String Analysis #1
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errt
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Apr 12, 2021
...NG_OPAL/validate/src/test/java/org/opalj/fpcf/fixtures/string_analysis/LocalTestMethods.java
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DEVELOPING_OPAL/tools/src/main/scala/org/opalj/support/info/StringAnalysisReflectiveCalls.scala
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...alj/tac/fpcf/analyses/string_analysis/interpretation/interprocedural/ArrayLoadPreparer.scala
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OPAL/tac/src/main/scala/org/opalj/tac/fpcf/analyses/string_analysis/preprocessing/Path.scala
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OPAL/br/src/main/scala/org/opalj/br/fpcf/properties/string_definition/StringTree.scala
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...c/main/scala/org/opalj/tac/fpcf/analyses/string_analysis/InterproceduralStringAnalysis.scala
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...c/main/scala/org/opalj/tac/fpcf/analyses/string_analysis/InterproceduralStringAnalysis.scala
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...scala/org/opalj/tac/fpcf/analyses/string_analysis/interpretation/InterpretationHandler.scala
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...ring_analysis/interpretation/interprocedural/VirtualFunctionCallPreparationInterpreter.scala
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johannesduesing
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Former-commit-id: 614a9d487563eced85c8c307f4e569848382a417
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errt
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Feb 3, 2023
...main/scala/org/opalj/tac/fpcf/analyses/string_analysis/InterproceduralComputationState.scala
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… into feature/StringAnalysis
Fixes unknown char value test
errt
commented
Sep 19, 2024
| */ | ||
| package object string { | ||
|
|
||
| type HighSoundness = Boolean |
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Still not sure what the benefit of having this even as a type alias is. Why not just use boolean (note that, at least in the past, Scala tended to introduce lots of unnecessary boxing when using type aliases of primitive types).
| @@ -43,8 +48,10 @@ object StringConstancyLevel { | |||
| Dynamic | |||
| } else if (level1 == PartiallyConstant || level2 == PartiallyConstant) { | |||
| PartiallyConstant | |||
| } else { | |||
| } else if (level1 == Constant || level2 == Constant) { | |||
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Shouldn't this method be called meet?
| @@ -65,7 +72,9 @@ object StringConstancyLevel { | |||
| level1: StringConstancyLevel, | |||
| level2: StringConstancyLevel | |||
| ): StringConstancyLevel = { | |||
| if (level1 == PartiallyConstant || level2 == PartiallyConstant) { | |||
| if (level1 == Invalid || level2 == Invalid) { | |||
| PartiallyConstant | |||
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Looks wrong. If both are Invalid, shouldn't the result be Invalid as well?
| * Checks whether the given type is supported by the field read analysis, i.e. if it may contain values desirable | ||
| * AND resolvable by the string analysis as a whole. | ||
| */ | ||
| private def isSupportedType(fieldType: FieldType): Boolean = fieldType.isBaseType || fieldType == ObjectType.String |
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I think this can even use eq instead of ==
| /** | ||
| * @author Maximilian Rüsch | ||
| */ | ||
| trait UniversalStringConfig { |
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Maybe rename to sth. like StringAnalysisConfig?
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Implementation of the string analysis (the interprocedural as well as the intraprocedural variant).
Original PR by PatrickN.