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 | // add startimport android.os.Build;
 import android.util.ArrayMap;
 import android.util.Log;
 import java.io.BufferedReader;
 import java.io.File;
 import java.io.FileInputStream;
 import java.io.FileWriter;
 import java.io.IOException;
 import java.io.InputStreamReader;
 import java.lang.ref.WeakReference;
 import java.lang.reflect.Field;
 import java.lang.reflect.InvocationTargetException;
 import java.lang.reflect.Method;
 import java.lang.reflect.Modifier;
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
 import java.lang.reflect.Constructor;
 import dalvik.system.BaseDexClassLoader;
 import dalvik.system.DexClassLoader;
 // add end
 
 
 // add start
 public static String CKCatTAG = "CKCatUnPack";
 public static Field getClassField(ClassLoader classloader, String className,
 String fieldName){
 try{
 Class clazz = classloader.loadClass(className);
 Field field = clazz.getDeclaredField(fieldName);
 field.setAccessible(true);
 return field;
 
 }catch(SecurityException e){
 e.printStackTrace();
 } catch (NoSuchFieldException e) {
 e.printStackTrace();
 } catch (IllegalArgumentException e) {
 e.printStackTrace();
 } catch (ClassNotFoundException e) {
 e.printStackTrace();
 }
 return null;
 }
 
 public static Object getClassFieldObject(ClassLoader classloader, String className,
 Object obj, String fieldName){
 try {
 Class clazz = classloader.loadClass(className);
 Field field = clazz.getDeclaredField(fieldName);
 field.setAccessible(true);
 Object result = null;
 result = field.get(obj);
 return result;
 } catch (Exception e) {
 e.printStackTrace();
 }
 return null;
 }
 
 public static Object invokeStaticMethod(String className, String methodName,
 Class[] pareType, Object[] pareValues){
 try {
 Class clazz = Class.forName(className);
 Method method = clazz.getMethod(methodName, pareType);
 return method.invoke(null, pareValues);
 } catch(Exception e){
 e.printStackTrace();
 }
 return null;
 }
 
 public static Object getFieldObject(String className, Object obj,
 String fieldName){
 try {
 Class clazz = Class.forName(className);
 Field field = clazz.getDeclaredField(fieldName);
 field.setAccessible(true);
 return field.get(obj);
 } catch (Exception e) {
 e.printStackTrace();
 }
 return null;
 
 }
 
 public static ClassLoader getClassLoader(){
 ClassLoader classloader = null;
 Object currentActivityThread = invokeStaticMethod("android.app.ActivityThread",
 "currentActivityThread", new Class[]{}, new Object[]{});
 Object mBoundApplication = getFieldObject("android.app.ActivityThread",
 currentActivityThread, "mBoundApplication");
 Object loadedApkInfo = getFieldObject("android.app.ActivityThread$AppBindData",
 mBoundApplication, "info");
 Application mApplication = (Application)getFieldObject("android.app.loadedApk",
 loadedApkInfo, "mApplication");
 classloader = mApplication.getClassLoader();
 return classloader;
 }
 
 public static void loadClassAndInvoke(ClassLoader appClassloader, String eachClassName,
 Method dumpMethodCode_method){
 Log.i(CKCatTAG, "go into loadClassAndInvoke->" + "classname:" + eachClassName);
 
 Class retClass = null;
 try {
 retClass = appClassloader.loadClass(eachClassName);
 } catch (Exception e) {
 e.printStackTrace();
 return;
 } catch (Error e) {
 e.printStackTrace();
 return;
 }
 
 if (retClass != null) {
 try {
 Constructor<?> cons[] = retClass.getDeclaredConstructors();
 for (Constructor<?> constructor : cons){
 if (dumpMethodCode_method != null) {
 try {
 dumpMethodCode_method.invoke(null, constructor);
 } catch (Exception e) {
 e.printStackTrace();
 continue;
 } catch (Error e) {
 e.printStackTrace();
 continue;
 }
 } else {
 Log.e(CKCatTAG, "dumpMethodCode_method is null ");
 }
 }
 }  catch (Exception e) {
 e.printStackTrace();
 } catch (Error e) {
 e.printStackTrace();
 }
 
 try {
 Method[] methods = retClass.getDeclaredMethods();
 if (methods != null) {
 for (Method m : methods) {
 if (dumpMethodCode_method != null) {
 try {
 dumpMethodCode_method.invoke(null, m);
 } catch (Exception e) {
 e.printStackTrace();
 continue;
 } catch (Error e) {
 e.printStackTrace();
 continue;
 }
 } else {
 Log.e(CKCatTAG, "dumpMethodCode_method is null ");
 }
 }
 }
 } catch (Exception e) {
 e.printStackTrace();
 } catch (Error e) {
 e.printStackTrace();
 }
 }
 }
 
 public static void fart(){
 //获取当前 classloader
 ClassLoader appClassloader = getClassLoader();
 List<Object> dexFieldsArray = new ArrayList<Object>();
 
 // 获取 pathList 字段
 Field pathList_Field = (Field)getClassField(appClassloader,
 "dalvik.system.BaseDexClassLoader", "pathList");
 Object pathList_object = getFieldObject("dalvik.system.BaseDexClassLoader",
 appClassloader, "pathList");
 
 // 获取 dexElements
 Object[] dexElements = (Object[]) getFieldObject("dalvik.system.DexPathList",
 pathList_object, "dexElements");
 
 Field dexFile_Field = null;
 try {
 dexFile_Field = (Field)getClassField(appClassloader,
 "dalvik.system.DexPathList$Element", "dexFile");
 } catch (Exception e) {
 e.printStackTrace();
 }
 
 Class dexFileClazz = null;
 try {
 dexFileClazz = appClassloader.loadClass("dalvik.system.DexFile");
 } catch (Exception e) {
 e.printStackTrace();
 }
 
 Method getClassNameList_Method = null;
 Method defineClass_Method = null;
 Method dumpMethodCode_Method = null;
 // 通过反射获取获取 dumpMethodCode
 for (Method method : dexFileClazz.getDeclaredMethods()){
 if (method.getName().equals("getClassNameList")) {
 getClassNameList_Method = method;
 getClassNameList_Method.setAccessible(true);
 }
 if (method.getName().equals("defineClassNative")) {
 defineClass_Method = method;
 defineClass_Method.setAccessible(true);
 }
 if (method.getName().equals("dumpMethodCode")) {
 dumpMethodCode_Method = method;
 dumpMethodCode_Method.setAccessible(true);
 }
 }
 
 // 获取 mCookie
 Field mCookieField = getClassField(appClassloader, "dalvik.system.DexFile", "mCookie");
 for (int i = 0; i < dexElements.length; i++) {
 Object element = dexElements[i];
 Object dexfile = null;
 try {
 dexfile = (Object)dexFile_Field.get(element);
 } catch (Exception e) {
 e.printStackTrace();
 }
 
 if (dexfile == null) {
 continue;
 }
 
 if(dexfile != null){
 dexFieldsArray.add(dexfile);
 Object mCookie = getClassFieldObject(appClassloader,
 "dalvik.system.DexFile", dexfile, "mCookie");
 if (mCookie == null) {
 continue;
 }
 
 String[] classNames = null;
 try {
 classNames = (String[])getClassNameList_Method.invoke(dexfile, mCookie);
 } catch (Exception e) {
 e.printStackTrace();
 continue;
 } catch (Error e) {
 e.printStackTrace();
 continue;
 }
 
 if (classNames != null) {
 for(String eachClassName: classNames){
 // 执行主动调用
 loadClassAndInvoke(appClassloader, eachClassName, dumpMethodCode_Method);
 }
 }
 }
 }
 
 }
 
 public static void fartthread(){
 new Thread(new Runnable(){
 
 @Override
 public void run(){
 try{
 Log.e(CKCatTAG, "start sleep,wait for fartthread start......");
 Thread.sleep(1*60*1000);
 }catch(InterruptedException e){
 e.printStackTrace();
 }
 Log.e(CKCatTAG, "sleep over and start fartthread");
 fart();
 Log.e(CKCatTAG, "fart run over");
 }
 });
 }
 // add end
 
 /**  Core implementation of activity launch. */
 private Activity performLaunchActivity(ActivityClientRecord r, Intent customIntent) {
 
 ...
 // add start
 fartthread();
 // add end
 return activity;
 }
 
 |