public class DenseVectorStorage extends Object implements VectorStorage
VectorStorage
implementation.Constructor and Description |
---|
DenseVectorStorage()
IMPL NOTE required by
Externalizable . |
DenseVectorStorage(double[] data) |
DenseVectorStorage(int size) |
Modifier and Type | Method and Description |
---|---|
double[] |
data()
Gets underlying array if
StorageOpsMetrics.isArrayBased() returns true . |
boolean |
equals(Object obj) |
double |
get(int i) |
int |
hashCode() |
boolean |
isArrayBased()
Checks if implementation is based on Java arrays.
|
boolean |
isDense()
Checks if this implementation should be considered dense so that it explicitly
represents every value.
|
boolean |
isDistributed()
Checks whether implementation is JVM-local or distributed (multi-JVM).
|
boolean |
isRandomAccess()
Checks if this implementation is optimized for random access.
|
boolean |
isSequentialAccess()
Checks if this implementation should be considered to be iterable in index order in an efficient way.
|
void |
readExternal(ObjectInput in) |
void |
set(int i,
double v) |
int |
size() |
void |
writeExternal(ObjectOutput out) |
clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait
destroy
public DenseVectorStorage()
Externalizable
.public DenseVectorStorage(int size)
size
- Vector size.public DenseVectorStorage(double[] data)
data
- Backing data array.public int size()
size
in interface VectorStorage
public double get(int i)
get
in interface VectorStorage
i
- Vector element index.public void set(int i, double v)
set
in interface VectorStorage
i
- Vector element index.v
- Value to set at given index.public boolean isArrayBased()
isArrayBased
in interface StorageOpsMetrics
public double[] data()
StorageOpsMetrics.isArrayBased()
returns true
.
Returns null
if in other cases.data
in interface VectorStorage
StorageOpsMetrics.isArrayBased()
public boolean isSequentialAccess()
isSequentialAccess
in interface StorageOpsMetrics
public boolean isDense()
isDense
in interface StorageOpsMetrics
public boolean isRandomAccess()
isRandomAccess
in interface StorageOpsMetrics
public boolean isDistributed()
isDistributed
in interface StorageOpsMetrics
public void writeExternal(ObjectOutput out) throws IOException
writeExternal
in interface Externalizable
IOException
public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException
readExternal
in interface Externalizable
IOException
ClassNotFoundException
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Ignite Database and Caching Platform : ver. 2.7.2 Release Date : February 6 2019