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package org.netbeans.modules.refactoring.spi.ui;

import org.openide.util.Lookup;

 * Factory which finds (or creates) TreeElement for given Object
 * @see TreeElement
 * @see TreeElementFactoryImplementation
 * @author Jan Becicka
public final class TreeElementFactory {

    private static final Lookup.Result<TreeElementFactoryImplementation> implementations =
        Lookup.getDefault().lookup(new Lookup.Template(TreeElementFactoryImplementation.class));

    private TreeElementFactory() {}

     * @param object
     * @return TreeElement for given object
    public static TreeElement getTreeElement(Object object) {
        if (object == null) throw new IllegalArgumentException();
        for (TreeElementFactoryImplementation fac: implementations.allInstances()) {
            TreeElement result = fac.getTreeElement(object);
            if (result != null) {
                return result;
        return null;
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