C# (CSharp) DbUtil.CreateOngoingChunk Examples

Example #1

File: when_truncating_right_at_the_end_of_multichunk.cs Project: dhanzhang/EventStore

        public override void TestFixtureSetUp()
        {
            base.TestFixtureSetUp();

            _config = new TFChunkDbConfig(PathName,
                                          new VersionedPatternFileNamingStrategy(PathName, "chunk-"),
                                          1000,
                                          0,
                                          new InMemoryCheckpoint(13500),
                                          new InMemoryCheckpoint(5500),
                                          new InMemoryCheckpoint(5500),
                                          new InMemoryCheckpoint(11000));

            DbUtil.CreateMultiChunk(_config, 0, 2, GetFilePathFor("chunk-000000.000001"));
            DbUtil.CreateMultiChunk(_config, 0, 2, GetFilePathFor("chunk-000000.000002"));
            DbUtil.CreateMultiChunk(_config, 3, 10, GetFilePathFor("chunk-000003.000001"));
            DbUtil.CreateMultiChunk(_config, 3, 10, GetFilePathFor("chunk-000003.000002"));
            DbUtil.CreateMultiChunk(_config, 7, 8, GetFilePathFor("chunk-000007.000001"));
            DbUtil.CreateMultiChunk(_config, 11, 12, GetFilePathFor("chunk-000011.000001"));
            DbUtil.CreateOngoingChunk(_config, 13, GetFilePathFor("chunk-000013.000000"));

            var truncator = new TFChunkDbTruncator(_config);

            truncator.TruncateDb(_config.TruncateCheckpoint.ReadNonFlushed());
        }

Example #2

File: when_truncating_into_the_middle_of_ongoing_chunk.cs Project: zabrowarnyrafal/EventStore

        public override void TestFixtureSetUp()
        {
            base.TestFixtureSetUp();

            _config = new TFChunkDbConfig(PathName,
                                          new VersionedPatternFileNamingStrategy(PathName, "chunk-"),
                                          1000,
                                          0,
                                          new InMemoryCheckpoint(1711),
                                          new InMemoryCheckpoint(5500),
                                          new InMemoryCheckpoint(5500),
                                          new InMemoryCheckpoint(1111));

            var rnd = new Random();

            _file1Contents = new byte[_config.ChunkSize];
            _file2Contents = new byte[_config.ChunkSize];
            rnd.NextBytes(_file1Contents);
            rnd.NextBytes(_file2Contents);

            DbUtil.CreateSingleChunk(_config, 0, GetFilePathFor("chunk-000000.000001"), contents: _file1Contents);
            DbUtil.CreateOngoingChunk(_config, 1, GetFilePathFor("chunk-000001.000002"), contents: _file2Contents);

            var truncator = new TFChunkDbTruncator(_config);

            truncator.TruncateDb(_config.TruncateCheckpoint.ReadNonFlushed());
        }

Example #3

        public override async Task TestFixtureSetUp()
        {
            await base.TestFixtureSetUp();

            // writer checkpoint = 5500, truncate to 0, max truncation = 1000
            _config = TFChunkHelper.CreateDbConfig(PathName, 5500, 5500, 5500, 0, 1000, maxTruncation: 1000);

            DbUtil.CreateMultiChunk(_config, 0, 2, GetFilePathFor("chunk-000000.000001"));
            DbUtil.CreateMultiChunk(_config, 0, 2, GetFilePathFor("chunk-000000.000002"));
            DbUtil.CreateMultiChunk(_config, 3, 10, GetFilePathFor("chunk-000003.000001"));
            DbUtil.CreateMultiChunk(_config, 3, 10, GetFilePathFor("chunk-000003.000002"));
            DbUtil.CreateMultiChunk(_config, 7, 8, GetFilePathFor("chunk-000007.000001"));
            DbUtil.CreateOngoingChunk(_config, 11, GetFilePathFor("chunk-000011.000000"));
        }

Example #4

        public override void TestFixtureSetUp()
        {
            base.TestFixtureSetUp();

            _config = TFChunkHelper.CreateDbConfig(PathName, 11111, 5500, 5500, 5757, 1000);

            DbUtil.CreateMultiChunk(_config, 0, 2, GetFilePathFor("chunk-000000.000001"));
            DbUtil.CreateMultiChunk(_config, 0, 2, GetFilePathFor("chunk-000000.000002"));
            DbUtil.CreateMultiChunk(_config, 3, 10, GetFilePathFor("chunk-000003.000001"));
            DbUtil.CreateMultiChunk(_config, 3, 10, GetFilePathFor("chunk-000003.000002"));
            DbUtil.CreateMultiChunk(_config, 7, 8, GetFilePathFor("chunk-000007.000001"));
            DbUtil.CreateOngoingChunk(_config, 11, GetFilePathFor("chunk-000011.000000"));

            var truncator = new TFChunkDbTruncator(_config);

            truncator.TruncateDb(_config.TruncateCheckpoint.ReadNonFlushed());
        }

Example #5

File: when_truncating_right_at_the_end_of_multichunk.cs Project: arthis/EventStore-1

        public override async Task TestFixtureSetUp()
        {
            await base.TestFixtureSetUp();

            _config = TFChunkHelper.CreateDbConfigEx(PathName, 13500, 5500, 5500, -1, 11000, 1000, -1);

            DbUtil.CreateMultiChunk(_config, 0, 2, GetFilePathFor("chunk-000000.000001"));
            DbUtil.CreateMultiChunk(_config, 0, 2, GetFilePathFor("chunk-000000.000002"));
            DbUtil.CreateMultiChunk(_config, 3, 10, GetFilePathFor("chunk-000003.000001"));
            DbUtil.CreateMultiChunk(_config, 3, 10, GetFilePathFor("chunk-000003.000002"));
            DbUtil.CreateMultiChunk(_config, 7, 8, GetFilePathFor("chunk-000007.000001"));
            DbUtil.CreateMultiChunk(_config, 11, 12, GetFilePathFor("chunk-000011.000001"));
            DbUtil.CreateOngoingChunk(_config, 13, GetFilePathFor("chunk-000013.000000"));

            var truncator = new TFChunkDbTruncator(_config);

            truncator.TruncateDb(_config.TruncateCheckpoint.ReadNonFlushed());
        }

Example #6

File: when_truncating_into_the_middle_of_ongoing_chunk.cs Project: arthis/EventStore-1

        public override async Task TestFixtureSetUp()
        {
            await base.TestFixtureSetUp();

            _config = TFChunkHelper.CreateDbConfigEx(PathName, 1711, 5500, 5500, -1, 1111, 1000, -1);

            var rnd = new Random();

            _file1Contents = new byte[_config.ChunkSize];
            _file2Contents = new byte[_config.ChunkSize];
            rnd.NextBytes(_file1Contents);
            rnd.NextBytes(_file2Contents);

            DbUtil.CreateSingleChunk(_config, 0, GetFilePathFor("chunk-000000.000001"), contents: _file1Contents);
            DbUtil.CreateOngoingChunk(_config, 1, GetFilePathFor("chunk-000001.000002"), contents: _file2Contents);

            var truncator = new TFChunkDbTruncator(_config);

            truncator.TruncateDb(_config.TruncateCheckpoint.ReadNonFlushed());
        }