| /* |
| * 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. |
| */ |
| |
| package org.apache.tinkerpop.gremlin.util.function; |
| |
| import org.apache.tinkerpop.gremlin.process.traversal.Step; |
| import org.apache.tinkerpop.gremlin.process.traversal.step.branch.RepeatStep; |
| import org.apache.tinkerpop.gremlin.process.traversal.step.util.ComputerAwareStep; |
| import org.apache.tinkerpop.gremlin.process.traversal.util.MutableMetrics; |
| |
| import java.io.Serializable; |
| import java.util.function.Supplier; |
| |
| /** |
| * @author Marko A. Rodriguez (http://markorodriguez.com) |
| */ |
| public final class MutableMetricsSupplier implements Supplier<MutableMetrics>, Serializable { |
| |
| private final String stepId; |
| private final String stepString; |
| |
| public MutableMetricsSupplier(final Step<?, ?> previousStep) { |
| this.stepId = previousStep.getId(); |
| this.stepString = |
| previousStep instanceof RepeatStep.RepeatEndStep || previousStep instanceof ComputerAwareStep.EndStep ? |
| previousStep.toString() + " (profiling ignored)" : |
| previousStep.toString(); |
| } |
| |
| @Override |
| public MutableMetrics get() { |
| return new MutableMetrics(this.stepId, this.stepString); |
| } |
| } |