diff --git a/include/media/stagefright/DataSource.h b/include/media/stagefright/DataSource.h
index d0b9fcd..27f33fb 100644
--- a/include/media/stagefright/DataSource.h
+++ b/include/media/stagefright/DataSource.h
@@ -80,6 +80,9 @@
     }
     virtual void getDrmInfo(DecryptHandle **handle, DrmManagerClient **client) {};
 
+    virtual String8 getUri() {
+        return String8();
+    }
 
 protected:
     virtual ~DataSource() {}
diff --git a/media/libstagefright/NuCachedSource2.cpp b/media/libstagefright/NuCachedSource2.cpp
index 4a2402b..3bb38de 100644
--- a/media/libstagefright/NuCachedSource2.cpp
+++ b/media/libstagefright/NuCachedSource2.cpp
@@ -526,5 +526,8 @@
     mSource->getDrmInfo(handle, client);
 }
 
+String8 NuCachedSource2::getUri() {
+    return mSource->getUri();
+}
 }  // namespace android
 
diff --git a/media/libstagefright/NuHTTPDataSource.cpp b/media/libstagefright/NuHTTPDataSource.cpp
index 133f225..40f501a 100644
--- a/media/libstagefright/NuHTTPDataSource.cpp
+++ b/media/libstagefright/NuHTTPDataSource.cpp
@@ -424,4 +424,8 @@
     *client = mDrmManagerClient;
 }
 
+String8 NuHTTPDataSource::getUri() {
+    return mUri;
+}
+
 }  // namespace android
diff --git a/media/libstagefright/include/NuCachedSource2.h b/media/libstagefright/include/NuCachedSource2.h
index 8cec1b1..5e404b6 100644
--- a/media/libstagefright/include/NuCachedSource2.h
+++ b/media/libstagefright/include/NuCachedSource2.h
@@ -39,6 +39,7 @@
 
     virtual DecryptHandle* DrmInitialization(DrmManagerClient *client);
     virtual void getDrmInfo(DecryptHandle **handle, DrmManagerClient **client);
+    virtual String8 getUri();
     ////////////////////////////////////////////////////////////////////////////
 
     size_t cachedSize();
diff --git a/media/libstagefright/include/NuHTTPDataSource.h b/media/libstagefright/include/NuHTTPDataSource.h
index c707fdc..0b840bd 100644
--- a/media/libstagefright/include/NuHTTPDataSource.h
+++ b/media/libstagefright/include/NuHTTPDataSource.h
@@ -33,6 +33,7 @@
 
     virtual DecryptHandle* DrmInitialization(DrmManagerClient *client);
     virtual void getDrmInfo(DecryptHandle **handle, DrmManagerClient **client);
+    virtual String8 getUri();
 
 protected:
     virtual ~NuHTTPDataSource();