private NodeSetMerge getNodeSetMerge() {
        if (projectConfig.hasProperty(PROJECT_RESOURCES_MERGE_NODE_ATTRIBUTES) && "false".equals(
                projectConfig.getProperty
                        (PROJECT_RESOURCES_MERGE_NODE_ATTRIBUTES))) {
            return new AdditiveListNodeSet();
        }
        return new MergedAttributesNodeSet();
    }
private NodeSetMerge getNodeSetMerge ( ) { if ( projectConfig . hasProperty ( PROJECT_RESOURCES_MERGE_NODE_ATTRIBUTES ) && "false" . equals ( projectConfig . getProperty ( PROJECT_RESOURCES_MERGE_NODE_ATTRIBUTES ) ) ) { return new AdditiveListNodeSet ( ) ; } return new MergedAttributesNodeSet ( ) ; }
Create a {@link NodeSetMerge} based on project configuration, it defaults to merge all node attributes unless "project.resources.mergeNodeAttributes" is false

@return a NodeSetMerge