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public interface GroupResolver
Similar to VariableResolver, this method is used by grouping Functions to find information about the current group being evaluated (used for evaluating aggregate functions).
Method Summary | |
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VariableResolver |
getVariableResolver(int set_index)
Returns a VariableResolver that can be used to resolve variable in the get set of the group. |
int |
groupID()
A number that uniquely identifies this group from all the others in the set of groups. |
TObject |
resolve(Variable variable,
int set_index)
Returns the value of a variable of a group. |
int |
size()
The total number of set items in this group. |
Method Detail |
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int groupID()
int size()
TObject resolve(Variable variable, int set_index)
VariableResolver getVariableResolver(int set_index)
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