TbVersionUtil.java

package com.sap.furcas.runtime.textblocks.modifcation;

import static com.sap.furcas.runtime.textblocks.TbNavigationUtil.getSubNodesSize;

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

public class TbVersionUtil {

    public static void setVersion(DocumentNode node, Version version) {
        node.setVersion(version);
    }

    @SuppressWarnings("unchecked")
    public static <Type extends DocumentNode> Type getOtherVersion(Type documentNode, Version version) {
        if (documentNode.getVersion() == version) {
            return documentNode;
        } else {
            for (DocumentNode otherVersion : documentNode.getOtherVersions()) {
                if (otherVersion.getVersion() == version) {
                    return (Type) otherVersion;
                }
            }
            return null;
        }
    }

    public static boolean hasChildChanges(TextBlock node, Version version) {
        TextBlock otherVersion = getOtherVersion(node, version);
        return otherVersion != null && (getSubNodesSize(node) != getSubNodesSize(otherVersion));
    }
}