edu.cornell.mannlib.vitro.webapp.utils

Class SparqlQueryRunner.QueryParser<T>

java.lang.Object

edu.cornell.mannlib.vitro.webapp.utils.SparqlQueryRunner.QueryParser<T>

Direct Known Subclasses:

AbstractAjaxResponder.JsonArrayParser

Enclosing class:

SparqlQueryRunner

public abstract static class SparqlQueryRunner.QueryParser<T>
extends Object

This template class provides some parsing methods to help in the parseResults() method.

Constructor Summary

Constructors

Constructor and Description
QueryParser()

Method Summary

Modifier and Type	Method and Description
protected abstract T	defaultValue()
protected int	ifIntPresent(com.hp.hpl.jena.query.QuerySolution solution, String variableName, int defaultValue)
protected String	ifLiteralPresent(com.hp.hpl.jena.query.QuerySolution solution, String variableName, String defaultValue)
protected long	ifLongPresent(com.hp.hpl.jena.query.QuerySolution solution, String variableName, long defaultValue)
protected String	ifResourcePresent(com.hp.hpl.jena.query.QuerySolution solution, String variableName, String defaultValue)
protected abstract T	parseResults(String queryStr, com.hp.hpl.jena.query.ResultSet results)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

QueryParser

public QueryParser()

Method Detail

parseResults

protected abstract T parseResults(String queryStr,
                                  com.hp.hpl.jena.query.ResultSet results)

defaultValue

protected abstract T defaultValue()

ifResourcePresent

protected String ifResourcePresent(com.hp.hpl.jena.query.QuerySolution solution,
                                   String variableName,
                                   String defaultValue)

ifLiteralPresent

protected String ifLiteralPresent(com.hp.hpl.jena.query.QuerySolution solution,
                                  String variableName,
                                  String defaultValue)

ifLongPresent

protected long ifLongPresent(com.hp.hpl.jena.query.QuerySolution solution,
                             String variableName,
                             long defaultValue)

ifIntPresent

protected int ifIntPresent(com.hp.hpl.jena.query.QuerySolution solution,
                           String variableName,
                           int defaultValue)