com.nesstar.api
Interface ComplexDdiElement

All Superinterfaces:

DdiElement, NesstarBankObject, NesstarObject

All Known Subinterfaces:

Category, Question, Study, Variable, VariableGroup

public interface ComplexDdiElement
extends DdiElement, NesstarBankObject

Represents a DDI element with attributes and/or subelements.

Since:

0.1

Method Summary

DdiElement

getElement(String path) Returns a subelement of this element.

Methods inherited from interface com.nesstar.api.NesstarObject

getId, getLabel, getTimeStamp, reload, toURI

Method Detail

getElement

DdiElement getElement(String path)
                      throws NotAuthorizedException,
                             XPathExpressionException,
                             IOException

Returns a subelement of this element.

Parameters:

path - An XPath String representing the path from this element to the desired one, e.g. ./docDscr/citation/titlStmt/titl, ./docDscr/citation/verStmt/version/@date or ./qstn/qstnLit

Returns:

A DdiElement, possibly a DdiList

Throws:

NotAuthorizedException - If access was denied by the Nesstar server

XPathExpressionException - If there was an error in the XPath expression

IOException - If there was an error while communicating with the server