Add ContentProvider.dump()

This is similar to the existing dump() facility for services.
ContentProviders can now implement dump() and that info will be shown
when running "dumpsys activity provider" and when taking a bugreport.

Change-Id: I33b3b132e3c4f920153355cc368eda2f725a715f

1 files changed, 26 insertions, 0 deletions

diff --git a/core/java/android/app/ApplicationThreadNative.java b/core/java/android/app/ApplicationThreadNative.java
index c4a4feaff611..e6d28ef48c21 100644
--- a/core/java/android/app/ApplicationThreadNative.java
+++ b/core/java/android/app/ApplicationThreadNative.java
@@ -352,6 +352,21 @@ public abstract class ApplicationThreadNative extends Binder
             return true;
         }
         
+        case DUMP_PROVIDER_TRANSACTION: {
+            data.enforceInterface(IApplicationThread.descriptor);
+            ParcelFileDescriptor fd = data.readFileDescriptor();
+            final IBinder service = data.readStrongBinder();
+            final String[] args = data.readStringArray();
+            if (fd != null) {
+                dumpProvider(fd.getFileDescriptor(), service, args);
+                try {
+                    fd.close();
+                } catch (IOException e) {
+                }
+            }
+            return true;
+        }
+
         case SCHEDULE_REGISTERED_RECEIVER_TRANSACTION: {
             data.enforceInterface(IApplicationThread.descriptor);
             IIntentReceiver receiver = IIntentReceiver.Stub.asInterface(
@@ -931,6 +946,17 @@ class ApplicationThreadProxy implements IApplicationThread {
         data.recycle();
     }
     
+    public void dumpProvider(FileDescriptor fd, IBinder token, String[] args)
+            throws RemoteException {
+        Parcel data = Parcel.obtain();
+        data.writeInterfaceToken(IApplicationThread.descriptor);
+        data.writeFileDescriptor(fd);
+        data.writeStrongBinder(token);
+        data.writeStringArray(args);
+        mRemote.transact(DUMP_PROVIDER_TRANSACTION, data, null, IBinder.FLAG_ONEWAY);
+        data.recycle();
+    }
+
     public void scheduleRegisteredReceiver(IIntentReceiver receiver, Intent intent,
             int resultCode, String dataStr, Bundle extras, boolean ordered, boolean sticky)
             throws RemoteException {