Merge "Move State to a separate file."

18 files changed, 188 insertions, 176 deletions

diff --git a/packages/DocumentsUI/src/com/android/documentsui/BaseActivity.java b/packages/DocumentsUI/src/com/android/documentsui/BaseActivity.java
index 1585908e5639..c8ec4dc2c510 100644
--- a/packages/DocumentsUI/src/com/android/documentsui/BaseActivity.java
+++ b/packages/DocumentsUI/src/com/android/documentsui/BaseActivity.java
@@ -33,14 +33,11 @@ import android.database.Cursor;
 import android.net.Uri;
 import android.os.AsyncTask;
 import android.os.Bundle;
-import android.os.Parcel;
-import android.os.Parcelable;
 import android.provider.DocumentsContract;
 import android.provider.DocumentsContract.Root;
 import android.support.annotation.LayoutRes;
 import android.support.annotation.Nullable;
 import android.util.Log;
-import android.util.SparseArray;
 import android.view.LayoutInflater;
 import android.view.Menu;
 import android.view.MenuItem;
@@ -67,7 +64,6 @@ import java.io.FileNotFoundException;
 import java.io.IOException;
 import java.util.ArrayList;
 import java.util.Collection;
-import java.util.HashMap;
 import java.util.List;
 import java.util.concurrent.Executor;
 
@@ -367,129 +363,6 @@ abstract class BaseActivity extends Activity {
         public static String EXTRA_DIRECTORY_COPY = "com.android.documentsui.DIRECTORY_COPY";
     }
 
-    public static class State implements android.os.Parcelable {
-        public int action;
-        public String[] acceptMimes;
-
-        /** Explicit user choice */
-        public int userMode = MODE_UNKNOWN;
-        /** Derived after loader */
-        public int derivedMode = MODE_LIST;
-
-        /** Explicit user choice */
-        public int userSortOrder = SORT_ORDER_UNKNOWN;
-        /** Derived after loader */
-        public int derivedSortOrder = SORT_ORDER_DISPLAY_NAME;
-
-        public boolean allowMultiple;
-        public boolean forceSize ;
-        public boolean showSize;
-        public boolean localOnly ;
-        public boolean forceAdvanced ;
-        public boolean showAdvanced ;
-        public boolean stackTouched ;
-        public boolean restored ;
-        public boolean directoryCopy ;
-        /** Transfer mode for file copy/move operations. */
-        public int transferMode;
-
-        /** Current user navigation stack; empty implies recents. */
-        public DocumentStack stack = new DocumentStack();
-        /** Currently active search, overriding any stack. */
-        public String currentSearch;
-
-        /** Instance state for every shown directory */
-        public HashMap<String, SparseArray<Parcelable>> dirState = new HashMap<>();
-
-        /** Currently copying file */
-        public List<DocumentInfo> selectedDocumentsForCopy = new ArrayList<DocumentInfo>();
-
-        /** Name of the package that started DocsUI */
-        public List<String> excludedAuthorities = new ArrayList<>();
-
-        public static final int ACTION_OPEN = 1;
-        public static final int ACTION_CREATE = 2;
-        public static final int ACTION_GET_CONTENT = 3;
-        public static final int ACTION_OPEN_TREE = 4;
-        public static final int ACTION_MANAGE = 5;
-        public static final int ACTION_BROWSE = 6;
-        public static final int ACTION_OPEN_COPY_DESTINATION = 8;
-
-        public static final int MODE_UNKNOWN = 0;
-        public static final int MODE_LIST = 1;
-        public static final int MODE_GRID = 2;
-
-        public static final int SORT_ORDER_UNKNOWN = 0;
-        public static final int SORT_ORDER_DISPLAY_NAME = 1;
-        public static final int SORT_ORDER_LAST_MODIFIED = 2;
-        public static final int SORT_ORDER_SIZE = 3;
-
-        public void initAcceptMimes(Intent intent) {
-            if (intent.hasExtra(Intent.EXTRA_MIME_TYPES)) {
-                acceptMimes = intent.getStringArrayExtra(Intent.EXTRA_MIME_TYPES);
-            } else {
-                String glob = intent.getType();
-                acceptMimes = new String[] { glob != null ? glob : "*/*" };
-            }
-        }
-
-        @Override
-        public int describeContents() {
-            return 0;
-        }
-
-        @Override
-        public void writeToParcel(Parcel out, int flags) {
-            out.writeInt(action);
-            out.writeInt(userMode);
-            out.writeStringArray(acceptMimes);
-            out.writeInt(userSortOrder);
-            out.writeInt(allowMultiple ? 1 : 0);
-            out.writeInt(forceSize ? 1 : 0);
-            out.writeInt(showSize ? 1 : 0);
-            out.writeInt(localOnly ? 1 : 0);
-            out.writeInt(forceAdvanced ? 1 : 0);
-            out.writeInt(showAdvanced ? 1 : 0);
-            out.writeInt(stackTouched ? 1 : 0);
-            out.writeInt(restored ? 1 : 0);
-            DurableUtils.writeToParcel(out, stack);
-            out.writeString(currentSearch);
-            out.writeMap(dirState);
-            out.writeList(selectedDocumentsForCopy);
-            out.writeList(excludedAuthorities);
-        }
-
-        public static final Creator<State> CREATOR = new Creator<State>() {
-            @Override
-            public State createFromParcel(Parcel in) {
-                final State state = new State();
-                state.action = in.readInt();
-                state.userMode = in.readInt();
-                state.acceptMimes = in.readStringArray();
-                state.userSortOrder = in.readInt();
-                state.allowMultiple = in.readInt() != 0;
-                state.forceSize = in.readInt() != 0;
-                state.showSize = in.readInt() != 0;
-                state.localOnly = in.readInt() != 0;
-                state.forceAdvanced = in.readInt() != 0;
-                state.showAdvanced = in.readInt() != 0;
-                state.stackTouched = in.readInt() != 0;
-                state.restored = in.readInt() != 0;
-                DurableUtils.readFromParcel(in, state.stack);
-                state.currentSearch = in.readString();
-                in.readMap(state.dirState, null);
-                in.readList(state.selectedDocumentsForCopy, null);
-                in.readList(state.excludedAuthorities, null);
-                return state;
-            }
-
-            @Override
-            public State[] newArray(int size) {
-                return new State[size];
-            }
-        };
-    }
-
     void setDisplayAdvancedDevices(boolean display) {
         State state = getDisplayState();
         LocalPreferences.setDisplayAdvancedDevices(this, display);
diff --git a/packages/DocumentsUI/src/com/android/documentsui/CopyService.java b/packages/DocumentsUI/src/com/android/documentsui/CopyService.java
index f8ec8f114313..f1492dc7b185 100644
--- a/packages/DocumentsUI/src/com/android/documentsui/CopyService.java
+++ b/packages/DocumentsUI/src/com/android/documentsui/CopyService.java
@@ -16,6 +16,7 @@
 
 package com.android.documentsui;
 
+import static com.android.documentsui.Shared.DEBUG;
 import static com.android.documentsui.model.DocumentInfo.getCursorLong;
 import static com.android.documentsui.model.DocumentInfo.getCursorString;
 
@@ -56,7 +57,6 @@ import java.util.Objects;
 
 public class CopyService extends IntentService {
     public static final String TAG = "CopyService";
-    public static final boolean DEBUG = false;
 
     private static final String EXTRA_CANCEL = "com.android.documentsui.CANCEL";
     public static final String EXTRA_SRC_LIST = "com.android.documentsui.SRC_LIST";
diff --git a/packages/DocumentsUI/src/com/android/documentsui/DirectoryFragment.java b/packages/DocumentsUI/src/com/android/documentsui/DirectoryFragment.java
index 407601b3ee66..5eacf2132a3c 100644
--- a/packages/DocumentsUI/src/com/android/documentsui/DirectoryFragment.java
+++ b/packages/DocumentsUI/src/com/android/documentsui/DirectoryFragment.java
@@ -16,14 +16,15 @@
 
 package com.android.documentsui;
 
-import static com.android.documentsui.BaseActivity.State.ACTION_BROWSE;
-import static com.android.documentsui.BaseActivity.State.ACTION_CREATE;
-import static com.android.documentsui.BaseActivity.State.ACTION_MANAGE;
-import static com.android.documentsui.BaseActivity.State.MODE_GRID;
-import static com.android.documentsui.BaseActivity.State.MODE_LIST;
-import static com.android.documentsui.BaseActivity.State.MODE_UNKNOWN;
-import static com.android.documentsui.BaseActivity.State.SORT_ORDER_UNKNOWN;
+import static com.android.documentsui.Shared.DEBUG;
 import static com.android.documentsui.Shared.TAG;
+import static com.android.documentsui.State.ACTION_BROWSE;
+import static com.android.documentsui.State.ACTION_CREATE;
+import static com.android.documentsui.State.ACTION_MANAGE;
+import static com.android.documentsui.State.MODE_GRID;
+import static com.android.documentsui.State.MODE_LIST;
+import static com.android.documentsui.State.MODE_UNKNOWN;
+import static com.android.documentsui.State.SORT_ORDER_UNKNOWN;
 import static com.android.documentsui.model.DocumentInfo.getCursorInt;
 import static com.android.documentsui.model.DocumentInfo.getCursorLong;
 import static com.android.documentsui.model.DocumentInfo.getCursorString;
@@ -93,7 +94,6 @@ import android.widget.TextView;
 import android.widget.Toast;
 
 import com.android.documentsui.BaseActivity.DocumentContext;
-import com.android.documentsui.BaseActivity.State;
 import com.android.documentsui.MultiSelectManager.Selection;
 import com.android.documentsui.ProviderExecutor.Preemptable;
 import com.android.documentsui.RecentsProvider.StateColumns;
@@ -124,7 +124,6 @@ public class DirectoryFragment extends Fragment {
     public static final int REQUEST_COPY_DESTINATION = 1;
 
     private static final int LOADER_ID = 42;
-    private static final boolean DEBUG = false;
     private static final boolean DEBUG_ENABLE_DND = false;
 
     private static final String EXTRA_TYPE = "type";
diff --git a/packages/DocumentsUI/src/com/android/documentsui/DirectoryLoader.java b/packages/DocumentsUI/src/com/android/documentsui/DirectoryLoader.java
index 0edb2413b0ca..bb82b386aa12 100644
--- a/packages/DocumentsUI/src/com/android/documentsui/DirectoryLoader.java
+++ b/packages/DocumentsUI/src/com/android/documentsui/DirectoryLoader.java
@@ -16,12 +16,12 @@
 
 package com.android.documentsui;
 
-import static com.android.documentsui.BaseActivity.State.MODE_UNKNOWN;
-import static com.android.documentsui.BaseActivity.State.SORT_ORDER_DISPLAY_NAME;
-import static com.android.documentsui.BaseActivity.State.SORT_ORDER_LAST_MODIFIED;
-import static com.android.documentsui.BaseActivity.State.SORT_ORDER_SIZE;
-import static com.android.documentsui.BaseActivity.State.SORT_ORDER_UNKNOWN;
 import static com.android.documentsui.Shared.TAG;
+import static com.android.documentsui.State.MODE_UNKNOWN;
+import static com.android.documentsui.State.SORT_ORDER_DISPLAY_NAME;
+import static com.android.documentsui.State.SORT_ORDER_LAST_MODIFIED;
+import static com.android.documentsui.State.SORT_ORDER_SIZE;
+import static com.android.documentsui.State.SORT_ORDER_UNKNOWN;
 import static com.android.documentsui.model.DocumentInfo.getCursorInt;
 
 import android.content.AsyncTaskLoader;
@@ -37,7 +37,6 @@ import android.provider.DocumentsContract;
 import android.provider.DocumentsContract.Document;
 import android.util.Log;
 
-import com.android.documentsui.BaseActivity.State;
 import com.android.documentsui.RecentsProvider.StateColumns;
 import com.android.documentsui.model.DocumentInfo;
 import com.android.documentsui.model.RootInfo;
diff --git a/packages/DocumentsUI/src/com/android/documentsui/DocumentsActivity.java b/packages/DocumentsUI/src/com/android/documentsui/DocumentsActivity.java
index dbfcf407e6bd..4658fe366bd8 100644
--- a/packages/DocumentsUI/src/com/android/documentsui/DocumentsActivity.java
+++ b/packages/DocumentsUI/src/com/android/documentsui/DocumentsActivity.java
@@ -16,13 +16,12 @@
 
 package com.android.documentsui;
 
-import static com.android.documentsui.BaseActivity.State.ACTION_CREATE;
-import static com.android.documentsui.BaseActivity.State.ACTION_GET_CONTENT;
-import static com.android.documentsui.BaseActivity.State.ACTION_OPEN;
-import static com.android.documentsui.BaseActivity.State.ACTION_OPEN_COPY_DESTINATION;
-import static com.android.documentsui.BaseActivity.State.ACTION_OPEN_TREE;
-import static com.android.documentsui.DirectoryFragment.ANIM_DOWN;
 import static com.android.documentsui.DirectoryFragment.ANIM_NONE;
+import static com.android.documentsui.State.ACTION_CREATE;
+import static com.android.documentsui.State.ACTION_GET_CONTENT;
+import static com.android.documentsui.State.ACTION_OPEN;
+import static com.android.documentsui.State.ACTION_OPEN_COPY_DESTINATION;
+import static com.android.documentsui.State.ACTION_OPEN_TREE;
 
 import android.app.Activity;
 import android.app.Fragment;
diff --git a/packages/DocumentsUI/src/com/android/documentsui/IconUtils.java b/packages/DocumentsUI/src/com/android/documentsui/IconUtils.java
index ec1cb1de5c57..a1213d210b50 100644
--- a/packages/DocumentsUI/src/com/android/documentsui/IconUtils.java
+++ b/packages/DocumentsUI/src/com/android/documentsui/IconUtils.java
@@ -222,7 +222,7 @@ public class IconUtils {
                 return context.getDrawable(R.drawable.ic_doc_album);
             }
 
-            if (mode == BaseActivity.State.MODE_GRID) {
+            if (mode == State.MODE_GRID) {
                 return context.getDrawable(R.drawable.ic_grid_folder);
             } else {
                 return context.getDrawable(R.drawable.ic_doc_folder);
diff --git a/packages/DocumentsUI/src/com/android/documentsui/ManageRootActivity.java b/packages/DocumentsUI/src/com/android/documentsui/ManageRootActivity.java
index f5b1d8e67dd4..4754899b95cc 100644
--- a/packages/DocumentsUI/src/com/android/documentsui/ManageRootActivity.java
+++ b/packages/DocumentsUI/src/com/android/documentsui/ManageRootActivity.java
@@ -16,9 +16,8 @@
 
 package com.android.documentsui;
 
-import static com.android.documentsui.BaseActivity.State.ACTION_MANAGE;
-import static com.android.documentsui.DirectoryFragment.ANIM_DOWN;
 import static com.android.documentsui.DirectoryFragment.ANIM_NONE;
+import static com.android.documentsui.State.ACTION_MANAGE;
 
 import android.app.Activity;
 import android.app.Fragment;
diff --git a/packages/DocumentsUI/src/com/android/documentsui/PickFragment.java b/packages/DocumentsUI/src/com/android/documentsui/PickFragment.java
index 5f6a5e90e2c7..48e28dcfdd5c 100644
--- a/packages/DocumentsUI/src/com/android/documentsui/PickFragment.java
+++ b/packages/DocumentsUI/src/com/android/documentsui/PickFragment.java
@@ -21,7 +21,6 @@ import android.app.Fragment;
 import android.app.FragmentManager;
 import android.app.FragmentTransaction;
 import android.os.Bundle;
-import android.text.TextUtils;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
@@ -29,8 +28,6 @@ import android.widget.Button;
 
 import com.android.documentsui.model.DocumentInfo;
 
-import java.util.Locale;
-
 /**
  * Display pick confirmation bar, usually for selecting a directory.
  */
@@ -93,7 +90,7 @@ public class PickFragment extends Fragment {
     };
 
     /**
-     * @param action Which action defined in BaseActivity.State is the picker shown for.
+     * @param action Which action defined in State is the picker shown for.
      */
     public void setPickTarget(int action, int transferMode, DocumentInfo pickTarget) {
         mAction = action;
@@ -109,11 +106,11 @@ public class PickFragment extends Fragment {
      */
     private void updateView() {
         switch (mAction) {
-            case BaseActivity.State.ACTION_OPEN_TREE:
+            case State.ACTION_OPEN_TREE:
                 mPick.setText(R.string.button_select);
                 mCancel.setVisibility(View.GONE);
                 break;
-            case BaseActivity.State.ACTION_OPEN_COPY_DESTINATION:
+            case State.ACTION_OPEN_COPY_DESTINATION:
                 mPick.setText(R.string.button_copy);
                 mCancel.setVisibility(View.VISIBLE);
                 break;
@@ -123,7 +120,7 @@ public class PickFragment extends Fragment {
         }
 
         if (mPickTarget != null && (
-                mAction == BaseActivity.State.ACTION_OPEN_TREE ||
+                mAction == State.ACTION_OPEN_TREE ||
                 mPickTarget.isCreateSupported())) {
             mContainer.setVisibility(View.VISIBLE);
         } else {
diff --git a/packages/DocumentsUI/src/com/android/documentsui/QuickViewIntentBuilder.java b/packages/DocumentsUI/src/com/android/documentsui/QuickViewIntentBuilder.java
index 4685c41fc2b6..607cb951bf3f 100644
--- a/packages/DocumentsUI/src/com/android/documentsui/QuickViewIntentBuilder.java
+++ b/packages/DocumentsUI/src/com/android/documentsui/QuickViewIntentBuilder.java
@@ -16,6 +16,8 @@
 
 package com.android.documentsui;
 
+import static com.android.documentsui.Shared.DEBUG;
+import static com.android.documentsui.Shared.TAG;
 import static com.android.documentsui.model.DocumentInfo.getCursorString;
 
 import android.content.ClipData;
@@ -38,9 +40,6 @@ import com.android.documentsui.model.DocumentInfo;
  */
 final class QuickViewIntentBuilder {
 
-    private static final String TAG = "QvIntentBuilder";
-    private static final boolean DEBUG = false;
-
     private final DocumentInfo mDocument;
     private final DocumentContext mContext;
 
diff --git a/packages/DocumentsUI/src/com/android/documentsui/RecentLoader.java b/packages/DocumentsUI/src/com/android/documentsui/RecentLoader.java
index 1a7095a054c3..c2b64fb4317e 100644
--- a/packages/DocumentsUI/src/com/android/documentsui/RecentLoader.java
+++ b/packages/DocumentsUI/src/com/android/documentsui/RecentLoader.java
@@ -16,8 +16,9 @@
 
 package com.android.documentsui;
 
-import static com.android.documentsui.BaseActivity.State.SORT_ORDER_LAST_MODIFIED;
+import static com.android.documentsui.Shared.DEBUG;
 import static com.android.documentsui.Shared.TAG;
+import static com.android.documentsui.State.SORT_ORDER_LAST_MODIFIED;
 
 import android.app.ActivityManager;
 import android.content.AsyncTaskLoader;
@@ -34,7 +35,6 @@ import android.provider.DocumentsContract.Root;
 import android.text.format.DateUtils;
 import android.util.Log;
 
-import com.android.documentsui.BaseActivity.State;
 import com.android.documentsui.model.RootInfo;
 
 import com.google.common.util.concurrent.AbstractFuture;
@@ -53,8 +53,6 @@ import java.util.concurrent.Semaphore;
 import java.util.concurrent.TimeUnit;
 
 public class RecentLoader extends AsyncTaskLoader<DirectoryResult> {
-    private static final boolean DEBUG = false;
-
     // TODO: clean up cursor ownership so background thread doesn't traverse
     // previously returned cursors for filtering/sorting; this currently races
     // with the UI thread.
diff --git a/packages/DocumentsUI/src/com/android/documentsui/RecentsCreateFragment.java b/packages/DocumentsUI/src/com/android/documentsui/RecentsCreateFragment.java
index 681133156dca..cf682fa508fc 100644
--- a/packages/DocumentsUI/src/com/android/documentsui/RecentsCreateFragment.java
+++ b/packages/DocumentsUI/src/com/android/documentsui/RecentsCreateFragment.java
@@ -45,7 +45,6 @@ import android.view.ViewGroup;
 import android.widget.ImageView;
 import android.widget.TextView;
 
-import com.android.documentsui.BaseActivity.State;
 import com.android.documentsui.RecentsProvider.RecentColumns;
 import com.android.documentsui.model.DocumentStack;
 import com.android.documentsui.model.DurableUtils;
diff --git a/packages/DocumentsUI/src/com/android/documentsui/RecentsProvider.java b/packages/DocumentsUI/src/com/android/documentsui/RecentsProvider.java
index f6e434966a8a..82eb732002bb 100644
--- a/packages/DocumentsUI/src/com/android/documentsui/RecentsProvider.java
+++ b/packages/DocumentsUI/src/com/android/documentsui/RecentsProvider.java
@@ -39,6 +39,7 @@ import android.util.Log;
 import com.android.documentsui.model.DocumentStack;
 import com.android.documentsui.model.DurableUtils;
 import com.android.internal.util.Predicate;
+
 import com.google.android.collect.Sets;
 
 import libcore.io.IoUtils;
diff --git a/packages/DocumentsUI/src/com/android/documentsui/RootsCache.java b/packages/DocumentsUI/src/com/android/documentsui/RootsCache.java
index cf715f15dfd2..de35cef6ddb6 100644
--- a/packages/DocumentsUI/src/com/android/documentsui/RootsCache.java
+++ b/packages/DocumentsUI/src/com/android/documentsui/RootsCache.java
@@ -16,8 +16,8 @@
 
 package com.android.documentsui;
 
-import static com.android.documentsui.Shared.TAG;
 import static com.android.documentsui.Shared.DEBUG;
+import static com.android.documentsui.Shared.TAG;
 
 import android.content.ContentProviderClient;
 import android.content.ContentResolver;
@@ -35,12 +35,11 @@ import android.os.Handler;
 import android.os.SystemClock;
 import android.provider.DocumentsContract;
 import android.provider.DocumentsContract.Root;
+import android.support.annotation.VisibleForTesting;
 import android.util.Log;
 
-import com.android.documentsui.BaseActivity.State;
 import com.android.documentsui.model.RootInfo;
 import com.android.internal.annotations.GuardedBy;
-import android.support.annotation.VisibleForTesting;
 
 import com.google.common.collect.ArrayListMultimap;
 import com.google.common.collect.Multimap;
diff --git a/packages/DocumentsUI/src/com/android/documentsui/RootsFragment.java b/packages/DocumentsUI/src/com/android/documentsui/RootsFragment.java
index c02184b72b2f..c98da471cd88 100644
--- a/packages/DocumentsUI/src/com/android/documentsui/RootsFragment.java
+++ b/packages/DocumentsUI/src/com/android/documentsui/RootsFragment.java
@@ -41,7 +41,6 @@ import android.widget.ImageView;
 import android.widget.ListView;
 import android.widget.TextView;
 
-import com.android.documentsui.BaseActivity.State;
 import com.android.documentsui.model.DocumentInfo;
 import com.android.documentsui.model.RootInfo;
 
diff --git a/packages/DocumentsUI/src/com/android/documentsui/RootsLoader.java b/packages/DocumentsUI/src/com/android/documentsui/RootsLoader.java
index 49651b4dc50b..c81377a19aa2 100644
--- a/packages/DocumentsUI/src/com/android/documentsui/RootsLoader.java
+++ b/packages/DocumentsUI/src/com/android/documentsui/RootsLoader.java
@@ -19,7 +19,6 @@ package com.android.documentsui;
 import android.content.AsyncTaskLoader;
 import android.content.Context;
 
-import com.android.documentsui.BaseActivity.State;
 import com.android.documentsui.model.RootInfo;
 
 import java.util.Collection;
diff --git a/packages/DocumentsUI/src/com/android/documentsui/SortingCursorWrapper.java b/packages/DocumentsUI/src/com/android/documentsui/SortingCursorWrapper.java
index 3ec3d1c01062..6698ff159f25 100644
--- a/packages/DocumentsUI/src/com/android/documentsui/SortingCursorWrapper.java
+++ b/packages/DocumentsUI/src/com/android/documentsui/SortingCursorWrapper.java
@@ -16,9 +16,9 @@
 
 package com.android.documentsui;
 
-import static com.android.documentsui.BaseActivity.State.SORT_ORDER_DISPLAY_NAME;
-import static com.android.documentsui.BaseActivity.State.SORT_ORDER_LAST_MODIFIED;
-import static com.android.documentsui.BaseActivity.State.SORT_ORDER_SIZE;
+import static com.android.documentsui.State.SORT_ORDER_DISPLAY_NAME;
+import static com.android.documentsui.State.SORT_ORDER_LAST_MODIFIED;
+import static com.android.documentsui.State.SORT_ORDER_SIZE;
 import static com.android.documentsui.model.DocumentInfo.getCursorLong;
 import static com.android.documentsui.model.DocumentInfo.getCursorString;
 
diff --git a/packages/DocumentsUI/src/com/android/documentsui/State.java b/packages/DocumentsUI/src/com/android/documentsui/State.java
new file mode 100644
index 000000000000..bbffad326dff
--- /dev/null
+++ b/packages/DocumentsUI/src/com/android/documentsui/State.java
@@ -0,0 +1,153 @@
+/*
+ * Copyright (C) 2013 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.documentsui;
+
+import android.content.Intent;
+import android.os.Parcel;
+import android.os.Parcelable;
+import android.util.SparseArray;
+
+import com.android.documentsui.model.DocumentInfo;
+import com.android.documentsui.model.DocumentStack;
+import com.android.documentsui.model.DurableUtils;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+
+public class State implements android.os.Parcelable {
+    public int action;
+    public String[] acceptMimes;
+
+    /** Explicit user choice */
+    public int userMode = MODE_UNKNOWN;
+    /** Derived after loader */
+    public int derivedMode = MODE_LIST;
+
+    /** Explicit user choice */
+    public int userSortOrder = SORT_ORDER_UNKNOWN;
+    /** Derived after loader */
+    public int derivedSortOrder = SORT_ORDER_DISPLAY_NAME;
+
+    public boolean allowMultiple;
+    public boolean forceSize ;
+    public boolean showSize;
+    public boolean localOnly ;
+    public boolean forceAdvanced ;
+    public boolean showAdvanced ;
+    public boolean stackTouched ;
+    public boolean restored ;
+    public boolean directoryCopy ;
+    /** Transfer mode for file copy/move operations. */
+    public int transferMode;
+
+    /** Current user navigation stack; empty implies recents. */
+    public DocumentStack stack = new DocumentStack();
+    /** Currently active search, overriding any stack. */
+    public String currentSearch;
+
+    /** Instance state for every shown directory */
+    public HashMap<String, SparseArray<Parcelable>> dirState = new HashMap<>();
+
+    /** Currently copying file */
+    public List<DocumentInfo> selectedDocumentsForCopy = new ArrayList<DocumentInfo>();
+
+    /** Name of the package that started DocsUI */
+    public List<String> excludedAuthorities = new ArrayList<>();
+
+    public static final int ACTION_OPEN = 1;
+    public static final int ACTION_CREATE = 2;
+    public static final int ACTION_GET_CONTENT = 3;
+    public static final int ACTION_OPEN_TREE = 4;
+    public static final int ACTION_MANAGE = 5;
+    public static final int ACTION_BROWSE = 6;
+    public static final int ACTION_OPEN_COPY_DESTINATION = 8;
+
+    public static final int MODE_UNKNOWN = 0;
+    public static final int MODE_LIST = 1;
+    public static final int MODE_GRID = 2;
+
+    public static final int SORT_ORDER_UNKNOWN = 0;
+    public static final int SORT_ORDER_DISPLAY_NAME = 1;
+    public static final int SORT_ORDER_LAST_MODIFIED = 2;
+    public static final int SORT_ORDER_SIZE = 3;
+
+    public void initAcceptMimes(Intent intent) {
+        if (intent.hasExtra(Intent.EXTRA_MIME_TYPES)) {
+            acceptMimes = intent.getStringArrayExtra(Intent.EXTRA_MIME_TYPES);
+        } else {
+            String glob = intent.getType();
+            acceptMimes = new String[] { glob != null ? glob : "*/*" };
+        }
+    }
+
+    @Override
+    public int describeContents() {
+        return 0;
+    }
+
+    @Override
+    public void writeToParcel(Parcel out, int flags) {
+        out.writeInt(action);
+        out.writeInt(userMode);
+        out.writeStringArray(acceptMimes);
+        out.writeInt(userSortOrder);
+        out.writeInt(allowMultiple ? 1 : 0);
+        out.writeInt(forceSize ? 1 : 0);
+        out.writeInt(showSize ? 1 : 0);
+        out.writeInt(localOnly ? 1 : 0);
+        out.writeInt(forceAdvanced ? 1 : 0);
+        out.writeInt(showAdvanced ? 1 : 0);
+        out.writeInt(stackTouched ? 1 : 0);
+        out.writeInt(restored ? 1 : 0);
+        DurableUtils.writeToParcel(out, stack);
+        out.writeString(currentSearch);
+        out.writeMap(dirState);
+        out.writeList(selectedDocumentsForCopy);
+        out.writeList(excludedAuthorities);
+    }
+
+    public static final Creator<State> CREATOR = new Creator<State>() {
+        @Override
+        public State createFromParcel(Parcel in) {
+            final State state = new State();
+            state.action = in.readInt();
+            state.userMode = in.readInt();
+            state.acceptMimes = in.readStringArray();
+            state.userSortOrder = in.readInt();
+            state.allowMultiple = in.readInt() != 0;
+            state.forceSize = in.readInt() != 0;
+            state.showSize = in.readInt() != 0;
+            state.localOnly = in.readInt() != 0;
+            state.forceAdvanced = in.readInt() != 0;
+            state.showAdvanced = in.readInt() != 0;
+            state.stackTouched = in.readInt() != 0;
+            state.restored = in.readInt() != 0;
+            DurableUtils.readFromParcel(in, state.stack);
+            state.currentSearch = in.readString();
+            in.readMap(state.dirState, null);
+            in.readList(state.selectedDocumentsForCopy, null);
+            in.readList(state.excludedAuthorities, null);
+            return state;
+        }
+
+        @Override
+        public State[] newArray(int size) {
+            return new State[size];
+        }
+    };
+}
\ No newline at end of file
diff --git a/packages/DocumentsUI/tests/src/com/android/documentsui/RootsCacheTest.java b/packages/DocumentsUI/tests/src/com/android/documentsui/RootsCacheTest.java
index 132570674b48..7d3498e4e079 100644
--- a/packages/DocumentsUI/tests/src/com/android/documentsui/RootsCacheTest.java
+++ b/packages/DocumentsUI/tests/src/com/android/documentsui/RootsCacheTest.java
@@ -19,7 +19,6 @@ package com.android.documentsui;
 import android.test.AndroidTestCase;
 import android.test.suitebuilder.annotation.SmallTest;
 
-import com.android.documentsui.BaseActivity.State;
 import com.android.documentsui.model.RootInfo;
 
 import com.google.common.collect.Lists;