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Java: Make sure that IterableTypes has a unique iterator.

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This commit is contained in:
Michael Nebel
2022-11-10 14:06:18 +01:00
parent 2f12ccc803
commit 8041542f92
1 changed files with 9 additions and 9 deletions
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18
java/ql/src/utils/modelgenerator/internal/CaptureTypeBasedSummaryModels.qll
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@@ -12,15 +12,15 @@ private class IterableClass extends Class {
private Type elementType;
IterableClass() {
exists(Method m, RefType return, GenericType t, Type et, int position |
m.getDeclaringType() = t
|
return = m.getReturnType() and
return.getSourceDeclaration().hasQualifiedName("java.util", "Iterator") and
et = return.(ParameterizedType).getTypeArgument(0) and
t.getTypeParameter(position) = et and
instantiates(this, t, position, elementType)
)
elementType =
unique(Type et |
exists(Method m, RefType return, GenericType t, int position | m.getDeclaringType() = t |
return = m.getReturnType() and
return.getSourceDeclaration().hasQualifiedName("java.util", "Iterator") and
t.getTypeParameter(position) = return.(ParameterizedType).getTypeArgument(0) and
instantiates(this, t, position, et)
)
)
}
/**