org.coode.oppl.utils.VariableRecogniser Maven / Gradle / Ivy

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package org.coode.oppl.utils;

import static org.coode.oppl.utils.ArgCheck.checkNotNull;

import org.coode.oppl.Variable;
import org.coode.oppl.VariableVisitorEx;
import org.coode.oppl.generated.GeneratedVariable;
import org.coode.oppl.generated.RegexpGeneratedVariable;
import org.coode.oppl.variabletypes.InputVariable;
import org.semanticweb.owlapi.model.OWLObject;

/** @author Luigi Iannone */
public class VariableRecogniser {
    /** input recognizer */
    public static VariableRecogniser INPUT_VARIABLE_RECOGNISER = new VariableRecogniser(
            new AbstractVariableVisitorExAdapter(false) {
                @Override
                public  Boolean visit(InputVariable
 v) {
                    return true;
                }
            });
    /** generated recognizer */
    public static VariableRecogniser GENERATED_VARIABLE_RECOGNISER = new VariableRecogniser(
            new AbstractVariableVisitorExAdapter(false) {
                @Override
                public 
 Boolean visit(GeneratedVariable
 v) {
                    return true;
                }
            });
    /** regexp recognizer */
    public static VariableRecogniser REGEXP_VARIABLE_RECOGNISER = new VariableRecogniser(
            new AbstractVariableVisitorExAdapter(false) {
                @Override
                public 
 Boolean visit(
                        RegexpGeneratedVariable regExpGenerated) {
                    return true;
                }
            });
    private final VariableVisitorEx recogniser;

    /** @return the recogniser */
    public VariableVisitorEx getRecogniser() {
        return recogniser;
    }

    /** @param recogniser
     *            recogniser */
    VariableRecogniser(VariableVisitorEx recogniser) {
        this.recogniser = checkNotNull(recogniser, "recogniser");
    }

    /** @param v
     *            v
     * @return true if recognised */
    public boolean recognise(Variable v) {
        return v.accept(getRecogniser());
    }
}