public void addClassTreeHook(HookClass origin, HookClass to) {
addSuperclassHook(origin, to);
Set<HookClass> superclassHookSet = new HashSet<HookClass>();
superclassHookSet.add(origin);
for (ClassDefItem classDef : mDexFile.ClassDefsSection.getItems()) {
HookClass superclass = new HookClass(classDef.getSuperclass());
if (superclassHookSet.contains(superclass)) {
TypeIdItem classType = classDef.getClassType();
HookClass newHook = new HookClass(classType);
superclassHookSet.add(newHook);
mHooks.put(newHook, classType);
}
}
HookClass[] superclassHooks = superclassHookSet.toArray(new HookClass[0]);
HashSet<EncodedMethod> newClassMethods = getClassMethodsMap().get(to);
if (newClassMethods != null) {
for (EncodedMethod newVirtual : newClassMethods) {
if (newVirtual.isDirect()) {
continue;
}
for (HookClass superclass : superclassHooks) {
HookMethod deadMethod = new HookMethod(newVirtual.method);
deadMethod.mClasspath = superclass.mClasspath;
mDead.add(deadMethod);
}
}
}
}
private void initClassMaps() {
mClasses = new HashMap<HookClass, TypeIdItem>();
mClassMethods = new HashMap<HookClass, HashSet<EncodedMethod>>();
mSubclasses = new HashMap<String, Set<String>>();
for (ClassDefItem item : mDexFile.ClassDefsSection.getItems()) {
TypeIdItem classType = item.getClassType();
HookClass classHook = new HookClass(classType);
mClasses.put(classHook, classType);
String superclassType = item.getSuperclass().getTypeDescriptor();
Set<String> subclassSet = mSubclasses.get(superclassType);
if (subclassSet == null) {
subclassSet = new TreeSet<String>();
mSubclasses.put(superclassType, subclassSet);
}
subclassSet.add(classType.getTypeDescriptor());
ClassDataItem classData = item.getClassData();
if (classData == null) {
continue;
}
HashSet<EncodedMethod> classMethods = new HashSet<EncodedMethod>();
for (EncodedMethod method : classData.getDirectMethods()) {
classMethods.add(method);
}
for (EncodedMethod method : classData.getVirtualMethods()) {
classMethods.add(method);
}
mClassMethods.put(classHook, classMethods);
}
}
public void hookSuperclasses(HookMap hooks) {
for (ClassDefItem classDef : mDexFile.ClassDefsSection.getItems()) {
hookSuperclass(hooks, classDef);
}
}
