Package jadx.core.dex.visitors

Class EnumVisitor

java.lang.Object

jadx.core.dex.visitors.AbstractVisitor

jadx.core.dex.visitors.EnumVisitor

All Implemented Interfaces:

IDexTreeVisitor

public class EnumVisitor
extends AbstractVisitor

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private static class	EnumVisitor.EnumData

Field Summary

Fields

Modifier and Type	Field	Description
private MethodInfo	cloneMth
private static final String	ENUM_SUPER_CONSTRUCTOR_ID
private MethodInfo	enumValueOfMth

Constructor Summary

Constructors

Constructor	Description
EnumVisitor()

Method Summary

Modifier and Type	Method	Description
private @Nullable ConstructorInsn	castConstructorInsn(InsnNode coCandidate)
private static FieldInfo	checkExternalRegUsage(EnumVisitor.EnumData data, RegisterArg reg)
private boolean	convertToEnum(ClassNode cls)
private EnumClassAttr.EnumField	createEnumFieldByConstructor(EnumVisitor.EnumData data, FieldNode enumFieldNode, ConstructorInsn co)
private FieldNode	createFakeField(ClassNode cls, String name)
private List<EnumClassAttr.EnumField>	extractEnumFieldsFromFilledArray(EnumVisitor.EnumData enumData, InsnNode arrFillInsn)
private @Nullable List<EnumClassAttr.EnumField>	extractEnumFieldsFromInsn(EnumVisitor.EnumData enumData, InsnNode wrappedInsn)
private List<EnumClassAttr.EnumField>	extractEnumFieldsFromInvoke(EnumVisitor.EnumData enumData, InvokeNode invokeNode)
private static void	fixAccessFlags(ClassNode cls)
private void	fixValuesAccess(MethodNode mth, FieldInfo valuesFieldInfo, ArgType clsType, @Nullable MethodNode valuesMethod)
private ConstructorInsn	getConstructorInsn(InsnNode insn)
private String	getConstString(RootNode root, InsnArg arg)
String	getName()	Visitor short id
private MethodInfo	getValueMthInfo(RootNode root, ArgType clsType)
private BlockInsnPair	getValuesInitInsn(EnumVisitor.EnumData data)
void	init(RootNode root)	Called after loading dex tree, but before visitor traversal.
private ConstructorInsn	inlineExternalRegs(EnumVisitor.EnumData data, ConstructorInsn co)
private boolean	isDefaultConstructor(MethodNode mth, String shortId)
private boolean	isValuesMethod(MethodNode mth, ArgType clsType)
private void	markArgsForSkip(MethodNode mth)
private void	processConstructorInsn(EnumVisitor.EnumData data, EnumClassAttr.EnumField enumField, MethodNode classInitMth)
private static void	processEnumCls(ClassNode cls, EnumClassAttr.EnumField field, ClassNode innerCls)
private @Nullable EnumClassAttr.EnumField	processEnumFieldByField(EnumVisitor.EnumData data, InsnNode sgetInsn)
private @Nullable EnumClassAttr.EnumField	processEnumFieldByRegister(EnumVisitor.EnumData data, RegisterArg arg)
private EnumClassAttr.EnumField	processEnumFieldByWrappedInsn(EnumVisitor.EnumData data, InsnNode wrappedInsn)
private void	removeEnumMethods(ClassNode cls, FieldNode valuesField)
private @Nullable FieldNode	searchEnumField(EnumVisitor.EnumData data, SSAVar ssaVar)
private @Nullable ConstructorInsn	searchEnumSuperCtrInsn(MethodNode ctrMth)
private @Nullable InsnNode	searchFieldPutInsn(EnumVisitor.EnumData data, FieldNode enumFieldNode)
private boolean	searchValuesField(EnumVisitor.EnumData data)	Search "$VALUES" field (holds all enum values)
private boolean	simpleValueOfMth(MethodNode mth, ArgType clsType)
boolean	visit(ClassNode cls)	Visit class

Methods inherited from class jadx.core.dex.visitors.AbstractVisitor

toString, visit

Methods inherited from class java.lang.Object

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

Field Details

ENUM_SUPER_CONSTRUCTOR_ID

private static final String ENUM_SUPER_CONSTRUCTOR_ID

See Also:

• Constant Field Values

enumValueOfMth

private MethodInfo enumValueOfMth

cloneMth

private MethodInfo cloneMth

Constructor Details

EnumVisitor

public EnumVisitor()

Method Details

init

public void init(RootNode root)

Description copied from interface: IDexTreeVisitor

Called after loading dex tree, but before visitor traversal.

Specified by:

init in interface IDexTreeVisitor

Overrides:

init in class AbstractVisitor

visit

public boolean visit(ClassNode cls)
              throws JadxException

Description copied from interface: IDexTreeVisitor

Visit class

Specified by:

visit in interface IDexTreeVisitor

Overrides:

visit in class AbstractVisitor

Returns:

false for disable child methods and inner classes traversal

Throws:

JadxException

convertToEnum

private boolean convertToEnum(ClassNode cls)

fixAccessFlags

private static void fixAccessFlags(ClassNode cls)

searchValuesField

private boolean searchValuesField(EnumVisitor.EnumData data)

Search "$VALUES" field (holds all enum values)

processConstructorInsn

private void processConstructorInsn(EnumVisitor.EnumData data,
 EnumClassAttr.EnumField enumField,
 MethodNode classInitMth)

extractEnumFieldsFromInsn

@Nullable
private @Nullable List<EnumClassAttr.EnumField> extractEnumFieldsFromInsn(EnumVisitor.EnumData enumData,
 InsnNode wrappedInsn)

extractEnumFieldsFromInvoke

private List<EnumClassAttr.EnumField> extractEnumFieldsFromInvoke(EnumVisitor.EnumData enumData,
 InvokeNode invokeNode)

getValuesInitInsn

private BlockInsnPair getValuesInitInsn(EnumVisitor.EnumData data)

extractEnumFieldsFromFilledArray

private List<EnumClassAttr.EnumField> extractEnumFieldsFromFilledArray(EnumVisitor.EnumData enumData,
 InsnNode arrFillInsn)

processEnumFieldByWrappedInsn

private EnumClassAttr.EnumField processEnumFieldByWrappedInsn(EnumVisitor.EnumData data,
 InsnNode wrappedInsn)

processEnumFieldByField

@Nullable
private @Nullable EnumClassAttr.EnumField processEnumFieldByField(EnumVisitor.EnumData data,
 InsnNode sgetInsn)

processEnumFieldByRegister

@Nullable
private @Nullable EnumClassAttr.EnumField processEnumFieldByRegister(EnumVisitor.EnumData data,
 RegisterArg arg)

createFakeField

private FieldNode createFakeField(ClassNode cls,
 String name)

searchEnumField

@Nullable
private @Nullable FieldNode searchEnumField(EnumVisitor.EnumData data,
 SSAVar ssaVar)

createEnumFieldByConstructor

private EnumClassAttr.EnumField createEnumFieldByConstructor(EnumVisitor.EnumData data,
 FieldNode enumFieldNode,
 ConstructorInsn co)

searchEnumSuperCtrInsn

@Nullable
private @Nullable ConstructorInsn searchEnumSuperCtrInsn(MethodNode ctrMth)

inlineExternalRegs

private ConstructorInsn inlineExternalRegs(EnumVisitor.EnumData data,
 ConstructorInsn co)

checkExternalRegUsage

private static FieldInfo checkExternalRegUsage(EnumVisitor.EnumData data,
 RegisterArg reg)

searchFieldPutInsn

@Nullable
private @Nullable InsnNode searchFieldPutInsn(EnumVisitor.EnumData data,
 FieldNode enumFieldNode)

removeEnumMethods

private void removeEnumMethods(ClassNode cls,
 FieldNode valuesField)

markArgsForSkip

private void markArgsForSkip(MethodNode mth)

isDefaultConstructor

private boolean isDefaultConstructor(MethodNode mth,
 String shortId)

isValuesMethod

private boolean isValuesMethod(MethodNode mth,
 ArgType clsType)

simpleValueOfMth

private boolean simpleValueOfMth(MethodNode mth,
 ArgType clsType)

fixValuesAccess

private void fixValuesAccess(MethodNode mth,
 FieldInfo valuesFieldInfo,
 ArgType clsType,
 @Nullable
 @Nullable MethodNode valuesMethod)

getValueMthInfo

private MethodInfo getValueMthInfo(RootNode root,
 ArgType clsType)

processEnumCls

private static void processEnumCls(ClassNode cls,
 EnumClassAttr.EnumField field,
 ClassNode innerCls)

getConstructorInsn

private ConstructorInsn getConstructorInsn(InsnNode insn)

castConstructorInsn

@Nullable
private @Nullable ConstructorInsn castConstructorInsn(InsnNode coCandidate)

getConstString

private String getConstString(RootNode root,
 InsnArg arg)

getName

public String getName()

Description copied from interface: IDexTreeVisitor

Visitor short id

Specified by:

getName in interface IDexTreeVisitor

Overrides:

getName in class AbstractVisitor