diff --git a/api/16.txt b/api/16.txt
index 357d6182d2dfd..6543ab0e892e4 100644
--- a/api/16.txt
+++ b/api/16.txt
@@ -7144,7 +7144,7 @@ package android.database.sqlite {
     method public abstract void setBindArguments(java.lang.String[]);
   }
 
-  public class SQLiteDatabase extends android.database.sqlite.SQLiteClosable {
+  public final class SQLiteDatabase extends android.database.sqlite.SQLiteClosable {
     method public void beginTransaction();
     method public void beginTransactionNonExclusive();
     method public void beginTransactionWithListener(android.database.sqlite.SQLiteTransactionListener);
diff --git a/api/current.txt b/api/current.txt
index 13d32282a6ef4..30df086dceeea 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -7267,7 +7267,7 @@ package android.database.sqlite {
     method public abstract void setBindArguments(java.lang.String[]);
   }
 
-  public class SQLiteDatabase extends android.database.sqlite.SQLiteClosable {
+  public final class SQLiteDatabase extends android.database.sqlite.SQLiteClosable {
     method public void beginTransaction();
     method public void beginTransactionNonExclusive();
     method public void beginTransactionWithListener(android.database.sqlite.SQLiteTransactionListener);
diff --git a/core/java/android/database/sqlite/SQLiteDatabase.java b/core/java/android/database/sqlite/SQLiteDatabase.java
index 04ee142c09dd9..604247e48c439 100644
--- a/core/java/android/database/sqlite/SQLiteDatabase.java
+++ b/core/java/android/database/sqlite/SQLiteDatabase.java
@@ -19,7 +19,6 @@ package android.database.sqlite;
 import android.content.CancellationSignal;
 import android.content.ContentValues;
 import android.content.OperationCanceledException;
-import android.content.res.Resources;
 import android.database.Cursor;
 import android.database.DatabaseErrorHandler;
 import android.database.DatabaseUtils;
@@ -65,7 +64,7 @@ import java.util.WeakHashMap;
  * to the current locale.
  * </p>
  */
-public class SQLiteDatabase extends SQLiteClosable {
+public final class SQLiteDatabase extends SQLiteClosable {
     private static final String TAG = "SQLiteDatabase";
 
     private static final int EVENT_DB_CORRUPT = 75004;
diff --git a/core/java/android/database/sqlite/SQLiteDebug.java b/core/java/android/database/sqlite/SQLiteDebug.java
index 10ce99108433d..11973312a3a31 100644
--- a/core/java/android/database/sqlite/SQLiteDebug.java
+++ b/core/java/android/database/sqlite/SQLiteDebug.java
@@ -62,6 +62,9 @@ public final class SQLiteDebug {
      */
     public static final boolean DEBUG_LOG_SLOW_QUERIES = Build.IS_DEBUGGABLE;
 
+    private SQLiteDebug() {
+    }
+
     /**
      * Determines whether a query should be logged.
      *
diff --git a/core/java/android/database/sqlite/SQLiteDirectCursorDriver.java b/core/java/android/database/sqlite/SQLiteDirectCursorDriver.java
index 3375e74763673..294edc425cf9a 100644
--- a/core/java/android/database/sqlite/SQLiteDirectCursorDriver.java
+++ b/core/java/android/database/sqlite/SQLiteDirectCursorDriver.java
@@ -25,7 +25,7 @@ import android.database.sqlite.SQLiteDatabase.CursorFactory;
  * 
  * @hide
  */
-public class SQLiteDirectCursorDriver implements SQLiteCursorDriver {
+public final class SQLiteDirectCursorDriver implements SQLiteCursorDriver {
     private final SQLiteDatabase mDatabase;
     private final String mEditTable; 
     private final String mSql;