Examples with Blackhole org.openjdk.jmh.infra.Blackhole used on opensource projects

Example 6 with Blackhole

use of org.openjdk.jmh.infra.Blackhole in project druid by druid-io.

the class ExpressionSelectorBenchmark method strlenUsingExpressionAsString.

@Benchmark
public void strlenUsingExpressionAsString(Blackhole blackhole) {
    final Sequence<Cursor> cursors = new QueryableIndexStorageAdapter(index).makeCursors(null, index.getDataInterval(), VirtualColumns.create(ImmutableList.of(new ExpressionVirtualColumn("v", "strlen(s)", ColumnType.STRING, TestExprMacroTable.INSTANCE))), Granularities.ALL, false, null);
    final List<?> results = cursors.map(cursor -> {
        final DimensionSelector selector = cursor.getColumnSelectorFactory().makeDimensionSelector(new DefaultDimensionSpec("v", "v", ColumnType.STRING));
        consumeDimension(cursor, selector, blackhole);
        return null;
    }).toList();
    blackhole.consume(results);
}

Example 7 with Blackhole

use of org.openjdk.jmh.infra.Blackhole in project druid by druid-io.

the class ExpressionSelectorBenchmark method timeFormatUsingExpression.

@Benchmark
public void timeFormatUsingExpression(Blackhole blackhole) {
    final Sequence<Cursor> cursors = new QueryableIndexStorageAdapter(index).makeCursors(null, index.getDataInterval(), VirtualColumns.create(ImmutableList.of(new ExpressionVirtualColumn("v", "timestamp_format(__time, 'yyyy-MM-dd')", ColumnType.STRING, TestExprMacroTable.INSTANCE))), Granularities.ALL, false, null);
    final List<?> results = cursors.map(cursor -> {
        final DimensionSelector selector = cursor.getColumnSelectorFactory().makeDimensionSelector(DefaultDimensionSpec.of("v"));
        consumeDimension(cursor, selector, blackhole);
        return null;
    }).toList();
    blackhole.consume(results);
}

Example 8 with Blackhole

use of org.openjdk.jmh.infra.Blackhole in project druid by druid-io.

the class ExpressionSelectorBenchmark method timeFormatUsingExtractionFn.

@Benchmark
public void timeFormatUsingExtractionFn(Blackhole blackhole) {
    final Sequence<Cursor> cursors = new QueryableIndexStorageAdapter(index).makeCursors(null, index.getDataInterval(), VirtualColumns.EMPTY, Granularities.ALL, false, null);
    final List<?> results = cursors.map(cursor -> {
        final DimensionSelector selector = cursor.getColumnSelectorFactory().makeDimensionSelector(new ExtractionDimensionSpec(ColumnHolder.TIME_COLUMN_NAME, "v", new TimeFormatExtractionFn("yyyy-MM-dd", null, null, null, false)));
        consumeDimension(cursor, selector, blackhole);
        return null;
    }).toList();
    blackhole.consume(results);
}

Example 9 with Blackhole

use of org.openjdk.jmh.infra.Blackhole in project druid by druid-io.

the class ExpressionFilterBenchmark method nativeFilter.

@Benchmark
public void nativeFilter(Blackhole blackhole) {
    final Sequence<Cursor> cursors = new QueryableIndexStorageAdapter(index).makeCursors(nativeFilter.toFilter(), index.getDataInterval(), VirtualColumns.EMPTY, Granularities.ALL, false, null);
    final List<?> results = cursors.map(cursor -> {
        final ColumnValueSelector selector = cursor.getColumnSelectorFactory().makeColumnValueSelector("x");
        consumeString(cursor, selector, blackhole);
        return null;
    }).toList();
    blackhole.consume(results);
}

Example 10 with Blackhole

use of org.openjdk.jmh.infra.Blackhole in project druid by druid-io.

the class ExpressionFilterBenchmark method expressionFilter.

@Benchmark
public void expressionFilter(Blackhole blackhole) {
    final Sequence<Cursor> cursors = new QueryableIndexStorageAdapter(index).makeCursors(expressionFilter.toFilter(), index.getDataInterval(), VirtualColumns.EMPTY, Granularities.ALL, false, null);
    final List<?> results = cursors.map(cursor -> {
        final ColumnValueSelector selector = cursor.getColumnSelectorFactory().makeColumnValueSelector("x");
        consumeString(cursor, selector, blackhole);
        return null;
    }).toList();
    blackhole.consume(results);
}