de.fosd.typechef.featureexpr

FeatureModelFactory

trait FeatureModelFactory extends AnyRef

Factory interface to create feature models

A classname implementing this interface can be provided as command line option to the frontend

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Abstract Value Members

  1. abstract def create(expr: FeatureExpr): FeatureModel

    create a feature model from a feature expression

  2. abstract def createFromDimacsFile(file: Source, translateNames: (String) ⇒ String, autoAddVariables: Boolean = true): FeatureModel

    load a standard Dimacs file as feature model.

    load a standard Dimacs file as feature model. comments are used in format "c <ID> <NAME>" to describe a mapping from ids to feature names. Those feature names can be rewritten, eg to add a prefix with the translateNames parameter.

    if autoAddVariables is activated all variables not defined by comments are loaded as "fresh" variables with generated names. Those should never be used in formulas but originate from the equisat transformation.

  3. abstract def empty: FeatureModel

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  8. def createFromDimacsFile(file: String): FeatureModel

  9. def createFromDimacsFile(file: Source): FeatureModel

    default implementation

    default implementation

    does prefix all loaded names with CONFIG_ by default

  10. def createFromDimacsFilePrefix(file: String, prefix: String): FeatureModel

  11. final def eq(arg0: AnyRef): Boolean

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  17. def loadDimacsData(file: Source, translateNames: (String) ⇒ String, autoAddVariables: Boolean): (Map[String, Int], List[List[Int]], Int)

    common part for loading dimacs files

    common part for loading dimacs files

    returns name to id mapping, list of clauses, and maximal id declared/found

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