T
- Element typeR
- Target type (e.g. List, Set)public interface GroupExpression<T,R> extends Expression<R>
Modifier and Type | Method and Description |
---|---|
GroupCollector<T,R> |
createGroupCollector()
Create a new GroupCollector to collect values belonging to this group.
|
Expression<T> |
getExpression()
Get the expression wrapped by this group definition
|
accept, getType
Expression<T> getExpression()
GroupCollector<T,R> createGroupCollector()
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