Package jadx.core.dex.visitors

Class MethodInvokeVisitor

java.lang.Object

jadx.core.dex.visitors.AbstractVisitor

jadx.core.dex.visitors.MethodInvokeVisitor

All Implemented Interfaces:

IDexTreeVisitor

public class MethodInvokeVisitor
extends AbstractVisitor

Field Summary

Fields

Modifier and Type	Field	Description
private static final org.slf4j.Logger	LOG
private RootNode	root

Constructor Summary

Constructors

Constructor	Description
MethodInvokeVisitor()

Method Summary

Modifier and Type	Method	Description
private void	applyArgsCast(BaseInvokeNode invokeInsn, int argsOffset, List<ArgType> compilerVarTypes, List<ArgType> castTypes)
private List<ArgType>	collectCompilerVarTypes(BaseInvokeNode insn, int argOffset)
private List<ArgType>	expandTypes(MethodNode parentMth, IMethodDetails methodDetails, List<ArgType> castTypes)	Use generified types if available
private List<IMethodDetails>	filterApplicableMethods(List<IMethodDetails> methods, List<ArgType> types, Function<TypeCompareEnum,Boolean> acceptFunction)
private ArgType	getCallClassFromInvoke(MethodNode parentMth, BaseInvokeNode invokeInsn, MethodInfo callMth)
private ArgType	getClsCallType(BaseInvokeNode invokeInsn, ArgType declClsType)
private ArgType	getCompilerVarType(InsnArg arg)	Return type as seen by compiler
private static ArgType	getInsnCompilerType(InsnArg arg, InsnNode insn)
private Map<ArgType,ArgType>	getTypeVarsMapping(BaseInvokeNode invokeInsn)
void	init(RootNode root)	Called after loading dex tree, but before visitor traversal.
private boolean	isMethodAcceptable(IMethodDetails methodDetails, List<ArgType> types, Function<TypeCompareEnum,Boolean> acceptFunction)
private boolean	isOverloadResolved(IMethodDetails expectedMthDetails, List<IMethodDetails> overloadedMethods, List<ArgType> castTypes)
private static boolean	isStrictTypes(TypeCompareEnum result)
private static boolean	isTypeApplicable(TypeCompareEnum result)
private void	processInvoke(MethodNode parentMth, BaseInvokeNode invokeInsn)
private void	processOverloaded(MethodNode parentMth, BaseInvokeNode invokeInsn, IMethodDetails mthDetails)
private void	processUnknown(BaseInvokeNode invokeInsn)	Method details not found => add cast for 'null' args
private boolean	replaceUnknownTypes(List<ArgType> castTypes, List<ArgType> mthArgTypes)
private IMethodDetails	resolveTypeVars(IMethodDetails mthDetails, Map<ArgType,ArgType> typeVarsMapping)
private List<ArgType>	searchCastTypes(MethodNode parentMth, IMethodDetails mthDetails, List<IMethodDetails> overloadedMethods, List<ArgType> compilerVarTypes)
void	visit(MethodNode mth)	Visit method

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

getName, toString, visit

Methods inherited from class java.lang.Object

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

Field Details

LOG

private static final org.slf4j.Logger LOG

root

private RootNode root

Constructor Details

MethodInvokeVisitor

public MethodInvokeVisitor()

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 void visit(MethodNode mth)

Description copied from interface: IDexTreeVisitor

Visit method

Specified by:

visit in interface IDexTreeVisitor

Overrides:

visit in class AbstractVisitor

processInvoke

private void processInvoke(MethodNode parentMth,
 BaseInvokeNode invokeInsn)

processOverloaded

private void processOverloaded(MethodNode parentMth,
 BaseInvokeNode invokeInsn,
 IMethodDetails mthDetails)

processUnknown

private void processUnknown(BaseInvokeNode invokeInsn)

Method details not found => add cast for 'null' args

getCallClassFromInvoke

private ArgType getCallClassFromInvoke(MethodNode parentMth,
 BaseInvokeNode invokeInsn,
 MethodInfo callMth)

getTypeVarsMapping

private Map<ArgType,ArgType> getTypeVarsMapping(BaseInvokeNode invokeInsn)

getClsCallType

private ArgType getClsCallType(BaseInvokeNode invokeInsn,
 ArgType declClsType)

applyArgsCast

private void applyArgsCast(BaseInvokeNode invokeInsn,
 int argsOffset,
 List<ArgType> compilerVarTypes,
 List<ArgType> castTypes)

resolveTypeVars

private IMethodDetails resolveTypeVars(IMethodDetails mthDetails,
 Map<ArgType,ArgType> typeVarsMapping)

searchCastTypes

private List<ArgType> searchCastTypes(MethodNode parentMth,
 IMethodDetails mthDetails,
 List<IMethodDetails> overloadedMethods,
 List<ArgType> compilerVarTypes)

replaceUnknownTypes

private boolean replaceUnknownTypes(List<ArgType> castTypes,
 List<ArgType> mthArgTypes)

expandTypes

private List<ArgType> expandTypes(MethodNode parentMth,
 IMethodDetails methodDetails,
 List<ArgType> castTypes)

Use generified types if available

isOverloadResolved

private boolean isOverloadResolved(IMethodDetails expectedMthDetails,
 List<IMethodDetails> overloadedMethods,
 List<ArgType> castTypes)

isStrictTypes

private static boolean isStrictTypes(TypeCompareEnum result)

isTypeApplicable

private static boolean isTypeApplicable(TypeCompareEnum result)

filterApplicableMethods

private List<IMethodDetails> filterApplicableMethods(List<IMethodDetails> methods,
 List<ArgType> types,
 Function<TypeCompareEnum,Boolean> acceptFunction)

isMethodAcceptable

private boolean isMethodAcceptable(IMethodDetails methodDetails,
 List<ArgType> types,
 Function<TypeCompareEnum,Boolean> acceptFunction)

collectCompilerVarTypes

private List<ArgType> collectCompilerVarTypes(BaseInvokeNode insn,
 int argOffset)

getCompilerVarType

private ArgType getCompilerVarType(InsnArg arg)

Return type as seen by compiler

getInsnCompilerType

private static ArgType getInsnCompilerType(InsnArg arg,
 InsnNode insn)