5 files changed, 51 insertions, 10 deletions
diff --git a/core/java/android/app/ActivityManagerNative.java b/core/java/android/app/ActivityManagerNative.java
index c3f57e8..9b08493 100644
--- a/core/java/android/app/ActivityManagerNative.java
+++ b/core/java/android/app/ActivityManagerNative.java
@@ -1530,8 +1530,9 @@ public abstract class ActivityManagerNative extends Binder implements IActivityM
             IBinder resultTo = data.readStrongBinder();
             Bundle options = data.readInt() != 0
                     ? Bundle.CREATOR.createFromParcel(data) : null;
+            int userId = data.readInt();
             int result = startActivities(app, intents, resolvedTypes, resultTo,
-                    options);
+                    options, userId);
             reply.writeNoException();
             reply.writeInt(result);
             return true;
@@ -3708,7 +3709,7 @@ class ActivityManagerProxy implements IActivityManager
     
     public int startActivities(IApplicationThread caller,
             Intent[] intents, String[] resolvedTypes, IBinder resultTo,
-            Bundle options) throws RemoteException {
+            Bundle options, int userId) throws RemoteException {
         Parcel data = Parcel.obtain();
         Parcel reply = Parcel.obtain();
         data.writeInterfaceToken(IActivityManager.descriptor);
@@ -3722,6 +3723,7 @@ class ActivityManagerProxy implements IActivityManager
         } else {
             data.writeInt(0);
         }
+        data.writeInt(userId);
         mRemote.transact(START_ACTIVITIES_TRANSACTION, data, reply, 0);
         reply.readException();
         int result = reply.readInt();
diff --git a/core/java/android/app/ContextImpl.java b/core/java/android/app/ContextImpl.java
index a6ec9b6..6df0c37 100644
--- a/core/java/android/app/ContextImpl.java
+++ b/core/java/android/app/ContextImpl.java
@@ -965,6 +965,20 @@ class ContextImpl extends Context {
         startActivities(intents, null);
     }
 
+    /** @hide */
+    @Override
+    public void startActivitiesAsUser(Intent[] intents, Bundle options, UserHandle userHandle) {
+        if ((intents[0].getFlags()&Intent.FLAG_ACTIVITY_NEW_TASK) == 0) {
+            throw new AndroidRuntimeException(
+                    "Calling startActivities() from outside of an Activity "
+                    + " context requires the FLAG_ACTIVITY_NEW_TASK flag on first Intent."
+                    + " Is this really what you want?");
+        }
+        mMainThread.getInstrumentation().execStartActivitiesAsUser(
+            getOuterContext(), mMainThread.getApplicationThread(), null,
+            (Activity)null, intents, options, userHandle.getIdentifier());
+    }
+
     @Override
     public void startActivities(Intent[] intents, Bundle options) {
         if ((intents[0].getFlags()&Intent.FLAG_ACTIVITY_NEW_TASK) == 0) {
diff --git a/core/java/android/app/IActivityManager.java b/core/java/android/app/IActivityManager.java
index 2b2679e..9454636 100644
--- a/core/java/android/app/IActivityManager.java
+++ b/core/java/android/app/IActivityManager.java
@@ -311,7 +311,7 @@ public interface IActivityManager extends IInterface {
 
     public int startActivities(IApplicationThread caller,
             Intent[] intents, String[] resolvedTypes, IBinder resultTo,
-            Bundle options) throws RemoteException;
+            Bundle options, int userId) throws RemoteException;
 
     public int getFrontActivityScreenCompatMode() throws RemoteException;
     public void setFrontActivityScreenCompatMode(int mode) throws RemoteException;
diff --git a/core/java/android/app/Instrumentation.java b/core/java/android/app/Instrumentation.java
index ee4e964..e0856ae 100644
--- a/core/java/android/app/Instrumentation.java
+++ b/core/java/android/app/Instrumentation.java
@@ -1430,6 +1430,21 @@ public class Instrumentation {
      */
     public void execStartActivities(Context who, IBinder contextThread,
             IBinder token, Activity target, Intent[] intents, Bundle options) {
+        execStartActivitiesAsUser(who, contextThread, token, target, intents, options,
+                UserHandle.myUserId());
+    }
+
+    /**
+     * Like {@link #execStartActivity(Context, IBinder, IBinder, Activity, Intent, int)},
+     * but accepts an array of activities to be started.  Note that active
+     * {@link ActivityMonitor} objects only match against the first activity in
+     * the array.
+     *
+     * {@hide}
+     */
+    public void execStartActivitiesAsUser(Context who, IBinder contextThread,
+            IBinder token, Activity target, Intent[] intents, Bundle options,
+            int userId) {
         IApplicationThread whoThread = (IApplicationThread) contextThread;
         if (mActivityMonitors != null) {
             synchronized (mSync) {
@@ -1453,7 +1468,8 @@ public class Instrumentation {
                 resolvedTypes[i] = intents[i].resolveTypeIfNeeded(who.getContentResolver());
             }
             int result = ActivityManagerNative.getDefault()
-                .startActivities(whoThread, intents, resolvedTypes, token, options);
+                .startActivities(whoThread, intents, resolvedTypes, token, options,
+                        userId);
             checkStartActivityResult(result, intents[0]);
         } catch (RemoteException e) {
         }
diff --git a/core/java/android/app/TaskStackBuilder.java b/core/java/android/app/TaskStackBuilder.java
index cadf5e4..1eee5fd 100644
--- a/core/java/android/app/TaskStackBuilder.java
+++ b/core/java/android/app/TaskStackBuilder.java
@@ -23,6 +23,7 @@ import android.content.pm.ActivityInfo;
 import android.content.pm.PackageManager;
 import android.content.pm.PackageManager.NameNotFoundException;
 import android.os.Bundle;
+import android.os.UserHandle;
 import android.util.Log;
 
 import java.util.ArrayList;
@@ -205,18 +206,26 @@ public class TaskStackBuilder {
 
     /**
      * Start the task stack constructed by this builder.
-     *
-     * @param options Additional options for how the Activity should be started.
-     * See {@link android.content.Context#startActivity(Intent, Bundle)
-     * Context.startActivity(Intent, Bundle)} for more details.
+     * @hide
      */
-    public void startActivities(Bundle options) {
+    public void startActivities(Bundle options, UserHandle userHandle) {
         if (mIntents.isEmpty()) {
             throw new IllegalStateException(
                     "No intents added to TaskStackBuilder; cannot startActivities");
         }
 
-        mSourceContext.startActivities(getIntents(), options);
+        mSourceContext.startActivitiesAsUser(getIntents(), options, userHandle);
+    }
+
+    /**
+     * Start the task stack constructed by this builder.
+     *
+     * @param options Additional options for how the Activity should be started.
+     * See {@link android.content.Context#startActivity(Intent, Bundle)
+     * Context.startActivity(Intent, Bundle)} for more details.
+     */
+    public void startActivities(Bundle options) {
+        startActivities(options, new UserHandle(UserHandle.myUserId()));
     }
 
     /**