Package | Description |
---|---|
com.devexperts.qd |
This package contains basic interfaces and other API elements of QD system
which shall be sufficient for the client application programmer.
|
com.devexperts.qd.ng |
This package contains next-generation interfaces for data and subscription exchange based on
RecordCursor class. |
Modifier and Type | Method and Description |
---|---|
void |
QDTicker.getData(RecordCursor.Owner owner,
DataRecord record,
int cipher,
String symbol)
Gets all data for the specified record, cipher, and symbol in a single call
and sets
RecordCursor via caller-provided
RecordCursor.Owner to the
corresponding memory storage in read-only mode. |
boolean |
QDTicker.getDataIfAvailable(RecordCursor.Owner owner,
DataRecord record,
int cipher,
String symbol)
Gets all data for the specified record, cipher, and symbol in a single call
and sets
RecordCursor via caller-provided
RecordCursor.Owner to the
corresponding memory storage in read-only mode if the corresponding data
is available in the storage. |
boolean |
QDTicker.getDataIfSubscribed(RecordCursor.Owner owner,
DataRecord record,
int cipher,
String symbol) |
Modifier and Type | Method and Description |
---|---|
static RecordCursor.Owner |
RecordCursor.allocateOwner()
Returns newly allocated record cursor owner object.
|
static RecordCursor.Owner |
RecordCursor.allocateOwner(DataRecord record)
Allocates writable
RecordCursor.Owner that points to a freshly allocated storage for a given record's
integer and object field values. |
static RecordCursor.Owner |
RecordCursor.allocateOwner(DataRecord record,
int cipher,
String symbol)
Allocates writable
RecordCursor.Owner that points to a freshly allocated storage for a given record's
integer and object field values and also sets symbol. |
static RecordCursor.Owner |
RecordCursor.allocateOwner(DataRecord record,
int cipher,
String symbol,
RecordMode mode)
Allocates writable
RecordCursor.Owner that points to a freshly allocated storage for a given record's
integer and object field values using a specified mode and also sets symbol. |
static RecordCursor.Owner |
RecordCursor.allocateOwner(DataRecord record,
RecordMode mode)
Allocates writable
RecordCursor.Owner that points to a freshly allocated storage for a given record's
integer and object field values using a specified mode. |
static RecordCursor.Owner |
RecordCursor.allocateOwner(RecordCursor source)
Allocates
RecordCursor.Owner that points to a freshly allocated storage with a copy of
data from a given source. |
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