diff --git a/oplus-fwk/src/android/app/OplusActivityManager.java b/oplus-fwk/src/android/app/OplusActivityManager.java
new file mode 100644
index 0000000..3d51afc
--- /dev/null
+++ b/oplus-fwk/src/android/app/OplusActivityManager.java
@@ -0,0 +1,25 @@
+package android.app;
+
+import android.os.RemoteException;
+
+import com.oplus.app.OplusAppInfo;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class OplusActivityManager {
+
+    private static OplusActivityManager sOplusActivityManager = null;
+    private static ArrayList<OplusAppInfo> sTopAppInfos = new ArrayList<OplusAppInfo>();
+
+    public static OplusActivityManager getInstance() {
+        if (sOplusActivityManager == null) {
+            sOplusActivityManager = new OplusActivityManager();
+        }
+        return sOplusActivityManager;
+    }
+
+    public List<OplusAppInfo> getAllTopAppInfos() throws RemoteException {
+        return (ArrayList<OplusAppInfo>) sTopAppInfos.clone();
+    }
+}
diff --git a/oplus-fwk/src/android/app/OplusWhiteListManager.java b/oplus-fwk/src/android/app/OplusWhiteListManager.java
new file mode 100644
index 0000000..6c6d1e5
--- /dev/null
+++ b/oplus-fwk/src/android/app/OplusWhiteListManager.java
@@ -0,0 +1,18 @@
+package android.app;
+
+import android.content.Context;
+
+import java.util.ArrayList;
+
+public class OplusWhiteListManager {
+
+    public OplusWhiteListManager(Context context) {}
+
+    public ArrayList<String> getStageProtectListFromPkg(String calledPkg, int type) {
+        return new ArrayList<>();
+    }
+
+    public void addStageProtectInfo(String pkg, long timeout) {}
+
+    public void removeStageProtectInfo(String pkg) {}
+}
diff --git a/oplus-fwk/src/android/app/job/IJobInfoExt.java b/oplus-fwk/src/android/app/job/IJobInfoExt.java
new file mode 100644
index 0000000..d8b96e9
--- /dev/null
+++ b/oplus-fwk/src/android/app/job/IJobInfoExt.java
@@ -0,0 +1,43 @@
+package android.app.job;
+
+public interface IJobInfoExt {
+
+    public final class JobBuilderExt {
+
+        public boolean mIsOplusJob;
+
+        public JobBuilderExt setRequiresBattIdle(boolean requiresBattIdle, int extra) {
+            return this;
+        }
+    }
+
+    default boolean getBooleanConstraint(String type, boolean defValue) {
+        return defValue;
+    }
+
+    default String getStringConstraint(String type, String defValue) {
+        return defValue;
+    }
+
+    default int getIntConstraint(String type, int defValue) {
+        return defValue;
+    }
+
+    default long getLongConstraint(String type, long defValue) {
+        return defValue;
+    }
+
+    default void setBooleanConstraint(String type, boolean value) {}
+
+    default void setStringConstraint(String type, String value) {}
+
+    default void setIntConstraint(String type, int value) {}
+
+    default void setLongConstraint(JobInfo job, String type, long value) {}
+
+    default void initJobInfo(Object in) {}
+
+    default void initJobInfoPure(JobBuilderExt jobBuilderExt) {}
+
+    default void writeToParcelJobInfo(Object out, int flags) {}
+}
diff --git a/oplus-fwk/src/android/view/OplusWindowManager.java b/oplus-fwk/src/android/view/OplusWindowManager.java
new file mode 100644
index 0000000..d087364
--- /dev/null
+++ b/oplus-fwk/src/android/view/OplusWindowManager.java
@@ -0,0 +1,8 @@
+package android.view;
+
+public class OplusWindowManager {
+
+    public OplusWindowManager() {}
+
+    public void requestKeyguard(String command) {}
+}
diff --git a/oplus-fwk/src/com/oplus/app/OplusAppEnterInfo.java b/oplus-fwk/src/com/oplus/app/OplusAppEnterInfo.java
new file mode 100644
index 0000000..b86bd9e
--- /dev/null
+++ b/oplus-fwk/src/com/oplus/app/OplusAppEnterInfo.java
@@ -0,0 +1,6 @@
+package com.oplus.app;
+
+public class OplusAppEnterInfo {
+
+    public OplusAppEnterInfo() {}
+}
diff --git a/oplus-fwk/src/com/oplus/app/OplusAppExitInfo.java b/oplus-fwk/src/com/oplus/app/OplusAppExitInfo.java
new file mode 100644
index 0000000..7517a98
--- /dev/null
+++ b/oplus-fwk/src/com/oplus/app/OplusAppExitInfo.java
@@ -0,0 +1,6 @@
+package com.oplus.app;
+
+public class OplusAppExitInfo {
+
+    public OplusAppExitInfo() {}
+}
diff --git a/oplus-fwk/src/com/oplus/app/OplusAppInfo.java b/oplus-fwk/src/com/oplus/app/OplusAppInfo.java
new file mode 100644
index 0000000..e5f63af
--- /dev/null
+++ b/oplus-fwk/src/com/oplus/app/OplusAppInfo.java
@@ -0,0 +1,6 @@
+package com.oplus.app;
+
+public class OplusAppInfo {
+
+    public OplusAppInfo() {}
+}
diff --git a/oplus-fwk/src/com/oplus/app/OplusAppSwitchConfig.java b/oplus-fwk/src/com/oplus/app/OplusAppSwitchConfig.java
new file mode 100644
index 0000000..c7b5da0
--- /dev/null
+++ b/oplus-fwk/src/com/oplus/app/OplusAppSwitchConfig.java
@@ -0,0 +1,8 @@
+package com.oplus.app;
+
+import java.util.List;
+
+public class OplusAppSwitchConfig {
+
+    public void addAppConfig(int type, List<String> list) {}
+}
diff --git a/oplus-fwk/src/com/oplus/app/OplusAppSwitchManager.java b/oplus-fwk/src/com/oplus/app/OplusAppSwitchManager.java
new file mode 100644
index 0000000..b120b85
--- /dev/null
+++ b/oplus-fwk/src/com/oplus/app/OplusAppSwitchManager.java
@@ -0,0 +1,37 @@
+package com.oplus.app;
+
+import android.content.Context;
+
+public class OplusAppSwitchManager {
+
+    private static OplusAppSwitchManager sOplusAppSwitchManager = null;
+
+    public static int APP_SWITCH_VERSION = 1;
+
+    public static OplusAppSwitchManager getInstance() {
+        if (sOplusAppSwitchManager == null) {
+            sOplusAppSwitchManager = new OplusAppSwitchManager();
+        }
+        return sOplusAppSwitchManager;
+    }
+
+    public boolean registerAppSwitchObserver(Context context,
+            OnAppSwitchObserver observer, OplusAppSwitchConfig config) {
+        return true;
+    }
+
+    public boolean unregisterAppSwitchObserver(Context context, OnAppSwitchObserver observer) {
+        return true;
+    }
+
+    public interface OnAppSwitchObserver {
+
+        void onActivityEnter(OplusAppEnterInfo oplusAppEnterInfo);
+
+        void onActivityExit(OplusAppExitInfo oplusAppExitInfo);
+
+        void onAppEnter(OplusAppEnterInfo oplusAppEnterInfo);
+
+        void onAppExit(OplusAppExitInfo oplusAppExitInfo);
+    }
+}
diff --git a/oplus-fwk/src/com/oplus/orms/OplusResourceManager.java b/oplus-fwk/src/com/oplus/orms/OplusResourceManager.java
new file mode 100644
index 0000000..6c75b27
--- /dev/null
+++ b/oplus-fwk/src/com/oplus/orms/OplusResourceManager.java
@@ -0,0 +1,19 @@
+package com.oplus.orms;
+
+import com.oplus.orms.info.OrmsSaParam;
+
+public class OplusResourceManager {
+
+    private static OplusResourceManager sOplusResourceManager = null;
+
+    public static OplusResourceManager getInstance(Class clazz) {
+        if (sOplusResourceManager == null) {
+            sOplusResourceManager = new OplusResourceManager();
+        }
+        return sOplusResourceManager;
+    }
+
+    public long ormsSetSceneAction(OrmsSaParam ormsSaParam) {
+        return -1L;
+    }
+}
diff --git a/oplus-fwk/src/com/oplus/orms/info/OrmsSaParam.java b/oplus-fwk/src/com/oplus/orms/info/OrmsSaParam.java
new file mode 100644
index 0000000..ade8296
--- /dev/null
+++ b/oplus-fwk/src/com/oplus/orms/info/OrmsSaParam.java
@@ -0,0 +1,8 @@
+package com.oplus.orms.info;
+
+public class OrmsSaParam {
+
+    public OrmsSaParam() {}
+
+    public OrmsSaParam(String scene, String action, int timeout) {}
+}
diff --git a/oplus-fwk/src/com/oplus/os/OplusBuild.java b/oplus-fwk/src/com/oplus/os/OplusBuild.java
new file mode 100644
index 0000000..f2647ca
--- /dev/null
+++ b/oplus-fwk/src/com/oplus/os/OplusBuild.java
@@ -0,0 +1,8 @@
+package com.oplus.os;
+
+public class OplusBuild {
+
+    public static int getOplusOSVERSION() {
+        return 23;
+    }
+}
diff --git a/oplus-fwk/src/com/oplus/os/OplusUsbEnvironment.java b/oplus-fwk/src/com/oplus/os/OplusUsbEnvironment.java
new file mode 100644
index 0000000..19ac5b4
--- /dev/null
+++ b/oplus-fwk/src/com/oplus/os/OplusUsbEnvironment.java
@@ -0,0 +1,105 @@
+package com.oplus.os;
+
+import android.content.Context;
+import android.os.Environment;
+import android.os.RemoteException;
+import android.os.ServiceManager;
+import android.os.UserHandle;
+import android.os.storage.DiskInfo;
+import android.os.storage.IStorageManager;
+import android.os.storage.StorageManager;
+import android.os.storage.VolumeInfo;
+import android.util.Log;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class OplusUsbEnvironment extends Environment {
+
+    private static final String TAG = "OplusUsbEnvironment";
+    private static final String DEFAULT_INTERNAL_PATH = "/storage/emulated/0";
+
+    private static IStorageManager sMountService = null;
+    private static Object sLock = new Object();
+    private static String sExternalSdDir = null;
+    private static String sInternalSdDir = DEFAULT_INTERNAL_PATH;
+    private static ArrayList<String> sOtgPathes = new ArrayList<>();
+
+    private static void update(Context context) {
+        if (sMountService == null) {
+            sMountService = IStorageManager.Stub.asInterface(ServiceManager.getService("mount"));
+        }
+        getVolumes();
+    }
+
+    public static String getExternalPath(Context context) {
+        String path;
+        synchronized (sLock) {
+            update(context);
+            path = sExternalSdDir;
+        }
+        return path;
+    }
+
+    public static String getInternalPath(Context context) {
+        String path;
+        synchronized (sLock) {
+            update(context);
+            path = sInternalSdDir;
+        }
+        return path;
+    }
+
+    public static List<String> getOtgPath(Context context) {
+        synchronized (sLock) {
+            update(context);
+            if (sOtgPathes == null) {
+                return null;
+            }
+            return (ArrayList<String>) sOtgPathes.clone();
+        }
+    }
+
+    public static void getVolumes() {
+        if (sMountService == null) {
+            Log.e(TAG, "getVolumes: sMountService is null!!!");
+            return;
+        }
+        try {
+            final VolumeInfo[] vols = sMountService.getVolumes(0);
+            sExternalSdDir = null;
+            sOtgPathes.clear();
+            for (VolumeInfo vol : vols) {
+                final String path = vol.path;
+                if (vol.type == 2) {
+                    final int userId = UserHandle.myUserId();
+                    if (path != null) {
+                        sInternalSdDir = path.concat("/").concat(Integer.toString(userId));
+                    }
+                } else {
+                    final DiskInfo diskInfo = vol.getDisk();
+                    if (diskInfo != null) {
+                        if (diskInfo.isSd() && path != null) {
+                            sExternalSdDir = path;
+                        }
+                        if (diskInfo.isUsb() && path != null && !sOtgPathes.contains(path)) {
+                            sOtgPathes.add(path);
+                        }
+                    }
+                }
+            }
+        } catch (RemoteException e) {
+        }
+    }
+
+    public static boolean isVolumeMounted(Context context, String path) {
+        synchronized (sLock) {
+            update(context);
+        }
+        final StorageManager sm = (StorageManager) context.getSystemService("storage");
+        if (path == null || sm == null) {
+            return false;
+        }
+        return "mounted".equals(sm.getVolumeState(path));
+    }
+}
diff --git a/oplus-fwk/src/com/oplus/screenshot/OplusLongshotCustomController.java b/oplus-fwk/src/com/oplus/screenshot/OplusLongshotCustomController.java
new file mode 100644
index 0000000..c42eb2e
--- /dev/null
+++ b/oplus-fwk/src/com/oplus/screenshot/OplusLongshotCustomController.java
@@ -0,0 +1,6 @@
+package com.oplus.screenshot;
+
+public class OplusLongshotCustomController {
+
+    public OplusLongshotCustomController(OplusLongshotViewBase view, String source) {}
+}
diff --git a/oplus-fwk/src/com/oplus/screenshot/OplusLongshotViewBase.java b/oplus-fwk/src/com/oplus/screenshot/OplusLongshotViewBase.java
new file mode 100644
index 0000000..24c276c
--- /dev/null
+++ b/oplus-fwk/src/com/oplus/screenshot/OplusLongshotViewBase.java
@@ -0,0 +1,20 @@
+package com.oplus.screenshot;
+
+import android.content.Context;
+
+public interface OplusLongshotViewBase {
+
+    boolean canLongScroll();
+
+    int computeLongScrollExtent();
+
+    int computeLongScrollOffset();
+
+    int computeLongScrollRange();
+
+    boolean findViewsLongshotInfo(OplusLongshowViewInfo oplusLongshowViewInfo);
+
+    Context getContext();
+
+    boolean isLongshotVisibleToUser();
+}
diff --git a/oplus-fwk/src/com/oplus/screenshot/OplusLongshowViewInfo.java b/oplus-fwk/src/com/oplus/screenshot/OplusLongshowViewInfo.java
new file mode 100644
index 0000000..4c83c66
--- /dev/null
+++ b/oplus-fwk/src/com/oplus/screenshot/OplusLongshowViewInfo.java
@@ -0,0 +1,6 @@
+package com.oplus.screenshot;
+
+public class OplusLongshowViewInfo {
+
+    public OplusLongshowViewInfo() {}
+}
diff --git a/oplus-fwk/src/com/oplus/util/OplusChangeTextUtil.java b/oplus-fwk/src/com/oplus/util/OplusChangeTextUtil.java
new file mode 100644
index 0000000..fe8872a
--- /dev/null
+++ b/oplus-fwk/src/com/oplus/util/OplusChangeTextUtil.java
@@ -0,0 +1,52 @@
+package com.oplus.util;
+
+public class OplusChangeTextUtil {
+
+    private static final String TAG = "OplusChangeTextUtil";
+
+    private static final float H1 = 0.9f;
+    private static final float H2 = 1.0f;
+    private static final float H3 = 1.1f;
+    private static final float H4 = 1.25f;
+    private static final float H5 = 1.45f;
+    private static final float H6 = 1.65f;
+
+    public static final int G1 = 1;
+    public static final int G2 = 2;
+    public static final int G3 = 3;
+    public static final int G4 = 4;
+    public static final int G5 = 5;
+    public static final int G6 = 6;
+
+    public static final float[] SCALE_LEVEL = {H1, H2, H3, H4, H5, H6};
+
+    public static float getSuitableFontSize(float textSize, float scale, int level) {
+        if (level < 2) {
+            return textSize;
+        }
+        if (level > SCALE_LEVEL.length) {
+            level = SCALE_LEVEL.length;
+        }
+        final float textSizeNoScale = textSize / scale;
+        switch (level) {
+            case G2:
+                if (scale < H3) {
+                    return H2 * textSizeNoScale;
+                }
+                return H3 * textSizeNoScale;
+            case G3:
+                if (scale < H3) {
+                    return H2 * textSizeNoScale;
+                }
+                if (scale < H5) {
+                    return H3 * textSizeNoScale;
+                }
+                return H4 * textSizeNoScale;
+            default:
+                if (scale > SCALE_LEVEL[level - 1]) {
+                    return SCALE_LEVEL[level - 1] * textSizeNoScale;
+                }
+                return textSizeNoScale * scale;
+        }
+    }
+}
diff --git a/oplus-fwk/src/com/oplus/util/OplusNetworkUtil.java b/oplus-fwk/src/com/oplus/util/OplusNetworkUtil.java
new file mode 100644
index 0000000..cd2ef59
--- /dev/null
+++ b/oplus-fwk/src/com/oplus/util/OplusNetworkUtil.java
@@ -0,0 +1,40 @@
+package com.oplus.util;
+
+import android.content.Context;
+import android.content.Intent;
+import android.net.ConnectivityManager;
+import android.net.NetworkInfo;
+import android.net.Uri;
+
+public class OplusNetworkUtil {
+
+    private static final String DEFAULT_HTTP_URI = "http://connectivitycheck.gstatic.com/generate_204";
+
+    public static boolean isWifiConnected(Context context) {
+        final ConnectivityManager cm = context.getSystemService(ConnectivityManager.class);
+        if (cm != null) {
+            return cm.getNetworkInfo(ConnectivityManager.TYPE_WIFI).getState()
+                    == NetworkInfo.State.CONNECTED;
+        }
+        return false;
+    }
+
+    public static boolean isMobileDataConnected(Context context) {
+        final ConnectivityManager cm = context.getSystemService(ConnectivityManager.class);
+        if (cm != null) {
+            return cm.getNetworkInfo(ConnectivityManager.TYPE_MOBILE).getState()
+                    == NetworkInfo.State.CONNECTED;
+        }
+        return false;
+    }
+
+    public static void onClickLoginBtn(Context context) {
+        final Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(DEFAULT_HTTP_URI));
+        intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT);
+        context.startActivity(intent);
+    }
+
+    public static int getErrorString(Context context, String url) {
+        return 1;
+    }
+}
diff --git a/oplus-fwk/src/com/oplus/zoomwindow/IOplusZoomWindowObserver.aidl b/oplus-fwk/src/com/oplus/zoomwindow/IOplusZoomWindowObserver.aidl
new file mode 100644
index 0000000..660dd74
--- /dev/null
+++ b/oplus-fwk/src/com/oplus/zoomwindow/IOplusZoomWindowObserver.aidl
@@ -0,0 +1,11 @@
+package com.oplus.zoomwindow;
+
+import com.oplus.zoomwindow.OplusZoomWindowInfo;
+
+interface IOplusZoomWindowObserver {
+
+    void onInputMethodChanged(boolean z);
+    void onZoomWindowDied(String str);
+    void onZoomWindowHide(inout OplusZoomWindowInfo oplusZoomWindowInfo);
+    void onZoomWindowShow(inout OplusZoomWindowInfo oplusZoomWindowInfo);
+}
diff --git a/oplus-fwk/src/com/oplus/zoomwindow/OplusZoomWindowInfo.aidl b/oplus-fwk/src/com/oplus/zoomwindow/OplusZoomWindowInfo.aidl
new file mode 100644
index 0000000..077f18d
--- /dev/null
+++ b/oplus-fwk/src/com/oplus/zoomwindow/OplusZoomWindowInfo.aidl
@@ -0,0 +1,3 @@
+package com.oplus.zoomwindow;
+
+parcelable OplusZoomWindowInfo;
diff --git a/oplus-fwk/src/com/oplus/zoomwindow/OplusZoomWindowInfo.java b/oplus-fwk/src/com/oplus/zoomwindow/OplusZoomWindowInfo.java
new file mode 100644
index 0000000..682a8b6
--- /dev/null
+++ b/oplus-fwk/src/com/oplus/zoomwindow/OplusZoomWindowInfo.java
@@ -0,0 +1,37 @@
+package com.oplus.zoomwindow;
+
+import android.os.Parcel;
+import android.os.Parcelable;
+
+public class OplusZoomWindowInfo implements Parcelable {
+
+    public static final Parcelable.Creator<OplusZoomWindowInfo> CREATOR =
+            new Parcelable.Creator<OplusZoomWindowInfo>() {
+
+        @Override
+        public OplusZoomWindowInfo createFromParcel(Parcel source) {
+            return new OplusZoomWindowInfo(source);
+        }
+
+        @Override
+        public OplusZoomWindowInfo[] newArray(int size) {
+            return new OplusZoomWindowInfo[size];
+        }
+    };
+
+    public OplusZoomWindowInfo() {}
+
+    public OplusZoomWindowInfo(Parcel in) {}
+
+    public OplusZoomWindowInfo(OplusZoomWindowInfo in) {}
+
+    @Override
+    public int describeContents() {
+        return 0;
+    }
+
+    @Override
+    public void writeToParcel(Parcel dest, int flags) {}
+
+    public void readFromParcel(Parcel in) {}
+}
diff --git a/oplus-fwk/src/com/oplus/zoomwindow/OplusZoomWindowManager.java b/oplus-fwk/src/com/oplus/zoomwindow/OplusZoomWindowManager.java
new file mode 100644
index 0000000..6075256
--- /dev/null
+++ b/oplus-fwk/src/com/oplus/zoomwindow/OplusZoomWindowManager.java
@@ -0,0 +1,21 @@
+package com.oplus.zoomwindow;
+
+public class OplusZoomWindowManager {
+
+    public static OplusZoomWindowManager sOplusZoomWindowManager = null;
+
+    public static OplusZoomWindowManager getInstance() {
+        if (sOplusZoomWindowManager == null) {
+            sOplusZoomWindowManager = new OplusZoomWindowManager();
+        }
+        return sOplusZoomWindowManager;
+    }
+
+    public boolean registerZoomWindowObserver(IOplusZoomWindowObserver observer) {
+        return false;
+    }
+
+    public boolean unregisterZoomWindowObserver(IOplusZoomWindowObserver observer) {
+        return false;
+    }
+}
diff --git a/oplus-fwk/src/net/oneplus/odm/OpDeviceManagerInjector.java b/oplus-fwk/src/net/oneplus/odm/OpDeviceManagerInjector.java
new file mode 100644
index 0000000..b03a3a2
--- /dev/null
+++ b/oplus-fwk/src/net/oneplus/odm/OpDeviceManagerInjector.java
@@ -0,0 +1,19 @@
+package net.oneplus.odm;
+
+import android.content.Context;
+
+import java.util.Map;
+
+public class OpDeviceManagerInjector {
+
+    private static OpDeviceManagerInjector sOpDeviceManagerInjector = null;
+
+    public void preserveAppData(Context a, String b, Map c, Map d) {}
+
+    public static OpDeviceManagerInjector getInstance() {
+        if (sOpDeviceManagerInjector == null) {
+            sOpDeviceManagerInjector = new OpDeviceManagerInjector();
+        }
+        return sOpDeviceManagerInjector;
+    }
+}
diff --git a/sepolicy/qti/private/property_contexts b/sepolicy/qti/private/property_contexts
index 3e91d4f..78955cf 100644
--- a/sepolicy/qti/private/property_contexts
+++ b/sepolicy/qti/private/property_contexts
@@ -10,14 +10,12 @@ persist.sys.oplus.autotest.    u:object_r:exported_system_prop:s0
 persist.sys.bt.a2dp.pendingtime    u:object_r:exported_system_prop:s0
 
 # Camera
-
 NA                                     u:object_r:exported_system_prop:s0
-cam.algo.                        u:object_r:exported_system_prop:s0
-com.oplus.camera.                u:object_r:exported_system_prop:s0
+cam.algo.                              u:object_r:exported_system_prop:s0
+com.oplus.camera.                      u:object_r:exported_system_prop:s0
 oplus.camera.                          u:object_r:exported_system_prop:s0
 oppo.camera.                           u:object_r:exported_system_prop:s0
 persist.camera.                        u:object_r:exported_system_prop:s0
-persist.camera.                  u:object_r:exported_system_prop:s0
 persist.sys.camera.lao.enable          u:object_r:exported_system_prop:s0
 persist.vendor.aps.debug.framenum      u:object_r:exported_system_prop:s0
 persist.vendor.apsSN.algo.enable       u:object_r:exported_system_prop:s0