Merge "Revert "Remove deprecated (hidden) enableForegroundNdefPush API's." (DO NOT MERGE)." into ics-mr1

Author: Martijn Coenen

core/java/android/nfc/NfcAdapter.java

@@ -767,6 +767,61 @@ public void disableForegroundNdefPush(Activity activity) {
         mNfcActivityManager.setOnNdefPushCompleteCallback(activity, null);
     }
 
+    /**
+     * TODO: Remove this once pre-built apk's (Maps, Youtube etc) are updated
+     * @deprecated use {@link CreateNdefMessageCallback} or {@link OnNdefPushCompleteCallback}
+     * @hide
+     */
+    @Deprecated
+    public interface NdefPushCallback {
+        /**
+         * @deprecated use {@link CreateNdefMessageCallback} instead
+         */
+        @Deprecated
+        NdefMessage createMessage();
+        /**
+         * @deprecated use{@link OnNdefPushCompleteCallback} instead
+         */
+        @Deprecated
+        void onMessagePushed();
+    }
+
+    /**
+     * TODO: Remove this
+     * Converts new callbacks to old callbacks.
+     */
+    static final class LegacyCallbackWrapper implements CreateNdefMessageCallback,
+            OnNdefPushCompleteCallback {
+        final NdefPushCallback mLegacyCallback;
+        LegacyCallbackWrapper(NdefPushCallback legacyCallback) {
+            mLegacyCallback = legacyCallback;
+        }
+        @Override
+        public void onNdefPushComplete(NfcEvent event) {
+            mLegacyCallback.onMessagePushed();
+        }
+        @Override
+        public NdefMessage createNdefMessage(NfcEvent event) {
+            return mLegacyCallback.createMessage();
+        }
+    }
+
+    /**
+     * TODO: Remove this once pre-built apk's (Maps, Youtube etc) are updated
+     * @deprecated use {@link #setNdefPushMessageCallback} instead
+     * @hide
+     */
+    @Deprecated
+    public void enableForegroundNdefPush(Activity activity, final NdefPushCallback callback) {
+        if (activity == null || callback == null) {
+            throw new NullPointerException();
+        }
+        enforceResumed(activity);
+        LegacyCallbackWrapper callbackWrapper = new LegacyCallbackWrapper(callback);
+        mNfcActivityManager.setNdefPushMessageCallback(activity, callbackWrapper);
+        mNfcActivityManager.setOnNdefPushCompleteCallback(activity, callbackWrapper);
+    }
+
     /**
      * Enable NDEF Push feature.
      * <p>This API is for the Settings application.