Issue 180: when deserializing objects, the context class loader is used instead…

Issue 180: when deserializing objects, the context class loader is used instead of the default class loader if the system property "h2.useThreadContextClassLoader" is set. Thanks a lot to Noah Fontes for the patch!

h2/src/test/org/h2/test/db/TestLob.java

@@ -1243,11 +1243,10 @@ public class TestLob extends TestBase {
         rs.next();
         Object oa = rs.getObject(2);
         assertEquals(TestLobObject.class.getName(), oa.getClass().getName());
-        TestLobObject a = (TestLobObject) oa;
         Object ob = rs.getObject("DATA");
-        TestLobObject b = (TestLobObject) ob;
-        assertEquals("abc", a.data);
-        assertEquals("abc", b.data);
+        assertEquals(TestLobObject.class.getName(), ob.getClass().getName());
+        assertEquals("TestLobObject: abc", oa.toString());
+        assertEquals("TestLobObject: abc", ob.toString());
         assertFalse(rs.next());
 
         conn.createStatement().execute("drop table test");

h2/src/test/org/h2/test/db/TestLobObject.java

@@ -19,4 +19,8 @@ class TestLobObject implements Serializable {
     TestLobObject(String data) {
         this.data = data;
     }
+
+    public String toString() {
+        return "TestLobObject: " + data;
+    }
 }