proguard.optimize.info

Class ProgramFieldOptimizationInfo

java.lang.Object

proguard.optimize.info.FieldOptimizationInfo

proguard.optimize.info.ProgramFieldOptimizationInfo

All Implemented Interfaces:

proguard.classfile.attribute.visitor.AttributeVisitor

public class ProgramFieldOptimizationInfo
extends FieldOptimizationInfo
implements proguard.classfile.attribute.visitor.AttributeVisitor

This class stores some optimization information that can be attached to a field that can be analyzed in detail.

Field Summary

Fields inherited from class proguard.optimize.info.FieldOptimizationInfo

value

Constructor Summary

Constructors

Constructor and Description
ProgramFieldOptimizationInfo(proguard.classfile.Clazz clazz, proguard.classfile.Field field, boolean alwaysInitializeValue)
ProgramFieldOptimizationInfo(ProgramFieldOptimizationInfo programFieldOptimizationInfo)

Method Summary

Modifier and Type	Method and Description
boolean	canBeMadePrivate() Returns whether the field can be made private.
void	generalizeReferencedClass(proguard.evaluation.value.ReferenceValue referencedClass) Specifies a representation of the class through which the field is accessed.
void	generalizeValue(proguard.evaluation.value.Value value) Specifies a representation of the value of the field.
static ProgramFieldOptimizationInfo	getProgramFieldOptimizationInfo(proguard.classfile.Field field) Returns the ProgramFieldOptimizationInfo instance from the given field.
proguard.evaluation.value.ReferenceValue	getReferencedClass() Returns a representation of the class through which the field is accessed, or null if it is unknown.
boolean	isKept() Returns whether the method is kept.
boolean	isRead() Returns whether the field is ever read.
boolean	isWritten() Returns whether the field is ever written to.
void	resetValue(proguard.classfile.Clazz clazz, proguard.classfile.Field field) Initializes the representation of the value of the field.
void	setCanNotBeMadePrivate() Specifies that the field can be made private.
static void	setProgramFieldOptimizationInfo(proguard.classfile.Clazz clazz, proguard.classfile.Field field, boolean optimizeConservatively) Creates and sets a ProgramFieldOptimizationInfo instance on the given field.
void	setRead() Specifies that the field is read.
void	setWritten() Specifies that the field is written to.
void	visitAnyAttribute(proguard.classfile.Clazz clazz, proguard.classfile.attribute.Attribute attribute)
void	visitConstantValueAttribute(proguard.classfile.Clazz clazz, proguard.classfile.Field field, proguard.classfile.attribute.ConstantValueAttribute constantValueAttribute)

Methods inherited from class proguard.optimize.info.FieldOptimizationInfo

getFieldOptimizationInfo, getValue, setFieldOptimizationInfo, setValue

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.visitor.AttributeVisitor

visitAnnotationDefaultAttribute, visitAnyAnnotationsAttribute, visitAnyParameterAnnotationsAttribute, visitAnyTypeAnnotationsAttribute, visitBootstrapMethodsAttribute, visitCodeAttribute, visitDeprecatedAttribute, visitDeprecatedAttribute, visitDeprecatedAttribute, visitDeprecatedAttribute, visitEnclosingMethodAttribute, visitExceptionsAttribute, visitInnerClassesAttribute, visitLineNumberTableAttribute, visitLocalVariableTableAttribute, visitLocalVariableTypeTableAttribute, visitMethodParametersAttribute, visitModuleAttribute, visitModuleMainClassAttribute, visitModulePackagesAttribute, visitNestHostAttribute, visitNestMembersAttribute, visitPermittedSubclassesAttribute, visitRecordAttribute, 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, visitSignatureAttribute, visitSourceDebugExtensionAttribute, visitSourceDirAttribute, visitSourceFileAttribute, visitStackMapAttribute, visitStackMapTableAttribute, visitSyntheticAttribute, visitSyntheticAttribute, visitSyntheticAttribute, visitSyntheticAttribute, visitUnknownAttribute

Constructor Detail

ProgramFieldOptimizationInfo

public ProgramFieldOptimizationInfo(proguard.classfile.Clazz clazz,
                                    proguard.classfile.Field field,
                                    boolean alwaysInitializeValue)

ProgramFieldOptimizationInfo

public ProgramFieldOptimizationInfo(ProgramFieldOptimizationInfo programFieldOptimizationInfo)

Method Detail

isKept

public boolean isKept()

Description copied from class: FieldOptimizationInfo

Returns whether the method is kept.

Overrides:

isKept in class FieldOptimizationInfo

setWritten

public void setWritten()

Specifies that the field is written to.

isWritten

public boolean isWritten()

Description copied from class: FieldOptimizationInfo

Returns whether the field is ever written to.

Overrides:

isWritten in class FieldOptimizationInfo

setRead

public void setRead()

Specifies that the field is read.

isRead

public boolean isRead()

Description copied from class: FieldOptimizationInfo

Returns whether the field is ever read.

Overrides:

isRead in class FieldOptimizationInfo

setCanNotBeMadePrivate

public void setCanNotBeMadePrivate()

Specifies that the field can be made private.

canBeMadePrivate

public boolean canBeMadePrivate()

Description copied from class: FieldOptimizationInfo

Returns whether the field can be made private.

Overrides:

canBeMadePrivate in class FieldOptimizationInfo

generalizeReferencedClass

public void generalizeReferencedClass(proguard.evaluation.value.ReferenceValue referencedClass)

Specifies a representation of the class through which the field is accessed.

getReferencedClass

public proguard.evaluation.value.ReferenceValue getReferencedClass()

Description copied from class: FieldOptimizationInfo

Returns a representation of the class through which the field is accessed, or null if it is unknown.

Overrides:

getReferencedClass in class FieldOptimizationInfo

resetValue

public void resetValue(proguard.classfile.Clazz clazz,
                       proguard.classfile.Field field)

Initializes the representation of the value of the field.

generalizeValue

public void generalizeValue(proguard.evaluation.value.Value value)

Specifies a representation of the value of the field.

visitAnyAttribute

public void visitAnyAttribute(proguard.classfile.Clazz clazz,
                              proguard.classfile.attribute.Attribute attribute)

Specified by:

visitAnyAttribute in interface proguard.classfile.attribute.visitor.AttributeVisitor

visitConstantValueAttribute

public void visitConstantValueAttribute(proguard.classfile.Clazz clazz,
                                        proguard.classfile.Field field,
                                        proguard.classfile.attribute.ConstantValueAttribute constantValueAttribute)

Specified by:

visitConstantValueAttribute in interface proguard.classfile.attribute.visitor.AttributeVisitor

setProgramFieldOptimizationInfo

public static void setProgramFieldOptimizationInfo(proguard.classfile.Clazz clazz,
                                                   proguard.classfile.Field field,
                                                   boolean optimizeConservatively)

Creates and sets a ProgramFieldOptimizationInfo instance on the given field.

getProgramFieldOptimizationInfo

public static ProgramFieldOptimizationInfo getProgramFieldOptimizationInfo(proguard.classfile.Field field)

Returns the ProgramFieldOptimizationInfo instance from the given field.