/******************************************************************************
* 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.Currency;
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;
public final class SearchCurrencies extends APIServlet.APIRequestHandler {
static final SearchCurrencies instance = new SearchCurrencies();
private SearchCurrencies() {
super(new APITag[] {APITag.MS, APITag.SEARCH}, "query", "firstIndex", "lastIndex", "includeCounts");
}
@Override
JSONStreamAware processRequest(HttpServletRequest req) throws ParameterException {
String query = Convert.nullToEmpty(req.getParameter("query"));
if (query.isEmpty()) {
return JSONResponses.missing("query");
}
int firstIndex = ParameterParser.getFirstIndex(req);
int lastIndex = ParameterParser.getLastIndex(req);
boolean includeCounts = "true".equalsIgnoreCase(req.getParameter("includeCounts"));
JSONObject response = new JSONObject();
JSONArray jsonArray = new JSONArray();
try (DbIterator<Currency> currencies = Currency.searchCurrencies(query, firstIndex, lastIndex)) {
while (currencies.hasNext()) {
jsonArray.add(JSONData.currency(currencies.next(), includeCounts));
}
}
response.put("currencies", jsonArray);
return response;
}
}