Package se.kuseman.payloadbuilder.api.execution

Class ObjectTupleVector

java.lang.Object

se.kuseman.payloadbuilder.api.execution.ObjectTupleVector

All Implemented Interfaces:

TupleVector

public class ObjectTupleVector
extends Object
implements TupleVector

Convenience class for creating tuple vector in an easy reflective way. NOTE! This class should not be used if high performance catalogs is needed since all values here is auto boxed

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	ObjectTupleVector.ValueProvider	Value provider for tuple vector

Field Summary

Fields inherited from interface se.kuseman.payloadbuilder.api.execution.TupleVector

CONSTANT, EMPTY

Constructor Summary

Constructors

Constructor	Description
ObjectTupleVector(Schema schema, int rowCount, ObjectTupleVector.ValueProvider valueProvider)	Create a tuple vector with provided schema and row count.

Method Summary

Modifier and Type	Method	Description
ValueVector	getColumn(int column)	Return vector for provided column.
int	getRowCount()
Schema	getSchema()	Return the actual schema from the vector.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface se.kuseman.payloadbuilder.api.execution.TupleVector

copy, toCsv, toCsv

Constructor Details

ObjectTupleVector

public ObjectTupleVector(Schema schema,
 int rowCount,
 ObjectTupleVector.ValueProvider valueProvider)

Create a tuple vector with provided schema and row count. The value provided extracts values in a column/row index fashion.

Method Details

getRowCount

public int getRowCount()

Specified by:

getRowCount in interface TupleVector

getColumn

public ValueVector getColumn(int column)

Description copied from interface: TupleVector

Return vector for provided column. NOTE! Returned value might not be thread safe.

Specified by:

getColumn in interface TupleVector

getSchema

public Schema getSchema()

Description copied from interface: TupleVector

Return the actual schema from the vector. If this tuple vector resides from a schema less query then this is the actual columns resolved runtime else this schema should match the compile time schema that the data source had

Specified by:

getSchema in interface TupleVector