/*
* 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.uima.ducc.cli.ws;
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.net.URL;
import java.net.URLConnection;
import java.util.Iterator;
import java.util.List;
import org.apache.uima.ducc.cli.ws.json.NodePidList;
import org.apache.uima.ducc.cli.ws.json.ReservationFacts;
import org.apache.uima.ducc.cli.ws.json.ReservationFactsList;
import com.google.gson.Gson;
public class DuccWebQueryReservations extends DuccWebQuery {
private DuccWebQueryReservations() {
super("/ducc-servlet/json-format-reservations");
}
private ReservationFactsList get() throws Exception {
URL url = new URL(getUrlString());
URLConnection ucon = url.openConnection();
BufferedReader br = new BufferedReader(new InputStreamReader(ucon.getInputStream()));
String jSon = br.readLine();
Gson gson = new Gson();
ReservationFactsList fl = gson.fromJson(jSon, ReservationFactsList.class);
br.close();
return fl;
}
private String stringify(List<NodePidList> list) {
StringBuffer sb = new StringBuffer();
for(NodePidList nodePids : list) {
String node = nodePids.node;
StringBuffer pb = new StringBuffer();
for(String pid : nodePids.pids) {
if(pb.length() > 0) {
pb.append(",");
}
pb.append(pid);
}
String pids = pb.toString();
if(sb.length() > 0) {
sb.append(",");
}
sb.append(node+"{"+pids+"}");
}
return "["+sb.toString()+"]";
}
private void display(ReservationFactsList fl) {
if(fl != null) {
Iterator<ReservationFacts> fIterator = fl.iterator();
while(fIterator.hasNext()) {
ReservationFacts f = fIterator.next();
System.out.println(f.id);
System.out.println(" "+"start: "+f.start);
System.out.println(" "+"end: "+ f.end);
System.out.println(" "+"user: "+ f.user);
System.out.println(" "+"clas: "+ f.rclass);
System.out.println(" "+"state: "+ f.state);
System.out.println(" "+"reason: "+ f.reason);
System.out.println(" "+"allocation: "+ f.allocation);
System.out.println(" "+"processes: "+ stringify(f.userProcesses));
System.out.println(" "+"size: "+ f.size);
System.out.println(" "+"list: "+ f.list);
System.out.println(" "+"description: "+ f.description);
}
}
else {
System.out.println("?");
}
}
private void main_instance(String[] args) throws Exception {
ReservationFactsList fl = get();
display(fl);
}
// TODO: Add support for maxRecords=<n> query parameter
public static void main(String[] args) {
try {
DuccWebQueryReservations dwq = new DuccWebQueryReservations();
dwq.main_instance(args);
}
catch(Exception e) {
e.printStackTrace();
}
}
}