org.omegahat.Environment.DataStructures
Interface Subsettable

All Known Implementing Classes:

numeric, ObjectDatabase, vector, OrderedTable, BasicExpression, List, BinaryExpression, ModelFormula, DataList, GraphicalContainer, HistogramContents, NamingService

public interface Subsettable

Interface that allows an object to support Omegahat indexing in the form of expressions x[0], x["a"] and the corresponding [[ form (which returns a scalar, if possible, rather than an object of the same class as the source).

Method Summary

java.lang.Object

subset(java.lang.Object index, boolean keepStructure)

Method Detail

subset

public java.lang.Object subset(java.lang.Object index,
                               boolean keepStructure)
                        throws java.lang.Throwable