ucar.nc2.ft.point.standard
Interface Join

All Known Implementing Classes:
JoinArray, JoinMuiltdimStructure, JoinParentIndex

public interface Join

An abstract way to 'join' more cols to a row


Method Summary
 VariableDS findVariable(String varName)
          Find the Variable of the given name in the joined table.
 StructureData getJoinData(Cursor cursor)
          Get 'join' data to be added to the row.
 

Method Detail

getJoinData

StructureData getJoinData(Cursor cursor)
                          throws IOException
Get 'join' data to be added to the row.

Parameters:
cursor - the state of the iteration
Returns:
extra data to be added to the row
Throws:
IOException - on read error

findVariable

VariableDS findVariable(String varName)
Find the Variable of the given name in the joined table.

Parameters:
varName - find this Variable
Returns:
the named Variable, or null


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