Package proguard.classfile.editor

Class Utf8Shrinker

java.lang.Object

proguard.classfile.editor.Utf8Shrinker

All Implemented Interfaces:

AnnotationVisitor, ElementValueVisitor, AttributeVisitor, InnerClassesInfoVisitor, LocalVariableInfoVisitor, LocalVariableTypeInfoVisitor, ParameterInfoVisitor, RecordComponentInfoVisitor, ConstantVisitor, ClassVisitor, MemberVisitor

public class Utf8Shrinker
extends java.lang.Object
implements ClassVisitor, MemberVisitor, ConstantVisitor, AttributeVisitor, RecordComponentInfoVisitor, InnerClassesInfoVisitor, ParameterInfoVisitor, LocalVariableInfoVisitor, LocalVariableTypeInfoVisitor, AnnotationVisitor, ElementValueVisitor

This ClassVisitor removes UTF-8 constant pool entries that are not used.

Constructor Summary

Constructors

Constructor	Description
Utf8Shrinker()

Method Summary

Modifier and Type	Method	Description
void	visitAnnotation(Clazz clazz, Annotation annotation)	Visits any Annotation instance.
void	visitAnnotationDefaultAttribute(Clazz clazz, Method method, AnnotationDefaultAttribute annotationDefaultAttribute)
void	visitAnnotationElementValue(Clazz clazz, Annotation annotation, AnnotationElementValue annotationElementValue)
void	visitAnyAnnotationsAttribute(Clazz clazz, AnnotationsAttribute annotationsAttribute)	Visits any AnnotationsAttribute instance.
void	visitAnyClass(Clazz clazz)	Visits any Clazz instance.
void	visitAnyConstant(Clazz clazz, Constant constant)	Visits any Constant instance.
void	visitAnyParameterAnnotationsAttribute(Clazz clazz, Method method, ParameterAnnotationsAttribute parameterAnnotationsAttribute)	Visits any ParameterAnnotationsAttribute instance.
void	visitArrayElementValue(Clazz clazz, Annotation annotation, ArrayElementValue arrayElementValue)
void	visitClassConstant(Clazz clazz, ClassConstant classConstant)
void	visitClassElementValue(Clazz clazz, Annotation annotation, ClassElementValue classElementValue)
void	visitCodeAttribute(Clazz clazz, Method method, CodeAttribute codeAttribute)
void	visitConstantElementValue(Clazz clazz, Annotation annotation, ConstantElementValue constantElementValue)
void	visitConstantValueAttribute(Clazz clazz, Field field, ConstantValueAttribute constantValueAttribute)
void	visitDeprecatedAttribute(Clazz clazz, DeprecatedAttribute deprecatedAttribute)
void	visitEnclosingMethodAttribute(Clazz clazz, EnclosingMethodAttribute enclosingMethodAttribute)
void	visitEnumConstantElementValue(Clazz clazz, Annotation annotation, EnumConstantElementValue enumConstantElementValue)
void	visitExceptionsAttribute(Clazz clazz, Method method, ExceptionsAttribute exceptionsAttribute)
void	visitInnerClassesAttribute(Clazz clazz, InnerClassesAttribute innerClassesAttribute)
void	visitInnerClassesInfo(Clazz clazz, InnerClassesInfo innerClassesInfo)
void	visitLineNumberTableAttribute(Clazz clazz, Method method, CodeAttribute codeAttribute, LineNumberTableAttribute lineNumberTableAttribute)
void	visitLocalVariableInfo(Clazz clazz, Method method, CodeAttribute codeAttribute, LocalVariableInfo localVariableInfo)
void	visitLocalVariableTableAttribute(Clazz clazz, Method method, CodeAttribute codeAttribute, LocalVariableTableAttribute localVariableTableAttribute)
void	visitLocalVariableTypeInfo(Clazz clazz, Method method, CodeAttribute codeAttribute, LocalVariableTypeInfo localVariableTypeInfo)
void	visitLocalVariableTypeTableAttribute(Clazz clazz, Method method, CodeAttribute codeAttribute, LocalVariableTypeTableAttribute localVariableTypeTableAttribute)
void	visitMethodParametersAttribute(Clazz clazz, Method method, MethodParametersAttribute methodParametersAttribute)
void	visitModuleAttribute(Clazz clazz, ModuleAttribute moduleAttribute)
void	visitModuleMainClassAttribute(Clazz clazz, ModuleMainClassAttribute moduleMainClassAttribute)
void	visitModulePackagesAttribute(Clazz clazz, ModulePackagesAttribute modulePackagesAttribute)
void	visitNameAndTypeConstant(Clazz clazz, NameAndTypeConstant nameAndTypeConstant)
void	visitNestHostAttribute(Clazz clazz, NestHostAttribute nestHostAttribute)
void	visitNestMembersAttribute(Clazz clazz, NestMembersAttribute nestMembersAttribute)
void	visitParameterInfo(Clazz clazz, Method method, int parameterIndex, ParameterInfo parameterInfo)
void	visitPermittedSubclassesAttribute(Clazz clazz, PermittedSubclassesAttribute permittedSubclassesAttribute)
void	visitProgramClass(ProgramClass programClass)
void	visitProgramMember(ProgramClass programClass, ProgramMember programMember)
void	visitRecordAttribute(Clazz clazz, RecordAttribute recordAttribute)
void	visitRecordComponentInfo(Clazz clazz, RecordComponentInfo recordComponentInfo)
void	visitSignatureAttribute(Clazz clazz, SignatureAttribute signatureAttribute)
void	visitSourceDebugExtensionAttribute(Clazz clazz, SourceDebugExtensionAttribute sourceDebugExtensionAttribute)
void	visitSourceDirAttribute(Clazz clazz, SourceDirAttribute sourceDirAttribute)
void	visitSourceFileAttribute(Clazz clazz, SourceFileAttribute sourceFileAttribute)
void	visitStackMapAttribute(Clazz clazz, Method method, CodeAttribute codeAttribute, StackMapAttribute stackMapAttribute)
void	visitStackMapTableAttribute(Clazz clazz, Method method, CodeAttribute codeAttribute, StackMapTableAttribute stackMapTableAttribute)
void	visitStringConstant(Clazz clazz, StringConstant stringConstant)
void	visitSyntheticAttribute(Clazz clazz, SyntheticAttribute syntheticAttribute)
void	visitUnknownAttribute(Clazz clazz, UnknownAttribute unknownAttribute)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface proguard.classfile.attribute.annotation.visitor.AnnotationVisitor

visitAnnotation, visitAnnotation, visitAnnotation, visitAnnotation, visitAnnotation

Methods inherited from interface proguard.classfile.attribute.visitor.AttributeVisitor

visitAnyAttribute, visitAnyTypeAnnotationsAttribute, visitBootstrapMethodsAttribute, visitDeprecatedAttribute, visitDeprecatedAttribute, visitDeprecatedAttribute, visitRuntimeInvisibleAnnotationsAttribute, visitRuntimeInvisibleAnnotationsAttribute, visitRuntimeInvisibleAnnotationsAttribute, visitRuntimeInvisibleAnnotationsAttribute, visitRuntimeInvisibleAnnotationsAttribute, visitRuntimeInvisibleParameterAnnotationsAttribute, visitRuntimeInvisibleTypeAnnotationsAttribute, visitRuntimeInvisibleTypeAnnotationsAttribute, visitRuntimeInvisibleTypeAnnotationsAttribute, visitRuntimeInvisibleTypeAnnotationsAttribute, visitRuntimeInvisibleTypeAnnotationsAttribute, visitRuntimeInvisibleTypeAnnotationsAttribute, visitRuntimeVisibleAnnotationsAttribute, visitRuntimeVisibleAnnotationsAttribute, visitRuntimeVisibleAnnotationsAttribute, visitRuntimeVisibleAnnotationsAttribute, visitRuntimeVisibleAnnotationsAttribute, visitRuntimeVisibleParameterAnnotationsAttribute, visitRuntimeVisibleTypeAnnotationsAttribute, visitRuntimeVisibleTypeAnnotationsAttribute, visitRuntimeVisibleTypeAnnotationsAttribute, visitRuntimeVisibleTypeAnnotationsAttribute, visitRuntimeVisibleTypeAnnotationsAttribute, visitRuntimeVisibleTypeAnnotationsAttribute, visitSignatureAttribute, visitSignatureAttribute, visitSignatureAttribute, visitSignatureAttribute, visitSyntheticAttribute, visitSyntheticAttribute, visitSyntheticAttribute

Methods inherited from interface proguard.classfile.visitor.ClassVisitor

visitLibraryClass

Methods inherited from interface proguard.classfile.constant.visitor.ConstantVisitor

visitAnyMethodrefConstant, visitAnyRefConstant, visitDoubleConstant, visitDynamicConstant, visitFieldrefConstant, visitFloatConstant, visitIntegerConstant, visitInterfaceMethodrefConstant, visitInvokeDynamicConstant, visitLongConstant, visitMethodHandleConstant, visitMethodrefConstant, visitMethodTypeConstant, visitModuleConstant, visitPackageConstant, visitPrimitiveArrayConstant, visitUtf8Constant

Methods inherited from interface proguard.classfile.attribute.annotation.visitor.ElementValueVisitor

visitAnyElementValue

Methods inherited from interface proguard.classfile.visitor.MemberVisitor

visitAnyMember, visitLibraryField, visitLibraryMember, visitLibraryMethod, visitProgramField, visitProgramMethod

Constructor Detail

Utf8Shrinker

public Utf8Shrinker()

Method Detail

visitAnyClass

public void visitAnyClass(Clazz clazz)

Description copied from interface: ClassVisitor

Visits any Clazz instance. The more specific default implementations of this interface delegate to this method.

Specified by:

visitAnyClass in interface ClassVisitor

visitProgramClass

public void visitProgramClass(ProgramClass programClass)

Specified by:

visitProgramClass in interface ClassVisitor

visitProgramMember

public void visitProgramMember(ProgramClass programClass,
                               ProgramMember programMember)

Specified by:

visitProgramMember in interface MemberVisitor

visitAnyConstant

public void visitAnyConstant(Clazz clazz,
                             Constant constant)

Description copied from interface: ConstantVisitor

Visits any Constant instance. The more specific default implementations of this interface delegate to this method.

Specified by:

visitAnyConstant in interface ConstantVisitor

visitStringConstant

public void visitStringConstant(Clazz clazz,
                                StringConstant stringConstant)

Specified by:

visitStringConstant in interface ConstantVisitor

visitClassConstant

public void visitClassConstant(Clazz clazz,
                               ClassConstant classConstant)

Specified by:

visitClassConstant in interface ConstantVisitor

visitNameAndTypeConstant

public void visitNameAndTypeConstant(Clazz clazz,
                                     NameAndTypeConstant nameAndTypeConstant)

Specified by:

visitNameAndTypeConstant in interface ConstantVisitor

visitUnknownAttribute

public void visitUnknownAttribute(Clazz clazz,
                                  UnknownAttribute unknownAttribute)

Specified by:

visitUnknownAttribute in interface AttributeVisitor

visitSourceFileAttribute

public void visitSourceFileAttribute(Clazz clazz,
                                     SourceFileAttribute sourceFileAttribute)

Specified by:

visitSourceFileAttribute in interface AttributeVisitor

visitSourceDirAttribute

public void visitSourceDirAttribute(Clazz clazz,
                                    SourceDirAttribute sourceDirAttribute)

Specified by:

visitSourceDirAttribute in interface AttributeVisitor

visitSourceDebugExtensionAttribute

public void visitSourceDebugExtensionAttribute(Clazz clazz,
                                               SourceDebugExtensionAttribute sourceDebugExtensionAttribute)

Specified by:

visitSourceDebugExtensionAttribute in interface AttributeVisitor

visitRecordAttribute

public void visitRecordAttribute(Clazz clazz,
                                 RecordAttribute recordAttribute)

Specified by:

visitRecordAttribute in interface AttributeVisitor

visitInnerClassesAttribute

public void visitInnerClassesAttribute(Clazz clazz,
                                       InnerClassesAttribute innerClassesAttribute)

Specified by:

visitInnerClassesAttribute in interface AttributeVisitor

visitEnclosingMethodAttribute

public void visitEnclosingMethodAttribute(Clazz clazz,
                                          EnclosingMethodAttribute enclosingMethodAttribute)

Specified by:

visitEnclosingMethodAttribute in interface AttributeVisitor

visitNestHostAttribute

public void visitNestHostAttribute(Clazz clazz,
                                   NestHostAttribute nestHostAttribute)

Specified by:

visitNestHostAttribute in interface AttributeVisitor

visitNestMembersAttribute

public void visitNestMembersAttribute(Clazz clazz,
                                      NestMembersAttribute nestMembersAttribute)

Specified by:

visitNestMembersAttribute in interface AttributeVisitor

visitPermittedSubclassesAttribute

public void visitPermittedSubclassesAttribute(Clazz clazz,
                                              PermittedSubclassesAttribute permittedSubclassesAttribute)

Specified by:

visitPermittedSubclassesAttribute in interface AttributeVisitor

visitModuleAttribute

public void visitModuleAttribute(Clazz clazz,
                                 ModuleAttribute moduleAttribute)

Specified by:

visitModuleAttribute in interface AttributeVisitor

visitModuleMainClassAttribute

public void visitModuleMainClassAttribute(Clazz clazz,
                                          ModuleMainClassAttribute moduleMainClassAttribute)

Specified by:

visitModuleMainClassAttribute in interface AttributeVisitor

visitModulePackagesAttribute

public void visitModulePackagesAttribute(Clazz clazz,
                                         ModulePackagesAttribute modulePackagesAttribute)

Specified by:

visitModulePackagesAttribute in interface AttributeVisitor

visitDeprecatedAttribute

public void visitDeprecatedAttribute(Clazz clazz,
                                     DeprecatedAttribute deprecatedAttribute)

Specified by:

visitDeprecatedAttribute in interface AttributeVisitor

visitSyntheticAttribute

public void visitSyntheticAttribute(Clazz clazz,
                                    SyntheticAttribute syntheticAttribute)

Specified by:

visitSyntheticAttribute in interface AttributeVisitor

visitSignatureAttribute

public void visitSignatureAttribute(Clazz clazz,
                                    SignatureAttribute signatureAttribute)

Specified by:

visitSignatureAttribute in interface AttributeVisitor

visitConstantValueAttribute

public void visitConstantValueAttribute(Clazz clazz,
                                        Field field,
                                        ConstantValueAttribute constantValueAttribute)

Specified by:

visitConstantValueAttribute in interface AttributeVisitor

visitMethodParametersAttribute

public void visitMethodParametersAttribute(Clazz clazz,
                                           Method method,
                                           MethodParametersAttribute methodParametersAttribute)

Specified by:

visitMethodParametersAttribute in interface AttributeVisitor

visitExceptionsAttribute

public void visitExceptionsAttribute(Clazz clazz,
                                     Method method,
                                     ExceptionsAttribute exceptionsAttribute)

Specified by:

visitExceptionsAttribute in interface AttributeVisitor

visitCodeAttribute

public void visitCodeAttribute(Clazz clazz,
                               Method method,
                               CodeAttribute codeAttribute)

Specified by:

visitCodeAttribute in interface AttributeVisitor

visitStackMapAttribute

public void visitStackMapAttribute(Clazz clazz,
                                   Method method,
                                   CodeAttribute codeAttribute,
                                   StackMapAttribute stackMapAttribute)

Specified by:

visitStackMapAttribute in interface AttributeVisitor

visitStackMapTableAttribute

public void visitStackMapTableAttribute(Clazz clazz,
                                        Method method,
                                        CodeAttribute codeAttribute,
                                        StackMapTableAttribute stackMapTableAttribute)

Specified by:

visitStackMapTableAttribute in interface AttributeVisitor

visitLineNumberTableAttribute

public void visitLineNumberTableAttribute(Clazz clazz,
                                          Method method,
                                          CodeAttribute codeAttribute,
                                          LineNumberTableAttribute lineNumberTableAttribute)

Specified by:

visitLineNumberTableAttribute in interface AttributeVisitor

visitLocalVariableTableAttribute

public void visitLocalVariableTableAttribute(Clazz clazz,
                                             Method method,
                                             CodeAttribute codeAttribute,
                                             LocalVariableTableAttribute localVariableTableAttribute)

Specified by:

visitLocalVariableTableAttribute in interface AttributeVisitor

visitLocalVariableTypeTableAttribute

public void visitLocalVariableTypeTableAttribute(Clazz clazz,
                                                 Method method,
                                                 CodeAttribute codeAttribute,
                                                 LocalVariableTypeTableAttribute localVariableTypeTableAttribute)

Specified by:

visitLocalVariableTypeTableAttribute in interface AttributeVisitor

visitAnyAnnotationsAttribute

public void visitAnyAnnotationsAttribute(Clazz clazz,
                                         AnnotationsAttribute annotationsAttribute)

Description copied from interface: AttributeVisitor

Visits any AnnotationsAttribute instance. The more specific default implementations of this interface delegate to this method.

Specified by:

visitAnyAnnotationsAttribute in interface AttributeVisitor

visitAnyParameterAnnotationsAttribute

public void visitAnyParameterAnnotationsAttribute(Clazz clazz,
                                                  Method method,
                                                  ParameterAnnotationsAttribute parameterAnnotationsAttribute)

Description copied from interface: AttributeVisitor

Visits any ParameterAnnotationsAttribute instance. The more specific default implementations of this interface delegate to this method.

Specified by:

visitAnyParameterAnnotationsAttribute in interface AttributeVisitor

visitAnnotationDefaultAttribute

public void visitAnnotationDefaultAttribute(Clazz clazz,
                                            Method method,
                                            AnnotationDefaultAttribute annotationDefaultAttribute)

Specified by:

visitAnnotationDefaultAttribute in interface AttributeVisitor

visitRecordComponentInfo

public void visitRecordComponentInfo(Clazz clazz,
                                     RecordComponentInfo recordComponentInfo)

Specified by:

visitRecordComponentInfo in interface RecordComponentInfoVisitor

visitInnerClassesInfo

public void visitInnerClassesInfo(Clazz clazz,
                                  InnerClassesInfo innerClassesInfo)

Specified by:

visitInnerClassesInfo in interface InnerClassesInfoVisitor

visitParameterInfo

public void visitParameterInfo(Clazz clazz,
                               Method method,
                               int parameterIndex,
                               ParameterInfo parameterInfo)

Specified by:

visitParameterInfo in interface ParameterInfoVisitor

visitLocalVariableInfo

public void visitLocalVariableInfo(Clazz clazz,
                                   Method method,
                                   CodeAttribute codeAttribute,
                                   LocalVariableInfo localVariableInfo)

Specified by:

visitLocalVariableInfo in interface LocalVariableInfoVisitor

visitLocalVariableTypeInfo

public void visitLocalVariableTypeInfo(Clazz clazz,
                                       Method method,
                                       CodeAttribute codeAttribute,
                                       LocalVariableTypeInfo localVariableTypeInfo)

Specified by:

visitLocalVariableTypeInfo in interface LocalVariableTypeInfoVisitor

visitAnnotation

public void visitAnnotation(Clazz clazz,
                            Annotation annotation)

Description copied from interface: AnnotationVisitor

Visits any Annotation instance. The more specific default implementations of this interface delegate to this method.

Specified by:

visitAnnotation in interface AnnotationVisitor

visitConstantElementValue

public void visitConstantElementValue(Clazz clazz,
                                      Annotation annotation,
                                      ConstantElementValue constantElementValue)

Specified by:

visitConstantElementValue in interface ElementValueVisitor

visitEnumConstantElementValue

public void visitEnumConstantElementValue(Clazz clazz,
                                          Annotation annotation,
                                          EnumConstantElementValue enumConstantElementValue)

Specified by:

visitEnumConstantElementValue in interface ElementValueVisitor

visitClassElementValue

public void visitClassElementValue(Clazz clazz,
                                   Annotation annotation,
                                   ClassElementValue classElementValue)

Specified by:

visitClassElementValue in interface ElementValueVisitor

visitAnnotationElementValue

public void visitAnnotationElementValue(Clazz clazz,
                                        Annotation annotation,
                                        AnnotationElementValue annotationElementValue)

Specified by:

visitAnnotationElementValue in interface ElementValueVisitor

visitArrayElementValue

public void visitArrayElementValue(Clazz clazz,
                                   Annotation annotation,
                                   ArrayElementValue arrayElementValue)

Specified by:

visitArrayElementValue in interface ElementValueVisitor