Class MemorizedResultSetTransformer

java.lang.Object

net.sf.jailer.modelbuilder.MemorizedResultSetTransformer

public class MemorizedResultSetTransformer
extends Object

Transforms (sort/select/group) Memorized Result sets.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	MemorizedResultSetTransformer.AggregateFunction	Functional interface for aggregate functions applied to a group of rows.
static class	MemorizedResultSetTransformer.ColumnTransformation	Definition of a column transformation.
static class	MemorizedResultSetTransformer.ListAggregation	An aggregate function that concatenates non-null values as a comma-separated list.

Constructor Summary

Constructors

Constructor	Description
MemorizedResultSetTransformer()

Method Summary

Modifier and Type	Method	Description
static MemorizedResultSet	transform(MemorizedResultSet resultSet, MemorizedResultSetTransformer.ColumnTransformation[] columnTransformations)	Transforms (groups and selects columns from) a memorized result set.

Methods inherited from class java.lang.Object

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

Constructor Details

MemorizedResultSetTransformer

public MemorizedResultSetTransformer()

Method Details

transform

public static MemorizedResultSet transform(MemorizedResultSet resultSet,
 MemorizedResultSetTransformer.ColumnTransformation[] columnTransformations)

Transforms (groups and selects columns from) a memorized result set.

Parameters:

resultSet - the source result set to transform

columnTransformations - the column transformations defining the output structure and grouping

Returns:

a new MemorizedResultSet containing the transformed rows