Make SQLiteDatabase final.

The SQLiteDatabase constructor is inaccessible so it is not
possible for applications to subclass it.  To remove all possible
remaining temptation to do so, make the class final.

Change-Id: I4148e9b06f0661ec22aab8e45afde38498d2375a

3 files changed, 5 insertions, 3 deletions

diff --git a/core/java/android/database/sqlite/SQLiteDatabase.java b/core/java/android/database/sqlite/SQLiteDatabase.java
index 04ee142..604247e 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 10ce991..1197331 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 3375e74..294edc4 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;