本文整理汇总了Java中nxt.db.DbIterator类的典型用法代码示例。如果您正苦于以下问题：Java DbIterator类的具体用法？Java DbIterator怎么用？Java DbIterator使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
DbIterator类属于nxt.db包，在下文中一共展示了DbIterator类的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: getAccountAssetTransfers
import nxt.db.DbIterator; //导入依赖的package包/类
public static DbIterator<AssetTransfer> getAccountAssetTransfers(long accountId, long assetId, int from, int to) {
Connection con = null;
try {
con = Db.getConnection();
PreparedStatement pstmt = con.prepareStatement("SELECT * FROM asset_transfer WHERE sender_id = ? AND asset_id = ?"
+ " UNION ALL SELECT * FROM asset_transfer WHERE recipient_id = ? AND sender_id <> ? AND asset_id = ? ORDER BY height DESC"
+ DbUtils.limitsClause(from, to));
int i = 0;
pstmt.setLong(++i, accountId);
pstmt.setLong(++i, assetId);
pstmt.setLong(++i, accountId);
pstmt.setLong(++i, accountId);
pstmt.setLong(++i, assetId);
DbUtils.setLimits(++i, pstmt, from, to);
return assetTransferTable.getManyBy(con, pstmt, false);
} catch (SQLException e) {
DbUtils.close(con);
throw new RuntimeException(e.toString(), e);
}
}
示例2: getAccountTrades
import nxt.db.DbIterator; //导入依赖的package包/类
public static DbIterator<Trade> getAccountTrades(long accountId, int from, int to) {
Connection con = null;
try {
con = Db.getConnection();
PreparedStatement pstmt = con.prepareStatement("SELECT * FROM trade WHERE seller_id = ?"
+ " UNION ALL SELECT * FROM trade WHERE buyer_id = ? AND seller_id <> ? ORDER BY height DESC"
+ DbUtils.limitsClause(from, to));
int i = 0;
pstmt.setLong(++i, accountId);
pstmt.setLong(++i, accountId);
pstmt.setLong(++i, accountId);
DbUtils.setLimits(++i, pstmt, from, to);
return tradeTable.getManyBy(con, pstmt, false);
} catch (SQLException e) {
DbUtils.close(con);
throw new RuntimeException(e.toString(), e);
}
}
示例3: getAccountAssetTrades
import nxt.db.DbIterator; //导入依赖的package包/类
public static DbIterator<Trade> getAccountAssetTrades(long accountId, long assetId, int from, int to) {
Connection con = null;
try {
con = Db.getConnection();
PreparedStatement pstmt = con.prepareStatement("SELECT * FROM trade WHERE seller_id = ? AND asset_id = ?"
+ " UNION ALL SELECT * FROM trade WHERE buyer_id = ? AND seller_id <> ? AND asset_id = ? ORDER BY height DESC"
+ DbUtils.limitsClause(from, to));
int i = 0;
pstmt.setLong(++i, accountId);
pstmt.setLong(++i, assetId);
pstmt.setLong(++i, accountId);
pstmt.setLong(++i, accountId);
pstmt.setLong(++i, assetId);
DbUtils.setLimits(++i, pstmt, from, to);
return tradeTable.getManyBy(con, pstmt, false);
} catch (SQLException e) {
DbUtils.close(con);
throw new RuntimeException(e.toString(), e);
}
}
示例4: processRequest
import nxt.db.DbIterator; //导入依赖的package包/类
@Override
JSONStreamAware processRequest(HttpServletRequest req) {
int firstIndex = ParameterParser.getFirstIndex(req);
int lastIndex = ParameterParser.getLastIndex(req);
JSONArray assetIds = new JSONArray();
try (DbIterator<Asset> assets = Asset.getAllAssets(firstIndex, lastIndex)) {
while (assets.hasNext()) {
assetIds.add(Convert.toUnsignedLong(assets.next().getId()));
}
}
JSONObject response = new JSONObject();
response.put("assetIds", assetIds);
return response;
}
示例5: processRequest
import nxt.db.DbIterator; //导入依赖的package包/类
@Override
JSONStreamAware processRequest(HttpServletRequest req) {
int firstIndex = ParameterParser.getFirstIndex(req);
int lastIndex = ParameterParser.getLastIndex(req);
JSONArray pollIds = new JSONArray();
try (DbIterator<Poll> polls = Poll.getAllPolls(firstIndex, lastIndex)) {
while (polls.hasNext()) {
pollIds.add(Convert.toUnsignedLong(polls.next().getId()));
}
}
JSONObject response = new JSONObject();
response.put("pollIds", pollIds);
return response;
}
示例6: processRequest
import nxt.db.DbIterator; //导入依赖的package包/类
@Override
JSONStreamAware processRequest(HttpServletRequest req) throws ParameterException {
List<Account> accounts = ParameterParser.getAccounts(req);
int firstIndex = ParameterParser.getFirstIndex(req);
int lastIndex = ParameterParser.getLastIndex(req);
JSONObject response = new JSONObject();
JSONArray accountsJSONArray = new JSONArray();
response.put("assets", accountsJSONArray);
for (Account account : accounts) {
JSONArray assetsJSONArray = new JSONArray();
try (DbIterator<Asset> assets = Asset.getAssetsIssuedBy(account.getId(), firstIndex, lastIndex)) {
while (assets.hasNext()) {
assetsJSONArray.add(JSONData.asset(assets.next()));
}
}
accountsJSONArray.add(assetsJSONArray);
}
return response;
}
示例7: processRequest
import nxt.db.DbIterator; //导入依赖的package包/类
@Override
JSONStreamAware processRequest(HttpServletRequest req) throws NxtException {
int firstIndex = ParameterParser.getFirstIndex(req);
int lastIndex = ParameterParser.getLastIndex(req);
if (lastIndex < 0 || lastIndex - firstIndex > 99) {
lastIndex = firstIndex + 99;
}
boolean includeTransactions = "true".equalsIgnoreCase(req.getParameter("includeTransactions"));
JSONArray blocks = new JSONArray();
try (DbIterator<? extends Block> iterator = Nxt.getBlockchain().getBlocks(firstIndex, lastIndex)) {
while (iterator.hasNext()) {
Block block = iterator.next();
blocks.add(JSONData.block(block, includeTransactions));
}
}
JSONObject response = new JSONObject();
response.put("blocks", blocks);
return response;
}
示例8: processRequest
import nxt.db.DbIterator; //导入依赖的package包/类
@Override
JSONStreamAware processRequest(HttpServletRequest req) {
int firstIndex = ParameterParser.getFirstIndex(req);
int lastIndex = ParameterParser.getLastIndex(req);
JSONObject response = new JSONObject();
JSONArray assetsJSONArray = new JSONArray();
response.put("assets", assetsJSONArray);
try (DbIterator<Asset> assets = Asset.getAllAssets(firstIndex, lastIndex)) {
while (assets.hasNext()) {
assetsJSONArray.add(JSONData.asset(assets.next()));
}
}
return response;
}
示例9: processRequest
import nxt.db.DbIterator; //导入依赖的package包/类
@Override
JSONStreamAware processRequest(HttpServletRequest req) {
JSONObject response = new JSONObject();
JSONArray ordersData = new JSONArray();
int firstIndex = ParameterParser.getFirstIndex(req);
int lastIndex = ParameterParser.getLastIndex(req);
try (DbIterator<Order.Ask> askOrders = Order.Ask.getAll(firstIndex, lastIndex)) {
while (askOrders.hasNext()) {
ordersData.add(JSONData.askOrder(askOrders.next()));
}
}
response.put("openOrders", ordersData);
return response;
}
示例10: processRequest
import nxt.db.DbIterator; //导入依赖的package包/类
@Override
JSONStreamAware processRequest(HttpServletRequest req) throws NxtException {
long assetId = ParameterParser.getAsset(req).getId();
int firstIndex = ParameterParser.getFirstIndex(req);
int lastIndex = ParameterParser.getLastIndex(req);
JSONArray orderIds = new JSONArray();
try (DbIterator<Order.Ask> askOrders = Order.Ask.getSortedOrders(assetId, firstIndex, lastIndex)) {
while (askOrders.hasNext()) {
orderIds.add(Convert.toUnsignedLong(askOrders.next().getId()));
}
}
JSONObject response = new JSONObject();
response.put("askOrderIds", orderIds);
return response;
}
示例11: processRequest
import nxt.db.DbIterator; //导入依赖的package包/类
@Override
JSONStreamAware processRequest(HttpServletRequest req) throws NxtException {
long assetId = ParameterParser.getAsset(req).getId();
int firstIndex = ParameterParser.getFirstIndex(req);
int lastIndex = ParameterParser.getLastIndex(req);
JSONArray orderIds = new JSONArray();
try (DbIterator<Order.Bid> bidOrders = Order.Bid.getSortedOrders(assetId, firstIndex, lastIndex)) {
while (bidOrders.hasNext()) {
orderIds.add(Convert.toUnsignedLong(bidOrders.next().getId()));
}
}
JSONObject response = new JSONObject();
response.put("bidOrderIds", orderIds);
return response;
}
示例12: processRequest
import nxt.db.DbIterator; //导入依赖的package包/类
@Override
JSONStreamAware processRequest(HttpServletRequest req) throws NxtException {
long assetId = ParameterParser.getAsset(req).getId();
int firstIndex = ParameterParser.getFirstIndex(req);
int lastIndex = ParameterParser.getLastIndex(req);
JSONArray orders = new JSONArray();
try (DbIterator<Order.Bid> bidOrders = Order.Bid.getSortedOrders(assetId, firstIndex, lastIndex)) {
while (bidOrders.hasNext()) {
orders.add(JSONData.bidOrder(bidOrders.next()));
}
}
JSONObject response = new JSONObject();
response.put("bidOrders", orders);
return response;
}
示例13: processRequest
import nxt.db.DbIterator; //导入依赖的package包/类
@Override
JSONStreamAware processRequest(HttpServletRequest req) throws NxtException {
Account account = ParameterParser.getAccount(req);
int timestamp = ParameterParser.getTimestamp(req);
int firstIndex = ParameterParser.getFirstIndex(req);
int lastIndex = ParameterParser.getLastIndex(req);
JSONArray blockIds = new JSONArray();
try (DbIterator<? extends Block> iterator = Nxt.getBlockchain().getBlocks(account, timestamp, firstIndex, lastIndex)) {
while (iterator.hasNext()) {
Block block = iterator.next();
blockIds.add(block.getStringId());
}
}
JSONObject response = new JSONObject();
response.put("blockIds", blockIds);
return response;
}
示例14: processRequest
import nxt.db.DbIterator; //导入依赖的package包/类
@Override
JSONStreamAware processRequest(HttpServletRequest req) throws NxtException {
long assetId = ParameterParser.getAsset(req).getId();
int firstIndex = ParameterParser.getFirstIndex(req);
int lastIndex = ParameterParser.getLastIndex(req);
JSONArray orders = new JSONArray();
try (DbIterator<Order.Ask> askOrders = Order.Ask.getSortedOrders(assetId, firstIndex, lastIndex)) {
while (askOrders.hasNext()) {
orders.add(JSONData.askOrder(askOrders.next()));
}
}
JSONObject response = new JSONObject();
response.put("askOrders", orders);
return response;
}
示例15: applyUnconfirmed
import nxt.db.DbIterator; //导入依赖的package包/类
@SuppressWarnings("static-access")
public static long applyUnconfirmed(int timestamp) {
appliedSubscriptions.clear();
long totalFees = 0;
DbIterator<Subscription> updateSubscriptions = subscriptionTable.getManyBy(getUpdateOnBlockClause(timestamp), 0, -1);
for(Subscription subscription : updateSubscriptions) {
if(removeSubscriptions.contains(subscription.getId())) {
continue;
}
if(subscription.applyUnconfirmed()) {
appliedSubscriptions.add(subscription);
totalFees += subscription.getFee();
}
else {
removeSubscriptions.add(subscription.getId());
}
}
return totalFees;
}