org.topbraid.spin.system

Class SPINPreferences

java.lang.Object

org.topbraid.spin.system.SPINPreferences

public class SPINPreferences
extends Object

A singleton that provides access to the current SPIN rendering settings. The singleton can be replaced to install different default settings. For example, TopBraid Composer stores these settings in the Eclipse preferences.

Author:

Holger Knublauch

Constructor Summary

Constructors

Constructor and Description
SPINPreferences()

Method Summary

Modifier and Type	Method and Description
static SPINPreferences	get() Gets the singleton instance of this class.
boolean	isCreateURIVariables() Indicates whether the SPIN generator shall convert variables into URI nodes, so that they can be shared between multiple queries.
boolean	isReuseLocalVariables() Indicates whether the SPIN generator shall reuse the same blank node for a variable multiple times within the same query.
static void	set(SPINPreferences value) Changes the singleton to some subclass.

Methods inherited from class java.lang.Object

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

Constructor Detail

SPINPreferences

public SPINPreferences()

Method Detail

get

public static SPINPreferences get()

Gets the singleton instance of this class.

Returns:

the singleton

set

public static void set(SPINPreferences value)

Changes the singleton to some subclass.

Parameters:

value - the new singleton (not null)

isCreateURIVariables

public boolean isCreateURIVariables()

Indicates whether the SPIN generator shall convert variables into URI nodes, so that they can be shared between multiple queries.

Returns:

true to create shared URI variables (default: false)

isReuseLocalVariables

public boolean isReuseLocalVariables()

Indicates whether the SPIN generator shall reuse the same blank node for a variable multiple times within the same query. This is off by default to make bnode structures more self-contained.

Returns:

true to reuse blank nodes