FurcasTreeModelBuilder.java

package com.sap.furcas.ide.editor.imp.services;
import org.eclipse.imp.services.base.TreeModelBuilderBase;

import com.sap.furcas.metamodel.FURCAS.textblocks.TextBlock;

/**
 * A model builder for the IMP outline view. It works together with the
 * {@link FurcasLabelProvider}.
 * 
 * This class is generic and does not need a language specific implementation.
 * 
 * @author Stephan Erb
 *
 */
public class FurcasTreeModelBuilder extends TreeModelBuilderBase {

    @Override
    public void visitTree(Object astNode) {
        if (astNode == null) {
            return;
        }
        TextBlock node = (TextBlock) astNode;
        for (TextBlock childNode : node.getSubBlocks()) {
            if (!childNode.getCorrespondingModelElements().isEmpty()) {
                pushSubItem(childNode);
            }
            visitTree(childNode);
            if (!childNode.getCorrespondingModelElements().isEmpty()) {
                popSubItem();
            }
        }
    }

}