8.0.5

Version 8.0.5

Improved

• Upgrade log4j2 dependency to v2.17.1 in response to CVE-2021-44832.
• Add support for reading and writing Kotlin 1.6 metadata (update kotlinx.metadata dependency to version 0.3).
• Add support to MemberDescriptorReferencedClassVisitor for visiting referenced Kotlin inline class parameters. (T13653)

Bug fixes

• Fix CallResolver erroneously creating call edges to unimplemented interface methods.
• Make the DominatorCalculator skip methods with an empty CodeAttribute.
• Prevent updating Kotlin function names with mangled JVM method names in ClassReferenceFixer. (PGD-208)
• Initialize Kotlin default implementation classes of annotation classes correctly in ClassReferenceInitializer.
• Correctly initialize Java Record component attributes in ClassReferenceInitializer. (PGC-28, PGD-194)

API changes

• KotlinInterfaceToDefaultImplsClassVisitor replaced by KotlinClassToDefaultImplsClassVisitor.
• Deprecate Kotlin class metadata flag IS_INLINE and replaced with IS_VALUE (T4771).
• Convert to/from Kotlin unsigned integers in Kotlin annotation unsigned type arguments. (T5405)
• Initialize array dimension in Kotlin annotation ClassValue type arguments. (T5406)
• Add support for Kotlin inline class underlying type to Kotlin metadata model. (T4774)

8.0.4

Version 8.0.4

Improved

• Upgrade log4j2 dependency to v2.17 in response to CVE-2021-45105.

API Improvements

• Add KotlinMetadataVersionFilter to filter classes based on the version of the attached metadata. (T5017)

8.0.3

Improved

• Upgrade log4j2 dependency in response to CVE-2021-45046.

ProGuardCORE 8.0.2

Improved

• Upgrade log4j2 dependency in response to CVE-2021-44228.

API Improvements

• Add call resolving and graph traversal features to enable interprocedural control flow analyses.

Bug fixes

• Fix potential StringIndexOutOfBoundsException while trimming attribute value spaces in SignedJarWriter. (T7004)
• Fix referencedClass of Values generated by the ExecutingInvocationUnit. (T6031)
• Fix potential StackOverflowError when using an AttributeVisitor to visit runtime invisible type annotations. (PGD-182)
• Fix potential StringIndexOutOfBoundsException in KotlinCallableReferenceInitializer. (T5927)
• Fix potential NullPointerException in KotlinInterClassPropertyReferenceInitializer. (T6138)
• Fix wrong offset for complementary branch instruction when widening branch instructions in InstructionWriter. (T5721)
• Fix potential ClassFormatError due to adding multiple annotation attributes when processing Kotlin code.
• Fix potential NullPointerException due to missing classes in ClassReferenceInitializer.
• Prevent making package-private final methods that are shadowed protected. (T7056)

8.0.1

Version 8.0.1

API Improvements

• Add LibraryClassBuilder and LibraryClassEditor classes to create and edit a LibraryClass. (T5790)
• Add additional constructors to LibraryClass.

Bug fixes

• Fix potential NullPointerException when initializing Kotlin callable references. (T5899)
• Prevent requiring --enable-preview on a JVM for Java 16 class files (write class file version 60.0 instead of 60.65535).
• Fix potential NullPointerException when visiting referenced methods of Kotlin functions.

8.0.0

Version 8.0.0

Java support

• Update maximum supported Java class version to 61.0 (Java 17). (PGD-132)

Kotlin support

• Add support for processing Kotlin 1.5 metadata. (T5036)
• Update kotlinx metadata dependency to version 0.2. (T4651)

API Improvements

• Add WarningLogger class to allow using a custom Log4j2 logger. (T5561)
• Add Kotlin metadata model classes and visitors for Kotlin annotations. (T2698)
• Add Kotlin metadata model enum for KmVariance. (T4842)
• Add Kotlin metadata model enum for KmVersionRequirement(Kind|Level). (T4843)
• Add Kotlin metadata model enum for KmEffect(Type|InvocationKind). (T4844)
• Add Kotlin metadata flag IS_FUN for functional interfaces. (T4659)
• Add Kotlin metadata flag HAS_NON_STABLE_PARAMETER_NAMES for Kotlin callables. (T4658)
• Add error handler callback to KotlinMetadataInitializer.
• Add error handler callback to KotlinMetadataWriter.
• Add error handler callback to KotlinModuleReader.
• Add error handler callback to KotlinModuleWriter. Add Kotlin metadata flag IS_SECONDARY for constructors. (T4657)
• Implement ClassVisitor in KotlinMetadataInitializer to allow easier initialization of Kotlin metadata.
• Implement ClassVisitor in KotlinMetadataWriter to allow easier writing of Kotlin metadata.

API changes

• KotlinTypeParameterVistor#visitClassParameter(Clazz, KotlinMetadata, KotlinTypeParameterMetadata) now has the correct signature: KotlinTypeParameterVistor#visitClassParameter(Clazz, KotlinClassKindMetadata, KotlinTypeParameterMetadata).
• Rename AllKotlinPropertiesVisitor to AllPropertyVisitor.
• Rename AllConstructorsVisitor to AllConstructorVisitor.
• Rename AllFunctionsVisitor to AllFunctionVisitor.
• Remove `KotlinValueParameterVisitor.onNewFunctionStart()' method.
• Deprecate Kotlin metadata flag IS_PRIMARY for constructors. (T4657)

7.1.1

Version 7.1.1

API improvements

• Add KotlinTypeParameterFilter to allow filtering easily when visiting type parameters.
• Add KotlinValueParameterFilter to allow filtering easily when visiting value parameters.

Bug fixes

• Fix AllTypeParameterVisitor so that it visits type parameters defined in any kind of declaration container.
• Fix AllTypeParameterVisitor so that it visits type parameters of type aliases.
• Fix potential NullPointerException when initializing a Kotlin default implementation class that does not contain an initialized jvmSignature. (T5442)
• Add missing equals method to ParticularReferenceValue.
• Fix incorrect handling of InterruptedException in ParallelAllClassVisitor.
• Fix potential ZipOutput alignment issue when writing large uncompressed zip entries.
• Fix potential ZipOutput synchronization issue when writing uncompressed zip entries.
• Fix potential NullPointerException when comparing strings with FixedStringMatcher.
• Fix potential NullPointerException when comparing strings with MatchedStringMatcher.
• Fix initialization of Kotlin callable references when using Kotlin >= 1.4.

7.1.0

Version 7.1 (June 2021)

Java support

ProGuardCORE 7.1 now supports Java versions 14, 15 and 16:

• Add support for reading & writing Java 14, 15 and 16 class files. (PGC-0015, PGD-0064)
• Add support for Java 14 sealed classes (permitted subclasses attributes). (PGD-0064)
• Add support for record attributes (previewed in Java 15/16, targeted for Java 17). (PGD-0064)

Improved code analysis

• The partial evaluator can now be used to reconstruct the specific values of String, StringBuilder and StringBuffer type objects.
  See analyzing code manual page for more information.
• The partial evaluator will now throw an IncompleteClassHierarchyException instead of
  IllegalArgumentException when an incomplete hierarchy is encountered.
• The partial evaluator will now throw an ExcessiveComplexityException if an instruction is visited more than stopAnalysisAfterNEvaluations times.
• Potentially throwing ldc instructions are now taken into account during partial evaluation,
  improving the accuracy of code analysis. (DGD-3036)
• Add support for multiple possible types during partial evaluation.

Performance improvements

• Improve efficiency of building classes, methods and constant pools (PGD-5).

API improvements

• Add ClassRenamer to allow renaming classes and members easily. (T5302)

Bug fixes

• Add missing method reference in injected static initializer instructions. (DGD-3231)
• Add missing dimensions argument to CompactCodeAttributeComposer.multianewarray.
• Fix potential StackOverflowException when comparing multi-typed reference values.
• Fix handling of Kotlin nested class names which contain $. (DGD-3317)
• Mark Module, ModuleMainClass and ModulePackages attributes as required. (PDG-127)
• Fix potential ClassCastException in ConstructorMethodFilter. (PGC-0016)
• Fix potential NullPointerException for module classes in ClassPrinter.
• Fix storage and alignment of uncompressed zip entries. (DGD-2390)
• Fix processing of constant boolean arrays. (DGD-2338)
• Fix adding branch instructions with labels in CompactCodeAttributeComposer.
• Fix handling of array dereferencing in MultiTypedReferenceValue.
• Fix AllKotlinAnnotationVisitor so that it visits type alias annotations defined in any kind of declaration container.
• Move initialization of Kotlin declaration container's ownerClassName field from ClassReferenceInitializer to KotlinMetadataInitializer. (T5348)

7.1.0-beta5

Issue	Explanation
	Add jar to distribution archives

7.1.0-beta4

Issue	Explanation
	The PartialEvaluator now throws ExcessiveComplexityException if an instruction is visited more than stopAnalysisAfterNEvaluations times.