| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| // Functions defined here will go into global cache and will not be removed from there |
| // unless there is a reset of the ScriptEngine. |
| def addItUp(x, y) { x + y } |
| |
| // an init script that returns a Map allows explicit setting of global bindings. |
| def globals = [:] |
| |
| // defines a sample LifeCycleHook that prints some output to the Gremlin Server console. |
| // note that the name of the key in the "global" map is unimportant. |
| globals << [hook : [ |
| onStartUp: { ctx -> |
| ctx.logger.info("Loading graph data from data/sample.kryo.") |
| |
| // An example of an initialization script that can be configured to run in Gremlin Server. |
| graph.io(GryoIo.build()).readGraph('data/sample.kryo') |
| } |
| ] as LifeCycleHook] |
| |
| // define the default TraversalSource to bind queries to - this one will be named "g". |
| // ReferenceElementStrategy converts all graph elements (vertices/edges/vertex properties) |
| // to "references" (i.e. just id and label without properties). this strategy was added |
| // in 3.4.0 to make all Gremlin Server results consistent across all protocols and |
| // serialization formats aligning it with TinkerPop recommended practices for writing |
| // Gremlin. |
| globals << [g : graph.traversal().withStrategies(ReferenceElementStrategy.instance())] |
