/******************************************************************************
* Copyright © 2013-2016 The Nxt Core Developers. *
* *
* See the AUTHORS.txt, DEVELOPER-AGREEMENT.txt and LICENSE.txt files at *
* the top-level directory of this distribution for the individual copyright *
* holder information and the developer policies on copyright and licensing. *
* *
* Unless otherwise agreed in a custom licensing agreement, no part of the *
* Nxt software, including this file, may be copied, modified, propagated, *
* or distributed except according to the terms contained in the LICENSE.txt *
* file. *
* *
* Removal or modification of this copyright notice is prohibited. *
* *
******************************************************************************/
package nxt.http;
import nxt.Shuffling;
import nxt.db.DbIterator;
import nxt.util.Convert;
import org.json.simple.JSONArray;
import org.json.simple.JSONObject;
import org.json.simple.JSONStreamAware;
import javax.servlet.http.HttpServletRequest;
import static nxt.http.JSONResponses.incorrect;
public final class GetHoldingShufflings extends APIServlet.APIRequestHandler {
static final GetHoldingShufflings instance = new GetHoldingShufflings();
private GetHoldingShufflings() {
super(new APITag[] {APITag.SHUFFLING}, "holding", "stage", "includeFinished", "firstIndex", "lastIndex");
}
@Override
JSONStreamAware processRequest(HttpServletRequest req) throws ParameterException {
long holdingId = 0;
String holdingValue = Convert.emptyToNull(req.getParameter("holding"));
if (holdingValue != null) {
try {
holdingId = Convert.parseUnsignedLong(holdingValue);
} catch (RuntimeException e) {
return incorrect("holding");
}
}
String stageValue = Convert.emptyToNull(req.getParameter("stage"));
Shuffling.Stage stage = null;
if (stageValue != null) {
try {
stage = Shuffling.Stage.get(Byte.parseByte(stageValue));
} catch (RuntimeException e) {
return incorrect("stage");
}
}
boolean includeFinished = "true".equalsIgnoreCase(req.getParameter("includeFinished"));
int firstIndex = ParameterParser.getFirstIndex(req);
int lastIndex = ParameterParser.getLastIndex(req);
JSONObject response = new JSONObject();
JSONArray jsonArray = new JSONArray();
response.put("shufflings", jsonArray);
try (DbIterator<Shuffling> shufflings = Shuffling.getHoldingShufflings(holdingId, stage, includeFinished, firstIndex, lastIndex)) {
for (Shuffling shuffling : shufflings) {
jsonArray.add(JSONData.shuffling(shuffling, false));
}
}
return response;
}
}