| // Copyright (C) 2022 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.googlesource.gerrit.plugins.gitrepometrics.collectors; |
| |
| import com.google.common.collect.ImmutableList; |
| import com.google.common.flogger.FluentLogger; |
| import java.io.IOException; |
| import java.util.HashMap; |
| import org.eclipse.jgit.internal.storage.file.FileRepository; |
| import org.eclipse.jgit.internal.storage.file.GC; |
| |
| public class GitStatsMetricsCollector implements MetricsCollector { |
| private static final FluentLogger logger = FluentLogger.forEnclosingClass(); |
| |
| public static final GitRepoMetric numberOfPackedObjects = |
| new GitRepoMetric("numberOfPackedObjects", "Number of packed objects", "Count"); |
| public static final GitRepoMetric numberOfPackFiles = |
| new GitRepoMetric("numberOfPackFiles", "Number of pack files", "Count"); |
| public static final GitRepoMetric numberOfLooseObjects = |
| new GitRepoMetric("numberOfLooseObjects", "Number of loose objects", "Count"); |
| public static final GitRepoMetric numberOfLooseRefs = |
| new GitRepoMetric("numberOfLooseRefs", "Number of loose refs", "Count"); |
| public static final GitRepoMetric numberOfPackedRefs = |
| new GitRepoMetric("numberOfPackedRefs", "Number of packed refs", "Count"); |
| public static final GitRepoMetric sizeOfLooseObjects = |
| new GitRepoMetric("sizeOfLooseObjects", "Size of loose objects", "Count"); |
| public static final GitRepoMetric sizeOfPackedObjects = |
| new GitRepoMetric("sizeOfPackedObjects", "Size of packed objects", "Count"); |
| public static final GitRepoMetric numberOfBitmaps = |
| new GitRepoMetric("numberOfBitmaps", "Number of bitmaps", "Count"); |
| |
| private static final ImmutableList<GitRepoMetric> availableMetrics = |
| ImmutableList.of( |
| numberOfPackedObjects, |
| numberOfPackFiles, |
| numberOfLooseObjects, |
| numberOfLooseRefs, |
| numberOfPackedRefs, |
| sizeOfLooseObjects, |
| sizeOfPackedObjects, |
| numberOfBitmaps); |
| |
| @Override |
| public HashMap<GitRepoMetric, Long> collect(FileRepository repository, String projectName) { |
| HashMap<GitRepoMetric, Long> metrics = new HashMap<>(availableMetrics().size()); |
| try { |
| GC.RepoStatistics statistics = new GC(repository).getStatistics(); |
| metrics.put(numberOfPackedObjects, statistics.numberOfPackedObjects); |
| metrics.put(numberOfPackFiles, statistics.numberOfPackFiles); |
| metrics.put(numberOfLooseObjects, statistics.numberOfLooseObjects); |
| metrics.put(numberOfLooseRefs, statistics.numberOfLooseRefs); |
| metrics.put(numberOfPackedRefs, statistics.numberOfPackedRefs); |
| metrics.put(sizeOfLooseObjects, statistics.sizeOfLooseObjects); |
| metrics.put(sizeOfPackedObjects, statistics.sizeOfPackedObjects); |
| metrics.put(numberOfBitmaps, statistics.numberOfBitmaps); |
| logger.atInfo().log("New Git Statistics metrics collected: %s", statistics.toString()); |
| } catch (IOException e) { |
| logger.atSevere().log("Something went wrong: %s", e.getMessage()); |
| } |
| return metrics; |
| } |
| |
| @Override |
| public ImmutableList<GitRepoMetric> availableMetrics() { |
| return availableMetrics; |
| } |
| |
| @Override |
| public String getMetricsCollectorName() { |
| return "git-statistics"; |
| } |
| } |