// Copyright 2017 JanusGraph Authors // // Licensed 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.janusgraph.util.system; import org.janusgraph.core.JanusGraphTransaction; import org.slf4j.Logger; import org.slf4j.LoggerFactory; /** * This class may become obsolete in the future, at which point it will * be deprecated or removed. This follows from the assumption that * try-with-resources and transactions implement AutoCloseable. */ public class TXUtils { private static final Logger log = LoggerFactory.getLogger(TXUtils.class); public static void rollbackQuietly(JanusGraphTransaction tx) { if (null == tx) return; try { tx.rollback(); } catch (Throwable t) { log.warn("Unable to rollback transaction", t); } } }