Java: Fix perf issue.

aschackmull · aschackmull · commit 4a9545479ca8 · 2025-06-16T14:07:21.000+02:00
diff --git a/java/ql/lib/semmle/code/java/dataflow/FlowSteps.qll b/java/ql/lib/semmle/code/java/dataflow/FlowSteps.qll
@@ -160,7 +160,7 @@ private class NumberTaintPreservingCallable extends TaintPreservingCallable {
   int argument;
 
   NumberTaintPreservingCallable() {
-    this.getDeclaringType().getAnAncestor().hasQualifiedName("java.lang", "Number") and
+    this.getDeclaringType().getASourceSupertype*().hasQualifiedName("java.lang", "Number") and
     (
       this instanceof Constructor and
       argument = 0

Original file line number	Diff line number	Diff line change
`@@ -160,7 +160,7 @@ private class NumberTaintPreservingCallable extends TaintPreservingCallable {`
`160`	`160`	`int argument;`
`161`	`161`
`162`	`162`	`NumberTaintPreservingCallable() {`
`163`		`- this.getDeclaringType().getAnAncestor().hasQualifiedName("java.lang", "Number") and`
	`163`	`+ this.getDeclaringType().getASourceSupertype*().hasQualifiedName("java.lang", "Number") and`
`164`	`164`	`(`
`165`	`165`	`this instanceof Constructor and`
`166`	`166`	`argument = 0`