetailsJSONWork gnde = new GetNodeDetailsJSONWork(ccs, nodeId); |
| ccs.getWorkQueue().scheduleAndSync(gnde); |
| result.put("result", gnde.getDetail()); |
| } |
| } |
| } |
| return result; |
| } |
| } |