org.eclipse.rdf4j.console.command

Class Sparql

java.lang.Object

org.eclipse.rdf4j.console.command.ConsoleCommand

org.eclipse.rdf4j.console.command.QueryEvaluator

org.eclipse.rdf4j.console.command.Sparql

All Implemented Interfaces:

Command, Help

public class Sparql
extends QueryEvaluator

SPARQL query command

Author:

Bart Hanssens

Field Summary

Fields inherited from class org.eclipse.rdf4j.console.command.ConsoleCommand

LOGGER

Constructor Summary

Constructors

Constructor and Description
Sparql(TupleAndGraphQueryEvaluator evaluator) Constructor

Method Summary

Modifier and Type	Method and Description
protected void	addQueryPrefixes(StringBuffer result, Collection<Namespace> namespaces) Add namespace prefixes to query
String	getHelpLong() Get long description
String	getHelpShort() Get short description, small enough to fit on one console row
String	getName() Get the name of the command
protected boolean	hasQueryPrefixes(String qry) Check if query string already contains query prefixes

Methods inherited from class org.eclipse.rdf4j.console.command.QueryEvaluator

executeQuery, usesSettings

Methods inherited from class org.eclipse.rdf4j.console.command.ConsoleCommand

askProceed, execute, getConsoleIO, getConsoleSettings, getConsoleState, write, writeError, writeError, writeInfo, writeln, writeUnopenedError

Methods inherited from class java.lang.Object

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

Constructor Detail

Sparql

public Sparql(TupleAndGraphQueryEvaluator evaluator)

Constructor

Parameters:

evaluator -

Method Detail

getName

public String getName()

Description copied from interface: Help

Get the name of the command

Returns:

string

getHelpShort

public String getHelpShort()

Description copied from class: ConsoleCommand

Get short description, small enough to fit on one console row

Specified by:

getHelpShort in interface Help

Overrides:

getHelpShort in class ConsoleCommand

Returns:

help string

getHelpLong

public String getHelpLong()

Description copied from class: ConsoleCommand

Get long description

Specified by:

getHelpLong in interface Help

Overrides:

getHelpLong in class ConsoleCommand

Returns:

string, can be multiple lines

hasQueryPrefixes

protected boolean hasQueryPrefixes(String qry)

Description copied from class: QueryEvaluator

Check if query string already contains query prefixes

Specified by:

hasQueryPrefixes in class QueryEvaluator

Parameters:

qry - query string

Returns:

true if namespaces are already used

addQueryPrefixes

protected void addQueryPrefixes(StringBuffer result,
                                Collection<Namespace> namespaces)

Description copied from class: QueryEvaluator

Add namespace prefixes to query

Specified by:

addQueryPrefixes in class QueryEvaluator

namespaces - collection of known namespaces