| // Copyright (C) 2021 The Android Open Source Project |
| // |
| // 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 com.google.gerrit.server.project; |
| |
| import com.google.gerrit.entities.SubmitRequirement; |
| import com.google.gerrit.entities.SubmitRequirementResult; |
| import java.util.HashMap; |
| import java.util.Map; |
| import java.util.stream.Collectors; |
| |
| /** |
| * A utility class for different operations related to {@link |
| * com.google.gerrit.entities.SubmitRequirement}s. |
| */ |
| public class SubmitRequirementsUtil { |
| |
| private SubmitRequirementsUtil() {} |
| |
| /** |
| * Merge legacy and non-legacy submit requirement results. If both input maps have submit |
| * requirements with the same name and fulfillment status (according to {@link |
| * SubmitRequirementResult#fulfilled()}), we eliminate the entry from the {@code |
| * legacyRequirements} input map and only include the one from the {@code |
| * projectConfigRequirements} in the result. |
| * |
| * @param projectConfigRequirements map of {@link SubmitRequirement} to {@link |
| * SubmitRequirementResult} containing results for submit requirements stored in the |
| * project.config. |
| * @param legacyRequirements map of {@link SubmitRequirement} to {@link SubmitRequirementResult} |
| * containing the results of converting legacy submit records to submit requirements. |
| * @return a map that is the result of merging both input maps, while eliminating requirements |
| * with the same name and status. |
| */ |
| public static Map<SubmitRequirement, SubmitRequirementResult> mergeLegacyAndNonLegacyRequirements( |
| Map<SubmitRequirement, SubmitRequirementResult> projectConfigRequirements, |
| Map<SubmitRequirement, SubmitRequirementResult> legacyRequirements) { |
| Map<SubmitRequirement, SubmitRequirementResult> result = new HashMap<>(); |
| result.putAll(projectConfigRequirements); |
| Map<String, SubmitRequirementResult> requirementsByName = |
| projectConfigRequirements.entrySet().stream() |
| .collect(Collectors.toMap(sr -> sr.getKey().name().toLowerCase(), sr -> sr.getValue())); |
| for (Map.Entry<SubmitRequirement, SubmitRequirementResult> legacy : |
| legacyRequirements.entrySet()) { |
| String name = legacy.getKey().name().toLowerCase(); |
| SubmitRequirementResult projectConfigResult = requirementsByName.get(name); |
| SubmitRequirementResult legacyResult = legacy.getValue(); |
| if (projectConfigResult != null && matchByStatus(projectConfigResult, legacyResult)) { |
| continue; |
| } |
| result.put(legacy.getKey(), legacy.getValue()); |
| } |
| return result; |
| } |
| |
| /** Returns true if both input results are equal in allowing/disallowing change submission. */ |
| private static boolean matchByStatus(SubmitRequirementResult r1, SubmitRequirementResult r2) { |
| return r1.fulfilled() == r2.fulfilled(); |
| } |
| } |