| /** |
| * 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.curator.framework.api.transaction; |
| |
| import com.google.common.base.Predicate; |
| import org.apache.zookeeper.data.Stat; |
| |
| /** |
| * Holds the result of one transactional operation |
| */ |
| public class CuratorTransactionResult |
| { |
| private final OperationType type; |
| private final String forPath; |
| private final String resultPath; |
| private final Stat resultStat; |
| |
| /** |
| * Utility that can be passed to Google Guava to find a particular result. E.g. |
| * <pre> |
| * Iterables.find(results, CuratorTransactionResult.ofTypeAndPath(OperationType.CREATE, path)) |
| * </pre> |
| * |
| * @param type operation type |
| * @param forPath path |
| * @return predicate |
| */ |
| public static Predicate<CuratorTransactionResult> ofTypeAndPath(final OperationType type, final String forPath) |
| { |
| return new Predicate<CuratorTransactionResult>() |
| { |
| @Override |
| public boolean apply(CuratorTransactionResult result) |
| { |
| return (result.getType() == type) && result.getForPath().equals(forPath); |
| } |
| }; |
| } |
| |
| public CuratorTransactionResult(OperationType type, String forPath, String resultPath, Stat resultStat) |
| { |
| this.forPath = forPath; |
| this.resultPath = resultPath; |
| this.resultStat = resultStat; |
| this.type = type; |
| } |
| |
| /** |
| * Returns the operation type |
| * |
| * @return operation type |
| */ |
| public OperationType getType() |
| { |
| return type; |
| } |
| |
| /** |
| * Returns the path that was passed to the operation when added |
| * |
| * @return operation input path |
| */ |
| public String getForPath() |
| { |
| return forPath; |
| } |
| |
| /** |
| * Returns the operation generated path or <code>null</code>. i.e. {@link CuratorTransaction#create()} |
| * using an EPHEMERAL mode generates the created path plus its sequence number. |
| * |
| * @return generated path or null |
| */ |
| public String getResultPath() |
| { |
| return resultPath; |
| } |
| |
| /** |
| * Returns the operation generated stat or <code>null</code>. i.e. {@link CuratorTransaction#setData()} |
| * generates a stat object. |
| * |
| * @return generated stat or null |
| */ |
| public Stat getResultStat() |
| { |
| return resultStat; |
| } |
| } |