proguard.optimize.info

Class ReadWriteFieldMarker

java.lang.Object

proguard.optimize.info.ReadWriteFieldMarker

All Implemented Interfaces:

proguard.classfile.constant.visitor.ConstantVisitor, proguard.classfile.instruction.visitor.InstructionVisitor, proguard.classfile.visitor.MemberVisitor

public class ReadWriteFieldMarker
extends java.lang.Object
implements proguard.classfile.instruction.visitor.InstructionVisitor, proguard.classfile.constant.visitor.ConstantVisitor, proguard.classfile.visitor.MemberVisitor

This InstructionVisitor marks all fields that are write-only.

Constructor Summary

Constructors

Constructor and Description
ReadWriteFieldMarker(MutableBoolean repeatTrigger) Creates a new ReadWriteFieldMarker that marks fields that are read and fields that are written.
ReadWriteFieldMarker(MutableBoolean repeatTrigger, boolean markReading, boolean markWriting) Creates a new ReadWriteFieldMarker that marks fields that are read and fields that are written, as specified.

Method Summary

Modifier and Type	Method and Description
static boolean	isRead(proguard.classfile.Field field)
static boolean	isWritten(proguard.classfile.Field field)
void	visitAnyConstant(proguard.classfile.Clazz clazz, proguard.classfile.constant.Constant constant)
void	visitAnyInstruction(proguard.classfile.Clazz clazz, proguard.classfile.Method method, proguard.classfile.attribute.CodeAttribute codeAttribute, int offset, proguard.classfile.instruction.Instruction instruction)
void	visitAnyMember(proguard.classfile.Clazz Clazz, proguard.classfile.Member member)
void	visitConstantInstruction(proguard.classfile.Clazz clazz, proguard.classfile.Method method, proguard.classfile.attribute.CodeAttribute codeAttribute, int offset, proguard.classfile.instruction.ConstantInstruction constantInstruction)
void	visitFieldrefConstant(proguard.classfile.Clazz clazz, proguard.classfile.constant.FieldrefConstant fieldrefConstant)
void	visitProgramField(proguard.classfile.ProgramClass programClass, proguard.classfile.ProgramField programField)
void	visitStringConstant(proguard.classfile.Clazz clazz, proguard.classfile.constant.StringConstant stringConstant)

Methods inherited from class java.lang.Object

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

Methods inherited from interface proguard.classfile.instruction.visitor.InstructionVisitor

visitAnySwitchInstruction, visitBranchInstruction, visitLookUpSwitchInstruction, visitSimpleInstruction, visitTableSwitchInstruction, visitVariableInstruction

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

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

Methods inherited from interface proguard.classfile.visitor.MemberVisitor

visitLibraryField, visitLibraryMember, visitLibraryMethod, visitProgramMember, visitProgramMethod

Constructor Detail

ReadWriteFieldMarker

public ReadWriteFieldMarker(MutableBoolean repeatTrigger)

Creates a new ReadWriteFieldMarker that marks fields that are read and fields that are written.

Parameters:

repeatTrigger - a mutable boolean flag that is set whenever a field gets a mark that it didn't have before.

ReadWriteFieldMarker

public ReadWriteFieldMarker(MutableBoolean repeatTrigger,
                            boolean markReading,
                            boolean markWriting)

Creates a new ReadWriteFieldMarker that marks fields that are read and fields that are written, as specified.

Parameters:

repeatTrigger - a mutable boolean flag that is set whenever a field gets a mark that it didn't have before.

markReading - specifies whether fields may be marked as read.

markWriting - specifies whether fields may be marked as written.

Method Detail

visitAnyInstruction

public void visitAnyInstruction(proguard.classfile.Clazz clazz,
                                proguard.classfile.Method method,
                                proguard.classfile.attribute.CodeAttribute codeAttribute,
                                int offset,
                                proguard.classfile.instruction.Instruction instruction)

Specified by:

visitAnyInstruction in interface proguard.classfile.instruction.visitor.InstructionVisitor

visitConstantInstruction

public void visitConstantInstruction(proguard.classfile.Clazz clazz,
                                     proguard.classfile.Method method,
                                     proguard.classfile.attribute.CodeAttribute codeAttribute,
                                     int offset,
                                     proguard.classfile.instruction.ConstantInstruction constantInstruction)

Specified by:

visitConstantInstruction in interface proguard.classfile.instruction.visitor.InstructionVisitor

visitAnyConstant

public void visitAnyConstant(proguard.classfile.Clazz clazz,
                             proguard.classfile.constant.Constant constant)

Specified by:

visitAnyConstant in interface proguard.classfile.constant.visitor.ConstantVisitor

visitStringConstant

public void visitStringConstant(proguard.classfile.Clazz clazz,
                                proguard.classfile.constant.StringConstant stringConstant)

Specified by:

visitStringConstant in interface proguard.classfile.constant.visitor.ConstantVisitor

visitFieldrefConstant

public void visitFieldrefConstant(proguard.classfile.Clazz clazz,
                                  proguard.classfile.constant.FieldrefConstant fieldrefConstant)

Specified by:

visitFieldrefConstant in interface proguard.classfile.constant.visitor.ConstantVisitor

visitAnyMember

public void visitAnyMember(proguard.classfile.Clazz Clazz,
                           proguard.classfile.Member member)

Specified by:

visitAnyMember in interface proguard.classfile.visitor.MemberVisitor

visitProgramField

public void visitProgramField(proguard.classfile.ProgramClass programClass,
                              proguard.classfile.ProgramField programField)

Specified by:

visitProgramField in interface proguard.classfile.visitor.MemberVisitor

isRead

public static boolean isRead(proguard.classfile.Field field)

isWritten

public static boolean isWritten(proguard.classfile.Field field)