Added PersistenceContext.shutdown(), exposed shutdown() in ConnectionProvider.

git-svn-id: https://samskivert.googlecode.com/svn/trunk@2143 6335cc39-0255-0410-8fd6-9bcaacd3b74c

src/java/com/samskivert/jdbc/ConnectionProvider.java

@@ -86,4 +86,11 @@ public interface ConnectionProvider
      * would be used if {@link #getConnection} were called.
      */
     public String getURL (String ident);
+
+    /**
+     * Shuts down this connection provider, closing all connections currently in the pool. This
+     * should only be called once all active connections have been released with {@link
+     * #releaseConnection}.
+     */
+    public void shutdown ();
 }

src/java/com/samskivert/jdbc/StaticConnectionProvider.java

@@ -98,28 +98,6 @@ public class StaticConnectionProvider implements ConnectionProvider
         _props = props;
     }
 
-    /**
-     * Closes all of the open database connections in preparation for shutting down.
-     */
-    public void shutdown ()
-    {
-        // close all of the connections
-        Iterator iter = _keys.keySet().iterator();
-        while (iter.hasNext()) {
-            String key = (String)iter.next();
-            Mapping conmap = _keys.get(key);
-            try {
-                conmap.connection.close();
-            } catch (SQLException sqe) {
-                Log.warning("Error shutting down connection [key=" + key + ", err=" + sqe + "].");
-            }
-        }
-
-        // clear out our mapping tables
-        _keys.clear();
-        _idents.clear();
-    }
-
     // from ConnectionProvider
     public String getURL (String ident)
     {
@@ -211,6 +189,26 @@ public class StaticConnectionProvider implements ConnectionProvider
         _keys.remove(conmap.key);
     }
 
+    // from ConnectionProvider
+    public void shutdown ()
+    {
+        // close all of the connections
+        Iterator iter = _keys.keySet().iterator();
+        while (iter.hasNext()) {
+            String key = (String)iter.next();
+            Mapping conmap = _keys.get(key);
+            try {
+                conmap.connection.close();
+            } catch (SQLException sqe) {
+                Log.warning("Error shutting down connection [key=" + key + ", err=" + sqe + "].");
+            }
+        }
+
+        // clear out our mapping tables
+        _keys.clear();
+        _idents.clear();
+    }
+
     protected Connection openConnection (String driver, String url, String username, String passwd)
         throws PersistenceException
     {

src/java/com/samskivert/jdbc/depot/PersistenceContext.java

@@ -141,6 +141,22 @@ public class PersistenceContext
         _cache = adapter;
     }
 
+    /**
+     * Shuts this persistence context down, shutting down any caching system in use and shutting
+     * down the JDBC connection pool.
+     */
+    public void shutdown ()
+    {
+        try {
+            if (_cache != null) {
+                _cache.shutdown();
+            }
+        } catch (Throwable t) {
+            log.log(Level.WARNING, "Failure shutting down Depot cache.", t);
+        }
+        _conprov.shutdown();
+    }
+
     /**
      * Create and return a new {@link SQLBuilder} for the appropriate dialect.
      *
@@ -183,7 +199,8 @@ public class PersistenceContext
      * and register a pre-migration for every single schema migration and they will then be
      * guaranteed to be run in registration order and with predictable pre- and post-conditions.
      */
-    public <T extends PersistentRecord> void registerMigration (Class<T> type, EntityMigration migration)
+    public <T extends PersistentRecord> void registerMigration (
+        Class<T> type, EntityMigration migration)
     {
         getRawMarshaller(type).registerMigration(migration);
     }