Here are the examples of the java api com.devexperts.qd.ng.RecordCursor taken from open source projects. By voting up you can indicate which examples are most useful and appropriate.
1049 Examples
19
Source : RemoveEventTimeTest.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
private void replacedertData(RecordBuffer buf, String symbol, int flags, int time, int sequence) {
RecordCursor cursor = buf.next();
replacedertEquals(0, cursor.getCipher());
replacedertEquals(symbol, cursor.getSymbol());
replacedertEquals(flags, cursor.getEventFlags());
replacedertEquals(time, cursor.getInt(0));
replacedertEquals(sequence, cursor.getInt(1));
}
19
Source : RemoveEventTimeTest.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
private void addData(RecordBuffer buf, String symbol, int flags, int time, int sequence) {
RecordCursor cursor = buf.add(RECORD, 0, symbol);
cursor.setEventFlags(flags);
cursor.setInt(0, time);
cursor.setInt(1, sequence);
}
19
Source : TextQTPComposer.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
@Override
protected void writeField(DataField field, RecordCursor cursor) {
if (acceptField(field)) {
separator();
write(field.getString(cursor));
}
}
19
Source : TextQTPComposer.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
@Override
protected void writeRecordPayload(RecordCursor cursor, int eventFlags) throws IOException {
super.writeRecordPayload(cursor, eventFlags);
if (eventFlags != 0) {
String s = EventFlag.formatEventFlags(eventFlags, currentMessageType);
if (!s.isEmpty()) {
separator();
write(BuiltinFields.EVENT_FLAGS_FIELD_NAME + "=" + s);
}
}
}
19
Source : CompareBuffer.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
public synchronized void add(long timestamp, RecordCursor cursor) {
if (cursor.getRecord() != rf.getRecord())
throw new IllegalArgumentException();
if (ints.length < isize + ineed)
ints = ArrayUtil.grow(ints, isize + ineed);
if (objs.length < osize + oneed)
objs = ArrayUtil.grow(objs, osize + oneed);
ints[isize++] = (int) (timestamp >>> 32);
ints[isize++] = (int) timestamp;
for (int k = 0; k < rf.getIntFieldCount(); k++) ints[isize++] = cursor.getInt(rf.getIntIndex(k));
for (int k = 0; k < rf.getObjFieldCount(); k++) objs[osize++] = cursor.getObj(rf.getObjIndex(k));
size++;
}
19
Source : CollectorBufferTest.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
private void updateKnownTimes(RecordBuffer buf, ArrayList<SymbolObjectMap<Long>> known_times) {
RecordCursor cur;
while ((cur = buf.next()) != null) {
Long known_time = known_times.get(cur.getRecord().getId()).get(cur.getCipher(), cur.getSymbol());
known_times.get(cur.getRecord().getId()).put(cur.getCipher(), cur.getSymbol(), known_time == null ? cur.getTime() : Math.min(known_time, cur.getTime()));
}
}
19
Source : CollectorBufferTest.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
private void tweakValue(RecordCursor cur) {
for (int j = 2; j < cur.getIntCount(); j++) cur.setInt(j, cur.getInt(j) + j);
}
19
Source : CollectorBufferTest.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
private int computeCheckSum(RecordCursor cur) {
int sum = 0;
for (int i = 0; i < cur.getIntCount(); i++) sum ^= Integer.rotateLeft(cur.getInt(i), i);
return sum;
}
19
Source : LoggedAgent.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
private String logSubscription(RecordSource source) {
StringBuilder sb = new StringBuilder();
long savePosition = source.getPosition();
RecordCursor cur;
while ((cur = source.next()) != null) {
if (sb.length() > 0)
sb.append(", ");
Logger.appendRecord(sb, cur.getRecord(), cur.getCipher(), cur.getSymbol());
if (cur.hasTime() && cur.getInt(0) != 0)
Logger.appendTime(sb, cur.getRecord(), cur.getInt(0));
if (cur.getEventFlags() != 0)
sb.append("[").append(EventFlag.formatEventFlags(cur.getEventFlags())).append("]");
}
source.setPosition(savePosition);
return sb.toString();
}
19
Source : RecordBufferTest.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
public void testUnlink() {
RecordBuffer buf = new RecordBuffer(RecordMode.DATA.withLink());
RecordCursor cur;
cur = buf.add(RECORD, 1, null);
long pos1 = cur.getPosition();
cur = buf.add(RECORD, 2, null);
cur.setLinkTo(pos1);
long pos2 = cur.getPosition();
cur = buf.add(RECORD, 3, null);
long pos3 = cur.getPosition();
cur = buf.add(RECORD, 4, null);
cur.setLinkTo(pos2);
long pos4 = cur.getPosition();
cur = buf.add(RECORD, 5, null);
long pos5 = cur.getPosition();
cur = buf.add(RECORD, 6, null);
long pos6 = cur.getPosition();
cur = buf.add(RECORD, 7, null);
cur.setLinkTo(pos5);
long pos7 = cur.getPosition();
cur = buf.add(RECORD, 8, null);
cur.setLinkTo(pos6);
long pos8 = cur.getPosition();
checkUnlinked(buf);
buf.unlinkFrom(pos4);
checkUnlinked(buf, 1, 2, 4);
buf.unlinkFrom(pos8);
checkUnlinked(buf, 1, 2, 4, 6, 8);
buf.unlinkFrom(pos3);
checkUnlinked(buf, 1, 2, 3, 4, 6, 8);
buf.unlinkFrom(pos7);
checkUnlinked(buf, 1, 2, 3, 4, 5, 6, 7, 8);
}
19
Source : OutputStreamComposer.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
@Override
public void append(RecordCursor cursor) {
skipRecord = filter != null && !filter.acceptRecord(cursor.getRecord(), cursor.getCipher(), cursor.getSymbol());
if (skipRecord)
return;
if (!inMessage())
beginMessage(messageType);
recordCounter++;
super.append(cursor);
}
19
Source : BinaryRecordDesc.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
// Read only event fields and time
private void readRemoveEventFields(BufferedInput msg, RecordCursor cur) throws IOException {
readFields(msg, cur, nDescEventFields);
long time = readTime(msg);
if (cur != null)
cur.setTime(time);
}
19
Source : BinaryRecordDesc.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
// --------------------------- instance methods - reading ---------------------------
/**
* Reads record from the specified input and adds it to the specified cursor.
* @return the cursor to the record that was just read or {@code null} if nothing was read (the record was skipped).
*/
public RecordCursor readRecord(BufferedInput msg, RecordBuffer buffer, int cipher, String symbol, int eventFlags) throws IOException {
RecordCursor cur = null;
if (record != null) {
cur = buffer.add(record, cipher, symbol);
cur.setEventFlags(eventFlags);
}
if (EventFlag.REMOVE_EVENT.in(eventFlags)) {
readRemoveEventFields(msg, cur);
} else
readFields(msg, cur, nDesc);
return cur;
}
19
Source : BinaryRecordDesc.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
protected void setObjValue(RecordCursor cur, int index, Object value, BufferedInput msg) {
cur.setObj(index, value);
}
19
Source : BinaryRecordDesc.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
protected void setIntValue(RecordCursor cur, int index, int value, BufferedInput msg) {
cur.setInt(index, value);
}
19
Source : BinaryQTPParser.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
// is overridden by ConnectionByteArrayParser to do the actual job
void updateCursorTimeMark(RecordCursor cursor) {
}
19
Source : BinaryQTPComposer.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
@Override
protected void writeField(DataField field, RecordCursor cursor) throws IOException {
throw new UnsupportedOperationException("Legacy field-by-field writing is not supported, use 'append'");
}
19
Source : AgentAdapter.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
private RecordBuffer skipRemoveSubscription(RecordSource sub) {
RecordBuffer buf = RecordBuffer.getInstance(sub.getMode());
for (RecordCursor cur; (cur = sub.next()) != null; ) {
if (!EventFlag.REMOVE_SYMBOL.in(cur.getEventFlags()))
buf.append(cur);
}
return buf;
}
19
Source : AbstractQTPComposer.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
// ------------------------ helper methods for time sequences ------------------------
protected long getEventTimeSequence(RecordCursor cursor) {
long eventTimeSequence = cursor.getEventTimeSequence();
return eventTimeSequence != 0 ? eventTimeSequence : lastPayloadTimeSequence;
}
19
Source : VoidIntField.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
public final void setString(RecordCursor cursor, String value) {
// does not parse nor set anything
}
19
Source : VoidIntField.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
public final String getString(RecordCursor cursor) {
// return plain integer string for debugging purposes
return super.getString(cursor);
}
19
Source : VoidAgent.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
private void removeSubInternal(RecordCursor cur) {
PayloadBitsSubMatrix sub = getOrCreateSub();
int key = getKey(sub, cur.getCipher(), cur.getSymbol());
int rid = getRid(cur.getRecord());
int index = sub.getIndex(key, rid, 0);
if (index == 0 || !sub.isPayload(index))
// not subscribed
return;
if (hasAttachmentStrategy()) {
Object attachment = updateAttachment(sub.getObj(index, ATTACHMENT), cur, true);
sub.setObj(index, ATTACHMENT, attachment);
if (// don't actually remove, but adjust attachment and return
attachment != null)
return;
}
sub.clearPayload(index);
}
19
Source : TickerStorage.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
// NOTE: There is a similar method called "putRecord"
// This method can try to allocate a lot of memory for rehash and die due to OutOfMemoryError.
// SYNC: global
boolean putRecordCursor(int key, int rid, RecordCursor cursor, RecordCursorKeeper keeper) {
return rehashMatrixIfNeeded(rid).putRecordCursor(key, rid, cursor, keeper, stats);
}
19
Source : Ticker.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
private void removeGLocked(RecordSource source) {
RecordCursor cur;
while ((cur = source.next()) != null) {
int rid = getRid(cur.getRecord());
int key = getKey(cur.getCipher(), cur.getSymbol());
storage.removeRecord(key, rid);
}
}
19
Source : Stream.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
// SYNC: global+local
@Override
boolean keepInStreamBufferOnRefilter(Agent agent, RecordCursor cur) {
// atomic read
SubMatrix asub = agent.sub;
int index = asub.getIndex(getKey(cur.getCipher(), cur.getSymbol()), getRid(cur.getRecord()), 0);
return asub.isPayload(index);
}
19
Source : AgentBuffer.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
private void makeDropped(RecordCursor cursor) {
lastDroppedCipher = cursor.getCipher();
lastDroppedSymbol = cursor.getSymbol();
lastDroppedRecord = cursor.getRecord();
droppedRecords++;
}
19
Source : AgentBuffer.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
public boolean dropNewRecord(RecordCursor cursor) {
if (overflowStrategy != QDAgent.BufferOverflowStrategy.DROP_NEWEST)
return false;
if (buffer.size() < maxBufferSize)
return false;
makeDropped(cursor);
return true;
}
19
Source : MDRTradeHistory.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
@Override
public void getInto(RecordCursor cursor) {
cursor.setEventTimeSequence(TimeSequenceUtil.getTimeSequenceFromTimeMillis(eventTime));
if (cursor.getRecord().getMapping(TradeHistoryMapping.clreplaced) != null) {
getIntoTradeHistory(cursor, cursor.getRecord().getMapping(TradeHistoryMapping.clreplaced));
} else {
getIntoTimeAndSale(cursor, cursor.getRecord().getMapping(TimeAndSaleMapping.clreplaced));
}
}
19
Source : MDRTradeHistory.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
private void setFromTradeHistory(RecordCursor cursor, TradeHistoryMapping mapping) {
time = mapping.getTimeSeconds(cursor);
sequence = mapping.getSequence(cursor);
exchange = mapping.getExchange(cursor);
price = mapping.getPriceDecimal(cursor);
size = mapping.getSize(cursor);
bid = mapping.getBidDecimal(cursor);
ask = mapping.getAskDecimal(cursor);
}
19
Source : MDRTradeHistory.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
private void setFromTimeAndSale(RecordCursor cursor, TimeAndSaleMapping mapping) {
time = mapping.getTimeSeconds(cursor);
sequence = mapping.getSequence(cursor);
exchange = mapping.getExchange(cursor);
price = mapping.getPriceDecimal(cursor);
size = mapping.getSize(cursor);
bid = mapping.getBidPriceDecimal(cursor);
ask = mapping.getAskPriceDecimal(cursor);
}
19
Source : MDRSummary.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
private void setFromSummary(RecordCursor cursor, SummaryMapping mapping) {
highPrice = mapping.getDayHighPriceDecimal(cursor);
lowPrice = mapping.getDayLowPriceDecimal(cursor);
openPrice = mapping.getDayOpenPriceDecimal(cursor);
closePrice = mapping.getPrevDayClosePriceDecimal(cursor);
openInterest = mapping.getOpenInterest(cursor);
}
19
Source : MDRSummary.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
private void getIntoSummary(RecordCursor cursor, SummaryMapping mapping) {
mapping.setDayHighPriceDecimal(cursor, highPrice);
mapping.setDayLowPriceDecimal(cursor, lowPrice);
mapping.setDayOpenPriceDecimal(cursor, openPrice);
mapping.setPrevDayClosePriceDecimal(cursor, closePrice);
mapping.setOpenInterest(cursor, openInterest);
}
19
Source : SchemeRemapTest.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
private void runDataProvider() {
QDTicker ticker = QDFactory.getDefaultFactory().createTicker(SOURCE_SCHEME);
final QDDistributor distributor = ticker.distributorBuilder().build();
distributor.getAddedRecordProvider().setRecordListener(provider -> {
RecordBuffer sub = RecordBuffer.getInstance(RecordMode.SUBSCRIPTION);
provider.retrieve(sub);
RecordCursor cursor;
while ((cursor = sub.next()) != null) {
if (cursor.getDecodedSymbol().equals(SYMBOL)) {
RecordBuffer buf = RecordBuffer.getInstance();
RecordCursor a = buf.add(TRADE_RECORD, CIPHER, null);
// price
a.setInt(0, Decimal.compose(95.47));
// size
a.setInt(1, Decimal.compose(123));
distributor.process(buf);
buf.release();
}
}
sub.release();
});
connectors = MessageConnectors.createMessageConnectors(new AgentAdapter.Factory(ticker), ":" + PORT, QDStats.VOID);
MessageConnectors.startMessageConnectors(connectors);
}
19
Source : UnderlyingMapping.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
public long getPutCallRatioWideDecimal(RecordCursor cursor) {
if (iPutCallRatio < 0)
return 0;
return getAsWideDecimal(cursor, iPutCallRatio);
}
19
Source : UnderlyingMapping.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
public int getVolatilityDecimal(RecordCursor cursor) {
if (iVolatility < 0)
return 0;
return getAsTinyDecimal(cursor, iVolatility);
}
19
Source : UnderlyingMapping.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
public void setTimeMillis(RecordCursor cursor, long time) {
if (iTime < 0)
return;
setInt(cursor, iTime, TimeUtil.getSecondsFromTime(time));
}
19
Source : UnderlyingMapping.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
public void setBackVolatilityWideDecimal(RecordCursor cursor, long backVolatility) {
if (iBackVolatility < 0)
return;
setAsWideDecimal(cursor, iBackVolatility, backVolatility);
}
19
Source : UnderlyingMapping.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
public void setFrontVolatilityWideDecimal(RecordCursor cursor, long frontVolatility) {
if (iFrontVolatility < 0)
return;
setAsWideDecimal(cursor, iFrontVolatility, frontVolatility);
}
19
Source : UnderlyingMapping.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
public void setCallVolumeDecimal(RecordCursor cursor, int callVolume) {
if (iCallVolume < 0)
return;
setAsTinyDecimal(cursor, iCallVolume, callVolume);
}
19
Source : UnderlyingMapping.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
public int getCallVolumeDecimal(RecordCursor cursor) {
if (iCallVolume < 0)
return 0;
return getAsTinyDecimal(cursor, iCallVolume);
}
19
Source : UnderlyingMapping.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
public void setFrontVolatility(RecordCursor cursor, double frontVolatility) {
if (iFrontVolatility < 0)
return;
setAsDouble(cursor, iFrontVolatility, frontVolatility);
}
19
Source : UnderlyingMapping.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
public void setPutCallRatioDecimal(RecordCursor cursor, int putCallRatio) {
if (iPutCallRatio < 0)
return;
setAsTinyDecimal(cursor, iPutCallRatio, putCallRatio);
}
19
Source : UnderlyingMapping.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
public void setPutVolume(RecordCursor cursor, double putVolume) {
if (iPutVolume < 0)
return;
setAsDouble(cursor, iPutVolume, putVolume);
}
19
Source : UnderlyingMapping.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
public int getFrontVolatilityDecimal(RecordCursor cursor) {
if (iFrontVolatility < 0)
return 0;
return getAsTinyDecimal(cursor, iFrontVolatility);
}
19
Source : UnderlyingMapping.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
public long getCallVolumeWideDecimal(RecordCursor cursor) {
if (iCallVolume < 0)
return 0;
return getAsWideDecimal(cursor, iCallVolume);
}
19
Source : UnderlyingMapping.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
public void setBackVolatilityDecimal(RecordCursor cursor, int backVolatility) {
if (iBackVolatility < 0)
return;
setAsTinyDecimal(cursor, iBackVolatility, backVolatility);
}
19
Source : UnderlyingMapping.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
public long getPutVolumeWideDecimal(RecordCursor cursor) {
if (iPutVolume < 0)
return 0;
return getAsWideDecimal(cursor, iPutVolume);
}
19
Source : UnderlyingMapping.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
public int getBackVolatilityDecimal(RecordCursor cursor) {
if (iBackVolatility < 0)
return 0;
return getAsTinyDecimal(cursor, iBackVolatility);
}
19
Source : UnderlyingMapping.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
public int getPutVolumeDecimal(RecordCursor cursor) {
if (iPutVolume < 0)
return 0;
return getAsTinyDecimal(cursor, iPutVolume);
}
19
Source : UnderlyingMapping.java
with Mozilla Public License 2.0
from devexperts
with Mozilla Public License 2.0
from devexperts
public void setVolatilityDecimal(RecordCursor cursor, int volatility) {
if (iVolatility < 0)
return;
setAsTinyDecimal(cursor, iVolatility, volatility);
}
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