public Builder addNodeInfo(final NodeInfo nodeInfo) {
            if (nodeInfo != null) {
                if (this.nodeInfoList == null) {
                    this.nodeInfoList = new ArrayList<>();
                }
                this.nodeInfoList.add(nodeInfo);
            }
            return this;
        }
Add multiple tags to the builder
stroom-core-shared/src/main/java/stroom/explorer/shared/ExplorerNode.java