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Adds benchmark for creating parse trees #97

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Merged
keith-turner merged 1 commit into from
Jan 7, 2026
Merged

Adds benchmark for creating parse trees #97

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19 changes: 15 additions & 4 deletions core/src/test/java/org/apache/accumulo/access/tests/AccessExpressionBenchmark.java
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Original file line number Diff line number Diff line change
Expand Up @@ -31,6 +31,7 @@
import org.apache.accumulo.access.AccessEvaluator;
import org.apache.accumulo.access.AccessExpression;
import org.apache.accumulo.access.Authorizations;
import org.apache.accumulo.access.ParsedAccessExpression;
import org.apache.accumulo.core.security.ColumnVisibility;
import org.apache.accumulo.core.security.VisibilityEvaluator;
import org.apache.accumulo.core.security.VisibilityParseException;
Expand Down Expand Up @@ -163,7 +164,7 @@ List<VisibilityEvaluatorTests> getVisibilityEvaluatorTests() {
}

/**
* Measures the time it takes to parse an expression stored in byte[] and produce a parse tree.
* Measures the time it takes to parse an expression stored in byte[] and validate it.
*/
@Benchmark
public void measureBytesValidation(BenchmarkState state, Blackhole blackhole) {
Expand All @@ -173,7 +174,7 @@ public void measureBytesValidation(BenchmarkState state, Blackhole blackhole) {
}

/**
* Measures the time it takes to parse an expression stored in a String and produce a parse tree.
* Measures the time it takes to parse an expression stored in a String and validate it.
*/
@Benchmark
public void measureStringValidation(BenchmarkState state, Blackhole blackhole) {
Expand All @@ -183,8 +184,18 @@ public void measureStringValidation(BenchmarkState state, Blackhole blackhole) {
}

/**
* Measures the time it takes to parse and evaluate an expression. This has to create the parse
* tree an operate on it.
* Measures the time it takes to parse an expression stored in a String and produce a parse tree.
*
*/
@Benchmark
public void measureCreateParseTree(BenchmarkState state, Blackhole blackhole) {
for (String accessExpression : state.getStringExpressions()) {
blackhole.consume(ParsedAccessExpression.parse(accessExpression));
}
}

/**
* Measures the time it takes to evaluate an expression.
*/
@Benchmark
public void measureParseAndEvaluation(BenchmarkState state, Blackhole blackhole) {
Expand Down