GetState.java

/******************************************************************************
 * 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.                                                                      *
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 * Removal or modification of this copyright notice is prohibited.            *
 *                                                                            *
 ******************************************************************************/

package nxt.http;

import nxt.Account;
import nxt.AccountRestrictions;
import nxt.Alias;
import nxt.Asset;
import nxt.AssetTransfer;
import nxt.Constants;
import nxt.Currency;
import nxt.CurrencyBuyOffer;
import nxt.CurrencyTransfer;
import nxt.DigitalGoodsStore;
import nxt.Exchange;
import nxt.ExchangeRequest;
import nxt.Generator;
import nxt.Nxt;
import nxt.Order;
import nxt.Poll;
import nxt.PrunableMessage;
import nxt.Shuffling;
import nxt.TaggedData;
import nxt.Trade;
import nxt.Vote;
import nxt.peer.Peers;
import nxt.util.UPnP;
import org.json.simple.JSONObject;
import org.json.simple.JSONStreamAware;

import javax.servlet.http.HttpServletRequest;
import java.net.InetAddress;

public final class GetState extends APIServlet.APIRequestHandler {

    static final GetState instance = new GetState();

    private GetState() {
        super(new APITag[] {APITag.INFO}, "includeCounts", "adminPassword");
    }

    @Override
    JSONStreamAware processRequest(HttpServletRequest req) {

        JSONObject response = GetBlockchainStatus.instance.processRequest(req);

        if ("true".equalsIgnoreCase(req.getParameter("includeCounts")) && API.checkPassword(req)) {
            response.put("numberOfTransactions", Nxt.getBlockchain().getTransactionCount());
            response.put("numberOfAccounts", Account.getCount());
            response.put("numberOfAssets", Asset.getCount());
            int askCount = Order.Ask.getCount();
            int bidCount = Order.Bid.getCount();
            response.put("numberOfOrders", askCount + bidCount);
            response.put("numberOfAskOrders", askCount);
            response.put("numberOfBidOrders", bidCount);
            response.put("numberOfTrades", Trade.getCount());
            response.put("numberOfTransfers", AssetTransfer.getCount());
	        response.put("numberOfCurrencies", Currency.getCount());
    	    response.put("numberOfOffers", CurrencyBuyOffer.getCount());
            response.put("numberOfExchangeRequests", ExchangeRequest.getCount());
        	response.put("numberOfExchanges", Exchange.getCount());
        	response.put("numberOfCurrencyTransfers", CurrencyTransfer.getCount());
            response.put("numberOfAliases", Alias.getCount());
            response.put("numberOfGoods", DigitalGoodsStore.Goods.getCount());
            response.put("numberOfPurchases", DigitalGoodsStore.Purchase.getCount());
            response.put("numberOfTags", DigitalGoodsStore.Tag.getCount());
            response.put("numberOfPolls", Poll.getCount());
            response.put("numberOfVotes", Vote.getCount());
            response.put("numberOfPrunableMessages", PrunableMessage.getCount());
            response.put("numberOfTaggedData", TaggedData.getCount());
            response.put("numberOfDataTags", TaggedData.Tag.getTagCount());
            response.put("numberOfAccountLeases", Account.getAccountLeaseCount());
            response.put("numberOfActiveAccountLeases", Account.getActiveLeaseCount());
            response.put("numberOfShufflings", Shuffling.getCount());
            response.put("numberOfActiveShufflings", Shuffling.getActiveCount());
            response.put("numberOfPhasingOnlyAccounts", AccountRestrictions.PhasingOnly.getCount());
        }
        response.put("numberOfPeers", Peers.getAllPeers().size());
        response.put("numberOfActivePeers", Peers.getActivePeers().size());
        response.put("numberOfUnlockedAccounts", Generator.getAllGenerators().size());
        response.put("availableProcessors", Runtime.getRuntime().availableProcessors());
        response.put("maxMemory", Runtime.getRuntime().maxMemory());
        response.put("totalMemory", Runtime.getRuntime().totalMemory());
        response.put("freeMemory", Runtime.getRuntime().freeMemory());
        response.put("peerPort", Peers.getDefaultPeerPort());
        response.put("isOffline", Constants.isOffline);
        response.put("needsAdminPassword", !API.disableAdminPassword);
        InetAddress externalAddress = UPnP.getExternalAddress();
        if (externalAddress != null) {
            response.put("upnpExternalAddress", externalAddress.getHostAddress());
        }
        return response;
    }

    @Override
    boolean allowRequiredBlockParameters() {
        return false;
    }

}