xposed模块代码——得到所有已经安装的应用程序

findAndHookMethod("android.app.ApplicationPackageManager", loadPackageParam.classLoader, "getInstalledApplications", int.class, new XC_MethodHook() {
    @Override
    protected void afterHookedMethod(MethodHookParam param) throws Throwable {
        @SuppressWarnings("unchecked") 
        List applicationInfoList = (List) param.getResult();
    }
});