diff --git a/rs/java/android/renderscript/BaseObj.java b/rs/java/android/renderscript/BaseObj.java
index eee4936..842aa23 100644
--- a/rs/java/android/renderscript/BaseObj.java
+++ b/rs/java/android/renderscript/BaseObj.java
@@ -32,7 +32,7 @@
         mDestroyed = false;
     }
 
-    void setID(int id) {
+    void setID(long id) {
         if (mID != 0) {
             throw new RSRuntimeException("Internal Error, reset of object ID.");
         }
diff --git a/rs/java/android/renderscript/FileA3D.java b/rs/java/android/renderscript/FileA3D.java
index cdcaff7..04bc7c6 100644
--- a/rs/java/android/renderscript/FileA3D.java
+++ b/rs/java/android/renderscript/FileA3D.java
@@ -141,7 +141,7 @@
                 return null;
             }
 
-            int objectID = rs.nFileA3DGetEntryByIndex(entry.mID, entry.mIndex);
+            long objectID = rs.nFileA3DGetEntryByIndex(entry.mID, entry.mIndex);
             if(objectID == 0) {
                 return null;
             }
@@ -297,7 +297,7 @@
 
         long fileId = 0;
         if (is instanceof AssetManager.AssetInputStream) {
-            int asset = ((AssetManager.AssetInputStream) is).getAssetInt();
+            long asset = ((AssetManager.AssetInputStream) is).getNativeAsset();
             fileId = rs.nFileA3DCreateFromAssetStream(asset);
         } else {
             throw new RSRuntimeException("Unsupported asset stream");
diff --git a/rs/java/android/renderscript/Font.java b/rs/java/android/renderscript/Font.java
index 0375d2b..cfd11c0 100644
--- a/rs/java/android/renderscript/Font.java
+++ b/rs/java/android/renderscript/Font.java
@@ -151,7 +151,7 @@
         return "DroidSans.ttf";
     }
 
-    Font(int id, RenderScript rs) {
+    Font(long id, RenderScript rs) {
         super(id, rs);
     }
 
@@ -162,7 +162,7 @@
     static public Font createFromFile(RenderScript rs, Resources res, String path, float pointSize) {
         rs.validate();
         int dpi = res.getDisplayMetrics().densityDpi;
-        int fontId = rs.nFontCreateFromFile(path, pointSize, dpi);
+        long fontId = rs.nFontCreateFromFile(path, pointSize, dpi);
 
         if(fontId == 0) {
             throw new RSRuntimeException("Unable to create font from file " + path);
@@ -187,7 +187,7 @@
         AssetManager mgr = res.getAssets();
         int dpi = res.getDisplayMetrics().densityDpi;
 
-        int fontId = rs.nFontCreateFromAsset(mgr, path, pointSize, dpi);
+        long fontId = rs.nFontCreateFromAsset(mgr, path, pointSize, dpi);
         if(fontId == 0) {
             throw new RSRuntimeException("Unable to create font from asset " + path);
         }
@@ -211,9 +211,9 @@
 
         int dpi = res.getDisplayMetrics().densityDpi;
 
-        int fontId = 0;
+        long fontId = 0;
         if (is instanceof AssetManager.AssetInputStream) {
-            int asset = ((AssetManager.AssetInputStream) is).getAssetInt();
+            long asset = ((AssetManager.AssetInputStream) is).getNativeAsset();
             fontId = rs.nFontCreateFromAssetStream(name, pointSize, dpi, asset);
         } else {
             throw new RSRuntimeException("Unsupported asset stream created");
diff --git a/rs/java/android/renderscript/ProgramStore.java b/rs/java/android/renderscript/ProgramStore.java
index dac9e76..969cc25 100644
--- a/rs/java/android/renderscript/ProgramStore.java
+++ b/rs/java/android/renderscript/ProgramStore.java
@@ -146,7 +146,7 @@
     BlendDstFunc mBlendDst;
     boolean mDither;
 
-    ProgramStore(int id, RenderScript rs) {
+    ProgramStore(long id, RenderScript rs) {
         super(id, rs);
     }
 
@@ -421,7 +421,7 @@
         */
         public ProgramStore create() {
             mRS.validate();
-            int id = mRS.nProgramStoreCreate(mColorMaskR, mColorMaskG, mColorMaskB, mColorMaskA,
+            long id = mRS.nProgramStoreCreate(mColorMaskR, mColorMaskG, mColorMaskB, mColorMaskA,
                                              mDepthMask, mDither,
                                              mBlendSrc.mID, mBlendDst.mID, mDepthFunc.mID);
             ProgramStore programStore = new ProgramStore(id, mRS);
diff --git a/rs/java/android/renderscript/RenderScript.java b/rs/java/android/renderscript/RenderScript.java
index 9c8775a..8618764 100644
--- a/rs/java/android/renderscript/RenderScript.java
+++ b/rs/java/android/renderscript/RenderScript.java
@@ -506,8 +506,8 @@
         rsnAllocationResize1D(mContext, id, dimX);
     }
 
-    native long rsnFileA3DCreateFromAssetStream(long con, int assetStream);
-    synchronized long nFileA3DCreateFromAssetStream(int assetStream) {
+    native long rsnFileA3DCreateFromAssetStream(long con, long assetStream);
+    synchronized long nFileA3DCreateFromAssetStream(long assetStream) {
         validate();
         return rsnFileA3DCreateFromAssetStream(mContext, assetStream);
     }
@@ -531,24 +531,24 @@
         validate();
         rsnFileA3DGetIndexEntries(mContext, fileA3D, numEntries, IDs, names);
     }
-    native int  rsnFileA3DGetEntryByIndex(long con, long fileA3D, int index);
-    synchronized int nFileA3DGetEntryByIndex(long fileA3D, int index) {
+    native long rsnFileA3DGetEntryByIndex(long con, long fileA3D, int index);
+    synchronized long nFileA3DGetEntryByIndex(long fileA3D, int index) {
         validate();
         return rsnFileA3DGetEntryByIndex(mContext, fileA3D, index);
     }
 
-    native int  rsnFontCreateFromFile(long con, String fileName, float size, int dpi);
-    synchronized int nFontCreateFromFile(String fileName, float size, int dpi) {
+    native long rsnFontCreateFromFile(long con, String fileName, float size, int dpi);
+    synchronized long nFontCreateFromFile(String fileName, float size, int dpi) {
         validate();
         return rsnFontCreateFromFile(mContext, fileName, size, dpi);
     }
-    native int  rsnFontCreateFromAssetStream(long con, String name, float size, int dpi, int assetStream);
-    synchronized int nFontCreateFromAssetStream(String name, float size, int dpi, int assetStream) {
+    native long rsnFontCreateFromAssetStream(long con, String name, float size, int dpi, long assetStream);
+    synchronized long nFontCreateFromAssetStream(String name, float size, int dpi, long assetStream) {
         validate();
         return rsnFontCreateFromAssetStream(mContext, name, size, dpi, assetStream);
     }
-    native int  rsnFontCreateFromAsset(long con, AssetManager mgr, String path, float size, int dpi);
-    synchronized int nFontCreateFromAsset(AssetManager mgr, String path, float size, int dpi) {
+    native long rsnFontCreateFromAsset(long con, AssetManager mgr, String path, float size, int dpi);
+    synchronized long nFontCreateFromAsset(AssetManager mgr, String path, float size, int dpi) {
         validate();
         return rsnFontCreateFromAsset(mContext, mgr, path, size, dpi);
     }
@@ -665,9 +665,9 @@
         rsnScriptSetVarObj(mContext, id, slot, val);
     }
 
-    native int  rsnScriptCCreate(long con, String resName, String cacheDir,
+    native long rsnScriptCCreate(long con, String resName, String cacheDir,
                                  byte[] script, int length);
-    synchronized int nScriptCCreate(String resName, String cacheDir, byte[] script, int length) {
+    synchronized long nScriptCCreate(String resName, String cacheDir, byte[] script, int length) {
         validate();
         return rsnScriptCCreate(mContext, resName, cacheDir, script, length);
     }
@@ -714,18 +714,18 @@
         rsnScriptGroupExecute(mContext, group);
     }
 
-    native int  rsnSamplerCreate(long con, int magFilter, int minFilter,
+    native long  rsnSamplerCreate(long con, int magFilter, int minFilter,
                                  int wrapS, int wrapT, int wrapR, float aniso);
-    synchronized int nSamplerCreate(int magFilter, int minFilter,
+    synchronized long nSamplerCreate(int magFilter, int minFilter,
                                  int wrapS, int wrapT, int wrapR, float aniso) {
         validate();
         return rsnSamplerCreate(mContext, magFilter, minFilter, wrapS, wrapT, wrapR, aniso);
     }
 
-    native int  rsnProgramStoreCreate(long con, boolean r, boolean g, boolean b, boolean a,
+    native long rsnProgramStoreCreate(long con, boolean r, boolean g, boolean b, boolean a,
                                       boolean depthMask, boolean dither,
                                       int srcMode, int dstMode, int depthFunc);
-    synchronized int nProgramStoreCreate(boolean r, boolean g, boolean b, boolean a,
+    synchronized long nProgramStoreCreate(boolean r, boolean g, boolean b, boolean a,
                                          boolean depthMask, boolean dither,
                                          int srcMode, int dstMode, int depthFunc) {
         validate();
@@ -791,8 +791,8 @@
         rsnMeshGetIndices(mContext, id, idxIds, primitives, vtxIdCount);
     }
 
-    native long rsnPathCreate(long con, int prim, boolean isStatic, long vtx, int loop, float q);
-    synchronized long nPathCreate(int prim, boolean isStatic, long vtx, int loop, float q) {
+    native long rsnPathCreate(long con, int prim, boolean isStatic, long vtx, long loop, float q);
+    synchronized long nPathCreate(int prim, boolean isStatic, long vtx, long loop, float q) {
         validate();
         return rsnPathCreate(mContext, prim, isStatic, vtx, loop, q);
     }
diff --git a/rs/java/android/renderscript/Sampler.java b/rs/java/android/renderscript/Sampler.java
index 623055fe..8d0e29e 100644
--- a/rs/java/android/renderscript/Sampler.java
+++ b/rs/java/android/renderscript/Sampler.java
@@ -60,7 +60,7 @@
     Value mWrapR;
     float mAniso;
 
-    Sampler(int id, RenderScript rs) {
+    Sampler(long id, RenderScript rs) {
         super(id, rs);
     }
 
@@ -347,7 +347,7 @@
 
         public Sampler create() {
             mRS.validate();
-            int id = mRS.nSamplerCreate(mMag.mID, mMin.mID,
+            long id = mRS.nSamplerCreate(mMag.mID, mMin.mID,
                                         mWrapS.mID, mWrapT.mID, mWrapR.mID, mAniso);
             Sampler sampler = new Sampler(id, mRS);
             sampler.mMin = mMin;
diff --git a/rs/java/android/renderscript/ScriptC.java b/rs/java/android/renderscript/ScriptC.java
index b0a5759..cdb2b08 100644
--- a/rs/java/android/renderscript/ScriptC.java
+++ b/rs/java/android/renderscript/ScriptC.java
@@ -45,7 +45,17 @@
     protected ScriptC(int id, RenderScript rs) {
         super(id, rs);
     }
-
+    /**
+     * Only intended for use by the generated derived classes.
+     *
+     * @param id
+     * @param rs
+     *
+     * @hide
+     */
+    protected ScriptC(long id, RenderScript rs) {
+        super(id, rs);
+    }
     /**
      * Only intended for use by the generated derived classes.
      *
@@ -56,7 +66,7 @@
      */
     protected ScriptC(RenderScript rs, Resources resources, int resourceID) {
         super(0, rs);
-        int id = internalCreate(rs, resources, resourceID);
+        long id = internalCreate(rs, resources, resourceID);
         if (id == 0) {
             throw new RSRuntimeException("Loading of ScriptC script failed.");
         }
@@ -70,7 +80,7 @@
 
     static String mCachePath;
 
-    private static synchronized int internalCreate(RenderScript rs, Resources resources, int resourceID) {
+    private static synchronized long internalCreate(RenderScript rs, Resources resources, int resourceID) {
         byte[] pgm;
         int pgmLength;
         InputStream is = resources.openRawResource(resourceID);